| 发明名称 |
ZUSAMMENGESETZTE MEMBRANEN, DEREN HERSTELLUNG UND VERWENDUNG. |
| 摘要 |
The present invention is directed to composite membranes having a separation layer comprised of at least one poly(tetramethyl) bisphenol A phthalate resulting in enhanced separation and permeating characteristics. Processes for making these composite membranes and the methods of using them for gas separations are also disclosed. |
| 申请公布号 |
AT90590(T) |
申请公布日期 |
1993.07.15 |
| 申请号 |
AT19880910341T |
申请日期 |
1988.10.31 |
| 申请人 |
PRAXAIR TECHNOLOGY, INC. |
发明人 |
NELSON, JOYCE, K. |
| 分类号 |
B01D53/22;B01D69/10;B01D69/12;B01D71/48;C08G63/18;C08G63/19;C08G63/193;C08J9/36;D01D5/247;D01F6/76;D01F8/18;(IPC1-7):B01D71/48 |
主分类号 |
B01D53/22 |
| 代理机构 |
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代理人 |
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