| 发明名称 |
PROCESS FOR PRODUCING FABRICS OF POLYBENZIMIDAZOLE FIBERS FOR USE IN FUEL CELLS |
| 摘要 |
A method for producing polybenzimidazole (PBI) fabrics for use as fuel cell or battery electrolytes by soaking a sulfonated or non-sulfonated PBI fabric in an acid solution, whereby the fibers of the fabric become swollen with the acid solution; and drying the fabric to remove residual water or methanol and concentrating the acid. |
| 申请公布号 |
EP0996989(B1) |
申请公布日期 |
2001.10.17 |
| 申请号 |
EP19980924835 |
申请日期 |
1998.05.19 |
| 申请人 |
CELANESE VENTURES GMBH |
发明人 |
ONORATO, FRANK, J.;SANSONE, MICHAEL, J.;KIM, DAI, W.;FRENCH, STUART, M.;MARIKAR, FARUQ |
| 分类号 |
C08G73/18;D01F11/08;D04H1/42;D06M11/00;D06M11/55;D06M11/70;D06M13/02;D06M13/256;D06M23/00;D06M23/10;H01M2/16;H01M8/02;H01M8/10 |
主分类号 |
C08G73/18 |
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