| 发明名称 |
Chlorine resistant semipermeable membranes for desalination of water - comprises interfacial polymerised prod. of chlorine-contg. aromatic poly-amine and poly-carboxylic acid chloride |
| 摘要 |
<p>A chlorine-resistant semipermeable membrane comprises a porous backing material having on it an interfacial polymsd. condensation reaction prod. of a chlorinated aromatic polyamine (I) selected from 4- or 5-chloro-m-phenylenediamine or a mixt. and an aromatic polycarboxylic acid chloride (II).</p> |
| 申请公布号 |
PT88522(A) |
申请公布日期 |
1990.03.30 |
| 申请号 |
PT19880088522 |
申请日期 |
1988.09.16 |
| 申请人 |
ALLIED-SIGNAL INC. |
发明人 |
RAYMOND J. SWEDO;JOSEPH J. ZUPANCIC |
| 分类号 |
B01D69/12;B01D71/56;(IPC1-7):B01D13/04 |
主分类号 |
B01D69/12 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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