KR20170038881A - 막 - Google Patents
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- KR20170038881A KR20170038881A KR1020177005672A KR20177005672A KR20170038881A KR 20170038881 A KR20170038881 A KR 20170038881A KR 1020177005672 A KR1020177005672 A KR 1020177005672A KR 20177005672 A KR20177005672 A KR 20177005672A KR 20170038881 A KR20170038881 A KR 20170038881A
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Abstract
Description
도 2: 전기방사된 폴리벤즈이미다졸 (PBI) 나노섬유 매트의 SEM 이미지 및 실시예의 섬유 크기 분포.
도 3: PBI 섬유 크기 분포에 대한 용매 시스의 사용의 영향.
도 4: 실시예 1의 막의 횡단 SEM.
도 5: 85℃, 13% RH에서 MEA 1 및 MEA 3 상에서의 OCV 유지 시험.
도 6: OCV에서 MEA 1, MEA 2 및 MEA 3 상에서의 습윤-건조 사이클링.
도 7: MEA 4, MEA 5 및 MEA 6의 적층 내구성 시험 동안의 성능.
Claims (15)
- (i) 염기성 관능기를 포함하고 유기 용매에서 가용성인 비이온적으로 전도성인 헤테로시클릭계 중합체로 이루어진 나노섬유의 다공성 매트; 및
(ii) 부분적- 또는 완전-플루오린화 술폰산 중합체인 이온-전도성 중합체
를 포함하는 전해질 막이며, 여기서 다공성 매트가 이온-전도성 중합체로 본질적으로 완전히 함침되고, 전해질 막에서의 다공성 매트의 두께가 전해질 막의 두께의 적어도 80%에 걸쳐 분포된 것인 전해질 막. - 제1항에 있어서, 헤테로시클릭계 중합체가 폴리벤즈이미다졸, 폴리(피리딘), 폴리(피리미딘), 폴리벤즈티아졸, 폴리옥사디아졸, 폴리퀴놀린, 폴리퀴녹살린, 폴리티아디아졸, 폴리트리아졸, 폴리옥사졸 및 폴리티아졸 및 그의 유도체의 군으로부터 선택된 것인 전해질 막.
- 제1항에 있어서, 헤테로시클릭계 중합체가 폴리아졸 또는 그의 유도체인 전해질 막.
- 제3항에 있어서, 폴리아졸이 폴리벤즈이미다졸, 폴리트리아졸, 폴리티아졸 및 폴리디티아졸 및 그의 유도체로 이루어진 군으로부터 선택된 것인 전해질 막.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 나노섬유가 100-400 nm의 평균 직경을 갖는 것인 전해질 막.
- 제1항 내지 제5항 중 어느 한 항에 있어서, 나노섬유가 방사된 나노섬유인 전해질 막.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 다공성 매트가 70-98% 범위의 다공률을 갖는 것인 전해질 막.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 다공성 매트가 1.0 g/m2 내지 7 g/m2 범위의 평균 기본 중량을 갖는 것인 전해질 막.
- 제1항 내지 제8항 중 어느 한 항에 있어서, 전해질 막에서의 이온-전도성 중합체:나노섬유의 비가 70:30 초과인 전해질 막.
- 제1항 내지 제9항 중 어느 한 항에 따른 전해질 막 및 전해질 막의 제1 및/또는 제2 면 상의 촉매 층을 포함하는 촉매화 막.
- 제1항 내지 제9항 중 어느 한 항에 따른 전해질 막 및 전해질 막의 제1 및/또는 제2 면 상의 가스 확산 전극을 포함하는 막 전극 조립체.
- 제10항에 따른 촉매화 막 및 촉매 층 상의 가스 확산 층을 포함하는 막 전극 조립체.
- 제1항 내지 제9항 중 어느 한 항에 따른 전해질 막, 제10항에 따른 촉매화 막 또는 제11항 또는 제12항에 따른 막 전극 조립체를 포함하는 연료 전지.
- 제13항에 있어서, PEMFC인 연료 전지.
- 제1항 내지 제9항 중 어느 한 항에 따른 전해질 막을 포함하는 전해장치.
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CN108701847B (zh) * | 2016-02-18 | 2021-10-08 | 东丽株式会社 | 复合高分子电解质膜及使用其的膜电极复合体、固体高分子型燃料电池 |
CN110447135B (zh) | 2017-04-03 | 2022-06-07 | 旭化成株式会社 | 复合高分子电解质膜 |
KR102293177B1 (ko) | 2017-11-30 | 2021-08-26 | 코오롱인더스트리 주식회사 | 고분자 전해질 막, 이의 제조 방법 및 이를 포함하는 막 전극 어셈블리 |
DE102019104561A1 (de) | 2019-02-22 | 2020-08-27 | Hahn-Schickard-Gesellschaft für angewandte Forschung e.V. | Verfahren zur Herstellung einer Kompositschicht, elektrochemische Einheit und Verwendung der Kompositschicht |
JP7559556B2 (ja) | 2019-09-20 | 2024-10-02 | 東レ株式会社 | 複合高分子電解質膜、触媒層付電解質膜、膜電極複合体および固体高分子形燃料電池 |
DE102020215405A1 (de) | 2020-12-07 | 2022-06-09 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zur Herstellung einer Membran-Elektroden-Anordnung (MEA), Membran-Elektroden-Anordnung (MEA) sowie Brennstoffzelle |
GB2624228A (en) * | 2022-11-11 | 2024-05-15 | Johnson Matthey Hydrogen Technologies Ltd | Reinforced ion-conducting membrane |
WO2024189366A1 (en) * | 2023-03-16 | 2024-09-19 | Johnson Matthey Hydrogen Technologies Limited | Reinforced ion-conducting membrane |
WO2024248102A1 (ja) * | 2023-06-02 | 2024-12-05 | 東京都公立大学法人 | ナノファイバー付加体、電解質膜、複合電解質膜、燃料電池およびイオン伝導性付加剤 |
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- 2015-08-04 EP EP15749849.4A patent/EP3177388B1/en active Active
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- 2015-08-04 JP JP2017505551A patent/JP6707519B2/ja active Active
- 2015-08-04 DK DK15749849.4T patent/DK3177388T3/da active
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JP2017532716A (ja) | 2017-11-02 |
WO2016020668A1 (en) | 2016-02-11 |
US10777833B2 (en) | 2020-09-15 |
KR102473497B1 (ko) | 2022-12-05 |
EP3177388A1 (en) | 2017-06-14 |
CN107078327A (zh) | 2017-08-18 |
US20170279142A1 (en) | 2017-09-28 |
EP3177388B1 (en) | 2022-03-02 |
JP6707519B2 (ja) | 2020-06-10 |
GB201413794D0 (en) | 2014-09-17 |
DK3177388T3 (da) | 2022-04-19 |
CN107078327B (zh) | 2020-09-22 |
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