发明名称 |
ELECTROLYTE POLYMER FOR FUEL CELL, METHOD FOR PRODUCING SAME, ELECTROLYTE MEMBRANE, AND MEMBRANE ELECTRODE ASSEMBLY |
摘要 |
To provide an electrolyte polymer for fuel cells, an electrolyte membrane, a membrane/electrode assembly for fuel cells excellent in the durability. An electrolyte polymer for fuel cells made of a perfluorocarbon polymer having ion exchange groups (which may contain etheric oxygen atoms), characterized in that the value calculated by dividing an absorption area S CH derived mainly from a C-H bond in the range of from 3,100 cm -1 to 2,800 cm -1 by an absorption area S CF derived mainly from a C-F bond in the range of from 2,700 cm -1 to 2,000 cm -1 , as measured by means of infrared spectrophotometry, is less than 0.005, an electrolyte membrane and a membrane/electrode assembly. |
申请公布号 |
EP1798793(A1) |
申请公布日期 |
2007.06.20 |
申请号 |
EP20050773609 |
申请日期 |
2005.08.16 |
申请人 |
ASAHI GLASS COMPANY, LIMITED |
发明人 |
HOMMURA, SATORU;SHIMOHIRA, TETSUJI |
分类号 |
H01M8/02;C08F8/12;C08F8/22;C08F14/18;C08F214/18;C08J5/22;H01B1/06;H01B1/12;H01M8/10 |
主分类号 |
H01M8/02 |
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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