JP2006222024A5 - - Google Patents
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- Publication number
- JP2006222024A5 JP2006222024A5 JP2005036262A JP2005036262A JP2006222024A5 JP 2006222024 A5 JP2006222024 A5 JP 2006222024A5 JP 2005036262 A JP2005036262 A JP 2005036262A JP 2005036262 A JP2005036262 A JP 2005036262A JP 2006222024 A5 JP2006222024 A5 JP 2006222024A5
- Authority
- JP
- Japan
- Prior art keywords
- gas diffusion
- diffusion electrode
- polymer electrolyte
- fuel cell
- carbon
- 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.)
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- 238000009792 diffusion process Methods 0.000 claims 14
- 239000000758 substrate Substances 0.000 claims 9
- 239000005518 polymer electrolyte Substances 0.000 claims 8
- 239000000446 fuel Substances 0.000 claims 7
- 229920000049 Carbon (fiber) Polymers 0.000 claims 5
- 239000004917 carbon fiber Substances 0.000 claims 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 4
- 229910052799 carbon Inorganic materials 0.000 claims 4
- 239000000835 fiber Substances 0.000 claims 4
- 239000011347 resin Substances 0.000 claims 4
- 229920005989 resin Polymers 0.000 claims 4
- 239000003054 catalyst Substances 0.000 claims 2
- 239000012528 membrane Substances 0.000 claims 2
- 239000003575 carbonaceous material Substances 0.000 claims 1
- 238000003763 carbonization Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000005470 impregnation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
Claims (4)
該炭素繊維紙に樹脂を含浸させる樹脂含浸工程、
該樹脂が含浸した炭素繊維紙を加熱し、該樹脂を炭化させる炭化工程
を有する請求項1記載の固体高分子型燃料電池用ガス拡散電極基材の製造方法。 A paper making process for obtaining carbon fiber paper by making paper while orienting short carbon fibers in the paper making direction;
A resin impregnation step of impregnating the carbon fiber paper with a resin;
The method for producing a gas diffusion electrode substrate for a polymer electrolyte fuel cell according to claim 1, further comprising a carbonization step of heating the carbon fiber paper impregnated with the resin to carbonize the resin.
該アノード側およびカソード側ガス拡散電極はいずれも触媒層およびガス拡散電極基材を有し、アノード側およびカソード側のガス拡散電極基材のうちの一方もしくは両方が請求項1記載のガス拡散電極基材であることを特徴とする固体高分子型燃料電池用膜−電極接合体。 In a membrane-electrode assembly for a polymer electrolyte fuel cell having a polymer electrolyte membrane and anode-side and cathode-side gas diffusion electrodes,
The gas diffusion electrode according to claim 1, wherein each of the anode side and cathode side gas diffusion electrodes has a catalyst layer and a gas diffusion electrode substrate, and one or both of the gas diffusion electrode substrates on the anode side and the cathode side are A membrane-electrode assembly for a polymer electrolyte fuel cell, characterized by being a substrate.
該アノード側およびカソード側ガス拡散電極はいずれも触媒層およびガス拡散電極基材を有し、
アノード側およびカソード側の少なくとも一方において、ガス拡散電極基材が請求項1記載のガス拡散電極基材であってガス拡散電極基材の炭素短繊維配向方向とセパレーターが有するガス流路方向とが交わる角度が45度を超えることを特徴とする固体高分子型燃料電池。 In a polymer electrolyte fuel cell having a polymer electrolyte membrane; an anode side and cathode side gas diffusion electrode; and an anode side and cathode side separator,
The anode side and cathode side gas diffusion electrodes both have a catalyst layer and a gas diffusion electrode substrate,
The gas diffusion electrode substrate according to claim 1, wherein the gas diffusion electrode substrate has a carbon short fiber orientation direction of the gas diffusion electrode substrate and a gas flow path direction of the separator on at least one of the anode side and the cathode side. A solid polymer fuel cell, wherein an intersecting angle exceeds 45 degrees.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005036262A JP4959945B2 (en) | 2005-02-14 | 2005-02-14 | Polymer electrolyte fuel cell |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005036262A JP4959945B2 (en) | 2005-02-14 | 2005-02-14 | Polymer electrolyte fuel cell |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010245072A Division JP2011049179A (en) | 2010-11-01 | 2010-11-01 | Membrane-electrode assembly for polymer electrolyte fuel cell and gas diffusion electrode substrate |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2006222024A JP2006222024A (en) | 2006-08-24 |
JP2006222024A5 true JP2006222024A5 (en) | 2008-03-06 |
JP4959945B2 JP4959945B2 (en) | 2012-06-27 |
Family
ID=36984178
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005036262A Expired - Fee Related JP4959945B2 (en) | 2005-02-14 | 2005-02-14 | Polymer electrolyte fuel cell |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4959945B2 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5398297B2 (en) * | 2009-02-20 | 2014-01-29 | 三菱レイヨン株式会社 | Method for producing porous carbon electrode substrate |
KR101481187B1 (en) * | 2009-12-03 | 2015-01-09 | 현대자동차주식회사 | Gas diffusion layer for fuel cell applications and Method of Manufacturing the same |
KR101282620B1 (en) * | 2010-12-03 | 2013-07-12 | 기아자동차주식회사 | Fuel Cell Stack with Enhanced Freeze/Thaw Durability and method of manufacturing same |
JP5915283B2 (en) * | 2012-03-14 | 2016-05-11 | 日産自動車株式会社 | Gas diffusion layer and fuel cell using the same |
GB201401952D0 (en) * | 2014-02-05 | 2014-03-19 | Johnson Matthey Fuel Cells Ltd | Gas diffusion substrate |
KR20200068178A (en) * | 2018-12-05 | 2020-06-15 | 주식회사 제이앤티지 | Carbon substrate for gas diffusion layer including carbon fibers with unidirectional orientation and gas diffusion layer emplying the same |
WO2022198583A1 (en) * | 2021-03-25 | 2022-09-29 | 宁德新能源科技有限公司 | Carbon current collector, electrochemical device comprising carbon current collector, and electronic device |
WO2022210008A1 (en) | 2021-04-02 | 2022-10-06 | 東レ株式会社 | Carbon sheet, method for manufacturing same, gas diffusion electrode, and fuel cell |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991006131A1 (en) * | 1989-10-17 | 1991-05-02 | Kureha Kagaku Kogyo Kabushiki Kaisha | Porous carbon material equipped with flat sheet-like ribs and production method thereof |
JPH07135001A (en) * | 1993-11-12 | 1995-05-23 | Toyota Motor Corp | Fuel cell and electrode for fuel cell |
JP3521619B2 (en) * | 1996-06-07 | 2004-04-19 | 東レ株式会社 | Carbon fiber paper and porous carbon plate |
WO2001056103A1 (en) * | 2000-01-27 | 2001-08-02 | Mitsubishi Rayon Co., Ltd. | Porous carbon electrode material, method for manufacturing the same, and carbon fiber paper |
JP2003183994A (en) * | 2001-10-09 | 2003-07-03 | Mitsubishi Rayon Co Ltd | Carbon fiber paper, and porous carbon electrode material for fuel battery using the same |
-
2005
- 2005-02-14 JP JP2005036262A patent/JP4959945B2/en not_active Expired - Fee Related
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