| 发明名称 |
Process of making polyvinylidene fluoride membranes |
| 摘要 |
Multi-step methods of making a non-skinned isotropic microfiltration membrane, the common steps of which include heating a PVDF-type casting dope above its cloudpoint, forming a film, and immersing the film in a gelation bath.
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| 申请公布号 |
US5565153(A) |
申请公布日期 |
1996.10.15 |
| 申请号 |
US19950404297 |
申请日期 |
1995.03.14 |
| 申请人 |
SARTORIUS AG |
发明人 |
CHIDLAW, MARK B.;FRIESEN, DWAYNE T.;THORNTON, CAROL A.;KELLY, DONALD J.;BROSE, DANIEL J. |
| 分类号 |
B01D67/00;B01D71/34;C08F14/22;C08J5/18;(IPC1-7):B29C67/20;D01D5/247 |
主分类号 |
B01D67/00 |
| 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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