发明名称 |
ASYMMETRIC POLYMER MEMBRANE AND PREPARATION THEREOF |
摘要 |
The present invention is directed to an asymmetric polymer membrane characterized by being formed by irradiating a monomer and/or an oligomer polymerizable with an energy ray and having a pore diameter distribution in the thickness direction of the membrane, a ratio of a permeability flux of oxyge n to nitrogen of 0.9-1.1, and communicating pores.
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申请公布号 |
CA2053743(A1) |
申请公布日期 |
1992.04.19 |
申请号 |
CA19912053743 |
申请日期 |
1991.10.18 |
申请人 |
ZHANG, HUSHENG;ANAZAWA, TAKANORI;SAKAI, KAZUNARI |
发明人 |
ZHANG, HUSHENG;ANAZAWA, TAKANORI;SAKAI, KAZUNARI |
分类号 |
B01D67/00;B01D69/02;C08F290/14;(IPC1-7):C08J3/28 |
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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