CN1862857A - Multi-acid self-humidification composite proton exchange membrane for fuel cell and preparing process thereof - Google Patents
Multi-acid self-humidification composite proton exchange membrane for fuel cell and preparing process thereof Download PDFInfo
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- CN1862857A CN1862857A CNA2005100464168A CN200510046416A CN1862857A CN 1862857 A CN1862857 A CN 1862857A CN A2005100464168 A CNA2005100464168 A CN A2005100464168A CN 200510046416 A CN200510046416 A CN 200510046416A CN 1862857 A CN1862857 A CN 1862857A
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- 239000012528 membrane Substances 0.000 title claims abstract description 86
- 239000002131 composite material Substances 0.000 title claims abstract description 46
- 239000000446 fuel Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims description 18
- 239000002253 acid Substances 0.000 title claims description 13
- 238000002360 preparation method Methods 0.000 claims abstract description 15
- 239000013460 polyoxometalate Substances 0.000 claims abstract 7
- 239000007921 spray Substances 0.000 claims abstract 3
- 239000007787 solid Substances 0.000 claims description 24
- 239000000243 solution Substances 0.000 claims description 20
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 18
- 229920000642 polymer Polymers 0.000 claims description 10
- 229920000867 polyelectrolyte Polymers 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- 238000007598 dipping method Methods 0.000 claims description 5
- 239000004642 Polyimide Substances 0.000 claims description 4
- 229920006260 polyaryletherketone Polymers 0.000 claims description 4
- 229920001721 polyimide Polymers 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000004695 Polyether sulfone Substances 0.000 claims description 3
- 229910052785 arsenic Inorganic materials 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 229920006393 polyether sulfone Polymers 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- 239000005518 polymer electrolyte Substances 0.000 claims 8
- 238000005266 casting Methods 0.000 claims 2
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical group OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 claims 2
- 238000007613 slurry method Methods 0.000 claims 2
- 239000001257 hydrogen Substances 0.000 abstract description 4
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- 229920000557 Nafion® Polymers 0.000 description 21
- 238000005507 spraying Methods 0.000 description 17
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 14
- 239000011259 mixed solution Substances 0.000 description 13
- 239000000203 mixture Substances 0.000 description 13
- 239000007789 gas Substances 0.000 description 9
- 239000004810 polytetrafluoroethylene Substances 0.000 description 7
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 229920002521 macromolecule Polymers 0.000 description 6
- 229920002492 poly(sulfone) Polymers 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- 238000003487 electrochemical reaction Methods 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 4
- DHRLEVQXOMLTIM-UHFFFAOYSA-N phosphoric acid;trioxomolybdenum Chemical compound O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.OP(O)(O)=O DHRLEVQXOMLTIM-UHFFFAOYSA-N 0.000 description 4
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 210000005252 bulbus oculi Anatomy 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 239000008151 electrolyte solution Substances 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- IYDGMDWEHDFVQI-UHFFFAOYSA-N phosphoric acid;trioxotungsten Chemical compound O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.OP(O)(O)=O IYDGMDWEHDFVQI-UHFFFAOYSA-N 0.000 description 3
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 3
- 229920000548 poly(silane) polymer Polymers 0.000 description 3
- 229920002465 poly[5-(4-benzoylphenoxy)-2-hydroxybenzenesulfonic acid] polymer Polymers 0.000 description 3
- 238000010345 tape casting Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000292 Polyquinoline Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010411 electrocatalyst Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920005597 polymer membrane Polymers 0.000 description 1
- ZKIHLVYBGPFUAD-UHFFFAOYSA-N quinoline-2-sulfonic acid Chemical compound C1=CC=CC2=NC(S(=O)(=O)O)=CC=C21 ZKIHLVYBGPFUAD-UHFFFAOYSA-N 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- CGFYHILWFSGVJS-UHFFFAOYSA-N silicic acid;trioxotungsten Chemical compound O[Si](O)(O)O.O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1.O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1.O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1.O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 CGFYHILWFSGVJS-UHFFFAOYSA-N 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 238000004017 vitrification Methods 0.000 description 1
Classifications
-
- 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
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Fuel Cell (AREA)
Abstract
本发明涉及质子交换膜燃料电池自增湿复合膜，具体地说是一种质子交换膜燃料电池用自增湿复合质子交换膜及其制备方法，将多金属氧酸盐与固体高分子电解质溶液喷涂或浇注到质子交换膜的一边或两边，形成自增湿复合膜。本发明所制备的多金属氧酸盐复合膜不仅具有很强的自增湿效果，而且制备工艺简单，材料成本低，可以应用于以氢气和甲醇为燃料的自增湿质子交换膜燃料电池。The invention relates to a self-humidifying composite membrane for a proton exchange membrane fuel cell, in particular to a self-humidifying composite proton exchange membrane for a proton exchange membrane fuel cell and a preparation method thereof. Spray or cast on one or both sides of the proton exchange membrane to form a self-humidifying composite membrane. The polyoxometalate composite membrane prepared by the invention not only has a strong self-humidification effect, but also has a simple preparation process and low material cost, and can be applied to a self-humidification proton exchange membrane fuel cell using hydrogen and methanol as fuel.
Description
Technical field
The present invention relates to Proton Exchange Membrane Fuel Cells from the humidification composite membrane, specifically a kind of used in proton exchange membrane fuel cell self-humidifying composite proton exchange film and preparation method thereof.
Background technology
Proton Exchange Membrane Fuel Cells (PEMFC) is a kind of Blast Furnace Top Gas Recovery Turbine Unit (TRT) that the chemical energy in fuel and the oxidant is directly changed into electric energy by electrochemical reaction.It is to be electrolyte with the solid polymer membrane with good proton-conducting, the anode that one side of film is made up of Catalytic Layer and gas diffusion layers, the negative electrode that opposite side is made up of Catalytic Layer and gas diffusion layers, be Catalytic Layer between gas diffusion layers and proton exchange membrane, pole catalyze layer provides electrochemical reaction.Anode, solid polymer electrolytic film and negative electrode three press together and constitute Proton Exchange Membrane Fuel Cells (PEMFC) core component---membrane electrode three-in-one (MEA), the three-in-one both sides of membrane electrode are provided with the graphite cake of gas flow channel or surface modification of metals plate (bipolar plates) back constitutes the Proton Exchange Membrane Fuel Cells monocell, and several are superimposed and constitute pile in the filter press mode to hundreds of monocells.During oxidants such as fuel such as antianode hydrogen supply or reformation gas, target supply oxygen or air, go up the generation electrochemical reaction, the chemical energy in fuel and the oxidant is converted into electric energy at membrane electrode three-in-one (MEA).
The proton exchange membrane of proton exchange membrane is the PEMFC critical component, and it directly influences battery performance and life-span.The proton exchange membrane that is used for PEMFC must satisfy following condition:
(1) has high H
+Conducting power, generally speaking conductivity will reach the order of magnitude of 0.01S/cm;
(2) under the condition of PEMFC operation promptly in battery operated temperature, under the operating potential of oxidation and reducing atmosphere and electrode, membrane structure and resin composition remain unchanged, and promptly have good chemistry and electrochemical stability;
(3) no matter film all should have the infiltration coefficient of low reacting gas such as hydrogen, oxygen at dry state or hygrometric state (full suction), guarantee that battery has high faraday (enclosed pasture) efficient; Generally speaking, the gas permeability coefficient of film＜10
-8Cm
3Cmcm
-2Sec
-1CmHg
-1
(4) a certain temperature before the film resin decomposition temperature such as vitrifying or near vitrification point, the film surface has certain viscoplasticity combine the minimizing contact resistance in order to electrocatalyst layers when the preparation membrane electrode is three-in-one and film;
(5) no matter at dry state or hygrometric state, film all should have certain mechanical strength, is suitable for the assembling of three-in-one preparation of membrane electrode and battery pack.
In fuel cell and since ion be with the state of hydrated ion by anode to cathode motion; Simultaneously, the electrochemical reaction of carrying out in the proton exchange membrane course of work is an exothermic reaction, and battery is worked under the condition of high temperature, and the moisture evaporation in the proton exchange membrane is accelerated and dewatered.And lack moisture the conductivity of film is descended rapidly,, must carry out humidification to reacting gas, so be equipped with humidification system among the PEMFC for replenishing the proton exchange membrane loss of moisture in the course of the work.And humidification system makes the volume of whole system increase, and has reduced the specific energy density of PEMFC.So,, research and develop the attention more and more widely that obtained of novel no humidifying proton exchange film material for satisfying the requirement of fuel cell technology practicability, industrialization.
Summary of the invention
In order to have broken through with the Pt/C of costliness with to be difficult to the SiO of proton conducting
2Traditional humidification mode for humidizer.The invention provides a kind of novel polyacid composite membrane with self-moistening function, by the battery performance evaluation, this composite membrane has shown the good proton ability of leading under the no humidification condition.
For achieving the above object, the technical solution used in the present invention is:
A kind of fuel cell can prepare according to the following procedure with the novel polyacid compound proton exchange membrane of self-moistening function,
A) in the solid macromolecule electrolyte solution of weight concentration 1～80%, adding weight is the polyoxometallate of 10～200% solid macromolecule electrolytes, stirs, and makes composite bed solution;
B) use The tape casting, coating method or cement-dipping method are with the composite bed solution spraying or be poured into the one side or the both sides of solid polyelectrolyte membrane, form two-layer or three layers of composite membrane; Obtain required from the humidification proton exchange composite membrane.
Described polyoxometallate is meant the Cs with proton conduction function
xH
3-xBM
12O
40Compound, wherein, X=0-3, B=P, Si or As, M=Mo, W or V; Described solid macromolecule electrolyte be meant can proton conducting sulfonated polymer, as perfluorinated sulfonic acid, PAEK sulfonic acid, polyimides sulfonic acid, polyether sulfone sulfonic acid, polysulfones sulfonic acid, poly quinoline sulfonic acid, poly-phosphine eyeball sulfonic acid and/or polysilane sulfonic acid etc.; Described solid polyelectrolyte membrane can be for based on composite membrane of above-mentioned sulfonated polymer etc.
The preparation method of described self-humidifying composite proton exchange film for fuel cell, operating procedure is as follows,
A) in the solid macromolecule electrolyte solution of weight concentration 1～80%, adding weight is the polyoxometallate of 10～200% solid macromolecule electrolytes, stirs, and makes composite bed solution;
B) use The tape casting, coating method or cement-dipping method are with the composite bed solution spraying or be poured into the one side or the both sides of solid polyelectrolyte membrane, form two-layer or three layers of composite membrane; Obtain required from the humidification proton exchange composite membrane.
When in above-mentioned solid macromolecule electrolyte solution, going into polyoxometallate, can be earlier with polyoxometallate wiring solution-forming or suspension; The composite bed of spraying or cast should have good cohesiveness with solid polyelectrolyte membrane.
The present invention has compared following advantage with existing material with technology:
1. broken through with the Pt/C of costliness with to be difficult to the SiO of proton conducting
2Traditional humidification mode for humidizer.The effect of polyoxometallate is under no extraneous humidification condition among the present invention, improves the open circuit of battery, impel simultaneously hydrogen and oxygen in composite membrane in conjunction with in the hope of requirement that can moistened membrane; Simultaneously, the water sorption of polyoxometallate can also be regulated the balance of water.The compound proton exchange membrane that utilizes preparation method proposed by the invention to make has very high self-moistening function.
2. the good stability of film.The compound proton exchange membrane that utilizes preparation method proposed by the invention to make does not damage the basic unit of film; So kept the mechanical performance and the stability of original film.
3. preparation technology is simple, and cost is low.The present invention mixes polyoxometallate mutually with solid polymer dielectric film solution, The tape casting, coating method or cement-dipping method are with the composite bed solution spraying or be poured into the one side or the both sides of protonically conductive polymer film, form two-layer or three layers of composite membrane, obtain required from the humidification proton exchange composite membrane.Compound proton exchange membrane preparation technology is simple, and the cost of material is low is easy to industrialization; Can be used for the development of Proton Exchange Membrane Fuel Cells industrialization in the self-humidifying proton exchange film fuel cell.
Description of drawings
Fig. 1 is for adding the H from the Nafion/PTFE of humidification layer composite membrane and pure Nafion/PTFE composite membrane
2/ O
2The performance collection of illustrative plates of fuel cell;
Fig. 2 is for adding the H from the Nafion212 of humidification layer composite membrane and pure Nafion212 film
2/ O
2The performance comparison diagram of fuel cell.
Embodiment
Embodiment 1
The aqueous solution and the weight concentration that with weight concentration is 20% phosphotungstic acid be the aqueous isopropanol of 10% Nafion by weight Nafion: phosphotungstic acid=mutually mix at 3: 1, ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to Nafion212 film both sides and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.054mm.
Embodiment 2
Be 50% silico-tungstic acid ethanolic solution with weight concentration with weight concentration be the DMF solution of 10% SPEEK by weight SPEEK: phosphotungstic acid=mix at 3: 1, ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to SPEEK film one side and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.052mm.
Embodiment 3
The aqueous solution and the weight concentration that with weight concentration is 40% phosphomolybdic acid be the nmp solution of 10% SPSF by weight SPSF: phosphomolybdic acid=mix at 10: 1, ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to the sulfonated polysulfone membrane both sides and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.179mm.
Embodiment 4
With weight concentration 30% Cs
25H
0.5PW
12O
40Alcohol suspension and weight concentration be 10% Nafion aqueous isopropanol by weight Nafion: Cs
2.5H
0.5PW
14O
4Mix at=3: 1, and ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to Nafion212 film one side and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.052mm.
Embodiment 5
With weight concentration 30% Cs
2.5H
0.5PW
12O
40Alcohol suspension and weight concentration be 10% Nafion aqueous isopropanol by weight Nafion: Cs
2.5H
0.5PW
12O
4Mix at=3: 1, and ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to Nafion/PTFE film both sides and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.022mm.
Embodiment 6
With weight concentration 30% Cs
2.5H
0.5PMo
12O
40Water slurry and weight concentration be 10% Nafion aqueous isopropanol by weight Nafion: Cs
2.5H
0.5Mo
12O
4Mix at=3: 1, and ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to Nafion/PTFE film one side and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.020mm.
Embodiment 7
With weight concentration 200% Cs
2.5H
0.5SiMo
12O
40Alcohol suspension and weight concentration be 80% Nafion aqueous isopropanol by weight Nafion: Cs
2.5H
0.5Mo
12O
4Mix at=1: 2, and ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to Nafion/PTFE film one side and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.020mm.
Embodiment 8
With weight concentration 30% Cs
2.5H
0.5SiMo
12O
40Alcohol suspension and weight concentration be 50% Nafion aqueous isopropanol by weight Nafion: Cs
2.5H
0.5Mo
12O
4Mix at=1: 1, and ultrasonic then (frequency: 4000 hertz) mixed in 1 hour.With spraying process this mixed solution is sprayed to Nafion/PTFE film both sides and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.020mm.
Embodiment 9
With weight concentration 20% Cs
2.5H
0.5PMo
12O
40Water slurry and weight concentration be 80% Nafion aqueous isopropanol by weight Nafion: Cs
2.5H
0.5Mo
12O
4Mix at=3: 1, and ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to Nafion/PTFE film one side and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.030mm.
Embodiment 10
The aqueous solution and the weight concentration that with weight concentration is 40% phosphomolybdic acid be the nmp solution of 10% polysilane sulfonic acid by weight polysilane sulfonic acid: phosphomolybdic acid=mix at 2: 1, ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to the sulfonated polysulfone membrane both sides and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.120mm.
Embodiment 11
With weight concentration is 60%Cs
2.5H
0.5PMo
12O
40Water slurry and weight concentration be 20% poly-phosphine eyeball sulfonic acid nmp solution by weight poly-phosphine eyeball sulfonic acid: Cs
2.5H
0.5PMo
12O
40Mix at=3: 2, and ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to the sulfonated polysulfone membrane both sides and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.090mm.
Embodiment 12
With weight concentration is 20%Cs
2.5H
0.5SiW
12O
40Water slurry and weight concentration be 20% polyimides sulfonic acid nmp solution by weight polyimides sulfonic acid: Cs
2.5H
0.5SiW
12O
40Mix at=3: 2, and ultrasonic then (frequency: 4000 hertz) mixed in 2 hours.With spraying process this mixed solution is sprayed to the sulfonated polysulfone membrane both sides and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.090mm.
Embodiment 13
With weight concentration is 20%Cs
2.5H
0.5SiW
12O
40Water slurry and weight concentration be 40% PAEK sulfonic acid nmp solution by weight PAEK sulfonic acid: Cs
2.5H
0.5SiW
12O
40Mix at=1: 2, and ultrasonic then (frequency: 4000 hertz) mixed in 1 hour.With spraying process this mixed solution is sprayed to the sulfonated polysulfone membrane both sides and form the proton exchange membrane that contains from the humidification layer; The thickness of film is 0.050mm.
Claims (8)
Priority Applications (1)
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|---|---|---|---|
| CN2005100464168A CN100407486C (en) | 2005-05-13 | 2005-05-13 | Multi-acid self-humidification composite proton exchange membrane for fuel cell and preparing process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100464168A CN100407486C (en) | 2005-05-13 | 2005-05-13 | Multi-acid self-humidification composite proton exchange membrane for fuel cell and preparing process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN1862857A true CN1862857A (en) | 2006-11-15 |
| CN100407486C CN100407486C (en) | 2008-07-30 |
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|---|---|---|---|
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101320817B (en) * | 2008-07-11 | 2010-04-14 | 山东东岳神舟新材料有限公司 | Fibre reinforced multi-layer fluorine-contained cross-linking doping ionic membrane and preparation method thereof |
| CN102479959A (en) * | 2010-11-30 | 2012-05-30 | 中国科学院大连化学物理研究所 | Self-humidifying proton exchange film for fuel cell, and preparation method thereof |
| CN108321417A (en) * | 2018-04-27 | 2018-07-24 | 奇瑞汽车股份有限公司 | A kind of amberplex and preparation method thereof |
| CN110380060A (en) * | 2019-07-01 | 2019-10-25 | 江苏乾景新能源产业技术研究院有限公司 | A kind of method for preparing membrane electrode that can improve Proton Exchange Membrane Fuel Cells low humidity runnability |
| CN111063924A (en) * | 2019-12-27 | 2020-04-24 | 先进储能材料国家工程研究中心有限责任公司 | Transition layer slurry for membrane electrode, preparation method of transition layer slurry, membrane electrode and preparation method of membrane electrode |
| CN116207313A (en) * | 2023-05-06 | 2023-06-02 | 苏州擎动动力科技有限公司 | Self-humidifying membrane electrode and preparation method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181585C (en) * | 2002-06-19 | 2004-12-22 | 中国科学院大连化学物理研究所 | A kind of preparation method of self-humidifying composite proton exchange membrane for fuel cell |
| CN1195337C (en) * | 2003-05-27 | 2005-03-30 | 清华大学 | Self-humidifying solid electrolyte composite membrane and manufacturing process thereof |
| CN1226799C (en) * | 2003-07-11 | 2005-11-09 | 清华大学 | Solid polymer fuel cell unit and its stack |
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2005
- 2005-05-13 CN CN2005100464168A patent/CN100407486C/en not_active Expired - Fee Related
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| CN102479959A (en) * | 2010-11-30 | 2012-05-30 | 中国科学院大连化学物理研究所 | Self-humidifying proton exchange film for fuel cell, and preparation method thereof |
| CN108321417A (en) * | 2018-04-27 | 2018-07-24 | 奇瑞汽车股份有限公司 | A kind of amberplex and preparation method thereof |
| CN110380060A (en) * | 2019-07-01 | 2019-10-25 | 江苏乾景新能源产业技术研究院有限公司 | A kind of method for preparing membrane electrode that can improve Proton Exchange Membrane Fuel Cells low humidity runnability |
| CN111063924A (en) * | 2019-12-27 | 2020-04-24 | 先进储能材料国家工程研究中心有限责任公司 | Transition layer slurry for membrane electrode, preparation method of transition layer slurry, membrane electrode and preparation method of membrane electrode |
| CN111063924B (en) * | 2019-12-27 | 2022-10-14 | 先进储能材料国家工程研究中心有限责任公司 | Transition layer slurry for membrane electrode, preparation method of transition layer slurry, membrane electrode and preparation method of membrane electrode |
| CN116207313A (en) * | 2023-05-06 | 2023-06-02 | 苏州擎动动力科技有限公司 | Self-humidifying membrane electrode and preparation method thereof |
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