| 发明名称 |
SEMIPERMEABLE COMPOSITE MEMBRANE AND PROCESS FOR PREPARATION THEREOF |
| 摘要 |
<p>A semipermeable composite membrane comprising a microporous substrate and an ultra-thin membrane covering the substrate, wherein the ultra-thin membrane comprises a crosslinked piperazine polyamide as a main component and contain a constituent component represented by the following general formula [I]: …<CHEM>… wherein R stands for -H or -CH3 and n is an integer of from 0 to 3.</p> |
| 申请公布号 |
EP0217212(A3) |
申请公布日期 |
1987.11.04 |
| 申请号 |
EP19860112706 |
申请日期 |
1986.09.16 |
| 申请人 |
TORAY INDUSTRIES, INC. |
发明人 |
SASAKI, TATSUO;FUJIMAKI, HIDEO;UEMURA, TADAHIRO;KURIHARA, MASARU |
| 分类号 |
B01D69/12;B01D71/56;C02F1/44;C08G69/26;(IPC1-7):B01D13/04;C08G69/00 |
主分类号 |
B01D69/12 |
| 代理机构 |
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