KR100902411B1 - 술폰산이 부분적으로 도입된 폴리벤지이미다졸, 그 제조방법, 상기 폴리벤지이미다졸을 이용한 연료전지용막전극접합체 및 그 제조 방법 - Google Patents
술폰산이 부분적으로 도입된 폴리벤지이미다졸, 그 제조방법, 상기 폴리벤지이미다졸을 이용한 연료전지용막전극접합체 및 그 제조 방법 Download PDFInfo
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- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
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- 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
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
- H01M8/103—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having nitrogen, e.g. sulfonated polybenzimidazoles [S-PBI], polybenzimidazoles with phosphoric acid, sulfonated polyamides [S-PA] or sulfonated polyphosphazenes [S-PPh]
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- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1041—Polymer electrolyte composites, mixtures or blends
- H01M8/1046—Mixtures of at least one polymer and at least one additive
- H01M8/1048—Ion-conducting additives, e.g. ion-conducting particles, heteropolyacids, metal phosphate or polybenzimidazole with phosphoric acid
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1069—Polymeric electrolyte materials characterised by the manufacturing processes
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Abstract
Description
Claims (8)
- 제 1 항에 있어서,상기 고분자 전해질 막의 산 도핑 레벨은 2000 이상인 것을 특징으로 하는 고분자 전해질 막.
- 제 1 항 또는 제 2 항 중 어느 한 항에 의한 고분자 전해질 막을 포함하는 것을 특징으로 하는 연료전지용 MEA.
- 3,3'-디아미노벤지다인, 이소프탈릭산 및 5-술포이소프탈릭산을 폴리포스포릭산의 존재하에서 중합하는 단계(S1); 및상기 S1 단계에서 제조된 PBI 공중합체를 이용하여 고분자 전해질 막을 제조하고 산 도핑하되, 상기 막을 공기 중에서 건조하여 공기 중의 수분에 의하여 폴리포스포릭산이 포스포릭산으로 변하도록 하는 것을 특징으로 하는 고분자 전해질 막의 제조 방법.
- 제 4 항에 있어서,상기 고분자 전해질 막의 산 도핑 레벨은 2000 이상인 것을 특징으로 하는 고분자 전해질 막의 제조 방법.
- 3,3'-디아미노벤지다인, 테레프탈릭산 및 5-술포이소프탈릭산을 폴리포스포릭산의 존재하에서 중합하는 단계(S1);를 포함하는 것을 특징으로 하는 술폰산이 부분적으로 도입된 PBI 고분자의 제조 방법.
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KR1020060132940A KR100902411B1 (ko) | 2006-12-22 | 2006-12-22 | 술폰산이 부분적으로 도입된 폴리벤지이미다졸, 그 제조방법, 상기 폴리벤지이미다졸을 이용한 연료전지용막전극접합체 및 그 제조 방법 |
US12/004,274 US8293138B2 (en) | 2006-12-22 | 2007-12-19 | Partially sulfonated polybenzimidazole based polymer, method for preparing the same, MEA for fuel cell using the polybenzimidazole based polymer and method for preparing the same |
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KR1020060132940A KR100902411B1 (ko) | 2006-12-22 | 2006-12-22 | 술폰산이 부분적으로 도입된 폴리벤지이미다졸, 그 제조방법, 상기 폴리벤지이미다졸을 이용한 연료전지용막전극접합체 및 그 제조 방법 |
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KR20080058814A KR20080058814A (ko) | 2008-06-26 |
KR100902411B1 true KR100902411B1 (ko) | 2009-06-11 |
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Cited By (1)
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KR101118202B1 (ko) | 2009-10-01 | 2012-03-28 | 한국과학기술연구원 | 연료전지용 고분자 전해질막 및 이의 제조방법 |
Families Citing this family (10)
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US9623398B2 (en) * | 2010-04-09 | 2017-04-18 | Lehigh University | Organonitridic frameworks with hierarchical pore structures and high gas selectivity |
KR101232277B1 (ko) * | 2010-11-04 | 2013-02-12 | 한국과학기술연구원 | 폴리벤지이미다졸계 전해질 막의 인시츄 제조 방법 및 이에 따라 제조된 폴리벤지이미다졸계 전해질 막 |
JP5950323B2 (ja) * | 2011-06-03 | 2016-07-13 | 株式会社カネカ | 高分子電解質、およびその利用 |
KR101910577B1 (ko) | 2011-11-16 | 2018-12-31 | 삼성전자주식회사 | 조성물, 이로부터 형성된 복합체, 이를 이용한 전극과 복합막 및 이를 채용한 연료전지 |
KR101392829B1 (ko) | 2012-02-24 | 2014-05-12 | 한국과학기술연구원 | 폴리벤즈이미다졸계 분리막 |
CN112823182B (zh) | 2018-09-14 | 2022-08-30 | 南卡罗莱纳大学 | 无有机溶剂生产pbi膜的新方法 |
US11482721B2 (en) | 2018-09-14 | 2022-10-25 | University Of South Carolina | Low permeability polybenzimidazole (PBI) gel membranes for redox flow batteries |
JP7523808B2 (ja) | 2018-09-14 | 2024-07-29 | ユニバーシティー オブ サウス カロライナ | レドックスフロー電池膜を形成する方法 |
US11777124B2 (en) | 2020-03-06 | 2023-10-03 | University Of South Carolina | Proton-conducting PBI membrane processing with enhanced performance and durability |
CN112426897B (zh) * | 2020-10-31 | 2021-09-21 | 大连理工大学 | 一种用于气体分离的体型缩聚咪唑类聚合物混合基质膜及其制备方法 |
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JP2003327826A (ja) | 2002-05-08 | 2003-11-19 | Toyobo Co Ltd | 酸性基含有ポリベンズイミダゾール系化合物と酸性化合物を含有する組成物、イオン伝導膜、接着剤、複合体、燃料電池 |
US20040149965A1 (en) * | 2003-02-04 | 2004-08-05 | Honda Motor Co., Ltd. | Polymer electrolyte, proton conductive membrane and membrane-electrode assembly |
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CN100358938C (zh) * | 2000-11-13 | 2008-01-02 | 东洋纺织株式会社 | 具有磺酸基和/或膦酸基的聚吲哚类化合物、固体电解质膜/电极催化剂层复合体及其制造方法 |
EP1657274A1 (en) * | 2004-11-10 | 2006-05-17 | SOLVAY (Société Anonyme) | Polybenzazole block copolymer |
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JP2003327826A (ja) | 2002-05-08 | 2003-11-19 | Toyobo Co Ltd | 酸性基含有ポリベンズイミダゾール系化合物と酸性化合物を含有する組成物、イオン伝導膜、接着剤、複合体、燃料電池 |
US20040149965A1 (en) * | 2003-02-04 | 2004-08-05 | Honda Motor Co., Ltd. | Polymer electrolyte, proton conductive membrane and membrane-electrode assembly |
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Cited By (1)
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KR101118202B1 (ko) | 2009-10-01 | 2012-03-28 | 한국과학기술연구원 | 연료전지용 고분자 전해질막 및 이의 제조방법 |
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US20080241627A1 (en) | 2008-10-02 |
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