CA2649903A1 - Methods of making components for electrochemical cells - Google Patents
Methods of making components for electrochemical cells Download PDFInfo
- Publication number
- CA2649903A1 CA2649903A1 CA002649903A CA2649903A CA2649903A1 CA 2649903 A1 CA2649903 A1 CA 2649903A1 CA 002649903 A CA002649903 A CA 002649903A CA 2649903 A CA2649903 A CA 2649903A CA 2649903 A1 CA2649903 A1 CA 2649903A1
- Authority
- CA
- Canada
- Prior art keywords
- catalyst layer
- diffusion
- sublayer
- polymer electrolyte
- electrolyte membrane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 41
- 239000003054 catalyst Substances 0.000 claims abstract description 124
- 238000009792 diffusion process Methods 0.000 claims abstract description 79
- 239000012528 membrane Substances 0.000 claims abstract description 62
- 239000005518 polymer electrolyte Substances 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims description 36
- 239000000758 substrate Substances 0.000 claims description 25
- 238000005245 sintering Methods 0.000 claims description 19
- 230000002209 hydrophobic effect Effects 0.000 claims description 18
- 239000011230 binding agent Substances 0.000 claims description 16
- 239000000446 fuel Substances 0.000 claims description 16
- 230000003197 catalytic effect Effects 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 10
- 229920000554 ionomer Polymers 0.000 claims description 9
- -1 polytetrafluoroethylene Polymers 0.000 claims description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000004812 Fluorinated ethylene propylene Substances 0.000 claims description 5
- 229920009441 perflouroethylene propylene Polymers 0.000 claims description 5
- 229910000510 noble metal Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000003575 carbonaceous material Substances 0.000 claims 2
- 230000000712 assembly Effects 0.000 abstract description 4
- 238000000429 assembly Methods 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 82
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 235000012209 glucono delta-lactone Nutrition 0.000 description 10
- 229910052799 carbon Inorganic materials 0.000 description 6
- 229910002804 graphite Inorganic materials 0.000 description 6
- 239000010439 graphite Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 239000000470 constituent Substances 0.000 description 4
- 238000011068 loading method Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000000376 reactant Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 229920000049 Carbon (fiber) Polymers 0.000 description 3
- 239000012790 adhesive layer Substances 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 3
- 235000019241 carbon black Nutrition 0.000 description 3
- 239000004917 carbon fiber Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000010345 tape casting Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000003014 ion exchange membrane Substances 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229920011301 perfluoro alkoxyl alkane Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- 239000004813 Perfluoroalkoxy alkane Substances 0.000 description 1
- 229920001774 Perfluoroether Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005524 ceramic coating Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011357 graphitized carbon fiber Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229920001600 hydrophobic polymer Polymers 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- QLOAVXSYZAJECW-UHFFFAOYSA-N methane;molecular fluorine Chemical compound C.FF QLOAVXSYZAJECW-UHFFFAOYSA-N 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 238000007764 slot die coating Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/023—Porous and characterised by the material
- H01M8/0241—Composites
- H01M8/0245—Composites in the form of layered or coated products
-
- 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8605—Porous electrodes
-
- 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8803—Supports for the deposition of the catalytic active composition
- H01M4/8807—Gas diffusion layers
-
- 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8803—Supports for the deposition of the catalytic active composition
- H01M4/881—Electrolytic membranes
-
- 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
- H01M4/8882—Heat treatment, e.g. drying, baking
- H01M4/8885—Sintering or firing
-
- 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
- H01M4/8882—Heat treatment, e.g. drying, baking
- H01M4/8885—Sintering or firing
- H01M4/8889—Cosintering or cofiring of a catalytic active layer with another type of layer
-
- 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
- H01M4/8892—Impregnation or coating of the catalyst layer, e.g. by an ionomer
-
- 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
- H01M4/8896—Pressing, rolling, calendering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M2008/1095—Fuel cells with polymeric electrolytes
-
- 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8663—Selection of inactive substances as ingredients for catalytic active masses, e.g. binders, fillers
- H01M4/8668—Binders
-
- 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/92—Metals of platinum group
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Composite Materials (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Inert Electrodes (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40878706A | 2006-04-21 | 2006-04-21 | |
US11/408,787 | 2006-04-21 | ||
PCT/US2007/009596 WO2007124011A2 (en) | 2006-04-21 | 2007-04-20 | Methods of making components for electrochemical cells |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2649903A1 true CA2649903A1 (en) | 2007-11-01 |
Family
ID=38535535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002649903A Abandoned CA2649903A1 (en) | 2006-04-21 | 2007-04-20 | Methods of making components for electrochemical cells |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2013930A2 (zh) |
JP (1) | JP2009534796A (zh) |
CN (1) | CN101479868A (zh) |
CA (1) | CA2649903A1 (zh) |
WO (1) | WO2007124011A2 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8168025B2 (en) * | 2006-04-21 | 2012-05-01 | Bdf Ip Holdings Ltd. | Methods of making components for electrochemical cells |
JP2013502700A (ja) | 2009-08-24 | 2013-01-24 | シオン・パワー・コーポレーション | 電気化学電池用剥離システム |
TWI568888B (zh) * | 2011-09-15 | 2017-02-01 | 第諾拉工業公司 | 氣體擴散電極及其製法和電化電解池 |
JP2016511517A (ja) | 2013-03-15 | 2016-04-14 | ビーエイエスエフ・ソシエタス・エウロパエアBasf Se | 保護電極構造 |
JP2016511527A (ja) | 2013-03-15 | 2016-04-14 | シオン・パワー・コーポレーション | 保護電極構造および方法 |
JP6245165B2 (ja) * | 2013-12-26 | 2017-12-13 | トヨタ自動車株式会社 | 補強型電解質膜の製造方法、シート |
CN109921075B (zh) * | 2017-12-13 | 2021-07-06 | 中国科学院大连化学物理研究所 | 基于纳米管阵列的有序化气体扩散电极的制备及其应用 |
FR3105600A1 (fr) | 2019-12-23 | 2021-06-25 | Commissariat à l'Energie Atomique et aux Energies Alternatives | Procédé et dispositif de fabrication d’un assemblage membrane – couches actives d’une pile à combustible ou d’un électrolyseur |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5395705A (en) * | 1990-08-31 | 1995-03-07 | The Dow Chemical Company | Electrochemical cell having an electrode containing a carbon fiber paper coated with catalytic metal particles |
US5211984A (en) * | 1991-02-19 | 1993-05-18 | The Regents Of The University Of California | Membrane catalyst layer for fuel cells |
US5702755A (en) * | 1995-11-06 | 1997-12-30 | The Dow Chemical Company | Process for preparing a membrane/electrode assembly |
US6641862B1 (en) * | 1999-09-24 | 2003-11-04 | Ion Power, Inc. | Preparation of fuel cell electrode assemblies |
US7226689B2 (en) * | 2003-06-20 | 2007-06-05 | Ballard Power Systems Inc. | Method of making a membrane electrode assembly for electrochemical fuel cells |
-
2007
- 2007-04-20 WO PCT/US2007/009596 patent/WO2007124011A2/en active Application Filing
- 2007-04-20 CN CNA200780017958XA patent/CN101479868A/zh active Pending
- 2007-04-20 JP JP2009506589A patent/JP2009534796A/ja not_active Withdrawn
- 2007-04-20 CA CA002649903A patent/CA2649903A1/en not_active Abandoned
- 2007-04-20 EP EP07755747A patent/EP2013930A2/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2007124011A2 (en) | 2007-11-01 |
WO2007124011A3 (en) | 2008-04-10 |
CN101479868A (zh) | 2009-07-08 |
JP2009534796A (ja) | 2009-09-24 |
EP2013930A2 (en) | 2009-01-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Dead |