发明名称 |
Polysulfone copolymer membranes and process |
摘要 |
A porous membrane, such as a microporous or ultrafiltration membrane, is formed from a solution of a polysulfone and a free radical polymerizable monomer exposed to ultraviolet light to form a blend of the polysulfone and copolymers of polysulfone activation products and polymerized monomer having polymer segments covalently bonded to each other. The solution is separated into two phases including a porous solid phase comprising the membrane.
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申请公布号 |
US5885456(A) |
申请公布日期 |
1999.03.23 |
申请号 |
US19960689549 |
申请日期 |
1996.08.09 |
申请人 |
MILLIPORE CORPORATION |
发明人 |
CHARKOUDIAN, JOHN;ALLEGREZZA, JR., ANTHONY E. |
分类号 |
B01D67/00;B01D69/14;B01D71/68;B01D71/78;C08F283/00;C08G75/20;C08L81/06;(IPC1-7):B01D29/00 |
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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