| 发明名称 |
PROCESS FOR PREPARING CATION-EXCHANGE MEMBRANE BY POLYMERIZING LACTONE RING CONTAINING UNSATURATED MONOMER IN THE PRESENCE OF FLUORINATED POLYMER |
| 摘要 |
PURPOSE:To provide a durable cation exchange membrane with excellent selective permeability to cations and low membrane resistance by impregnating a perfluorocarbon polymer having sulfonic acid group with a lactone ring-contg. monomer and polymerizing the monomer.
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| 申请公布号 |
US4136237(A) |
申请公布日期 |
1979.01.23 |
| 申请号 |
US19770824225 |
申请日期 |
1977.08.12 |
| 申请人 |
TOYO SODA MANUFACTURING CO., LTD. |
发明人 |
TAKAHASHI, KENJI;SEITA, TORU;ASAMI, SHUNICHI;SHIMIZU, AKIHIKO |
| 分类号 |
C08F259/00;B01J47/12;C08F259/08;C08J5/22;C25B13/08;(IPC1-7):C25B13/00;C08L31/02 |
主分类号 |
C08F259/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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