发明名称 |
Sulfonated-perfluorocyclobutane polyelectrolyte membranes for fuel cells |
摘要 |
A process for preparing a polymer comprising sulfonating a perfluorocyclobutane polymer with a sulfonating agent to form a sulfonated perfluorocyclobutane polymer, wherein the sulfonating agent comprises oleum, SO3 or a combination thereof is provided. A process for preparing proton exchange membranes and fuel cells comprising the proton exchange membrane are also provided.
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申请公布号 |
US7960046(B2) |
申请公布日期 |
2011.06.14 |
申请号 |
US20080144392 |
申请日期 |
2008.06.23 |
申请人 |
GM GLOBAL TECHNOLOGY OPERATIONS LLC |
发明人 |
FULLER TIMOTHY J.;SCHOENEWEISS MICHAEL |
分类号 |
H01M8/10 |
主分类号 |
H01M8/10 |
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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