CN108587161A - A kind of fuel cell conductive material and preparation method thereof - Google Patents
A kind of fuel cell conductive material and preparation method thereof Download PDFInfo
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- CN108587161A CN108587161A CN201810417685.8A CN201810417685A CN108587161A CN 108587161 A CN108587161 A CN 108587161A CN 201810417685 A CN201810417685 A CN 201810417685A CN 108587161 A CN108587161 A CN 108587161A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
- C08F265/04—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of esters
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/0605—Polycondensates containing five-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms
- C08G73/0611—Polycondensates containing five-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only one nitrogen atom in the ring, e.g. polypyrroles
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
- C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
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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
-
- 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
Abstract
The invention discloses a kind of fuel cell conductive materials, it is made of the raw material of following weight parts：Pyrroles 110 130, cumyl peroxide 46, ricinoleic acid 23, tertiary butyl are to biphenol 0.1 0.4, glyceryl tristearate 12, divinylbenzene 12, polymethyl methacrylate 35, aluminium dihydrogen phosphate 24, the present invention handles pyrrole monomer using tertiary butyl to biphenol, using cross-linking polymer emulsion as reaction dissolvent, it polymerize under initiator effect, aluminium dihydrogen phosphate can be made effectively to disperse in the polymer, to improve the mechanical stability of finished-product material, re-dry, obtained finished-product material have good conductive stability and continue performance.
Description
Technical field
The invention belongs to conductive fields, and in particular to a kind of fuel cell conductive material and preparation method thereof.
Background technology
Structural type macromolecule conducting material refers to macromolecular structure itself or the height through having conducting function after overdoping
Molecular material.Semiconducting polymer, high-molecule metal and macromolecule superconductor can be divided into again according to the size of conductivity.According to leading
Motor reason can be divided into electron-conducting polymer material and ionic conductive high molecular material.The structure of electron-conducting polymer material is special
Point is to carry out conduction by the activation of conjugated pi electron under the action of heat or light, electricity with line style or the big conjugated system of face type
Conductance is generally in the range of semiconductor.The electric conductivity of this kind of material can be made to greatly improve using doping techniques；However, answering at present
Conductive additive for fuel cell is relatively simple, and conductive stability is poor.
Invention content
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of fuel cell conductive material and
Preparation method.
To achieve the above object, the present invention uses following technical scheme：
A kind of fuel cell conductive material, it is made of the raw material of following weight parts：
Pyrroles 110-130, cumyl peroxide 4-6, ricinoleic acid 2-3, tertiary butyl are to biphenol 0.1-0.4, three hard
Glycerol 1-2, divinylbenzene 1-2, polymethyl methacrylate 3-5, aluminium dihydrogen phosphate 2-4.
A kind of preparation method of fuel cell conductive material, includes the following steps：
(1) cumyl peroxide is taken, is added in the absolute ethyl alcohol of 7-10 times of its weight, stirs evenly, obtain alcoholic solution；
(2) aluminium dihydrogen phosphate is taken, is added in the deionized water of 13-20 times of its weight, it is 60-65 DEG C to increase temperature, is protected
Temperature stirring 15-20 minutes, is added ricinoleic acid, stirs to room temperature, obtains aqueous dispersions；
(3) divinylbenzene is taken, is added in the dimethylformamide of 5-9 times of its weight, stirs evenly, must be crosslinked molten
Liquid；
(4) above-mentioned polymethyl methacrylate is taken, is added in above-mentioned aqueous dispersions, stirs evenly, be sent to 75-80 DEG C
Water bath with thermostatic control in, be added above-mentioned crosslinker solution, insulated and stirred 3-4 hours, discharging cooling obtains cross-linking polymer emulsion；
(5) it takes tertiary butyl to biphenol, is added in the absolute ethyl alcohol of 6-10 times of its weight, stirs evenly, it is hard to be added three
Glycerol, pyrroles obtain monomer dispersion liquid insulated and stirred 10-20 minutes at 50-55 DEG C；
(6) above-mentioned monomer dispersion liquid is taken, is added in above-mentioned cross-linking polymer emulsion, stirs evenly, be sent to reaction kettle
In, it is passed through nitrogen, it is 65-70 DEG C to adjust temperature of reaction kettle, and above-mentioned alcoholic solution, insulated and stirred 4-5 hours is added, and discharging cools down,
Precipitation is washed in filtering, 1-2 hours dry at 50-55 DEG C of vacuum, cooling to get the fuel cell conductive material.
Advantages of the present invention：
The present invention handles aluminium dihydrogen phosphate using ricinoleic acid, is distributed in water, as reaction dissolvent, with divinyl
Benzene is crosslinking agent, cross-linking modified to polyester progress, obtains cross-linking polymer emulsion, then tertiary butyl is used to handle pyrroles to biphenol
Monomer polymerize under initiator effect using cross-linking polymer emulsion as reaction dissolvent, aluminium dihydrogen phosphate can be made in polymer
In effectively disperse, to improve the mechanical stability of finished-product material, re-dry, obtained finished-product material has conductive well
Stability and continuation performance.
Specific implementation mode
Embodiment 1
A kind of fuel cell conductive material, it is made of the raw material of following weight parts：
Pyrroles 110, cumyl peroxide 4, ricinoleic acid 2, tertiary butyl to biphenol 0.1, glyceryl tristearate 1,
Divinylbenzene 1, polymethyl methacrylate 3, aluminium dihydrogen phosphate 2.
A kind of preparation method of fuel cell conductive material, includes the following steps：
(1) cumyl peroxide is taken, is added in the absolute ethyl alcohol of 7 times of its weight, is stirred evenly, obtain alcoholic solution；
(2) aluminium dihydrogen phosphate is taken, is added in the deionized water of 13 times of its weight, it is 60 DEG C to increase temperature, insulated and stirred
15 minutes, ricinoleic acid is added, stirs to room temperature, obtains aqueous dispersions；
(3) divinylbenzene is taken, is added in the dimethylformamide of 5 times of its weight, is stirred evenly, obtain crosslinker solution；
(4) above-mentioned polymethyl methacrylate is taken, is added in above-mentioned aqueous dispersions, stirs evenly, is sent to 75 DEG C
In water bath with thermostatic control, it is added above-mentioned crosslinker solution, when insulated and stirred 3, discharging cooling obtains cross-linking polymer emulsion；
(5) it takes tertiary butyl to biphenol, is added in the absolute ethyl alcohol of 6 times of its weight, stirs evenly, three stearic acid are added
Glyceride, pyrroles, insulated and stirred 10 minutes, obtain monomer dispersion liquid at 50 DEG C；
(6) above-mentioned monomer dispersion liquid is taken, is added in above-mentioned cross-linking polymer emulsion, stirs evenly, be sent to reaction kettle
In, it is passed through nitrogen, it is 65 DEG C to adjust temperature of reaction kettle, and above-mentioned alcoholic solution, insulated and stirred 4 hours is added, and discharging cooling is filtered,
Precipitation is washed, it is 1 hour dry at 50 DEG C of vacuum, it is cooling to get the fuel cell conductive material.
Embodiment 2
A kind of fuel cell conductive material, it is made of the raw material of following weight parts：
Pyrroles 130, cumyl peroxide 6, ricinoleic acid 3, tertiary butyl to biphenol 0.4, glyceryl tristearate 2,
Divinylbenzene 2, polymethyl methacrylate 5, aluminium dihydrogen phosphate 4.
A kind of preparation method of fuel cell conductive material, includes the following steps：
(1) cumyl peroxide is taken, is added in the absolute ethyl alcohol of 10 times of its weight, is stirred evenly, obtain alcoholic solution；
(2) aluminium dihydrogen phosphate is taken, is added in the deionized water of 20 times of its weight, it is 65 DEG C to increase temperature, and heat preservation stirs 20
Minute, ricinoleic acid is added, stirs to room temperature, obtains aqueous dispersions；
(3) divinylbenzene is taken, is added in the dimethylformamide of 9 times of its weight, is stirred evenly, obtain crosslinker solution；
(4) above-mentioned polymethyl methacrylate is taken, is added in above-mentioned aqueous dispersions, stirs evenly, is sent to 80 DEG C
In water bath with thermostatic control, above-mentioned crosslinker solution, insulated and stirred 4 hours is added, discharging cooling obtains cross-linking polymer emulsion；
(5) it takes tertiary butyl to biphenol, is added in the absolute ethyl alcohol of 10 times of its weight, stirs evenly, it is stearic to be added three
Acid glyceride, pyrroles, insulated and stirred 20 minutes, obtain monomer dispersion liquid at 55 DEG C；
(6) above-mentioned monomer dispersion liquid is taken, is added in above-mentioned cross-linking polymer emulsion, stirs evenly, be sent to reaction kettle
In, it is passed through nitrogen, it is 70 DEG C to adjust temperature of reaction kettle, and above-mentioned alcoholic solution, insulated and stirred 5 hours is added, and discharging cooling is filtered,
Precipitation is washed, it is 2 hours dry at 55 DEG C of vacuum, it is cooling to get the fuel cell conductive material.
Performance test：
The fuel cell of the present invention is subjected to charge-discharge test with conductive material, ratio electricity under the conditions of 0.2A/g charge and discharge
It is 180.4-186F/g to hold；Tensile strength is 151.2-160.0MPa.
Claims (2)
1. a kind of fuel cell conductive material, which is characterized in that it is made of the raw material of following weight parts：
Pyrroles 110-130, cumyl peroxide 4-6, ricinoleic acid 2-3, tertiary butyl are to biphenol 0.1-0.4, three stearic acid
Glyceride 1-2, divinylbenzene 1-2, polymethyl methacrylate 3-5, aluminium dihydrogen phosphate 2-4.
2. a kind of preparation method of fuel cell conductive material as described in claim 1, which is characterized in that including following step
Suddenly：
(1) cumyl peroxide is taken, is added in the absolute ethyl alcohol of 7-10 times of its weight, stirs evenly, obtain alcoholic solution；
(2) aluminium dihydrogen phosphate is taken, is added in the deionized water of 13-20 times of its weight, it is 60-65 DEG C to increase temperature, and heat preservation is stirred
It mixes 15-20 minutes, ricinoleic acid is added, stir to room temperature, obtain aqueous dispersions；
(3) divinylbenzene is taken, is added in the dimethylformamide of 5-9 times of its weight, stirs evenly, obtain crosslinker solution；
(4) above-mentioned polymethyl methacrylate is taken, is added in above-mentioned aqueous dispersions, stirs evenly, is sent to 75-80 DEG C of perseverance
In tepidarium, above-mentioned crosslinker solution, insulated and stirred 3-4 hours is added, discharging cooling obtains cross-linking polymer emulsion；
(5) it takes tertiary butyl to biphenol, is added in the absolute ethyl alcohol of 6-10 times of its weight, stirs evenly, three stearic acid are added
Glyceride, pyrroles obtain monomer dispersion liquid insulated and stirred 10-20 minutes at 50-55 DEG C；
(6) above-mentioned monomer dispersion liquid is taken, is added in above-mentioned cross-linking polymer emulsion, stirs evenly, be sent in reaction kettle, is led to
Enter nitrogen, it is 65-70 DEG C to adjust temperature of reaction kettle, and above-mentioned alcoholic solution, insulated and stirred 4-5 hours is added, and discharging cooling is filtered,
Precipitation is washed, it is 1-2 hours dry at 50-55 DEG C of vacuum, it is cooling to get the fuel cell conductive material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810417685.8A CN108587161A (en) | 2018-05-04 | 2018-05-04 | A kind of fuel cell conductive material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810417685.8A CN108587161A (en) | 2018-05-04 | 2018-05-04 | A kind of fuel cell conductive material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108587161A true CN108587161A (en) | 2018-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810417685.8A Withdrawn CN108587161A (en) | 2018-05-04 | 2018-05-04 | A kind of fuel cell conductive material and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN108587161A (en) |
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2018
- 2018-05-04 CN CN201810417685.8A patent/CN108587161A/en not_active Withdrawn
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Application publication date: 20180928 |