发明名称 |
Polymer electrolyte for fuel cell |
摘要 |
Provided is a polymer electrolyte which is cheap and easily synthesized, and has a high water resistance and high output performance. The polymer electrolyte comprising a sulfonated polymer having an ion-exchange group equivalent weight of 500 to 2500 g/mol, which is obtainable by sulfonating a structural unit represented by the structural formula (II) of a copolymer having 95 to 40 mol% of a structural unit represented by the following structural formula (I) and 5 to 60 mol% of a structural unit represented by the following structural formula (II), <CHEM> |
申请公布号 |
EP0932213(B1) |
申请公布日期 |
2005.06.15 |
申请号 |
EP19970122947 |
申请日期 |
1997.12.29 |
申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
发明人 |
IWASAKI, KATSUHIKO;YAMAMOTO, TAKETSUGU;HARADA, HIROSHI;TERAHARA, ATSUSHI;SATOH, KUNIHISA |
分类号 |
C08G75/20;C08G75/00;H01M8/02;H01M8/10 |
主分类号 |
C08G75/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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