发明名称 |
Method for Cross-Linking Sulfonated Polymers |
摘要 |
A method for the preparation of a cross-linked, sulfonated, proton exchange membrane for fuel cells, which includes: providing a sulfonated polymer, for example SPEEK; dissolving the sulfonated polymer in a polar casting solvent; adding at least one polyol cross-linking agent to obtain a solution, the cross-linking agent being added in a ratio of at least 1 polyol molecules per repeat unit of the sulfonated polymer to generate cross-linking; casting the solution to obtain the membrane; and curing the membrane.
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申请公布号 |
US2007275286(A1) |
申请公布日期 |
2007.11.29 |
申请号 |
US20050590108 |
申请日期 |
2005.02.23 |
申请人 |
KALIAGUINE SERGE;WANG KEPING;MIKHAILENKO SERGUEI;GUIVER MICHAEL D;ROBERTSON GILLES P;XING PEIXIANG |
发明人 |
KALIAGUINE SERGE;WANG KEPING;MIKHAILENKO SERGUEI;GUIVER MICHAEL D.;ROBERTSON GILLES P.;XING PEIXIANG |
分类号 |
C08J5/22;B01D67/00;B01D71/52;B01D71/82;C08J3/24;H01M2/16;H01M8/10 |
主分类号 |
C08J5/22 |
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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