KR20130001469A - Composite materials having thermal insulation and heating - Google Patents

Composite materials having thermal insulation and heating Download PDF

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Publication number
KR20130001469A
KR20130001469A KR1020110062234A KR20110062234A KR20130001469A KR 20130001469 A KR20130001469 A KR 20130001469A KR 1020110062234 A KR1020110062234 A KR 1020110062234A KR 20110062234 A KR20110062234 A KR 20110062234A KR 20130001469 A KR20130001469 A KR 20130001469A
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South Korea
Prior art keywords
heat
coating layer
heating
unit
thermal insulation
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KR1020110062234A
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Korean (ko)
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조영수
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조영수
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Publication of KR20130001469A publication Critical patent/KR20130001469A/en

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B1/00—Details of electric heating devices
    • H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
    • H05B1/0202—Switches
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/02—Details
    • H05B3/03—Electrodes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
    • H05B3/145—Carbon only, e.g. carbon black, graphite
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/013—Heaters using resistive films or coatings

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  • Resistance Heating (AREA)
  • Surface Heating Bodies (AREA)

Abstract

PURPOSE: A warm heating complex material is provided to have heat-protection, insulation, and thermostatic functions by using a very small amount of currents of general power. CONSTITUTION: A multiple filling material(100a) performs insulation and warm functions by being filled with multiple filling materials. A heating coating unit(200a) is freely bent according to the deformation of the multiple filling materials. The heating coating unit generates heat applied to the multiple filling materials. A sensor unit(300a) detects a heating temperature of the heating coating unit on a side of the heating coating unit. A control unit(400a) maintains a constant temperature of a warm heating complex material by controlling the amount of currents applied to the heating coating unit. A power supply unit(500a) supplies electricity to the heating coating unit.

Description

Thermal insulation composite material {COMPOSITE MATERIALS HAVING THERMAL INSULATION AND HEATING}

The present invention relates to a composite material, and more particularly, to a thermal insulation composite material to have a thermal defense, heat insulation, constant temperature function.

Recently, as environmental issues such as ozone layer destruction, global warming due to CO 2 emissions, and natural environment destruction due to various environmental pollutant emissions have emerged as a coping task among countries around the world, efficient, rational and environmentally friendly use of various energy sources The nation's economy has had a great influence (trade regulation, carbon tax, etc.), and interest in the technology of storing, converting, and using thermal energy is increasing in developed countries.

In general, storing heat as internal energy of a medium is called heat storage. Regenerative heat storage can be divided into sensible heat storage and latent heat storage. A sensible heat storage is a method of using a temperature rise of a material and is a universal method of heat storage in water, sand, and gravel. The latent heat storage is a heat storage method using transition heat and melting of phase change materials having a high heat storage density in a specific temperature range, that is, latent heat, and the amount of heat storage in a specific temperature range is much larger than that of the sensible heat storage.

Recently, many studies on heat storage using latent heat rather than sensible heat have been made. These phase change materials have a large storage capacity of thermal energy per unit volume and unit weight, and thus can significantly reduce volume or weight than sensible devices. And heat storage using the heat of fusion of phase change material is not severe thermal stratification phenomenon can be heat storage and heat radiation at a substantially constant temperature in the range suitable for the use temperature.

Recently, the interest in the technology of storing, converting, and using thermal energy has been greatly increased, and an industrial field using the phase change material or the latent heat storage material in a heat storage pack has been greatly attracting attention.

However, although the conventional heat storage pack maintains its temperature for a certain time, there was a limit to the function of heat insulation and cold storage. In addition, in order to accumulate heat, boiling water or a microwave oven has to be heated to use it, so it is required to develop a pack or heat-retaining composite material which is easy to accumulate.

An object of the present invention is to provide a thermal insulation composite material to have a thermal defense, heat insulation, constant temperature function using a small current of the general power source.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the present invention will be realized and attained by the structure particularly pointed out in the claims, as well as the following description and the annexed drawings.

The present invention has implemented a thermal insulation composite material to have a thermal defense, heat insulation, constant temperature function using a small current of the general power source. In addition, by forming a high transparency coating layer and employing a transparent heating element that can transmit light to be used as a curtain in the home or office (industrial facilities).

The present invention is the multi-filling material (100a), the phase change material multi-filling material (300b), and the heating element (for example, the heating coating (200a), the heating unit 200b) constituting the thermal insulation composite material is multi-filled In order to bend or bend freely in accordance with the deformation of the material 300b, it was possible to deform in various shapes.

1 is an exemplary view of a thermal insulation composite material according to a first embodiment of the present invention.
2 is an exemplary view showing a configuration of a heating coating unit according to the first embodiment of the present invention.
Figure 3 a) is an illustration of a multi-fill material in accordance with the present invention.
Figure 3 b) and c) is a cross-sectional view of the multi-filled material according to the present invention.
Figure 4 is an illustration of a thermal insulation composite material according to a second embodiment of the present invention.
5 is an exemplary view showing a configuration of a heat generating unit according to a second embodiment of the present invention.

In order to achieve the above object, the heat insulating composite material according to the first embodiment of the present invention,

Filled with a multi-fillable material to perform the insulation and thermal insulation function, a multi-filling material to bend or bent freely in accordance with the deformation of the multi-filled material to generate heat to be applied to the multi-filled material, and the heat coating A sensor unit attached to one side of the unit to detect an exothermic temperature of the exothermic coating unit, a control unit controlling an amount of current applied to the exothermic coating unit to control the insulation heat generating composite material to maintain a constant temperature, and the exothermic coating unit It is configured to include a power supply for supplying.

In order to achieve the above object, the heat-insulating composite material according to the second embodiment of the present invention,

The multi-fill material is filled with a multi-fillable material to perform the insulation and thermal insulation function, the heating portion that bends or bends freely in accordance with the deformation of the multi-fill material and generates heat to be applied to the multi-fill material, and the phase change material It is composed of a plurality of fine filling packs are filled in the lower portion of the heating portion, the phase change material multi-filling material to maintain the heating temperature and constant temperature function of the thermal insulation heating composite material corresponding to the outside temperature, and according to the user input It is configured to include a control unit for controlling the heating temperature of the heat-insulating composite material by applying power to the heat generating unit or cut off, adjusting the amount of current applied to the heat generating unit, and a power supply unit for supplying electricity to the heat generating unit.

Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.

1 is an exemplary view of a heat insulating composite material according to a first embodiment of the present invention.

As shown in Figure 1, the thermal insulation heat generating composite material according to the first embodiment of the present invention is a multi-filling material (100a), heat generating coating portion (200a), sensor portion (300a), control unit (400a), power supply unit 500a It is configured to include).

The multi-fill material (100a) is an airgel (Aerogel), porous, powder with a hollow body, fumed silica, a phase change material, heat storage material, aerogel blanket and the like can be filled with a multi-fill material capable of thermal insulation, such as a blanket Shall be. The heat storage material is a fluid formed by adding water to a water-soluble inorganic salt such as sodium, calcium, ammonium, potassium chloride, magnesium, sodium sulfate, potassium or sodium nitrate, or a gel type that can be used semi-permanently by mixing water and powder Of liquid.

The multi-filled material (100a) is formed by dividing the compartment tightly into fine filling packs filled with the material, as shown in Figure 3a, so that the bending and bending of the thermal insulation composite material free. The method of configuring the multi-fill can be used a method such as mold fusion, space mesh type, vacuum adsorption filling.

Figure 3 a) is an illustration of a multi-filled material according to the present invention, Figure 3 b) and c) shows a cross-section of the multi-filled material. Multi-filled material 100a according to the present invention may have a cross section as shown in b) or c) of FIG.

As the outer material surrounding the filling of the multi-fill material 100a, it is preferable to use a gas barrier material that prevents the deterioration of the contents and does not allow gas such as water vapor and oxygen to pass through. Gas-barrier materials such as synthetic resin films for packaging are used for packaging food, medicine, chemicals, etc., and plasticity is also required for transparency and easy handling so that the packaged contents can be viewed from the outside.

In order to impart gas barrier properties to the packaging film, silicon oxide or magnesium oxide may be deposited on the synthetic resin film.

The multi-fill material (100a) is attached to the upper portion of the heat generating portion (200a), and maintains the low temperature / constant temperature function of the thermal insulation heat generating composite material corresponding to the outside temperature.

The exothermic coating part 200a is a structure that generates heat to be applied to the multi-fill material 100a, and has a high transparency and a transparent heating element (eg, graphene, carbon nanotube transparent coating, etc.) or mesh that can transmit light. A planar heating element is adopted. (Eg, curtains, roll screens) In addition, since the multi-fill material 100a is attached to the upper portion, the multi-fill material 100a is freely bent or bent in accordance with the deformation of the multi-fill material 100a. Opaque heating materials may be employed when used in bags or packaging boxes. (Film, planar heating element, etc.)

Figure 2 is an exemplary view showing a configuration of a heating coating unit according to a first embodiment of the present invention.

As shown in FIG. 2, the heating coating part 200a includes a heat resistant substrate 210a, a carbon nanotube coating layer 220a, a pair of electrode plate terminals 230a, a copper lead wire 240a, and an insulating coating layer. And 250a.

The heat resistant substrate 210a forms a skeleton of the heat generating coating part 200a. The heat resistant substrate 210a selectively uses any one of polyether terephthalate (PET), polyethylene nitrate (PEN, polyethylene nitrate), and amide film for low temperature heating at 40 ° C. to 100 ° C. do. The surface of the heat resistant substrate 210a preferably forms a large amount of fine pores so that nano-sized carbon nanotube particles can easily be located.

Heat-resistant substrate 210a should be able to be bent or bent freely in accordance with the deformation of the multi-fill material (100a) attached to the upper portion of the heat-generating coating (200a), PET, PEN, amide (amide) film in the manufacturing step of the amide (amide) film Mix it so that it is easily bent or bent. Such a property is required for the formulation of the thermal insulation composite material according to the present invention.

The carbon nanotube coating layer 220a is formed on the bottom surface of the heat resistant substrate 210a. The carbon nanotube coating layer 220a is formed by spraying a carbon nanotube dispersion on a lower surface of the heat resistant substrate 210a. At this time, the carbon nanotube coating layer 220 is coated with a mass of 4g / ㎡ ~ 10g / ㎡ per unit area.

In the present invention, not only carbon nanotubes (CNT), but also thin film coating film structures such as graphene or fulleran may be used.

Carbon nanotubes have excellent heat generating properties, and hexagonal shapes made of six carbons are connected to each other to form a tubular shape. The diameter of the tube is only a few tens of nanometers, called carbon nanotubes. The nanometer is one billionth of a meter, usually one hundredth of a hair's thickness.

The electrical conductivity of carbon nanotubes is about 100 to 1000 times better than copper, the thermal conductivity is the same as the best diamond in nature, and the strength is 100 times better than steel. The particle structure of the carbon fiber is broken even when only 1% is deformed, whereas the carbon nanotube can withstand 15% when deformed.

The surface of the carbon nanotubes is coated with a conductive ink, and the coated carbon nanotubes are used as wefts, and the electrode plate terminals (eg, metal wires, etc.), which are electrode members, are inclined at both ends of the weft yarns, and then woven together, and then laminated together with the flexible polymer film. .

As shown in FIG. 2, the pair of electrode plate terminals 230a are electrically connected to the carbon nanotube coating layer 220a at a predetermined distance. The electrode plate terminal 230a generates the carbon nanotube coating layer 220a by applying power to the carbon nanotube coating layer 220a.

The copper lead wires 240a are disposed under the pair of electrode plate terminals 230a, respectively, and serve as connection terminals for connecting the electrode plate terminals 230a to a power source.

The insulation coating layer 250a is formed on the bottom surface of the carbon nanotube coating layer 220a. Since the insulating coating layer 250a is formed, the electrode plate terminal 230a and the copper lead wire 240a may be disposed between the insulating coating layer 250a and the carbon nanotube coating layer 220a.

As the material of the insulating coating layer 250a, an organic or inorganic material having heat resistance equivalent to or higher than that of the heat resistant substrate 210a may be used. Preferably, a ceramic adhesive may be used. The electrode plate terminal 230a and the carbon nanotube coating layer 220a are electrically insulated by the insulating coating layer 250a, and the carbon nanotube coating layer 220a does not come into contact with oxygen. To prevent oxidation.

The sensor unit 300a is attached to one side of the heat generating coating unit 200a to detect a heat generation temperature of the heat generating coating unit.

The control unit 400a includes operation buttons for controlling on / off and operating time of the thermal insulation composite material.

The control unit 400a applies power to the heating coating unit 200a or cuts off the applied power according to a user's input to perform the on / off of the heat generating composite material. In addition, by controlling the amount of current applied to the heat-generating coating portion 200a, the thermal insulation composite material is controlled to maintain a constant temperature. In addition, by providing a separate timer, to control the heat-generating coating unit 200a to continue to generate heat in accordance with the user's input.

The power supply unit 500a supplies electricity to the pair of electrode plate terminals 230a that induce heat generation of the carbon nanotube coating layer 220a.

The power supply unit 500a according to the present invention may include a rechargeable battery or a disposable battery for supplying electricity to the electrode plate terminal 230a. In addition, the power supply unit 500a according to the present invention may charge the battery by receiving electric energy from sunlight by mounting a solar cell on one side of the body as well as charging the battery by a general electricity supply.

Figure 4 is an illustration of a heat generating composite material according to a second embodiment of the present invention.

As shown in Figure 4, the thermal insulation heat generating composite material according to the second embodiment of the present invention is a top surface multi-filling material (100b), a heating unit (200b), a phase change material multi-filling material (300b), the operation unit 400b And a power supply unit 500b.

The upper surface multi-fill material (100b) is filled with a material capable of multi-filling and insulating functions such as aerogel (aerogel), a powder having a porous hollow body, fumed silica, a phase change material, heat storage material, aerogel blankets Shall be. The heat storage material is a fluid formed by adding water to a water-soluble inorganic salt such as sodium, calcium, ammonium, potassium chloride, magnesium, sodium sulfate, potassium or sodium nitrate, or a gel type that can be used semi-permanently by mixing water and powder Of liquid.

The upper surface multi-filled material (100b) is formed by dividing the compartment tightly into fine filling packs filled with the material, so as to bend and bend the thermal insulation composite material freely as in the first embodiment. In addition, it is preferable to use a gas barrier material that prevents deterioration of the contents and does not allow gas such as water vapor and oxygen to be used as the outer material surrounding the filling of the upper surface multi-fill material 100b.

The shape and structure of the upper multi-fill material (100b) is as shown in FIG.

The heating unit 200b is a structure that generates heat to be applied to the upper surface multiple filling material 100b and the phase change material multiple filling material 300b, and is a transparent heating element that can transmit light due to high transparency. Fins, transparent coatings of carbon nanotubes, etc.).

In addition, since the upper surface multi-filling material (100b) is attached, the lower phase-change material multi-filling material (300b) is attached, the upper surface of the multi-filling material (100b) and the phase change material multi-filling material (300b) Freely bend or bend

5 is an exemplary view showing a configuration of a heat generating unit according to a second embodiment of the present invention.

As shown in FIG. 5, the heat generating part 200b includes a heat resistant substrate 210b, a carbon nanotube coating layer 220b, a pair of electrode plate terminals 230b, a copper lead wire 240b, and an insulating coating layer ( 250b).

The heat resistant substrate 210b forms a skeleton of the heat generating part 200b. As the heat resistant substrate 210b, alumina or zirconium, which is a ceramic type, is mainly used for a heating element that realizes high temperature heating at 100 ° C. to 400 ° C., and a heating element that realizes low temperature heating at 40 ° C. to 100 ° C. For the polyether terephthalate (PET, polyethylene terephthalate), polyethylene nitrate (PEN, polyethylene nitrate) and any one of the amide (amide) film may be optionally used. The surface of the heat resistant substrate 210b preferably forms a large amount of fine pores so that nano-sized carbon nanotube particles can be easily located.

The heat resistant substrate 210b may be freely bent or bent to conform to the deformation of the upper surface multi-filled material 100b and the phase change material multi-filled material 300b attached to the upper and lower portions of the heat generating part 200b. Such a property is required for the formulation of the thermal insulation composite material according to the present invention.

In the case of a heating element that realizes high temperature heat generation, alumina chips or zirconium chips are tightly coupled to each other in a connection structure free of bending and bending.

In the case of a heating element that implements low-temperature heating, PET, PEN, amide (amide) by mixing the emulsifier in the manufacturing step of the film, so as to have a property that is easily bent or bent.

The carbon nanotube coating layer 220b is formed on one surface of the heat resistant substrate 210b. The carbon nanotube coating layer 220b is formed by spraying a carbon nanotube dispersion on one surface of the heat resistant substrate 210b. At this time, the carbon nanotube coating layer 220b is coated with a mass of 4g / ㎡ ~ 10g / ㎡ per unit area.

In the present invention, not only carbon nanotubes (CNT), but also thin film coating film structures such as graphene or fulleran may be used.

As illustrated in FIG. 5, the pair of electrode plate terminals 230b are electrically connected to the carbon nanotube coating layer 220b at a predetermined distance. The electrode plate terminal 230b generates the carbon nanotube coating layer 220b by applying power to the carbon nanotube coating layer 220b.

The copper lead wires 240b are disposed on the pair of electrode plate terminals 230b, respectively, and serve as connection terminals for connecting the electrode plate terminals 230b to a power source.

The insulation coating layer 250b is formed on an upper surface of the carbon nanotube coating layer 220b. The upper surface multifill material 100b is attached to an insulating coating layer 250b. As the insulating coating layer 250b is formed, the electrode plate terminal 230b and the copper lead wire 240b may be disposed between the insulating coating layer 250b and the carbon nanotube coating layer 220b.

As the material of the insulating coating layer 250b, an organic or inorganic material having heat resistance equivalent to or higher than that of the heat resistant substrate 210b may be used. Preferably, a ceramic adhesive may be used. The electrode plate terminal 230b and the carbon nanotube coating layer 220b are electrically insulated by the insulating coating layer 250b, and the carbon nanotube coating layer 220b does not come into contact with oxygen, and thus the carbon nanotube coating layer 220b. To prevent oxidation.

The phase change material multiple filling material 300b is formed by dividing the compartment into fine filling packs filled with the phase change material, as shown in FIG. 3 a, so that the bending and bending of the heat generating composite material is free. . And it is attached to the lower portion of the heat generating portion (200b), and maintains the heat generating temperature and constant temperature function of the heat insulating composite material corresponding to the outside temperature. Phase change material multi-fill material 300b according to the present invention may have a cross section as shown in b) or c) of FIG. In addition, a method of constituting the multi filling of the phase change material may use a method such as mold fusion, space mesh type, vacuum adsorption filling, and the like.

Phase change material absorbs and releases heat as the phase changes from solid-> liquid to liquid-> solid at a certain temperature, and has a latent heat capacity of about 10 times that of water, and an inorganic hydrate (Na 2 SO) 4 H 2 O, CH 3 NaCOOH 3 H 2 0 , etc.), organic material (such as paraffin), a non-flame, such as high density polyethylene (HDPE) is mainly used.

As the phase change material undergoes a state change (eg, solid-> liquid, liquid-> solid), a large amount of energy is stored while maintaining a relatively constant temperature, and thermal energy generated during the state change is latent heat. When the phase change material solidifies, a large amount of energy is released once again. At this time, the phase change material has a characteristic that the temperature does not decrease until all the solutions are crystallized. Therefore, the precipitation of the solid phase does not occur when used as a latent heat has the advantage that there is no degeneration.

The material constituting the filling pack of the phase change material multi-fill material (300b) is polyvinyl that can withstand the heat of the heat generating portion (200b) and can be welded in response to heat and chemicals so as not to leak when the phase change material is in a liquid state. Chemical fabrics such as urethane can be used.

Since the phase change material multi-fill material 300b according to the present invention is composed of fine filling packs in the form of a thin film, even when the phase change material is solidified (solid state), the warpage or wrinkle of the fabric is free.

The operation unit 400b includes operation buttons for controlling on / off, heat generation temperature, operating time, and the like of the thermal insulation fever composite material.

The operation unit 400b applies power to the heat generating unit 200b or cuts off the applied power according to a user's input to perform on / off of the heat generating composite material. In addition, by controlling the amount of current applied to the heat generating portion (200b) according to the user's input to control the heat generating temperature of the thermal insulation heat generating composite material. In addition, by providing a separate timer, the heating unit 200b is controlled to maintain the heat in accordance with the user's input.

The power supply unit 500b supplies electricity to the pair of electrode plate terminals 230b that induce heat generation of the carbon nanotube coating layer 220b.

The power supply unit 500b according to the present invention may include a rechargeable battery or a disposable battery for supplying electricity to the electrode plate terminal 230b. In addition, the power supply unit 500b according to the present invention may charge the battery by receiving electric energy from sunlight by mounting a solar cell on one side of the body as well as charging the battery by a general electricity supply.

Insulating heating composite material according to the present invention is easy to use for military purposes, and by using a phase change material, it is possible to apply an ultra-light composite film of four seasons electric field plate, container bag, core parts. In addition, thermal bags (e.g. pizza (pizza) box, lunch box, etc.), tents, electric blankets, cattle house / fish farms insulation, vinyl house insulation curtains, long or slider type constant temperature and cold / thermostats, warmer, battery insulation cover ( Examples: hybrid vehicle batteries, etc.), thermal insulation curtains, thermal insulation clothing, automotive exterior linings and finishes, military maneuvering weapon lacers, video transmission super insulation materials for defense and camouflage, shipbuilding / aviation insulation materials, enrichment facilities It can be applied to ultra low energy insulating curtain.

In addition, it was difficult to secure light permeability through the existing heat insulating material, but the thermal insulation composite material according to the present invention has high transparency and adopts a transparent heating element that can transmit light to be used as a curtain in a home or office (industrial facility). To make it possible.

In addition, the present invention has a heat-protective characteristics using a small current, it is possible to maximize the thermal efficiency or thermal insulation function with a small energy source, so that the product having a lightweight / high energy efficiency / stealth function in everyday products or industrial products (eg: Portable equipment, mobile equipment, construction, plants, etc.). When adopting an opaque heating element, it can be applied to packaging containers, thermostatic packaging, military thermal insulation materials and the like.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. May be constructed by selectively or in combination. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

As described above, the present invention has implemented a thermal insulation composite material to have a thermal defense, heat insulation, constant temperature function using a trace current of the general power source. In addition, by forming a high transparency coating layer and employing a transparent heating element that can transmit light to be used as a curtain in the home or office (industrial facilities).

The present invention is the multi-filling material (100a), the phase change material multi-filling material (300b), and the heating element (for example, the heating coating (200a), the heating unit 200b) constituting the thermal insulation composite material is multi-filled In order to bend or bend freely in accordance with the deformation of the material 300b, it was possible to deform in various shapes.

Thermal insulation composite material of the present invention that can be modified into various shapes can be widely used in everyday life, military, industrial products.

100a: multi-filled material 100b: multi-filled material on the top
200a: heat generating portion 200b: heat generating portion
210a, 210b: heat resistant substrate 220a, 220b: carbon nanotube coating layer
230a, 230b: A pair of electrode plate terminals 240a, 240b: Copper lead wire
250a, 250b: insulation coating layer
300a: sensor unit 300b: phase change material multi-fill material
400a: control unit 400b: operation unit
500a, 500b: power supply

Claims (7)

Filled with a multi-fillable material and the multi-fill material (100a) to perform the insulation and thermal insulation function;
A heat-generating coating part 200a for freely bending or bending the deformation of the multi-fill material to generate heat to be applied to the multi-fill material;
A sensor unit 300a attached to one side of the heating coating unit to detect a heating temperature of the heating coating unit;
A controller 400a controlling the amount of current applied to the exothermic coating unit so as to maintain the thermal insulation composite material at a predetermined temperature;
Thermal insulation composite material, characterized in that it comprises a power supply unit (500a) for supplying electricity to the heating coating. The method of claim 1, wherein the multi-fill material
Airgel (Aerogel), a pouch having a porous hollow body, fumed silica, a phase change material, a heat storage material, a heat-insulating composite material, characterized in that it comprises at least one of the aerogel blanket. The method of claim 1, wherein the power supply unit
Thermal insulation composite material characterized in that the solar cell is mounted on one side of the thermal insulation composite material to receive electric energy from sunlight to charge the battery. The method of claim 1, wherein the heat coating portion
A heat resistant substrate 210a composed of any one of polyether terephthalate, polyethylene nitrate, and amide film for low temperature heating at 40 ° C. to 100 ° C .;
A carbon nanotube coating layer 220a formed on a lower surface of the heat resistant substrate and generating heat according to an applied current amount;
A pair of electrode plate terminals 230a electrically connected to the carbon nanotube coating layer for power supply;
A copper lead wire 240a serving as a connection terminal for connecting the electrode plate terminal to a power source;
It is formed on the lower surface of the carbon nanotube coating layer on which the electrode plate terminal and the copper lead wire is disposed, comprising an insulating coating layer (250a) to electrically insulate the electrode plate terminal and the carbon nanotube coating layer to prevent oxidation Thermal insulation composite material characterized by. A multi-fill material (100b) which is filled with a multi-fillable material and performs insulation and heat insulation;
A heating unit (200b) for generating a heat to be applied to the multi-filled material freely bent or bent in accordance with the deformation of the multi-filled material;
A phase change material multiple filling material (300b) formed of a plurality of fine filling packs filled with a phase change material and attached to a lower portion of the heat generating part, and maintaining an exothermic temperature and a constant temperature function of the heat generating composite material in response to the outside temperature;
An operation unit (400b) for controlling the heat generation temperature of the heat insulating composite material by applying power to the heat generating unit or cutting off the heat generating unit and adjusting the amount of current applied to the heat generating unit;
Thermal insulation composite material, characterized in that it comprises a power supply unit (500b) for supplying electricity to the heat generating unit. The method of claim 5, wherein the phase change material multi-fill material
2 SO 4 H 2 O or Na 3 CH 3 NaCOOH inorganic or organic non-flame or high density polyethylene heat insulating composite characterized in that the filling (HDPE), such as a hydrate or paraffin, such as H 2 0. The method of claim 5, wherein the heating portion
A heat resistant substrate 210b composed of any one of alumina or zirconium, which is a ceramic type, for high temperature heat generation from 100 ° C. to 400 ° C .;
A carbon nanotube coating layer 220b formed on an upper surface of the heat resistant substrate and generating heat according to an applied current amount;
A pair of electrode plate terminals 230b electrically connected to the carbon nanotube coating layer for power supply;
A copper lead wire 240b serving as a connection terminal for connecting the electrode plate terminal to a power source;
Is formed on the upper surface of the carbon nanotube coating layer on which the electrode plate terminal and the copper lead wire is disposed, comprising an insulating coating layer (250b) to electrically insulate the electrode plate terminal and the carbon nanotube coating layer to prevent oxidation Thermal insulation composite material characterized by.
KR1020110062234A 2011-06-27 2011-06-27 Composite materials having thermal insulation and heating KR20130001469A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190129427A (en) * 2018-05-11 2019-11-20 오씨아이 주식회사 Latent heat storage composition and latent heat storage pack including the same
KR102194580B1 (en) 2019-09-26 2020-12-24 엔디티엔지니어링(주) aerogel insulator and functional composite materials using the same
KR102268369B1 (en) * 2020-10-08 2021-06-24 조영수 method of making aerogel blanket and aerogel blanket made by the same
WO2022107904A1 (en) * 2020-11-18 2022-05-27 엔디티엔지니어링(주) Aerogel blanket insulating material, and functional composite material using same

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190129427A (en) * 2018-05-11 2019-11-20 오씨아이 주식회사 Latent heat storage composition and latent heat storage pack including the same
KR102194580B1 (en) 2019-09-26 2020-12-24 엔디티엔지니어링(주) aerogel insulator and functional composite materials using the same
KR102268369B1 (en) * 2020-10-08 2021-06-24 조영수 method of making aerogel blanket and aerogel blanket made by the same
WO2022107904A1 (en) * 2020-11-18 2022-05-27 엔디티엔지니어링(주) Aerogel blanket insulating material, and functional composite material using same

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