CN104485234A - Method for preparing flexible super capacitor based on textile fibers and electrodeposited polypyrrole - Google Patents
Method for preparing flexible super capacitor based on textile fibers and electrodeposited polypyrrole Download PDFInfo
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- CN104485234A CN104485234A CN201410825934.9A CN201410825934A CN104485234A CN 104485234 A CN104485234 A CN 104485234A CN 201410825934 A CN201410825934 A CN 201410825934A CN 104485234 A CN104485234 A CN 104485234A
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- 239000004753 textile Substances 0.000 title claims abstract description 66
- 229920000128 polypyrrole Polymers 0.000 title claims abstract description 48
- 239000003990 capacitor Substances 0.000 title claims abstract description 32
- 239000000835 fiber Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000004744 fabric Substances 0.000 claims abstract description 68
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 60
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 60
- 238000002360 preparation method Methods 0.000 claims abstract description 28
- 239000002131 composite material Substances 0.000 claims abstract description 9
- 238000004070 electrodeposition Methods 0.000 claims abstract description 9
- 238000000151 deposition Methods 0.000 claims abstract description 6
- 238000003618 dip coating Methods 0.000 claims abstract description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 12
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 12
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 12
- 239000003792 electrolyte Substances 0.000 claims description 11
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims description 8
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 claims description 7
- 229910001486 lithium perchlorate Inorganic materials 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 6
- 239000012153 distilled water Substances 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- 150000003233 pyrroles Chemical class 0.000 claims description 6
- 230000008021 deposition Effects 0.000 claims description 5
- 229920004933 Terylene® Polymers 0.000 claims description 4
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 4
- 239000004094 surface-active agent Substances 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 3
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000010422 painting Methods 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 229920002994 synthetic fiber Polymers 0.000 claims description 2
- 239000012209 synthetic fiber Substances 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 2
- 239000011259 mixed solution Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 3
- 238000004146 energy storage Methods 0.000 abstract description 2
- 238000001548 drop coating Methods 0.000 abstract 1
- 239000013305 flexible fiber Substances 0.000 description 8
- 239000002322 conducting polymer Substances 0.000 description 6
- 229920001940 conductive polymer Polymers 0.000 description 6
- 238000002484 cyclic voltammetry Methods 0.000 description 4
- 239000007772 electrode material Substances 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 229920000767 polyaniline Polymers 0.000 description 3
- 229920000123 polythiophene Polymers 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 229920000914 Metallic fiber Polymers 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
-
- 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
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
- H01G11/86—Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
-
- 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
-
- 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)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
The invention belongs to the technical field of preparation of flexible super capacitors and in particular relates to a method for preparing a fiber-shaped flexible super capacitor based on textile fibers, carbon nano tubes (CNT) and polypyrrole (PPy). The method comprises the following steps: attaching the carbon nano tubes to the textile fibers by using an ultrasonic method, a drop-coating method and a dip-coating method, enabling the textile fibers to have conductivity, then depositing polypyrrole on the textile fibers by using an electrochemical deposition method to obtain a composite fiber which has a structure adopting polypyrrole, the carbon nano tubes and the textile fibers and is good in conductivity and capacitance properties; assembling the composite fiber as an electrode to obtain the highly-flexible fiber-shaped flexible super capacitor. The super capacitor prepared by the method is higher in capacitance, good in flexibility and stability; the capacitance properties are almost unchanged under the bending condition. The preparation method is simple to operate and easy to realize, and is applied to a plurality of fields related to foldable electronic products, energy storage fabrics, sensors and the like.
Description
Technical field
The invention belongs to conducting polymer and carbon nano-tube for the preparing technical field of flexible super capacitor, be specially a kind of preparation method preparing fibrous flexible super capacitor based on textile fabric, polypyrrole and carbon nano-tube.
Background technology
Along with environmental pollution, constantly highlighting of the series of problems such as energy scarcity, the research of the novel environment friendly energy and energy storage device thereof obtains more and more many concerns.Wherein ultracapacitor is in widespread attention.
Ultracapacitor, also known as electrochemical capacitor, be based upon roentgen Helmholtz carry the brand-new capacitor of one in interfacial electric double layer theoretical foundation, performance, between ordinary capacitor and secondary cell, has filled up blank therebetween.Meanwhile, himself comparatively secondary cell has that cycle life is longer, power density is larger, safeguard the series of advantages such as simpler, charging rate is faster.In fact, in Computer Storage standby system, portable consumer electronic product, hybrid vehicle, commercial scale electric power and energy conservation etc., the potential of attracting attention has been shown.And along with people live the raising and the development of electronic product required, there is the concern that little, the wearable flexible super capacitor of light weight, size is subject to people.
Flexible super capacitor is exactly be that a class is collapsible, light weight, wearable ultracapacitor, is being extensively studied the demand making it meet particular surroundings.The existing ultracapacitor electric capacity of flexible super capacitor is large, and the features such as stable performance, also have flexibility, folding feature, can be used for as wearable accumulator, collapsible electronic product etc.
In ultracapacitor, electrode material is crucial, and it determines the main performance index of capacitor.Conventional electrode material has porous carbon material, metal oxide and conducting polymer, and wherein porous carbon material research is the most popular, and effective.The key of preparation flexible capacitor is the preparation of electrode, and electrode also needs to have flexibility characteristics, therefore will become an important directions of following ultracapacitor development.Meet the research and development of this type of capacitor, need the flexibility of its inner each composition to coordinate.
Conduction textile fabric is wherein very promising direction.Because textile fabric itself has flexibility and can be woven to various fabric material, and general textile fabric is non-conductive.So how the simple conduction textile fabric that must obtain good electrical chemistry and flexibility becomes subject matter.
Carbon nano-tube (Carbon nanotubes CNT) is a kind of nano-scale tubular structure raw material of wood-charcoal found early 1990s, because of hollow structure and pore property, the specific area that degree of crystallinity is high, larger, the good conductivity of the nanoscale of its uniqueness, fabulous chemistry and thermal stability, thus be considered to the ideal electrode material of ultracapacitor, cause the new upsurge of research used as electrode material for super capacitor.
Moreover, organic conductive macromolecule such as polypyrrole (PPy), polyaniline (PAn) and polythiophene (PTh) etc. are the high molecular polymers that a class has long conjugation structure, have raw material be easy to get, synthesize easy, pliability good, redox reaction is reversible and theoretical capacity advantages of higher, is the ideal material as flexible super capacitor electrode.
Obtain high performance flexible capacitor by conduction textile fabric again and there is feasibility and development prospect.
Therefore, the present invention adopts conducting polymer and carbon nano-tube to obtain flexible super capacitor, has deep and long-range impact to this research field.
Summary of the invention
In order to solve the above-mentioned technical problem existed in prior art, the object of the invention is to adopt carbon nano tube/conducting polymer to obtain flexible super capacitor, its concrete technical scheme is as follows:
Prepare a preparation method for fibrous flexible super capacitor based on textile fabric, carbon nano-tube and polypyrrole, concrete steps are as follows:
The first, preparation carbon nano-tube/textile fabric
By for subsequent use for textile fabric cleaning, drying; Carbon nanotube dispersed forms dispersion liquid in organic solvent, makes carbon nano-tube be attached to textile fabric obtain carbon nano-tube/textile fabric by ultrasonic, a method such as painting and dip-coating;
The second, prepare polypyrrole/carbon nano-tube/textile fabric
First preparation is used for the solution of electrochemical deposition polypyrrole: lithium perchlorate is dissolved in distilled water, add surfactant or do not add surfactant, make the lithium perchlorate solution that concentration is 0.01 ~ 0.5 M, then under logical condition of nitrogen gas, add pyrroles, pyrrole concentrations is 0.05 ~ 0.5 M; By electrochemical workstation, polypyrrole is deposited on carbon nano-tube/textile fabric again, obtained polypyrrole/carbon nano-tube/textile fabric;
3rd, prepare fibrous flexible super capacitor
By PVA/H
3pO
4the part scribbling electrolyte on two polypyrrole/carbon nano-tube/textile fabrics, and is parallel to each other near and fixes by electrolyte uniform application, as positive pole, as negative pole, assembles to obtain fibrous flexible super electrical equipment for one for one.
Further, the preparation method of described polypyrrole/carbon nano-tube/textile fabric is as follows:
By electrochemical workstation, adopt three-electrode system, take composite conducting fiber as work electrode, platinum filament is to electrode, and at deposition voltage 0.5 ~ 1.0 V, sedimentation time 50 ~ 800 s condition sinks to gathering pyrroles, obtained polypyrrole/carbon nano-tube/textile fabric.
Further, described textile fabric is synthetic fibers or the natural fibers such as cotton thread, silk such as terylene.
Further, the preparation method of the electrolyte in step 3 is as follows: take a certain amount of polyvinyl alcohol and add in 5 ~ 20 mL distilled water, polyvinyl alcohol concentration is 0.5 ~ 12 M, stirred at ambient temperature 1 ~ 10 h, then stirs 1 ~ 5 h, after polyvinyl alcohol dissolves completely at 80 ~ 100 DEG C, the phosphoric acid solution of 0.05 ~ 1.0 M is added in reaction system, the mass ratio of phosphoric acid and polyvinyl alcohol is 1/10 ~ 10/1, stirs 12 ~ 36 h, obtain electrolyte under continuing normal temperature.
By electron microscopic picture, polypyrrole/carbon nano-tube/textile fabric prepared by the present invention, can find out that wherein carbon nano-tube and polypyrrole are evenly distributed on textile fabric surface, make the textile fabric obtained have good conductivity and capacitive property.
In the present invention, the carbon nano-tube that success is obtained
/textile fabric, polypyrrole/carbon nano-tube/textile fabric and fibrous flexible capacitor.Even carbon nanotube is attached on textile fabric, successfully obtains carbon nano-tube
/textile fabric, gained fiber has satisfactory electrical conductivity and flexibility.By electrochemical process, successfully by polypyrrole uniform deposition to carbon nano-tube
/on textile fabric, surface thickness increases, and successfully obtain the polypyrrole/carbon nano-tube/textile fabric with satisfactory electrical conductivity and stability, gained fiber has good capacitive property and conductivity.Using polypyrrole/carbon nano-tube/textile fabric as ultracapacitor that electrode is assembled into, gained threadiness ultracapacitor has higher capacitance, good flexibility, records capacitance 5.6307*10 by cyclic voltammetry
-6f/cm.And capacitive property remains unchanged substantially after bending.The present invention is simple to operate, easy, and prepared flexible fiber shape ultracapacitor can be used for multiple field.
Accompanying drawing explanation
Fig. 1 is the preparation flow figure of flexible fiber shape ultracapacitor of the present invention.
Fig. 2, wherein (a) and (b) are respectively structure is the composite conducting fiber of carbon nano-tube/polyster fibre stereoscan photograph when amplifying 2500 times and 30000 times, and (c) and (d) is respectively structure is the composite conducting fiber of polypyrrole/carbon nano-tube/polyster fibre stereoscan photograph when amplifying 2500 times and 30000 times.
Fig. 3 be terylene in carbon nanotube concentration be ultrasonic 5 h in the solution of 5 mg/mL, lithium perchlorate concentration 0.094 M, pyrrole concentrations 0.288 M, obtained flexible fiber shape ultracapacitor, is obtained cyclic voltammetry scan figure under the condition of sweep speed by 0.025 V/s.
Embodiment
Below in conjunction with drawings and Examples, invention is described in further detail.
The present invention obtains flexible super capacitor in employing polypyrrole/carbon nano-tube/textile fabric, be summarized as follows: first prepare carbon nano-tube/textile fabric by ultrasonic, a method such as painting and dip-coating, again with three-electrode system, electrochemical process deposition polypyrrole, preparation structure is the composite conducting textile fabric of polypyrrole/carbon nano-tube/textile fabric, and then prepares flexible fiber shape ultracapacitor.
General textile fabric is non-conductive, and the simple battery made with the textile fabric of carbon nano-tube, electric capacity is not high.By conductive metallic fiber is woven or knitting enter conventional fabrics can obtain conductive fabric, but the fabric stiffness obtained like this increases, elasticity and can declining by dressing, and simultaneously due to the introducing of metallic fiber, the weatherability of fabric declines.
The conducting polymers such as polypyrrole, polythiophene, polyaniline are applicable to being combined with fabric preparing conductive fabric very much.And polypyrrole is representative wherein, polypyrrole unimolecule quality is little, by simple chemical polymerization or electrochemical polymerization preparation.Simultaneously polypyrrole is the common conducting polymer with high-effective conductive and specific current capacity, this lapping making it be well suited for as ultracapacitor.
Therefore based on textile fabric, first carbon nano-tube is attached to textile fabric and prepares carbon nano-tube/textile fabric, then obtain by electrochemical process the composite conducting textile fabric that structure is polypyrrole/carbon nano-tube/textile fabric.
Fig. 2 is terylene is ultrasonic 5 h in the solution of 5 mg/mL at carbon nanotube concentration, lithium perchlorate concentration 0.094 M, pyrrole concentrations 0.288 M, obtained flexible fiber shape ultracapacitor, is obtained cyclic voltammetry scan figure under the condition of sweep speed by 0.025 V/s.
Embodiment 1
The preparation method of flexible fiber shape ultracapacitor of the present invention, comprises the steps:
The first, the preparation of carbon nano-tube/textile fabric
Make some " Contraband " shape polytetrafluoroethylene support, polyster fibre is wound in support and (is about 3.5 cm, wide about 1.0 cm.Can portray on support, so that fixing polyster fibre);
Being placed on of twining is equipped with ultrasonic 30 min in absolute ethyl alcohol sample bottle and is cleaned, and takes out fixing, naturally dries;
Then the support being tied with polyster fibre is put into the sample bottle of the dispersion liquid that carbon nanotube concentration 5 mg/mL is housed, be placed in ultrasonic 5 h of Ultrasound Instrument;
After ultrasonic, be immersed in absolute ethyl alcohol twice to three times, removing remained on surface carbon nano-tube, fixes with clip, naturally dries.Obtained carbon nano-tube/polyster fibre.
The second, preparation electrolyte
Take 1 g polyvinyl alcohol in 25 mL beakers, add 10 mL distilled water, then under normal temperature condition, magnetic stirrer 4 h is used, 2 h are stirred again under 90 DEG C of water bath condition, polyvinyl alcohol is made fully to be dissolved in distilled water, add phosphoric acid solution 6 mL of 0.2 M, and then with magnetic stirrer 18 h, obtain electrolyte.
3rd, the preparation of polypyrrole/carbon nano-tube/textile fabric
The solution of preparation electrochemical deposition polypyrrole.Precise 80 mg lithium perchlorate, measures 8 mL distilled water, is dissolved in 10 mL beakers, then under logical condition of nitrogen gas, adds 160 μ L pyrroles.
By electrochemical workstation, adopt three-electrode system, take composite conducting fiber as work electrode, platinum filament is to electrode, and at deposition voltage 0.85 V, sedimentation time 400 s condition sinks to gathering pyrroles, obtained polypyrrole/carbon nano-tube/textile fabric.
4th, the preparation of fibrous ultracapacitor
By H
3pO
4/ PVA electrolyte uniform application is to two polypyrrole/carbon nano-tube/textile fabrics 2/3rds, and the part scribbling electrolyte is parallel to each other near and be fixed on slide, one as positive pole, one as negative pole, utilize elargol lead line, assemble to obtain fibrous flexible super capacitor.
5th, test fibrous ultracapacitor chemical property
By electrochemical workstation, utilize cyclic voltammetry, constant current charge/discharge test, with sweep speed 0.025 V/s, 0.1 V/s, 0.25 V/s, 0.5 V/s, performance when test gained flexible fiber shape ultracapacitor is not bending.It is bent around different curvature cylinder, with sweep speed 0.025 V/s, 0.1 V/s, 0.25 V/s, 0.5 V/s, performance when test gained flexible fiber shape ultracapacitor bends.
Carbon nano-tube/polyster fibre, the structure of polypyrrole/carbon nano-tube/textile fabric is characterized by scanning electron microscopy (German Carl Zeiss SMT Pte Ltd/vltra55 type, operating voltage 3 kV).
Claims (4)
1. prepare the preparation method of flexible super capacitor based on textile fabric and electro-deposition polypyrrole, it is characterized in that: concrete steps are as follows:
The first, preparation carbon nano-tube/textile fabric
By for subsequent use for textile fabric cleaning, drying; Carbon nanotube dispersed forms dispersion liquid in organic solvent, makes carbon nano-tube be attached to textile fabric, obtain carbon nano-tube/textile fabric by ultrasonic, a method such as painting and dip-coating;
The second, prepare polypyrrole/carbon nano-tube/textile fabric
First preparation is used for the solution of electrochemical deposition polypyrrole: lithium perchlorate is dissolved in distilled water, add surfactant or do not add surfactant, make the lithium perchlorate solution that concentration is 0.01 ~ 0.5 M, then under logical condition of nitrogen gas, add pyrroles, pyrrole concentrations is 0.05 ~ 0.5 M; By electrochemical workstation, polypyrrole is deposited on carbon nano-tube/textile fabric again, obtained polypyrrole/carbon nano-tube/textile fabric;
3rd, prepare fibrous flexible super capacitor
By PVA/H
3pO
4the part scribbling electrolyte on two polypyrrole/carbon nano-tube/textile fabrics, and is parallel to each other near and fixes by electrolyte uniform application, as positive pole, as negative pole, assembles to obtain fibrous flexible super electrical equipment for one for one.
2. the preparation method preparing flexible super capacitor based on textile fabric and electro-deposition polypyrrole according to claim 1, is characterized in that: the preparation method of described polypyrrole/carbon nano-tube/textile fabric is as follows:
By electrochemical workstation, adopt three-electrode system, take composite conducting fiber as work electrode, platinum filament is to electrode, and at deposition voltage 0.5 ~ 1.0 V, sedimentation time 50 ~ 800 s condition sinks to gathering pyrroles, obtained polypyrrole/carbon nano-tube/textile fabric.
3. the preparation method preparing flexible super capacitor based on textile fabric and electro-deposition polypyrrole according to claim 1 and 2, is characterized in that: described textile fabric is synthetic fibers or the natural fibers such as cotton thread, silk such as terylene.
4. the preparation method preparing flexible super capacitor based on textile fabric and electro-deposition polypyrrole according to claim 1, it is characterized in that: the preparation method of the electrolyte in step 3 is as follows: the mixed solution of preparation polyvinyl alcohol and phosphoric acid, polyvinyl alcohol concentration is 0.5 ~ 12 M, the concentration of phosphoric acid is 0.05 ~ 5.0 M, and the mass ratio of phosphoric acid and polyvinyl alcohol is 1/10 ~ 10/1.
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| CN104900422A (en) * | 2015-05-13 | 2015-09-09 | 复旦大学 | Fabric-like super capacitor based on graphene and polyaniline and preparation method thereof |
| CN105470003A (en) * | 2016-01-12 | 2016-04-06 | 东华大学 | Preparation method of three-dimensional carbon nano tube/textile fiber stretchable electrode material |
| CN105575677A (en) * | 2016-02-18 | 2016-05-11 | 西北工业大学 | Preparation method of supercapacitor |
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| CN109326450A (en) * | 2018-09-10 | 2019-02-12 | 中原工学院 | It is a kind of flexibility carbon fiber-based dye-sensitized solar cells to electrode material and preparation method |
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