发明名称 |
A PROCESS FOR SEPARATING MIXTURES OF WATER AND AN ORGANIC COMPOUNDAND A WATER-SELECTIVE PERMEATION MEMBRANE |
摘要 |
A water-selective permeation membrane and a process for the separation of water from water-miscible organic compounds, comprising contacting a mixture of water and an organic compound against one side of a membrane comprising a salt of an anionic polysaccharide (e.g. an anionic cellulose derivative) or blends thereof with a polyanion which is not a polysaccharide, and withdrawing at the other side of said membrane a mixture having a higher concentration of water. |
申请公布号 |
DE3380299(D1) |
申请公布日期 |
1989.09.07 |
申请号 |
DE19833380299 |
申请日期 |
1983.12.14 |
申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
REINEKE, CHARLES EVERETT;JAGODZINSKI, JAMES ANTHONY |
分类号 |
B01D71/08;B01D71/12;B01D71/20;B01D71/22;B01D71/40;(IPC1-7):B01D13/04;B01D13/00 |
主分类号 |
B01D71/08 |
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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