CN109545422A - A kind of fiber composite polythiophene additives for battery and preparation method thereof - Google Patents
A kind of fiber composite polythiophene additives for battery and preparation method thereof Download PDFInfo
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- CN109545422A CN109545422A CN201811120679.2A CN201811120679A CN109545422A CN 109545422 A CN109545422 A CN 109545422A CN 201811120679 A CN201811120679 A CN 201811120679A CN 109545422 A CN109545422 A CN 109545422A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/12—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances organic substances
- H01B1/124—Intrinsically conductive polymers
- H01B1/127—Intrinsically conductive polymers comprising five-membered aromatic rings in the main chain, e.g. polypyrroles, polythiophenes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/12—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances organic substances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
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- 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
- Y02E60/10—Energy storage using batteries
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- Battery Electrode And Active Subsutance (AREA)
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Abstract
The invention discloses a kind of fiber composite polythiophene additives for battery, it is composed of the following raw materials by weight: conductive fiber solution 20-30, thiophene 110-120, ferric chloride (FeCl36H2O) 3-5, stannous sulfide 0.1-0.2, trimethylolpropane 1-2, the present invention mixes conductive fiber solution, alkyl-modified polythiophene solution, pass through reacting for trimethylolpropane and oleic acid, it realizes effective compatible between each raw material, finished product additive conductive stability of the invention is good, and comprehensive performance is superior.
Description
Technical field
The invention belongs to conductive material fields, and in particular to a kind of fiber composite polythiophene additives for battery and its preparation side
Method.
Background technique
Conducting polymer is a kind of macromolecule containing conjugated structure, is adulterated by modes such as chemistry, electrochemistry or ions
The level of conductivity of polymer can be made to reach metal rank from insulation rank, passed in capacitor, the energy, anti-corrosion of metal and biology
It has a good application prospect in terms of sensor；Polythiophene is because of its good optics, electricity and environmental stability, by research work
The attention of person.It is compounded to form organic-inorganic nanocomposite materials with inorganic nano material, and the introducing for being not only due to inorganic matter changes
It is apt to its original performance, and because of the synergistic effect between nano effect and polythiophene and inorganic matter, so that the performance of composite material
Better than the simple adduction of one-component performance, however since the conductivity of polythiophene is lower, conductive stability is poor, because, such as
The comprehensive performance what improves polythiophene just seems very necessary.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of fiber composite polythiophene batteries to add
Add agent and preparation method thereof.
To achieve the above object, the invention adopts the following technical scheme:
A kind of fiber composite polythiophene additives for battery, it is composed of the following raw materials by weight:
Conductive fiber solution 20-30, thiophene 110-120, ferric chloride (FeCl36H2O) 3-5, stannous sulfide 0.1-0.2, three hydroxyl first
Base propane 1-2.
What the conductive fiber solution was made of the raw material of following weight parts:
Acrylonitrile 100-130, ammonium persulfate 4-5, oleic acid 2-3, Isooctyl acrylate monomer 0.7-1, acetylene carbon black 2-4.
The preparation method of the conductive fiber solution, comprising the following steps:
(1) ammonium persulfate is taken, is added in the deionized water of 20-30 times of its weight, stirs evenly；
(2) oleic acid, acetylene carbon black mixing are taken, insulated and stirred 10-20 minutes at 50-55 DEG C, is added to mixture weight
It in 10-14 times of deionized water, stirs evenly, obtains carbon black dispersion liquid；
(3) acrylonitrile is taken, is added in above-mentioned carbon black dispersion liquid, stirs evenly, be sent in reaction kettle, be passed through nitrogen,
Adjusting temperature of reaction kettle is 65-70 DEG C, above-mentioned ammonium persulfate aqueous solution is added, insulated and stirred 3-4 hours, propylene was added in discharging
The different monooctyl ester of acid, stirring is to room temperature to get the conductive fiber solution.
A kind of preparation method of fiber composite polythiophene additives for battery, comprising the following steps:
(1) ferric chloride (FeCl36H2O) is taken, is added in the deionized water of 17-20 times of its weight, stirs evenly, it is molten to obtain oxidant
Liquid；
(2) trimethylolpropane is taken, is added in the dehydrated alcohol of 4-6 times of its weight, stirs evenly, mixed with thiophene,
Insulated and stirred 20-30 minutes at 40-50 DEG C, it is added in the deionized water of 10-17 times of mixture weight, stirs evenly, obtain
Thiophene aqueous solution；
(3) above-mentioned thiophene aqueous solution is taken, is sent in reaction kettle, nitrogen is passed through, adjusting temperature of reaction kettle is 10-20 DEG C,
Above-mentioned oxidizing agent solution is added, is stirred to react 10-13 hours, discharges, ethyl alcohol is distilled off, obtains alkyl-modified polythiophene solution；
(4) above-mentioned conductive fiber solution, the mixing of alkyl-modified polythiophene solution, the insulated and stirred 1-2 at 100-105 DEG C are taken
Hour, remaining each raw material is added, stirs evenly, filters, filter cake is washed, air drying is to get the fiber composite polythiophene
Additives for battery.
Advantages of the present invention:
The present invention handles acetylene carbon black using oleic acid, is distributed in water, then using the dispersion liquid as reaction dissolvent, with propylene
Nitrile is monomer, is polymerize under initiator effect, obtains conducting polypropylene nitrile, then using the thiophene of trimethylolpropane processing as monomer,
It polymerize under oxidant effect, obtains alkyl-modified polythiophene solution, it is finally that conductive fiber solution, alkyl-modified polythiophene is molten
Liquid mixing realizes effective compatible, the of the invention finished product addition between each raw material by reacting for trimethylolpropane and oleic acid
Agent conductive stability is good, and comprehensive performance is superior.
Specific embodiment
Embodiment 1
A kind of fiber composite polythiophene additives for battery, it is composed of the following raw materials by weight:
Conductive fiber solution 20, thiophene 110, ferric chloride (FeCl36H2O) 3, stannous sulfide 0.1, trimethylolpropane 1.
What the conductive fiber solution was made of the raw material of following weight parts:
Acrylonitrile 100, ammonium persulfate 4, oleic acid 2, Isooctyl acrylate monomer 0.7, acetylene carbon black 2.
The preparation method of the conductive fiber solution, comprising the following steps:
(1) ammonium persulfate is taken, is added in the deionized water of 20 times of its weight, stirs evenly；
(2) oleic acid, acetylene carbon black mixing are taken, insulated and stirred 10 minutes at 50 DEG C are added to 10 times of mixture weight
It in deionized water, stirs evenly, obtains carbon black dispersion liquid；
(3) acrylonitrile is taken, is added in above-mentioned carbon black dispersion liquid, stirs evenly, be sent in reaction kettle, be passed through nitrogen,
Adjusting temperature of reaction kettle is 65 DEG C, above-mentioned ammonium persulfate aqueous solution is added, insulated and stirred 3 hours, it is different pungent that acrylic acid is added in discharging
Ester, stirring is to room temperature to get the conductive fiber solution.
A kind of preparation method of fiber composite polythiophene additives for battery, comprising the following steps:
(1) ferric chloride (FeCl36H2O) is taken, is added in the deionized water of 17 times of its weight, is stirred evenly, obtain oxidizing agent solution；
(2) trimethylolpropane is taken, is added in the dehydrated alcohol of 4 times of its weight, is stirred evenly, mixed with thiophene,
Insulated and stirred 20 minutes at 40 DEG C are added in 17 times of mixture weight of deionized water, stir evenly, obtain thiophene aqueous solution；
(3) above-mentioned thiophene aqueous solution is taken, is sent in reaction kettle, nitrogen is passed through, adjusting temperature of reaction kettle is 10 DEG C, is added
Above-mentioned oxidizing agent solution is stirred to react 10 hours, and discharging is distilled off ethyl alcohol, obtains alkyl-modified polythiophene solution；
(4) above-mentioned conductive fiber solution, alkyl-modified polythiophene solution is taken to mix, insulated and stirred 1 hour at 100 DEG C,
Remaining each raw material is added, stirs evenly, filters, filter cake is washed, air drying adds to get the fiber composite polythiophene battery
Add agent.
Embodiment 2
A kind of fiber composite polythiophene additives for battery, it is composed of the following raw materials by weight:
Conductive fiber solution 30, thiophene 120, ferric chloride (FeCl36H2O) 5, stannous sulfide 0.2, trimethylolpropane 2.
What the conductive fiber solution was made of the raw material of following weight parts:
Acrylonitrile 130, ammonium persulfate 5, oleic acid 3, Isooctyl acrylate monomer 1, acetylene carbon black 4.
The preparation method of the conductive fiber solution, comprising the following steps:
(1) ammonium persulfate is taken, is added in the deionized water of 30 times of its weight, stirs evenly；
(2) oleic acid, acetylene carbon black mixing are taken, insulated and stirred 20 minutes at 55 DEG C are added to 14 times of mixture weight
It in deionized water, stirs evenly, obtains carbon black dispersion liquid；
(3) acrylonitrile is taken, is added in above-mentioned carbon black dispersion liquid, stirs evenly, be sent in reaction kettle, be passed through nitrogen,
Adjusting temperature of reaction kettle is 70 DEG C, above-mentioned ammonium persulfate aqueous solution is added, insulated and stirred 4 hours, it is different pungent that acrylic acid is added in discharging
Ester, stirring is to room temperature to get the conductive fiber solution.
A kind of preparation method of fiber composite polythiophene additives for battery, comprising the following steps:
(1) ferric chloride (FeCl36H2O) is taken, is added in the deionized water of 20 times of its weight, is stirred evenly, obtain oxidizing agent solution；
(2) trimethylolpropane is taken, is added in the dehydrated alcohol of 6 times of its weight, is stirred evenly, mixed with thiophene,
Insulated and stirred 30 minutes at 50 DEG C, are added in the deionized water of 10-17 times of mixture weight, stir evenly, it is water-soluble to obtain thiophene
Liquid；
(3) above-mentioned thiophene aqueous solution is taken, is sent in reaction kettle, nitrogen is passed through, adjusting temperature of reaction kettle is 20 DEG C, is added
Above-mentioned oxidizing agent solution is stirred to react 13 hours, and discharging is distilled off ethyl alcohol, obtains alkyl-modified polythiophene solution；
(4) above-mentioned conductive fiber solution, alkyl-modified polythiophene solution is taken to mix, insulated and stirred 2 hours at 105 DEG C,
Remaining each raw material is added, stirs evenly, filters, filter cake is washed, air drying adds to get the fiber composite polythiophene battery
Add agent.
Performance test:
Performance test:
The conductivity range of commercially available polythiophene is 1-10 × 10-8S/cm-1-10×10-7S/cm；
The tensile strength of the fiber composite polythiophene additives for battery of the embodiment of the present invention 1 is 29.0Mpa, and conductivity is
0.29S/cm；
The tensile strength of the fiber composite polythiophene additives for battery of the embodiment of the present invention 2 is 27.7Mpa, and conductivity is
0.31S/cm。
As can be seen that fiber composite polythiophene additives for battery of the invention has better electric conductivity.
Claims (4)
1. a kind of fiber composite polythiophene additives for battery, which is characterized in that it is composed of the following raw materials by weight:
Conductive fiber solution 20-30, thiophene 110-120, ferric chloride (FeCl36H2O) 3-5, stannous sulfide 0.1-0.2, trihydroxy methyl third
Alkane 1-2.
2. a kind of fiber composite polythiophene additives for battery according to claim 1, which is characterized in that the conductive fiber
Solution is made of the raw material of following weight parts:
Acrylonitrile 100-130, ammonium persulfate 4-5, oleic acid 2-3, Isooctyl acrylate monomer 0.7-1, acetylene carbon black 2-4.
3. a kind of fiber composite polythiophene additives for battery according to claim 2, which is characterized in that the conduction is fine
Tie up the preparation method of solution, comprising the following steps:
(1) ammonium persulfate is taken, is added in the deionized water of 20-30 times of its weight, stirs evenly；
(2) oleic acid, acetylene carbon black mixing are taken, insulated and stirred 10-20 minutes at 50-55 DEG C, is added to mixture weight 10-14
In deionized water again, stirs evenly, obtain carbon black dispersion liquid；
(3) acrylonitrile is taken, is added in above-mentioned carbon black dispersion liquid, stirs evenly, be sent in reaction kettle, is passed through nitrogen, is adjusted
Temperature of reaction kettle is 65-70 DEG C, above-mentioned ammonium persulfate aqueous solution is added, insulated and stirred 3-4 hours, it is different that acrylic acid is added in discharging
Monooctyl ester, stirring is to room temperature to get the conductive fiber solution.
4. a kind of preparation method of fiber composite polythiophene additives for battery as described in claim 1, which is characterized in that including with
Lower step:
(1) ferric chloride (FeCl36H2O) is taken, is added in the deionized water of 17-20 times of its weight, stirs evenly, obtain oxidizing agent solution；
(2) trimethylolpropane is taken, is added in the dehydrated alcohol of 4-6 times of its weight, stirs evenly, mixed with thiophene, in 40-
It insulated and stirred 20-30 minutes at 50 DEG C, is added in the deionized water of 10-17 times of mixture weight, stirs evenly, obtain thiophene water
Solution；
(3) above-mentioned thiophene aqueous solution is taken, is sent in reaction kettle, nitrogen is passed through, adjusting temperature of reaction kettle is 10-20 DEG C, is added
Above-mentioned oxidizing agent solution is stirred to react 10-13 hours, and discharging is distilled off ethyl alcohol, obtains alkyl-modified polythiophene solution；
(4) above-mentioned conductive fiber solution, the mixing of alkyl-modified polythiophene solution are taken, insulated and stirred 1-2 is small at 100-105 DEG C
When, remaining each raw material is added, stirs evenly, filters, filter cake is washed, air drying is to get the fiber composite polythiophene electricity
Pond additive.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110336025A (en) * | 2019-06-28 | 2019-10-15 | 义乌中航新能源技术研究院有限责任公司 | A kind of lithium sulfur battery anode material and preparation method thereof |
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| CN108341934A (en) * | 2018-04-09 | 2018-07-31 | 南安市创培电子科技有限公司 | A kind of fiber composite polythiophene additives for battery and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108341934A (en) * | 2018-04-09 | 2018-07-31 | 南安市创培电子科技有限公司 | A kind of fiber composite polythiophene additives for battery and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110336025A (en) * | 2019-06-28 | 2019-10-15 | 义乌中航新能源技术研究院有限责任公司 | A kind of lithium sulfur battery anode material and preparation method thereof |
| CN110336025B (en) * | 2019-06-28 | 2021-04-27 | 安徽清泉新能源科技集团有限责任公司 | Lithium-sulfur battery positive electrode material and preparation method thereof |
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