CN104426414A - Power generation effect-improved friction generator and preparation method thereof - Google Patents
Power generation effect-improved friction generator and preparation method thereof Download PDFInfo
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- CN104426414A CN104426414A CN201310372569.6A CN201310372569A CN104426414A CN 104426414 A CN104426414 A CN 104426414A CN 201310372569 A CN201310372569 A CN 201310372569A CN 104426414 A CN104426414 A CN 104426414A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
- H02N1/04—Friction generators
Abstract
The invention provides a power generation effect-improved friction generator and a preparation method thereof. The method includes the following steps that: (1) at least one side surface of a viscous material thin film is coated with nano particles, so that a nano thin film layer can be obtained; and (2) a friction generator is prepared, and a first polymeric material layer, and/or a second polymer material layer, and/or an intermediate film layer is composed of the nano thin film layer obtained in the step (1). With the friction generator of the invention adopted, the viscidity of the viscous material thin film, which is embodied when the viscous material thin film rubs a smooth surface, can be effectively decreased, and therefore, rapid separation of two friction layers can be separated, and the friction generator can work steadily.
Description
Technical field
The present invention relates to field of nanometer material technology, especially relate to a kind of friction generator of applying nano materials.
Background technology
At present, energy problem is one of key subjects affecting human progress and sustainable development.Variously to carry out in high gear all over the world around new energy development, the research that can reuse the renewable energy resources.
The collection of energy adopting friction techniques to build and conversion equipment, play a crucial role in self-powered nanosystems.Further, because it possesses the characteristics such as environmental protection, cost be low, self-driven, extensive concern is received.The piezoelectricity friction generator of teaching seminar's research and development along with Wang Zhonglin has realized since mechanical energy is converted to electric energy, and the different structure based on piezoelectricity and friction electricity and the friction generator of material are come out one after another.At present, friction generator can drive small liquid crystal display, low-power light-emitting diode and microelectronic device and module etc.
Wherein, flexible and transparent friction generator just causes the extensive concern of people once report.In the making of such friction generator, cohesive material film such as dimethyl silicone polymer (PDMS) or soft PVC (PVC) are one of excellent performance materials of first-selection.Wherein PDMS not only has excellent flexibility, high transmission rate, also has good biocompatibility simultaneously, for such friction generator provides application space widely.PDMS for making flexible and transparent friction generator has good caoutchouc elasticity and morphotropism after film-forming, after contacting with another shiny surface, meeting adsorbed close is on this surface, simultaneously owing to having drained the air between two contact-making surfaces, atmospheric pressure causes two rubbing surfaces to be difficult to be separated further, and the friction generator thus directly made is difficult to there is good output performance.
Summary of the invention
Technical problem to be solved by this invention is: the defect overcoming existing flexible friction generator output performance, provides a kind of effect improved friction generator and preparation method thereof that generates electricity, can significantly improve the output performance of friction generator.
In order to solve the problems of the technologies described above, the first technical scheme provided by the invention, a kind of preparation method of friction generator, the method comprises:
(1) at least one side surface coated with nano of cohesive material film particle, nanometer thin rete is obtained;
(2) friction generator is made,
Described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, and the second electrode lay; Or described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, the second polymer material layer and the second electrode lay; Or described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, intervening electrode layer, the second polymer material layer and the second electrode lay; Or described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, between two parties thin layer, the second polymer material layer and the second electrode lay;
Wherein, the first polymer material layer, and/or the second polymer material layer, and/or thin layer is made up of step (1) gained nanometer thin rete between two parties.
The preparation method of aforesaid friction generator, described cohesive material film material therefor is dimethyl silicone polymer (PDMS) or flexible PVC.
Flexible PVC of the present invention is the PVC that plasticizer addition is greater than 25 weight portions, and this flexible PVC can commercially obtain.
The preparation method of aforesaid friction generator, described nano particle is non-metal nanoparticle or metal nanoparticle.
The preparation method of aforesaid friction generator, described nano particle is nano silicon, nano titanium oxide, nano zine oxide, nanometer di-iron trioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nano barium phthalate, nanometer barium stannate, nano polyaniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W; Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
The preparation method of aforesaid friction generator, is coated in the pressed powder of nano particle at least one side surface of cohesive material film.
The preparation method of aforesaid friction generator, by nanoparticulate dispersed in organic solvent, obtains slurry, is then coated at least one side surface of cohesive material film by slurry.
The preparation method of aforesaid friction generator, described organic solvent is ethanol, isopropyl alcohol, acetone or n-hexane.
The preparation method of aforesaid friction generator, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.5g.
The preparation method of aforesaid friction generator, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.1g.
The preparation method of aforesaid friction generator, described nano particle diameter is 5nm-800nm.
Second technical scheme provided by the invention, a kind of friction generator, comprise the first electrode layer of stacked setting, first polymer material layer, and the second electrode lay, wherein the first polymer material layer material therefor is the nanometer thin rete obtained at cohesive material film side surface-coated nano particle, and the relative the second electrode lay of side surface of the coated with nano particle of described nanometer thin rete is arranged.
Aforesaid friction generator, described cohesive material film material therefor is dimethyl silicone polymer (PDMS) or flexible PVC.
Aforesaid friction generator, described nano particle is non-metal nanoparticle or metal nanoparticle.
Aforesaid friction generator, described nano particle is nano silicon, nano titanium oxide, nano zine oxide, nanometer di-iron trioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nano barium phthalate, nanometer barium stannate, nano polyaniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W; Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
Aforesaid friction generator, is coated in the pressed powder of nano particle at least one side surface of cohesive material film, obtains nanometer thin rete.
Aforesaid friction generator, by nanoparticulate dispersed in organic solvent, obtains slurry, is then coated at least one side surface of cohesive material film by slurry, obtains nanometer thin rete.
Aforesaid friction generator, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.5g.
Aforesaid friction generator, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.1g.
Aforesaid friction generator, described nano particle diameter is 5nm-800nm.
Aforesaid friction generator, the first electrode layer material therefor is indium tin oxide, Graphene, nano silver wire film, metal or alloy, and wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy;
The second electrode lay material therefor is metal or alloy, and wherein metal can be Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy can be aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
3rd technical scheme provided by the invention, a kind of friction generator, comprise the first electrode layer of stacked setting, first polymer material layer, second polymer material layer and the second electrode lay, wherein, at least one deck material therefor in the first polymer material layer and the second polymer material layer is the nanometer thin rete obtained at cohesive material film side surface-coated nano particle.
Aforesaid friction generator, described cohesive material film material therefor is dimethyl silicone polymer (PDMS) or flexible PVC.
Aforesaid friction generator, described nano particle is non-metal nanoparticle or metal nanoparticle.
Aforesaid friction generator, described nano particle is nano silicon, nano titanium oxide, nano zine oxide, nanometer di-iron trioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nano barium phthalate, nanometer barium stannate, nano polyaniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W; Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
Aforesaid friction generator, is coated in the pressed powder of nano particle at least one side surface of cohesive material film, obtains nanometer thin rete.
Aforesaid friction generator, by nanoparticulate dispersed in organic solvent, obtains slurry, is then coated at least one side surface of cohesive material film by slurry, obtains nanometer thin rete.
Aforesaid friction generator, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.5g.
Aforesaid friction generator, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.1g.
Aforesaid friction generator, described nano particle diameter is 5nm-800nm.
Aforesaid friction generator, described friction generator comprises intervening electrode layer further, and described intervening electrode layer is arranged between the first polymer material layer and the second polymer material layer.
Aforesaid friction generator, described intervening electrode layer is metal, metal oxide, alloy-layer, or patterned metal line-high polymer layer folds body, wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy, and metal oxide is indium tin oxide.
It is on the surface by hot pressing, spin coating, blade coating or screen-printed metal, metal dust or metal paste in the side of high polymer layer that patterned metal line-high polymer layer of the present invention folds body, form patterned metal line, thus the duplexer prepared.Metal material therefor is metal or alloy, and wherein, metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, selenium, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.Metal paste of the present invention comprises adhesive, metal dust, diluent etc.Adhesive and diluent are the conventional ingredient making metal paste.Here be graphically can conducting graphical, such as well shape structure, diamond shaped structure, Z-shaped structure or interdigital structure.
Aforesaid friction generator, first electrode layer and the second electrode lay material therefor are indium tin oxide, Graphene, nano silver wire film, metal or alloy, and wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
Aforesaid friction generator, when the first polymer material layer or the second polymer material layer do not adopt nanometer thin rete, its material therefor is selected from polyimide film, aniline-formaldehyde resin film, polyformaldehyde film, ethyl cellulose film, polyamide film, melamino-formaldehyde film, polyethylene glycol succinate film, cellophane, cellulose acetate film, polyethylene glycol adipate film, polydiallyl phthalate film, cellulose sponge film, renewable sponge film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer film, staple fibre film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutene film, pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer film, neoprene film, butadiene-propylene copolymer film, natural rubber films, polyacrylonitrile film, any one in acrylonitrile vinyl chloride copolymer film.
4th technical scheme provided by the invention, a kind of friction generator, comprise the first electrode layer of stacked setting, first polymer material layer, thin layer between two parties, the second polymer material layer and the second electrode lay, wherein, at least one deck in first polymer material layer and between two parties thin layer, and/or the second polymer material layer and at least one deck material therefor between two parties in thin layer are the nanometer thin retes that cohesive material film side surface-coated nano particle obtains.
Aforesaid friction generator, described cohesive material film material therefor is dimethyl silicone polymer (PDMS) or flexible PVC.
Aforesaid friction generator, described nano particle is non-metal nanoparticle or metal nanoparticle.
Aforesaid friction generator, described nano particle is nano silicon, nano titanium oxide, nano zine oxide, nanometer di-iron trioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nano barium phthalate, nanometer barium stannate, nano polyaniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W; Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
Aforesaid friction generator, is coated in the pressed powder of nano particle at least one side surface of cohesive material film, obtains nanometer thin rete.
Aforesaid friction generator, by nanoparticulate dispersed in organic solvent, obtains slurry, is then coated at least one side surface of cohesive material film by slurry, obtains nanometer thin rete.
Aforesaid friction generator, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.5g.
Aforesaid friction generator, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.1g.
Aforesaid friction generator, described nano particle diameter is 5nm-800nm.
Aforesaid friction generator, first electrode layer and the second electrode lay material therefor are indium tin oxide, Graphene, nano silver wire film, metal or alloy, and wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
Aforesaid friction generator, when the first polymer material layer, or thin layer between two parties, or when the second polymer material layer does not adopt nanometer thin rete, its material therefor is selected from polyimide film, aniline-formaldehyde resin film, polyformaldehyde film, ethyl cellulose film, polyamide film, melamino-formaldehyde film, polyethylene glycol succinate film, cellophane, cellulose acetate film, polyethylene glycol adipate film, polydiallyl phthalate film, cellulose sponge film, renewable sponge film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer film, staple fibre film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutene film, pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer film, neoprene film, butadiene-propylene copolymer film, natural rubber films, polyacrylonitrile film, any one in acrylonitrile vinyl chloride copolymer film.
Friction generator of the present invention adopts at cohesive material film (such as dimethyl silicone polymer (PDMS)) the film side nanometer thin rete that obtains of coated with nano particle on the surface, the viscosity that cohesive material film shows when rubbing with smooth surface can be effectively reduced, thus can realize two frictional layer quick separating, enable the work that friction generator is continual and steady.
Accompanying drawing explanation
Fig. 1 is the perspective view of a kind of embodiment of friction generator of the present invention.
Fig. 2 is the cross-sectional view of Fig. 1 friction generator of the present invention.
Fig. 3 is the perspective view of the another kind of embodiment of friction generator of the present invention.
Fig. 4 is the cross-sectional view of Fig. 3 friction generator of the present invention.
Fig. 5 is the perspective view of the another kind of embodiment of friction generator of the present invention.
Fig. 6 is the cross-sectional view of Fig. 5 friction generator of the present invention.
Fig. 7 is the perspective view of the another kind of embodiment of friction generator of the present invention.
Fig. 8 is the cross-sectional view of Fig. 7 friction generator of the present invention.
Embodiment
For fully understanding the object of the present invention, feature and effect, by following concrete execution mode, the present invention is elaborated.
The invention provides a kind of preparation method of friction generator, the method comprises:
(1) at cohesive material film (preferred dimethyl silicone polymer (PDMS) film and soft PVC (PVC)) at least one side surface coated with nano particle, nanometer thin rete is obtained.
Described nano particle be oxide as nano silicon, nano titanium oxide, nano zine oxide, nanometer di-iron trioxide, nano aluminium oxide etc.; Inorganic salts as nano-calcium carbonate, nano barium sulfate; Composite metal oxide barium titanate, barium stannate etc.; Organic nano particle is as polyaniline; Organic-fuel nano particle; Carbide or nitride nano particle as carborundum, silicon nitride, the metal carbides such as Cr, Ti, V, Zr, Mo, W or nitride; Metal or alloy nano particle is as Au, Ag or Ag-Cu, Au-Cu etc.The coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.5g, preferred 0.01-0.1g.Described nano particle diameter is 5nm-800nm.
Nano particle is arranged at least one side surface of cohesive material film by the method for conventional coating or spraying.Such as the pressed powder of nano particle is directly coated at least one side surface of cohesive material film.Or by nanoparticulate dispersed in organic solvent (such as ethanol, isopropyl alcohol, acetone or n-hexane).The consumption of the present invention to organic solvent does not have particular/special requirement, nano particle can be uniformly dispersed in organic solvent, those skilled in the art can regulate concentration proportioning as required, obtain the slurry be suitable for, and are then coated at least one side surface of cohesive material film by slurry.
Cohesive material film of the present invention can be dimethyl silicone polymer, and dimethyl silicone polymer is conventional commercial material, and its structure is
Cohesive material film of the present invention can be flexible PVC.Flexible PVC of the present invention is the PVC that plasticizer addition is greater than 25 weight portions, and this flexible PVC can commercially obtain.
(2) friction generator is made
Described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, and the second electrode lay, and wherein, the first polymer material layer is made up of step (1) gained nanometer thin rete.
Or described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, second polymer material layer and the second electrode lay, wherein, the first polymer material layer, and/or the second polymer material layer is made up of step (1) gained nanometer thin rete.
Or described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, intervening electrode layer, the second polymer material layer and the second electrode lay, wherein, first polymer material layer, and/or the second polymer material layer is made up of step (1) gained nanometer thin rete.
Or described friction generator comprises the first electrode layer of stacked setting, first polymer material layer, thin layer between two parties, second polymer material layer and the second electrode lay, wherein, at least one deck in first polymer material layer and/or between two parties thin layer, and/or the second polymer material layer and/or between two parties thin layer be made up of step (1) gained nanometer thin rete.
The following detailed description of the structure of the friction generator of applying nano thin layer.
It is the friction generator 1 of a kind of embodiment of the present invention shown in Fig. 1 and 2.This friction generator 1 comprises the first electrode layer 11, first polymer material layer 12 of stacked setting, and the second electrode lay 13.Wherein, the first polymer material layer 12 material therefor is the above-mentioned nanometer thin rete obtained at cohesive material film (preferred dimethyl silicone polymer (PDMS) film) side surface-coated nano particle, and its thickness is 100 μm-500 μm.
In this execution mode, first electrode layer 11 pairs material therefor does not have particular provisions, the material of conductive layer can be formed all within protection scope of the present invention, be such as indium tin oxide, Graphene, nano silver wire film, metal or alloy, wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
In this execution mode, the second electrode lay 13 material therefor can be metal or alloy, and wherein metal can be Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy can be aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.The thickness of the second electrode lay 13 preferably 100 μm-500 μm, more preferably 200 μm.
When each layer of the friction generator of this execution mode of the present invention is bent downwardly, the first polymer material layer 12 in friction generator produces electrostatic charge with the surperficial phase mutual friction of the second electrode lay 13, the generation of electrostatic charge can make the electric capacity between the first polymer material layer 12 and the second electrode lay 13 change, thus causes occurring electrical potential difference between the first polymer material layer 12 and the second electrode lay 13.Due to the existence of electrical potential difference between the first polymer material layer 12 and the second electrode lay 13, free electron flows to the high side of electromotive force by by external circuit by the side that electromotive force is low, thus forms electric current in external circuit.When each layer of friction generator of the present invention returns to original state, at this moment the built-in potential be formed between the first polymer material layer 12 and the second electrode lay 13 disappears, now will again produce reverse electrical potential difference between Balanced first polymer material layer 12 and the second electrode lay 13, then free electron forms reverse current by external circuit.By repeatedly rubbing and recovering, just periodic ac signal can be formed in external circuit.In this execution mode of the present invention, adopt cohesive material film side on the surface the nanometer thin rete that obtains of coated with nano particle as the first polymer material layer 12, effectively reduce the viscosity that cohesive material film shows when rubbing with smooth surface, thus can realize two frictional layer quick separating, enable the work that friction generator is continual and steady.
It is the friction generator 2 of the another kind of embodiment of the present invention shown in Fig. 3 and 4.This friction generator 2 comprises the first electrode layer 21 of stacked setting, first polymer material layer 22, second polymer material layer 23 and the second electrode lay 24, wherein, at least one deck material therefor in first polymer material layer 22 and the second polymer material layer 23 is the above-mentioned nanometer thin rete obtained at cohesive material film (preferred dimethyl silicone polymer (PDMS) film) side surface-coated nano particle, and its thickness is 100 μm-500 μm.
In this embodiment, first electrode layer 21 and the second electrode lay 24 pairs of material therefors do not have particular provisions, the material of conductive layer can be formed all within protection scope of the present invention, be such as indium tin oxide, Graphene, nano silver wire film, metal or alloy, wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
At least one deck material therefor in first polymer material layer 22 and the second polymer material layer 23 is above-mentioned nanometer thin rete.When the first polymer material layer 22 or the second polymer material layer 23 do not adopt nanometer thin rete, its material therefor is selected from polyimide film, aniline-formaldehyde resin film, polyformaldehyde film, ethyl cellulose film, polyamide film, melamino-formaldehyde film, polyethylene glycol succinate film, cellophane, cellulose acetate film, polyethylene glycol adipate film, polydiallyl phthalate film, cellulose sponge film, renewable sponge film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer film, staple fibre film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutene film, pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer film, neoprene film, butadiene-propylene copolymer film, natural rubber films, polyacrylonitrile film, any one in acrylonitrile vinyl chloride copolymer film.Now, the first polymer material layer 22 or the second polymer material layer 23 thickness are 100 μm-500 μm.
When each layer of the friction generator of this execution mode of the present invention is bent downwardly, the first polymer material layer 22 in friction generator produces electrostatic charge with the surperficial phase mutual friction of the second polymer material layer 23, the generation of electrostatic charge can make the electric capacity between the first polymer material layer 22 and the second polymer material layer 23 change, thus causes occurring electrical potential difference between the first electrode layer 21 and the second electrode lay 24.Due to the existence of electrical potential difference between the first electrode layer 21 and the second electrode lay 24, free electron flows to the high side of electromotive force by by external circuit by the side that electromotive force is low, thus forms electric current in external circuit.When each layer of friction generator of the present invention returns to original state, at this moment the built-in potential be formed between the first electrode layer 21 and the second electrode lay 24 disappears, now will again produce reverse electrical potential difference between Balanced first electrode layer 21 and the second electrode lay 24, then free electron forms reverse current by external circuit.By repeatedly rubbing and recovering, just periodic ac signal can be formed in external circuit.In this execution mode of the present invention, adopt cohesive material film side on the surface the nanometer thin rete that obtains of coated with nano particle as the first polymer material layer 22 and/or the second polymer material layer 23, effectively reduce the viscosity that cohesive material film shows when rubbing with smooth surface, thus can realize two frictional layer quick separating, enable the work that friction generator is continual and steady.
It is the friction generator 3 of another embodiment of the present invention shown in Fig. 5 and 6.This friction generator 3 comprises the first electrode layer 31, first polymer material layer 32, thin layer 33 between two parties, second polymer material layer 34 and the second electrode lay 35, wherein, at least one deck in first polymer material layer 32 and between two parties thin layer 33, and/or second polymer material layer 34 and at least one deck material therefor between two parties in thin layer 33 be the above-mentioned nanometer thin rete obtained at cohesive material film (preferred dimethyl silicone polymer (PDMS) film) side surface-coated nano particle, its thickness is 100 μm-500 μm.
In this embodiment, first electrode layer 31 and the second electrode lay 35 pairs of material therefors do not have particular provisions, the material of conductive layer can be formed all within protection scope of the present invention, be such as indium tin oxide, Graphene, nano silver wire film, metal or alloy, wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
At least one deck in first polymer material layer 32 and between two parties thin layer 33, and/or the second polymer material layer 34 and at least one deck material therefor between two parties in thin layer 33 are nanometer thin retes.When the first polymer material layer 32, or thin layer 33 between two parties, or when the second polymer material layer 34 does not adopt nanometer thin rete, its material therefor is selected from polyimide film, aniline-formaldehyde resin film, polyformaldehyde film, ethyl cellulose film, polyamide film, melamino-formaldehyde film, polyethylene glycol succinate film, cellophane, cellulose acetate film, polyethylene glycol adipate film, polydiallyl phthalate film, cellulose sponge film, renewable sponge film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer film, staple fibre film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutene film, pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer film, neoprene film, butadiene-propylene copolymer film, natural rubber films, polyacrylonitrile film, any one in acrylonitrile vinyl chloride copolymer film.Now, the first polymer material layer 32, or thin layer 33 between two parties, or the second polymer material layer 34 thickness is 100 μm-500 μm.
When each layer of the friction generator of this execution mode of the present invention is bent downwardly, the first polymer material layer 32 in friction generator is with thin layer 33 is surperficial between two parties, and/or second polymer material layer 34 produce electrostatic charge with the surperficial phase mutual friction of thin layer 33 between two parties, the generation of electrostatic charge can make to occur electrical potential difference between the first electrode layer 31 and the second electrode lay 35.Due to the existence of electrical potential difference between the first electrode layer 31 and the second electrode lay 35, free electron flows to the high side of electromotive force by by external circuit by the side that electromotive force is low, thus forms electric current in external circuit.When each layer of friction generator of the present invention returns to original state, at this moment the built-in potential be formed between the first electrode layer 31 and the second electrode lay 35 disappears, now will again produce reverse electrical potential difference between Balanced first electrode layer 31 and the second electrode lay 35, then free electron forms reverse current by external circuit.By repeatedly rubbing and recovering, just periodic ac signal can be formed in external circuit.In this execution mode of the present invention, adopt cohesive material film side on the surface the nanometer thin rete that obtains of coated with nano particle as the first polymer material layer 32, and/or thin layer 33 between two parties, and/or second polymer material layer 34, effectively reduce the viscosity that cohesive material film shows when rubbing with smooth surface, thus can realize two frictional layer quick separating, enable the work that friction generator is continual and steady.
It is the friction generator 4 of another embodiment of the present invention shown in Fig. 7 and 8.This friction generator 4 comprises the first electrode layer 41, first polymer material layer 42, intervening electrode layer 43, second polymer material layer 44 and the second electrode lay 45, wherein, at least one deck material therefor in first polymer material layer 42 and the second polymer material layer 44 is the above-mentioned nanometer thin rete obtained at cohesive material film (preferred dimethyl silicone polymer (PDMS) film) side surface-coated nano particle, and its thickness is 100 μm-500 μm.
In this embodiment, first electrode layer 41 and the second electrode lay 45 pairs of material therefors do not have particular provisions, the material of conductive layer can be formed all within protection scope of the present invention, be such as indium tin oxide, Graphene, nano silver wire film, metal or alloy, wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
Described intervening electrode layer 43 is metal, metal oxide, alloy-layer, or patterned metal line-high polymer layer folds body, and wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy, and metal oxide is indium tin oxide.
It is on the surface by hot pressing, spin coating, blade coating or screen-printed metal, metal dust or metal paste in the side of high polymer layer that patterned metal line-high polymer layer of the present invention folds body, form patterned metal line, thus the duplexer prepared.Metal material therefor is metal or alloy, and wherein, metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, selenium, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.Metal paste of the present invention comprises adhesive, metal dust, diluent etc.Adhesive and diluent are the conventional ingredient making metal paste.Here be graphically can conducting graphical, such as well shape structure, diamond shaped structure, Z-shaped structure or interdigital structure.
At least one deck material therefor in first polymer material layer 42 and the second polymer material layer 44 is above-mentioned nanometer thin rete.When the first polymer material layer 42 or the second polymer material layer 44 do not adopt nanometer thin rete, its material therefor is selected from polyimide film, aniline-formaldehyde resin film, polyformaldehyde film, ethyl cellulose film, polyamide film, melamino-formaldehyde film, polyethylene glycol succinate film, cellophane, cellulose acetate film, polyethylene glycol adipate film, polydiallyl phthalate film, cellulose sponge film, renewable sponge film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer film, staple fibre film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutene film, pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer film, neoprene film, butadiene-propylene copolymer film, natural rubber films, polyacrylonitrile film, any one in acrylonitrile vinyl chloride copolymer film.Now, the first polymer material layer 42 or the second polymer material layer 44 thickness are 100 μm-500 μm.
When each layer of the friction generator of this execution mode of the present invention is bent downwardly, surperficial phase mutual friction produces electrostatic charge to the first polymer material layer 42, second polymer material layer 44 in friction generator with intervening electrode layer 43 respectively, thus cause between the first electrode layer 41 and intervening electrode layer 43, and there is electrical potential difference between intervening electrode layer 43 and the second electrode lay 45.Due between the first electrode layer 41 and intervening electrode layer 43, and the existence of electrical potential difference between intervening electrode layer 43 and the second electrode lay 45, free electron flows to the high side of electromotive force by by external circuit by the side that electromotive force is low, thus forms electric current in external circuit.When each layer of friction generator of the present invention returns to original state, at this moment be formed between the first electrode layer 41 and intervening electrode layer 43, and the built-in potential between intervening electrode layer 43 and the second electrode lay 45 disappears, now between Balanced first electrode layer 41 and intervening electrode layer 43, and again producing reverse electrical potential difference between intervening electrode layer 43 and the second electrode lay 45, then free electron forms reverse current by external circuit.By repeatedly rubbing and recovering, just periodic ac signal can be formed in external circuit.In this execution mode of the present invention, adopt cohesive material film side on the surface the nanometer thin rete that obtains of coated with nano particle as the first polymer material layer 42 and/or the second polymer material layer 44, effectively reduce the viscosity that cohesive material film shows when rubbing with smooth surface, thus can realize two frictional layer quick separating, enable the work that friction generator is continual and steady.
Set forth the enforcement of method of the present invention below by specific embodiment, one skilled in the art will appreciate that this should not be understood to the restriction to the claims in the present invention scope.
Embodiment
Raw materials used as follows in embodiment:
Table 1
| Producer, model | |
| Dimethyl silicone polymer | DOW CORNING |
Embodiment 1
Silicon template is adopted to make dimethyl silicone polymer (PDMS) film that thickness is 150um.Apply the nanometer silicon dioxide particle of particle diameter 12nm on the surface in the side of this dimethyl silicone polymer (PDMS) film, coated weight is every square meter PDMS surface-coated nanometer silicon dioxide particle 0.04g, obtains nanometer thin rete.
Need the friction generator of preparation to be of a size of 3cm × 3cm, gross thickness is approximately 500 μm.This friction generator 1 comprises the first electrode layer 11, first polymer material layer 12 of stacked setting, and the second electrode lay 13.
Adopt above-mentioned nanometer thin rete as the first polymer material layer 12, its another plate the aluminium film of thickness 100nm on the surface, this aluminium film is the first electrode layer 11.
Adopt the Copper Foil of thickness 100 μm as the second electrode lay 13.According to the surface being coated with nano particle of the first polymer material layer 12 towards the second electrode lay 13, the second electrode lay 13 is stacked on the first polymer material layer 12, obtains friction generator.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.The stepping motor of life cycle vibration (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, and the maximum output voltage of this friction generator sample and current signal reach 374V and 4.0 μ A respectively.
Embodiment 2
Silicon template is adopted to make dimethyl silicone polymer (PDMS) film that thickness is 150um.Apply the nanometer silicon dioxide particle of particle diameter 5nm on the surface in the side of this dimethyl silicone polymer (PDMS) film, coated weight is every square meter PDMS surface-coated nanometer silicon dioxide particle 0.01g, obtains nanometer thin rete.
Need the friction generator of preparation to be of a size of 3cm × 3cm, gross thickness is approximately 500 μm.This friction generator 1 comprises the first electrode layer 11, first polymer material layer 12 of stacked setting, and the second electrode lay 13.
Adopt above-mentioned nanometer thin rete as the first polymer material layer 12, its another plate the aluminium film of thickness 100nm on the surface, this aluminium film is the first electrode layer 11.
Adopt the Copper Foil of thickness 100 μm as the second electrode lay 13.According to the surface being coated with nano particle of the first polymer material layer 12 towards the second electrode lay 13, the second electrode lay 13 is stacked on the first polymer material layer 12, obtains friction generator.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.The stepping motor of life cycle vibration (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, and the maximum output voltage of this friction generator sample and current signal reach 346V and 3.5 μ A respectively.
Embodiment 3
Silicon template is adopted to make dimethyl silicone polymer (PDMS) film that thickness is 150um.Apply the nanometer silicon dioxide particle of particle diameter 800nm on the surface in the side of this dimethyl silicone polymer (PDMS) film, coated weight is every square meter PDMS surface-coated nanometer silicon dioxide particle 0.1g, obtains nanometer thin rete.
Need the friction generator of preparation to be of a size of 3cm × 3cm, gross thickness is approximately 500 μm.This friction generator 1 comprises the first electrode layer 11, first polymer material layer 12 of stacked setting, and the second electrode lay 13.
Adopt above-mentioned nanometer thin rete as the first polymer material layer 12, its another plate the aluminium film of thickness 100nm on the surface, this aluminium film is the first electrode layer 11.
Adopt the Copper Foil of thickness 100 μm as the second electrode lay 13.According to the surface being coated with nano particle of the first polymer material layer 12 towards the second electrode lay 13, the second electrode lay 13 is stacked on the first polymer material layer 12, obtains friction generator.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.The stepping motor of life cycle vibration (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, and the maximum output voltage of this friction generator sample and current signal reach 304V and 2.9 μ A respectively.
Embodiment 4
Silicon template is adopted to make dimethyl silicone polymer (PDMS) film that thickness is 150um.Apply the nano-calcium carbonate particles of particle diameter 12nm on the surface in the side of this dimethyl silicone polymer (PDMS) film, coated weight is every square meter PDMS surface-coated nano-calcium carbonate particles 0.04g, obtains nanometer thin rete.
Need the friction generator of preparation to be of a size of 3cm × 3cm, gross thickness is approximately 500 μm.This friction generator 1 comprises the first electrode layer 11, first polymer material layer 12 of stacked setting, and the second electrode lay 13.
Adopt above-mentioned nanometer thin rete as the first polymer material layer 12, its another plate the aluminium film of thickness 100nm on the surface, this aluminium film is the first electrode layer 11.
Adopt the Copper Foil of thickness 100 μm as the second electrode lay 13.
According to the surface being coated with nano particle of the first polymer material layer 12 towards the second electrode lay 13, the second electrode lay 13 is stacked on the first polymer material layer 12, obtains friction generator.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.The stepping motor of life cycle vibration (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, and the maximum output voltage of this friction generator sample and current signal reach 382V and 4.0 μ A respectively.
Embodiment 5
Silicon template is adopted to make dimethyl silicone polymer (PDMS) film that thickness is 150um.Apply the nano barium titanate titanate particle of particle diameter 12nm on the surface in the side of this dimethyl silicone polymer (PDMS) film, coated weight is every square meter PDMS surface-coated nano barium titanate titanate particle 0.04g, obtains nanometer thin rete.
Need the friction generator of preparation to be of a size of 3cm × 3cm, gross thickness is approximately 500 μm.This friction generator 1 comprises the first electrode layer 11, first polymer material layer 12 of stacked setting, and the second electrode lay 13.
Adopt above-mentioned nanometer thin rete as the first polymer material layer 12, its another plate the aluminium film of thickness 100nm on the surface, this aluminium film is the first electrode layer 11.
Adopt the Copper Foil of thickness 100 μm as the second electrode lay 13.According to the surface being coated with nano particle of the first polymer material layer 12 towards the second electrode lay 13, the second electrode lay 13 is stacked on the first polymer material layer 12, obtains friction generator.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.The stepping motor of life cycle vibration (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, and the maximum output voltage of this friction generator sample and current signal reach 442V and 4.2 μ A respectively.
Embodiment 6
Silicon template is adopted to make dimethyl silicone polymer (PDMS) film that thickness is 150um.Apply the nano polyaniline particle of particle diameter 12nm on the surface in the side of this dimethyl silicone polymer (PDMS) film, coated weight is every square meter PDMS surface-coated nano polyaniline particle 0.04g, obtains nanometer thin rete.
Need the friction generator of preparation to be of a size of 3cm × 3cm, gross thickness is approximately 500 μm.This friction generator 1 comprises the first electrode layer 11, first polymer material layer 12 of stacked setting, and the second electrode lay 13.
Adopt above-mentioned nanometer thin rete as the first polymer material layer 12, its another plate the aluminium film of thickness 100nm on the surface, this aluminium film is the first electrode layer 11.
Adopt the Copper Foil of thickness 100 μm as the second electrode lay 13.According to the surface being coated with nano particle of the first polymer material layer 12 towards the second electrode lay 13, the second electrode lay 13 is stacked on the first polymer material layer 12, obtains friction generator.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.The stepping motor of life cycle vibration (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, and the maximum output voltage of this friction generator sample and current signal reach 342V and 3.4 μ A respectively.
Embodiment 7
Silicon template is adopted to make dimethyl silicone polymer (PDMS) film that thickness is 150um.Apply the nano silicon nitride silicon grain of particle diameter 12nm on the surface in the side of this dimethyl silicone polymer (PDMS) film, coated weight is every square meter PDMS surface-coated nano silicon nitride silicon grain 0.04g, obtains nanometer thin rete.
Need the friction generator of preparation to be of a size of 3cm × 3cm, gross thickness is approximately 500 μm.This friction generator 1 comprises the first electrode layer 11, first polymer material layer 12 of stacked setting, and the second electrode lay 13.
Adopt above-mentioned nanometer thin rete as the first polymer material layer 12, its another plate the aluminium film of thickness 100nm on the surface, this aluminium film is the first electrode layer 11.
Adopt the Copper Foil of thickness 100 μm as the second electrode lay 13.According to the surface being coated with nano particle of the first polymer material layer 12 towards the second electrode lay 13, the second electrode lay 13 is stacked on the first polymer material layer 12, obtains friction generator.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.The stepping motor of life cycle vibration (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, and the maximum output voltage of this friction generator sample and current signal reach 354V and 3.4 μ A respectively.
Embodiment 8
Silicon template is adopted to make dimethyl silicone polymer (PDMS) film that thickness is 150um.Apply the nano-Ag particles of particle diameter 12nm on the surface in the side of this dimethyl silicone polymer (PDMS) film, coated weight is every square meter PDMS surface-coated nano-Ag particles 0.04g, obtains nanometer thin rete.
Need the friction generator of preparation to be of a size of 3cm × 3cm, gross thickness is approximately 500 μm.This friction generator 1 comprises the first electrode layer 11, first polymer material layer 12 of stacked setting, and the second electrode lay 13.
Adopt above-mentioned nanometer thin rete as the first polymer material layer 12, its another plate the aluminium film of thickness 100nm on the surface, this aluminium film is the first electrode layer 11.
Adopt the Copper Foil of thickness 100 μm as the second electrode lay 13.According to the surface being coated with nano particle of the first polymer material layer 12 towards the second electrode lay 13, the second electrode lay 13 is stacked on the first polymer material layer 12, obtains friction generator.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.The stepping motor of life cycle vibration (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, and the maximum output voltage of this friction generator sample and current signal reach 228V and 2.1 μ A respectively.
The coated weight of nano particle directly affects the viscosity between cohesive material film surface and another friction surface, thus can affect the performance of friction generator.When coated weight is too little, this viscosity reduces very few, can not quick separating after pressing with another friction surface, thus affects the performance of friction generator.
If at the nano particle of the weight such as cohesive material film surface of the same area coating, along with particle diameter increases, nano particle number can reduce, and along with particle diameter reduction, nano particle number can increase, and specific area increases simultaneously, can more cover cohesive material film surface like this.Therefore, when the coated weight of nano particle is little time, the nano particle that particle diameter is little more easily reduces viscosity.Suitable increase coated weight, when ensureing that the nano particle that particle diameter is large and particle diameter is little all can cover cohesive material film surface, the particle size impact of nano particle is just not obvious.
Claims (44)
1. a preparation method for friction generator, the method comprises:
(1) at least one side surface coated with nano of cohesive material film particle, nanometer thin rete is obtained;
(2) friction generator is made,
Described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, and the second electrode lay; Or described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, the second polymer material layer and the second electrode lay; Or described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, intervening electrode layer, the second polymer material layer and the second electrode lay; Or described friction generator comprises the first electrode layer of stacked setting, the first polymer material layer, between two parties thin layer, the second polymer material layer and the second electrode lay;
Wherein, the first polymer material layer, and/or the second polymer material layer, and/or thin layer is made up of step (1) gained nanometer thin rete between two parties.
2. the preparation method of friction generator according to claim 1, is characterized in that, described cohesive material film material therefor is dimethyl silicone polymer or soft PVC.
3. the preparation method of friction generator according to claim 1 and 2, is characterized in that, described nano particle is non-metal nanoparticle or metal nanoparticle.
4. the preparation method of friction generator according to claim 3, is characterized in that, described nano particle is nano silicon, nano titanium oxide, nano zine oxide, nanometer di-iron trioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nano barium phthalate, nanometer barium stannate, nano polyaniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W; Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
5. the preparation method of the friction generator according to claim 3 or 4, is characterized in that, is coated at least one side surface of cohesive material film by the pressed powder of nano particle.
6. the preparation method of the friction generator according to claim 3 or 4, is characterized in that, by nanoparticulate dispersed in organic solvent, obtains slurry, is then coated at least one side surface of cohesive material film by slurry.
7. the preparation method of friction generator according to claim 6, is characterized in that, described organic solvent is ethanol, isopropyl alcohol, acetone or n-hexane.
8. the preparation method of the friction generator according to any one of claim 3-7, is characterized in that, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.5g.
9. the preparation method of friction generator according to claim 8, is characterized in that, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.1g.
10. the preparation method of friction generator according to claim 8 or claim 9, it is characterized in that, described nano particle diameter is 5nm-800nm.
11. 1 kinds of friction generator, it is characterized in that, comprise the first electrode layer of stacked setting, first polymer material layer, and the second electrode lay, wherein the first polymer material layer material therefor is the nanometer thin rete obtained at cohesive material film side surface-coated nano particle, and the relative the second electrode lay of side surface of the coated with nano particle of described nanometer thin rete is arranged.
12. friction generator according to claim 11, is characterized in that, described cohesive material film material therefor is dimethyl silicone polymer or soft PVC.
13. friction generator according to claim 11 or 12, it is characterized in that, described nano particle is non-metal nanoparticle or metal nanoparticle.
14. friction generator according to claim 13, is characterized in that, described nano particle is nano silicon, nano titanium oxide, nano zine oxide, nanometer di-iron trioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nano barium phthalate, nanometer barium stannate, nano polyaniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W; Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
The preparation method of 15. friction generator according to any one of claim 11-14, is characterized in that, be coated at least one side surface of cohesive material film by the pressed powder of nano particle, obtain nanometer thin rete.
The preparation method of 16. friction generator according to any one of claim 11-14, it is characterized in that, by nanoparticulate dispersed in organic solvent, obtain slurry, then slurry is coated at least one side surface of cohesive material film, obtains nanometer thin rete.
17. friction generator according to claim 15 or 16, is characterized in that, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.5g.
18. friction generator according to claim 15 or 16, is characterized in that, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.1g.
19. friction generator according to claim 17 or 18, it is characterized in that, described nano particle diameter is 5nm-800nm.
20. friction generator according to any one of claim 11-19, it is characterized in that, first electrode layer material therefor is indium tin oxide, Graphene, nano silver wire film, metal or alloy, and wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy;
The second electrode lay material therefor is metal or alloy, and wherein metal can be Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy can be aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
21. 1 kinds of friction generator, it is characterized in that, comprise the first electrode layer of stacked setting, first polymer material layer, second polymer material layer and the second electrode lay, wherein, at least one deck material therefor in the first polymer material layer and the second polymer material layer is the nanometer thin rete obtained at cohesive material film side surface-coated nano particle.
22. friction generator according to claim 21, is characterized in that, described cohesive material film material therefor is dimethyl silicone polymer or soft PVC.
23. friction generator according to claim 21 or 22, it is characterized in that, described nano particle is non-metal nanoparticle or metal nanoparticle.
24. friction generator according to claim 23, is characterized in that, described nano particle is nano silicon, nano titanium oxide, nano zine oxide, nanometer di-iron trioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, barium titanate, barium stannate, polyaniline, carborundum, silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W; Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
The preparation method of 25. friction generator according to any one of claim 21-24, is characterized in that, be coated at least one side surface of cohesive material film by the pressed powder of nano particle, obtain nanometer thin rete.
The preparation method of 26. friction generator according to any one of claim 21-24, it is characterized in that, by nanoparticulate dispersed in organic solvent, obtain slurry, then slurry is coated at least one side surface of cohesive material film, obtains nanometer thin rete.
27. friction generator according to claim 25 or 26, is characterized in that, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.5g.
28. friction generator according to claim 27, is characterized in that, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.1g.
29. friction generator according to claim 27 or 28, it is characterized in that, described nano particle diameter is 5nm-800nm.
30. friction generator according to any one of claim 21-29, it is characterized in that, described friction generator comprises intervening electrode layer further, and described intervening electrode layer is arranged between the first polymer material layer and the second polymer material layer.
31. friction generator according to claim 30, it is characterized in that, described intervening electrode layer is metal, metal oxide, alloy-layer, or patterned metal line-high polymer layer folds body, wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy, and metal oxide is indium tin oxide.
32. friction generator according to any one of claim 21-31, it is characterized in that, first electrode layer and the second electrode lay material therefor are indium tin oxide, Graphene, nano silver wire film, metal or alloy, and wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
33. friction generator according to any one of claim 21-32, it is characterized in that, when the first polymer material layer or the second polymer material layer do not adopt nanometer thin rete, its material therefor is selected from polyimide film, aniline-formaldehyde resin film, polyformaldehyde film, ethyl cellulose film, polyamide film, melamino-formaldehyde film, polyethylene glycol succinate film, cellophane, cellulose acetate film, polyethylene glycol adipate film, polydiallyl phthalate film, cellulose sponge film, renewable sponge film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer film, staple fibre film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutene film, pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer film, neoprene film, butadiene-propylene copolymer film, natural rubber films, polyacrylonitrile film, any one in acrylonitrile vinyl chloride copolymer film.
34. 1 kinds of friction generator, it is characterized in that, comprise the first electrode layer of stacked setting, first polymer material layer, thin layer between two parties, the second polymer material layer and the second electrode lay, wherein, at least one deck in first polymer material layer and between two parties thin layer, and/or the second polymer material layer and at least one deck material therefor between two parties in thin layer are the nanometer thin retes that cohesive material film side surface-coated nano particle obtains.
35. friction generator according to claim 34, is characterized in that, described cohesive material film material therefor is dimethyl silicone polymer or soft PVC.
36. friction generator according to claim 34 or 35, it is characterized in that, described nano particle is non-metal nanoparticle or metal nanoparticle.
37. friction generator according to claim 36, is characterized in that, described nano particle is nano silicon, nano titanium oxide, nano zine oxide, nanometer di-iron trioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, barium titanate, barium stannate, polyaniline, carborundum, silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W; Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
The preparation method of 38. friction generator according to any one of claim 34-37, is characterized in that, be coated at least one side surface of cohesive material film by the pressed powder of nano particle, obtain nanometer thin rete.
The preparation method of 39. friction generator according to any one of claim 34-37, it is characterized in that, by nanoparticulate dispersed in organic solvent, obtain slurry, then slurry is coated at least one side surface of cohesive material film, obtains nanometer thin rete.
40. friction generator according to claim 38 or 39, is characterized in that, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.5g.
41. friction generator according to claim 40, is characterized in that, the coated weight of described nano particle is every square meter cohesive material film surface coating 0.01g-0.1g.
42. friction generator according to claim 40 or 41, it is characterized in that, described nano particle diameter is 5nm-800nm.
43. friction generator according to any one of claim 34-42, it is characterized in that, first electrode layer and the second electrode lay material therefor are indium tin oxide, Graphene, nano silver wire film, metal or alloy, and wherein metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
44. friction generator according to any one of claim 34-43, is characterized in that, when the first polymer material layer, or thin layer between two parties, or when the second polymer material layer does not adopt nanometer thin rete, its material therefor is selected from polyimide film, aniline-formaldehyde resin film, polyformaldehyde film, ethyl cellulose film, polyamide film, melamino-formaldehyde film, polyethylene glycol succinate film, cellophane, cellulose acetate film, polyethylene glycol adipate film, polydiallyl phthalate film, cellulose sponge film, renewable sponge film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer film, staple fibre film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutene film, pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer film, neoprene film, butadiene-propylene copolymer film, natural rubber films, polyacrylonitrile film, any one in acrylonitrile vinyl chloride copolymer film.
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| CN201310372569.6A CN104426414B (en) | 2013-08-23 | 2013-08-23 | Generate electricity effect improved friction generator and preparation method thereof |
| PCT/CN2014/076201 WO2015024392A1 (en) | 2013-08-23 | 2014-04-25 | Friction generator with improved power generation effect and preparation method therefor |
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| WO2015024392A1 (en) | 2015-02-26 |
| CN104426414B (en) | 2016-08-10 |
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