发明名称 |
Extractive distillation for separating ketones and/or alcohols from phenol and/or cresol |
摘要 |
An extractive distillation process for separating one or more members of the group consisting of alkanols, alkanones, cycloalkanols and/or cycloalkanones from mixtures with phenol and/or cresol. One or more members of the group consisting of alkylated or unmodified cycloalkyl or aryl-derivatives of cyclohexanone or cyclohexanol having up to about 22 carbon atoms are employed as extractive solvent.
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申请公布号 |
US4187152(A) |
申请公布日期 |
1980.02.05 |
申请号 |
US19780974457 |
申请日期 |
1978.12.29 |
申请人 |
ALLIED CHEMICAL CORP |
发明人 |
ROTH, DAVID W H JR;ZUDKEVITCH, DAVID |
分类号 |
B01D3/40;C07C29/84;C07C37/80;C07C45/83;(IPC1-7):B01D3/40;C07C29/30;C07C37/22;C07C45/24 |
主分类号 |
B01D3/40 |
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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