JP7291295B2 - 燃料電池の逆電圧耐久性を向上させることができる膜-電極アセンブリー、その製造方法、及びそれを含む燃料電池 - Google Patents
燃料電池の逆電圧耐久性を向上させることができる膜-電極アセンブリー、その製造方法、及びそれを含む燃料電池 Download PDFInfo
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- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
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- H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
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Description
Claims (12)
- 第1面及び該第1面の反対側の第2面を有する電解質膜;
前記第1面上のアノード;
前記第1面上のOER触媒層;及び
前記第2面上のカソード
を含み、
前記OER触媒層は、酸素生成反応触媒を含み、
前記OER触媒層は、前記アノードと接触し、
前記OER触媒層の少なくとも一部は、前記OER触媒層の厚さ方向に前記アノードと重ならない、膜-電極アセンブリー。 - 前記酸素生成反応触媒は、IrO2、RuO2、TiO2、IrxSn1-xO2(xは0超過1未満の実数)、PtIr、IrRu、PtRuIr、又はこれらの2以上の混合物を含む、請求項1に記載の膜-電極アセンブリー。
- 前記酸素生成反応触媒は、炭素系担体に担持されている、請求項1に記載の膜-電極アセンブリー。
- 前記アノードは、前記酸素生成反応触媒を含まない、請求項1に記載の膜-電極アセンブリー。
- 前記アノードは、前記カソードに対応する大きさ及び形態を有する、請求項1に記載の膜-電極アセンブリー。
- 前記OER触媒層の全体がその厚さ方向に前記アノードと重ならない、請求項1に記載の膜-電極アセンブリー。
- 前記OER触媒層は、前記第1面上で前記アノードと並んで配置されている、請求項1に記載の膜-電極アセンブリー。
- 前記OER触媒層は、前記第1面上で前記アノードを取り囲む、請求項1に記載の膜-電極アセンブリー。
- 第1面及び該第1面の反対側の第2面を有する電解質膜を準備する段階;
前記第1面上にアノードを形成する段階;
前記第1面上にOER触媒層を形成する段階;及び
前記第2面上にカソードを形成する段階を含み、
前記OER触媒層は、酸素生成反応触媒を含み、
前記OER触媒層は、前記アノードと接触し、
前記OER触媒層の少なくとも一部は、前記OER触媒層の厚さ方向に前記アノードと重ならない、膜-電極アセンブリー製造方法。 - 前記第1面上に前記アノードを形成する段階は、第1離型フィルム上に前記アノードを形成する段階;及び、前記第1離型フィルム上に形成された前記アノードを、前記第1面の第1領域上に転写する段階を含み、
前記第1面上に前記OER触媒層を形成する段階は、第2離型フィルム上に前記OER触媒層を形成する段階;及び、前記第2離型フィルム上に形成された前記OER触媒層を、前記第1面の第2領域上に転写する段階を含み、
前記第2面上に前記カソードを形成する段階は、第3離型フィルム上に前記カソードを形成する段階;及び、前記第3離型フィルム上に形成された前記カソードを、前記第2面上に転写する段階を含む、請求項9に記載の膜-電極アセンブリー製造方法。 - 前記アノードの転写、前記OER触媒層の転写、及び前記カソードの転写は、同時に行われる、請求項10に記載の膜-電極アセンブリー製造方法。
- 請求項1の膜-電極アセンブリー;及び
前記アノードと前記OER触媒層上に配置されるセパレーターを含み、
前記セパレーターは、燃料流入口(fuel inlet)、燃料排出口(fuel outlet)、及び前記燃料流入口と前記燃料排出口との間の流動チャネル(flow channel)を有し、前記OER触媒層は、前記燃料流入口及び前記燃料排出口の少なくとも一方と重なる、燃料電池。
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KR10-2019-0179673 | 2019-12-31 | ||
KR20190179673 | 2019-12-31 | ||
PCT/KR2020/019002 WO2021137517A1 (ko) | 2019-12-31 | 2020-12-23 | 연료전지의 역전압 내구성을 향상시킬 수 있는 막-전극 어셈블리, 그 제조방법, 및 그것을 포함하는 연료전지 |
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JP2022552741A JP2022552741A (ja) | 2022-12-19 |
JP7291295B2 true JP7291295B2 (ja) | 2023-06-14 |
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EP (1) | EP4086993A1 (ja) |
JP (1) | JP7291295B2 (ja) |
KR (1) | KR20210086509A (ja) |
CN (1) | CN114830388A (ja) |
WO (1) | WO2021137517A1 (ja) |
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KR20220049690A (ko) * | 2020-10-15 | 2022-04-22 | 코오롱인더스트리 주식회사 | 우수한 성능과 높은 내구성의 두 가지 요구들을 모두 만족시킬 수 있는 막-전극 어셈블리 및 그것을 포함하는 연료전지 |
Citations (7)
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JP2006134629A (ja) | 2004-11-04 | 2006-05-25 | Honda Motor Co Ltd | 固体高分子型燃料電池の電極構造体 |
JP2007287415A (ja) | 2006-04-14 | 2007-11-01 | Toyota Motor Corp | 燃料電池 |
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JP2008016356A (ja) | 2006-07-06 | 2008-01-24 | Nissan Motor Co Ltd | ガス拡散電極およびそれを用いてなる燃料電池 |
US20100178582A1 (en) | 2009-01-12 | 2010-07-15 | Gm Global Technology Operations, Inc. | Ionic layer with oxygen evolution reaction catalyst for electrode protection |
JP2019532460A (ja) | 2016-09-08 | 2019-11-07 | ダイムラー・アクチェンゲゼルシャフトDaimler AG | 燃料電池システムのための氷点下始動方法 |
CN114204056A (zh) | 2021-12-10 | 2022-03-18 | 南华大学 | 一种抗反极优化设计膜电极组件结构及优化方法 |
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US7955750B2 (en) * | 2006-02-21 | 2011-06-07 | GM Global Technology Operations LLC | Controlled electrode overlap architecture for improved MEA durability |
US8617770B2 (en) * | 2007-09-12 | 2013-12-31 | GM Global Technology Operations LLC | Electrodes containing oxygen evolution reaction catalysts |
CN100593877C (zh) * | 2008-11-18 | 2010-03-10 | 哈尔滨工业大学 | 一种直接硼氢化物燃料电池的复合膜电极 |
GB201302014D0 (en) * | 2013-02-05 | 2013-03-20 | Johnson Matthey Fuel Cells Ltd | Use of an anode catalyst layer |
JP6229925B2 (ja) * | 2013-02-27 | 2017-11-15 | 高砂熱学工業株式会社 | 充放電システムおよび充放電システムの乾燥方法 |
JP2015162309A (ja) * | 2014-02-26 | 2015-09-07 | 凸版印刷株式会社 | 膜電極接合体の製造方法、膜電極接合体、及び固体高分子形燃料電池 |
JP6662286B2 (ja) * | 2014-03-25 | 2020-03-11 | 凸版印刷株式会社 | 膜電極接合体の製造方法、膜電極接合体、および、固体高分子形燃料電池 |
KR20170095296A (ko) * | 2014-12-15 | 2017-08-22 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | 막 전극 접합체 |
JP6809897B2 (ja) * | 2016-12-20 | 2021-01-06 | スリーエム イノベイティブ プロパティズ カンパニー | 膜電極接合体及び固体高分子形燃料電池 |
KR101913124B1 (ko) * | 2017-01-24 | 2018-12-28 | 한국과학기술연구원 | 막 전극 접합체 및 이를 포함하는 연료 전지 |
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- 2020-12-23 JP JP2022523369A patent/JP7291295B2/ja active Active
- 2020-12-23 WO PCT/KR2020/019002 patent/WO2021137517A1/ko unknown
- 2020-12-23 KR KR1020200182027A patent/KR20210086509A/ko not_active Application Discontinuation
- 2020-12-23 EP EP20910674.9A patent/EP4086993A1/en active Pending
- 2020-12-23 CN CN202080087392.3A patent/CN114830388A/zh active Pending
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JP2006134629A (ja) | 2004-11-04 | 2006-05-25 | Honda Motor Co Ltd | 固体高分子型燃料電池の電極構造体 |
JP2007287415A (ja) | 2006-04-14 | 2007-11-01 | Toyota Motor Corp | 燃料電池 |
JP2008010386A (ja) | 2006-06-01 | 2008-01-17 | Toyota Motor Corp | 燃料電池システム及び燃料電池積層体 |
JP2008016356A (ja) | 2006-07-06 | 2008-01-24 | Nissan Motor Co Ltd | ガス拡散電極およびそれを用いてなる燃料電池 |
US20100178582A1 (en) | 2009-01-12 | 2010-07-15 | Gm Global Technology Operations, Inc. | Ionic layer with oxygen evolution reaction catalyst for electrode protection |
JP2019532460A (ja) | 2016-09-08 | 2019-11-07 | ダイムラー・アクチェンゲゼルシャフトDaimler AG | 燃料電池システムのための氷点下始動方法 |
CN114204056A (zh) | 2021-12-10 | 2022-03-18 | 南华大学 | 一种抗反极优化设计膜电极组件结构及优化方法 |
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EP4086993A1 (en) | 2022-11-09 |
JP2022552741A (ja) | 2022-12-19 |
CN114830388A (zh) | 2022-07-29 |
US20220393211A1 (en) | 2022-12-08 |
KR20210086509A (ko) | 2021-07-08 |
WO2021137517A1 (ko) | 2021-07-08 |
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