发明名称 |
ASYMMETRIC SEMIPERMEABLE MEMBRANES OF AROMATIC POLYCONDENSATES, PROCESSES FOR THEIR PREPARATION AND THEIR USE |
摘要 |
Asymmetric semipermeable membranes which consist of aromatic polycondensates having recurring units of the formula (-O-Z-O-Y)n (I) in which Y is the divalent radical of an aromatic sulphone or of an aromatic ketone and -O-Z-O- is a divalent diphenolate radical which consists to the extent of 0.1 - 100 mol % of all the diphenolate radicals of those of the formula see Formula V with the meaning given in the description, are suitable for haemodialysis, haemodiafiltration, haemofiltration, ultrafiltration, microfiltration and reverse osmosis.
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申请公布号 |
CA2081587(A1) |
申请公布日期 |
1993.05.01 |
申请号 |
CA19922081587 |
申请日期 |
1992.10.28 |
申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
HUGL, HERBERT;DHEIN, ROLF;DUJARDIN, RALF;HILDENBRAND, KARLHEINZ;REUTER, KNUD |
分类号 |
A61M1/16;A61M1/34;B01D71/44;B01D71/52;B01D71/68;C08G65/40;C08G75/00;C08G75/23;C08L71/10;(IPC1-7):B01D69/02;A61M1/22;B01D61/02;B01D61/14 |
主分类号 |
A61M1/16 |
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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