| 发明名称 |
Hydrophilic polyamide film for semipermeable membranes |
| 摘要 |
Semipermeable membranes useful in membrane separation processes are formed from a hydrophilic polyamide which is a block copolymer of nylon and a poly(dioxa-amide) such as poly(4,7-dioxadecamethylene adipamide).
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| 申请公布号 |
US4235714(A) |
申请公布日期 |
1980.11.25 |
| 申请号 |
US19780970409 |
申请日期 |
1978.12.18 |
| 申请人 |
SUNTECH INC |
发明人 |
THOMPSON, ROBERT M;WHITE, DAVID C |
| 分类号 |
B01D71/56;C08G69/00;(IPC1-7):C02F1/44;C08L77/00 |
主分类号 |
B01D71/56 |
| 代理机构 |
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代理人 |
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| 主权项 |
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