| 发明名称 |
Process for producing semipermeable membranes |
| 摘要 |
A method for the preparation of semipermeable membranes is disclosed which comprises exposing porous shaped articles of polyacrylonitrile or copolymers containing acrylonitrile in an amount of more than 40% by mole to a plasma consisting essentially of a gaseous organic compound or the mixture of said gaseous organic compound and an inert gas at room temperature under a pressure of 0.01 to 10 Torr.
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| 申请公布号 |
US4107049(A) |
申请公布日期 |
1978.08.15 |
| 申请号 |
US19760736071 |
申请日期 |
1976.10.27 |
| 申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
发明人 |
SANO, TAKEZO;SHIMOMURA, TAKATOSHI;SASAKI, MASAO;MURASE, ICHIKI |
| 分类号 |
C08F2/00;B01D67/00;B01D71/42;B29C59/14;B29C67/24;C08J5/18;C08J7/02;C25B13/04;(IPC1-7):B29D27/04;B01D31/00;B01D39/00 |
主分类号 |
C08F2/00 |
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