发明名称 |
BLOCK COPOLYMER AND APPLICATION THEREOF |
摘要 |
The present invention relates to a block copolymer having at least one block having an acid group and at least one block having substantially no acid group, wherein one end group of a repeating unit in at least one block of all blocks is oxygen and/or sulfur, and at least one repeating unit of a block having substantially no acid group contains a halogen atom. The block copolymer of the present invention gives a polymer electrolyte membrane which is excellent not only in heat resistance and proton conductivity but also in water resistance and chemical stability, and is useful as an electrolyte for a proton conducting membrane etc. of a fuel cell. |
申请公布号 |
EP1555282(A1) |
申请公布日期 |
2005.07.20 |
申请号 |
EP20030751472 |
申请日期 |
2003.10.14 |
申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
发明人 |
SHINODA, HIROSHI;TERAHARA, ATSUSHI |
分类号 |
C08G81/00;C08G65/00;C08G65/40;C08J5/22;C08L71/00;C08L87/00;H01B1/06;H01B1/12;H01M4/86;H01M8/02;H01M8/10 |
主分类号 |
C08G81/00 |
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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