| 发明名称 |
DEHYDRATION OF ORGANIC OXYGENATES |
| 摘要 |
<p>(79,257-F) Concentration of aqueous solutions of isopropanol may be effected by a composite membrane including a dibromobutane cross-linked poly(4-vinyl pyridine) bonded to a porous layer of polyacrylonitrile on a polyester backing. 10/09/89 A:CGS5</p> |
| 申请公布号 |
CA2026660(A1) |
申请公布日期 |
1991.04.24 |
| 申请号 |
CA19902026660 |
申请日期 |
1990.09.14 |
| 申请人 |
TEXACO DEVELOPMENT CORPORATION |
发明人 |
BARTELS, CRAIG R. |
| 分类号 |
B01D61/36;B01D69/12;B01D71/44;C07C29/76;(IPC1-7):C07C27/26;C07C31/02;C07C17/38 |
主分类号 |
B01D61/36 |
| 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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