发明名称 |
Separation of organic oxygenates |
摘要 |
Concentration of solutions containing methanol and either dimethyl carbonate or methyl t-butyl ether 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.
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申请公布号 |
US5152898(A) |
申请公布日期 |
1992.10.06 |
申请号 |
US19890437430 |
申请日期 |
1989.11.16 |
申请人 |
TEXACO INC. |
发明人 |
BARTELS, CRAIG R. |
分类号 |
B01D61/36;B01D69/12;B01D71/44;B01D71/62;C07C27/26;C07C29/76;C07C31/00;C07C31/04;C07C31/08 |
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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