CN101527204B - Carbon-based supercapacitor based on polyacrylamide gel electrolyte and preparation method thereof - Google Patents
Carbon-based supercapacitor based on polyacrylamide gel electrolyte and preparation method thereof Download PDFInfo
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- CN101527204B CN101527204B CN2009100489619A CN200910048961A CN101527204B CN 101527204 B CN101527204 B CN 101527204B CN 2009100489619 A CN2009100489619 A CN 2009100489619A CN 200910048961 A CN200910048961 A CN 200910048961A CN 101527204 B CN101527204 B CN 101527204B
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 33
- 229920002401 polyacrylamide Polymers 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000011245 gel electrolyte Substances 0.000 title abstract description 6
- 239000003990 capacitor Substances 0.000 claims abstract description 37
- 239000002131 composite material Substances 0.000 claims abstract description 7
- 239000000243 solution Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- AUNGANRZJHBGPY-SCRDCRAPSA-N Riboflavin Chemical compound OC[C@@H](O)[C@@H](O)[C@@H](O)CN1C=2C=C(C)C(C)=CC=2N=C2C1=NC(=O)NC2=O AUNGANRZJHBGPY-SCRDCRAPSA-N 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 6
- 238000006116 polymerization reaction Methods 0.000 claims description 6
- KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical group CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 claims description 5
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 4
- 239000000872 buffer Substances 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims description 4
- 239000000178 monomer Substances 0.000 claims description 4
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- AUNGANRZJHBGPY-UHFFFAOYSA-N D-Lyxoflavin Natural products OCC(O)C(O)C(O)CN1C=2C=C(C)C(C)=CC=2N=C2C1=NC(=O)NC2=O AUNGANRZJHBGPY-UHFFFAOYSA-N 0.000 claims description 3
- 229960002477 riboflavin Drugs 0.000 claims description 3
- 235000019192 riboflavin Nutrition 0.000 claims description 3
- 239000002151 riboflavin Substances 0.000 claims description 3
- 239000007983 Tris buffer Substances 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 239000003125 aqueous solvent Substances 0.000 claims description 2
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 2
- 239000004327 boric acid Substances 0.000 claims description 2
- 239000003431 cross linking reagent Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 claims description 2
- 229920000049 Carbon (fiber) Polymers 0.000 abstract description 12
- 239000004917 carbon fiber Substances 0.000 abstract description 12
- 239000003792 electrolyte Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 5
- 229920003229 poly(methyl methacrylate) Polymers 0.000 abstract description 3
- 239000004926 polymethyl methacrylate Substances 0.000 abstract description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 abstract description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 abstract description 2
- -1 polyethylene Polymers 0.000 abstract 2
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 239000004743 Polypropylene Substances 0.000 abstract 1
- 239000004793 Polystyrene Substances 0.000 abstract 1
- 239000004417 polycarbonate Substances 0.000 abstract 1
- 229920000515 polycarbonate Polymers 0.000 abstract 1
- 229920000573 polyethylene Polymers 0.000 abstract 1
- 229920001155 polypropylene Polymers 0.000 abstract 1
- 229920002223 polystyrene Polymers 0.000 abstract 1
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 1
- 239000004800 polyvinyl chloride Substances 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 238000002484 cyclic voltammetry Methods 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- PKZCRWFNSBIBEW-UHFFFAOYSA-N 2-n,2-n,2-trimethylpropane-1,2-diamine Chemical compound CN(C)C(C)(C)CN PKZCRWFNSBIBEW-UHFFFAOYSA-N 0.000 description 1
- 239000004966 Carbon aerogel Substances 0.000 description 1
- 229910020366 ClO 4 Inorganic materials 0.000 description 1
- 239000007868 Raney catalyst Substances 0.000 description 1
- 229910000564 Raney nickel Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
- H01G11/32—Carbon-based
- H01G11/36—Nanostructures, e.g. nanofibres, nanotubes or fullerenes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/54—Electrolytes
- H01G11/56—Solid electrolytes, e.g. gels; Additives therein
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
- H01G11/70—Current collectors characterised by their structure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nanotechnology (AREA)
- Materials Engineering (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
The invention relates to the super capacitor technical field, in particular to a carbon-based super capacitor based on polyacrylamide gel electrolyte and a preparation method thereof. The carbon-based super capacitor mainly consists of a capacitor shell, and electrodes, diaphragms and electrolyte which are placed in the capacitor shell. The electrodes are carbon nanotube-carbon fiber composite material electrodes, the electrolyte is polyacrylamide gel, and the capacitor shell is made from any one of polyvinyl alcohol, polymethyl methacrylate, polycarbonate, polyvinyl chloride, polyethylene, polypropylene or polystyrene. Compared with the prior art, the electrochemical super capacitor prepared by the method can be rapidly charged and discharged, and has the advantages of wide window voltage range, higher specific capacitance ranging from 20F/g to 50F/g and good electrochemical capacitor properties.
Description
[technical field]
The present invention relates to the ultracapacitor technical field, relate in particular to a kind of based on electrolytical carbon back ultracapacitor of polyacrylamide gel and preparation method.
[background technology]
Ultracapacitor has the big and advantage higher than rechargeable battery power density than traditional capacitor power density, but and fast charging and discharging, long service life is a kind of novel, efficient, practical energy storing device, has a wide range of applications.And the key of electric chemical super electric capacity is the selection of electrode and electrolyte.
Gel electrolyte is because the good contact of itself and electrode and do not have advantages such as electrolyte leakage, high-energy-density and become current research focus, and it has overcome for example liquid electrolyte H
2SO
4, contaminated environment strong, easily defective such as gasification and, and quaternary ammonium salt (R at the phenomenon of leakage of storage, transportation and duration of work generation with corrosivity such as KOH
4N
+), ClO
4 -Etc. the low weakness of conductivity; All solid state electrolyte and shortcomings such as electrode contact difference and film-forming process complexity have been overcome simultaneously again.
All the time, polyacrylamide gel is widely used in fields such as biology, medical science, it is good that the polyacrylamide gel electrolyte has mechanical strength, flexible, transparent, chemically stable is insensitive to pH and variations in temperature relatively, advantages such as the network configuration pore size is easy to control are suitable for the gel electrolyte of electric chemical super capacitor very much.
Electrode material also is the key factor of ultracapacitor performance, and the domestic and international at present electrode material that uses for example activated carbon has higher internal resistance, need carry out the lifting of conductivity with very complicated technology, and capacity is little; The synthesis technique complexity of carbon aerogels, with high costs; Metal oxide is relatively more expensive, and can pollute, and carbon nano-tube is as a kind of novel nano material, it has good electrical conductivity, big specific area, good chemical inertness, be fit to the hole of electrolyte ion migration (aperture is general>2nm), and mutual winding can form the network configuration of nanoscale, is considered to the especially ideal electrode material of high-capacity super capacitor of ultracapacitor.
[summary of the invention]
The objective of the invention is to overcome the deficiencies in the prior art, the electric chemical super capacitor that adopts polyacrylamide gel to make as electrode as electrolyte, carbon nano-tube-carbon fiber is in order to carry out the storage of energy.
For achieving the above object, the present invention proposes a kind of preparation method based on the electrolytical carbon back ultracapacitor of polyacrylamide gel, comprises being prepared as follows step: (1) preparation carbon nano-tube-carbon fibre composite electrode; (2) assembling electrode and barrier film: electrode is fixed in the capacitor casing, and in the middle of two electrodes, puts into barrier film, with the capacitor sealing, and at aperture of capacitor casing reservation; (3) vacuumizing and exhausting: carry out vacuumizing and exhausting by aperture; (4) preparation polyacrylamide gel: with acrylamide and crosslinking agent methylene diacrylamide by 16~19: 1 mass ratio adds water and is configured to total concentration at 0.5%~10% polymer monomer solution, add cushioning liquid and initator, inject in the capacitor casing by aperture then, add the accelerator mixing again, rapid polymerization forms polyacrylamide gel under room temperature or illumination condition then; (5) sealing: at last the aperture on the capacitor casing is sealed.
Described cushioning liquid adopts 1 * tbe buffer liquid, by Tris alkali, Na
2EDTA2H
2O, boric acid and aqueous solvent mix.
When chemical polymerization formed the polyacrylamide gel under adopting room temperature, initator adopted concentration at 10% (NH
4)
2S
2O
8Solution; When photopolymerization formed the polyacrylamide gel under adopting illumination condition, initator employing concentration was 4% riboflavin solution;
Described accelerator is N, N, N ', N '-tetramethylethylenediamine.
The present invention compares with prior art, and electric chemical super capacitor energy fast charging and discharging, window voltage wide ranges with this method preparation have the higher specific capacitance of scope at 20F/g~50F/g, and have good electrochemical capacitor performance.
[description of drawings]
Fig. 1 structural representation of the present invention.
Fig. 2 is the shape appearance figure of carbon nano-tube-carbon fibre composite of being adopted in the embodiment of the invention.
Fig. 3 is the cyclic voltammogram of ultracapacitor prepared in the embodiment of the invention.
Fig. 4 is the charging and discharging curve figure of ultracapacitor prepared in the embodiment of the invention.
Carbon nano-tube-carbon fiber the shape appearance figure of Fig. 5 for being adopted in another embodiment of the present invention.
Fig. 6 is the cyclic voltammogram of ultracapacitor prepared in another embodiment of the present invention.
Fig. 7 is the charging and discharging curve figure of ultracapacitor prepared in another embodiment of the present invention.
Referring to accompanying drawing 1,1 is capacitor casing; 2 is carbon nano-tube-carbon fibre composite electrode; 3 is barrier film; 4 is the polyacrylamide gel electrolyte.
[specific embodiment]
Embodiment 1
Preparation carbon nano-tube-carbon fibre composite electrode:, ultrasonicly in acetone and water respectively then respectively carried out preliminary treatment in 10 minutes with the sand papering of nickel sheet; Utilize low pressure chemical vapor deposition equipment carbon nano-tube-carbon fiber film on the nickel sheet then, acetylene and hydrogen flowing quantity are respectively 100sccm and 50sccm, growth temperature is 550 ℃, growth time is 30 minutes, grown the nickel sheet of carbon nano-tube-carbon fiber film as the electrode of ultracapacitor, its shape appearance figure as shown in Figure 2, carbon nano-tube and carbon fiber twine the formation network configuration alternately, density distribution is even, and caliber is about 20-50nm;
The preparation process of polyacrylamide gel preparation of electrolyte and ultracapacitor is as follows:
(1) carbon nano-tube-carbon fiber film electrode 2 is packed in the PVAC polyvinylalcohol capacitor casing 1, put into barrier films 3 in the middle of two electrodes 2, an aperture, vacuumizing and exhausting are only stayed in sealing;
(2) acrylamide and methylene diacrylamide being added water by 19: 1 weight ratio is configured to 10% solution and forms polymer monomer solution;
(3) adding 2.0ml 1 * tbe buffer liquid and 0.2ml concentration again is 10% (NH
4)
2S
2O
8Be that AP mixes;
(4) be injected into above-mentioned mixed solution in the capacitor casing that carbon nano-tube-carbon fiber film electrode is housed by the aperture of reserving on the capacitor casing;
(5) add 0.02ml accelerator N, N, N ', N '-tetramethylethylenediamine, i.e. TEMED by the aperture of reserving again;
(6) behind the mixing, form good, the resilient transparent polyacrylamide gel of mechanical strength after at room temperature polymerization 1-2 minute;
(7) with the aperture sealing of reserving on the capacitor casing.
Referring to accompanying drawing 3, be the cyclic voltammogram of capacitor measured under the voltage range of-0.8-0.8V, it is swept speed and is 0.4V/s, and figure does not have tangible redox peak, illustrates that it has capacitance characteristic preferably.
The charging and discharging curve figure of measured capacitor when adopting the 0.1mA constant current for charging and discharging currents referring to accompanying drawing 4, the behavior that discharges and recharges repetition capable of circulation illustrates that electrode and electrolyte form interface preferably, and capacitance characteristic is preferably arranged, capacitance is 44.7F/g.
Preparation carbon nano-tube-carbon fibre composite electrode: after graphite flake difference water, acetone, ethanol wiping, 20 minutes mode of baking is carried out preliminary treatment under 70 ℃ of conditions again, guarantees that water and organic solvent are no longer remaining; Use magnetron sputtering method then behind the Raney nickel of sputter 20nm on the graphite flake, utilize low pressure chemical vapor deposition equipment carbon nano-tube-carbon fiber film on graphite flake again, acetylene and hydrogen flowing quantity are respectively 100sccm and 100sccm during growth, growth temperature is 550 ℃, growth time is 30 minutes, graphite substrate behind carbon nano-tube-carbon fiber is made electrode and is used, its shape appearance figure as shown in Figure 5, carbon nano-tube-carbon fiber twines the formation network configuration alternately, density distribution is even, and caliber is about 40-100nm.
The preparation process of polyacrylamide gel preparation of electrolyte and ultracapacitor is as follows:
(1) carbon nano-tube-carbon fiber positive and negative electrode is packed into polymethyl methacrylate is in the PMMA capacitor casing 1, puts into barrier films 3 in the middle of two electrodes 2, and an aperture, vacuumizing and exhausting are only stayed in sealing;
(2) acrylamide and methylene diacrylamide are added water by 16: 1 weight ratios and be configured to 5% polymer monomer solution;
(3) adding 2.0ml1 * tbe buffer liquid and 1.5ml concentration again mixes at 4% riboflavin solution;
(4) be injected into above-mentioned mixed solution in the capacitor casing 1 that positive and negative electrode is housed by aperture;
(5) add 0.02ml accelerator N by aperture again, N, N ', N '-tetramethylethylenediamine is TEMED;
(6) behind the mixing, place the above-mentioned solution 10cm of distance place's irradiation to begin polymerization after 6-7 minute fluorescent lamp, continue to shine half an hour, form good, resilient, the transparent polyacrylamide gel of mechanical strength;
(7) aperture on the capacitor casing is sealed.
Referring to accompanying drawing 6, be the cyclic voltammogram of capacitor measured capacitor under the scanning voltage scope of-0.8-0.8V, as shown in the figure, to sweep speed and be 0.1V/s, figure does not have tangible redox peak, illustrates that it has capacitance characteristic preferably.
Referring to accompanying drawing 7, the charging and discharging curve figure of measured capacitor when adopting the constant current of 0.5mA for charging and discharging currents, as shown in the figure, the behavior that discharges and recharges repetition capable of circulation, illustrate that electrode and electrolyte form interface preferably, capacitance characteristic is preferably arranged, capacitance is 29.1F/g.
Claims (4)
1. the preparation method based on the electrolytical carbon back ultracapacitor of polyacrylamide gel is characterized in that comprising being prepared as follows step: (1) preparation carbon nano-tube-carbon fibre composite electrode; (2) assembling electrode and barrier film: electrode is fixed in the capacitor casing, and in the middle of two electrodes, puts into barrier film, with the capacitor sealing, and at aperture of capacitor casing reservation; (3) vacuumizing and exhausting: carry out vacuumizing and exhausting by aperture; (4) preparation polyacrylamide gel: with acrylamide and crosslinking agent methylene diacrylamide by 16~19: 1 mass ratio adds water and is configured to total concentration at 0.5%~10% polymer monomer solution, add cushioning liquid and initator, inject in the capacitor casing by aperture then, add the accelerator mixing again, rapid polymerization forms polyacrylamide gel under room temperature or illumination condition then; (5) sealing: at last the aperture on the capacitor casing is sealed.
2. a kind of preparation method based on the electrolytical carbon back ultracapacitor of polyacrylamide gel according to claim 1 is characterized in that: described cushioning liquid adopts 1 * tbe buffer liquid, by Tris alkali, Na
2EDTA2H
2O, boric acid and aqueous solvent mix.
3. a kind of preparation method based on the electrolytical carbon back ultracapacitor of polyacrylamide gel according to claim 1 is characterized in that: when chemical polymerization formed the polyacrylamide gel under adopting room temperature, initator adopted concentration at 10% (NH
4)
2S
2O
8Solution; When photopolymerization formed the polyacrylamide gel under adopting illumination condition, initator employing concentration was 4% riboflavin solution.
4. according to claim 1 a kind of based on the electrolytical carbon back ultracapacitor of polyacrylamide gel preparation method, it is characterized in that: described accelerator is N, N, N ', N '-tetramethylethylenediamine.
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CN104916455B (en) * | 2014-03-12 | 2017-12-01 | 中国科学院大连化学物理研究所 | A kind of colloidal electrolyte ultracapacitor using netted barrier film |
US9972451B2 (en) * | 2015-11-30 | 2018-05-15 | City University Of Hong Kong | Polyelectrolyte and a method for manufacturing an energy storage device |
CN105931861B (en) * | 2016-06-14 | 2018-04-03 | 南京工程学院 | A kind of preparation method for the electrode of super capacitor for being covered with active electrode film |
CN105931858A (en) * | 2016-07-15 | 2016-09-07 | 武汉工程大学 | Agarose/polyaniline compound gel, method for preparing same and application of agarose/polyaniline compound gel |
FR3064812B1 (en) * | 2017-04-03 | 2022-06-24 | Nawatechnologies | METHOD FOR MANUFACTURING ELECTROCHEMICAL CAPACITOR |
CN108539330B (en) * | 2018-02-06 | 2020-05-01 | 宁波大学 | All-solid-state zinc-air battery and gel electrolyte thereof |
CN109545561B (en) * | 2018-12-18 | 2020-08-25 | 湖北大学 | Photoinitiated irreversible gel electrolyte and preparation method and application thereof |
CN110676071A (en) * | 2019-09-27 | 2020-01-10 | 长春工业大学 | Preparation of novel gel electrolyte and application thereof in field of super capacitor |
CN110600280B (en) * | 2019-10-28 | 2022-03-08 | 锦州凯美能源有限公司 | Gel electrolyte precursor and application thereof in preparation of supercapacitor |
CN110600279B (en) * | 2019-10-28 | 2021-10-12 | 锦州凯美能源有限公司 | Gel electrolyte precursor and application thereof in preparing quasi-solid supercapacitor |
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CN1821182A (en) * | 2006-01-26 | 2006-08-23 | 复旦大学 | Method for preparing mesoporous carbon material |
CN101221853A (en) * | 2007-12-13 | 2008-07-16 | 复旦大学 | Semi-solid state or full-solid state water system super capacitor |
-
2009
- 2009-04-08 CN CN2009100489619A patent/CN101527204B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5604660A (en) * | 1995-08-10 | 1997-02-18 | Motorola, Inc. | Electrochemical cell having solid polymer electrolyte and asymmetric inorganic electrodes |
CN1821182A (en) * | 2006-01-26 | 2006-08-23 | 复旦大学 | Method for preparing mesoporous carbon material |
CN101221853A (en) * | 2007-12-13 | 2008-07-16 | 复旦大学 | Semi-solid state or full-solid state water system super capacitor |
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