发明名称 |
REDUCTION OF ACID WITHIN COLUMN THROUGH ESTERIFICATION DURING THE PRODUCTION OF ALCOHOLS |
摘要 |
Purifying and/or recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid. Separation and purification processes of crude ethanol mixture are employed to allow recovery of ethanol and remove impurities. In addition, the process involves the esterification of acetic acid in a column used for recovering the ethanol. |
申请公布号 |
EP2702023(B1) |
申请公布日期 |
2016.03.09 |
申请号 |
EP20120719214 |
申请日期 |
2012.04.26 |
申请人 |
CELANESE INTERNATIONAL CORPORATION |
发明人 |
JOHNSTON, VICTOR J.;LEE, DAVID;WEINER, HEIKO;ZHOU, ZHENHUA |
分类号 |
C07C29/149;C07C29/88;C07C67/08 |
主分类号 |
C07C29/149 |
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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