| 发明名称 |
Cation exchange membrane with high equivalent weight component |
| 摘要 |
Composite fluorocarbon cation exchange membrane having at least two layers of fluorinated polymer containing pendant side chains with sulfonyl groups wherein the equivalent weight of one such layer differs from the adjacent layer by at least 100.
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| 申请公布号 |
US4401711(A) |
申请公布日期 |
1983.08.30 |
| 申请号 |
US19810317280 |
申请日期 |
1981.11.02 |
| 申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
SILVA, RAIMUND H.;SMITH, ROGER A. |
| 分类号 |
B01J47/12;B32B27/12;C08J5/22;C25B13/08;(IPC1-7):B32B7/00;B32B27/00;C25B1/16 |
主分类号 |
B01J47/12 |
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