发明名称 PROCESS FOR ISOLATING VINYL ACETATE
摘要 The present invention relates to a process for isolating vinyl acetate from the gas mixture formed in the reaction of ethylene with acetic acid and oxygen in the gas phase over catalysts comprising palladium or palladium compounds, with recirculation of the acetic-acid solution obtained in the circulating gas scrubber to the first distillation column (predewatering column).
申请公布号 CA2555391(C) 申请公布日期 2013.09.24
申请号 CA20062555391 申请日期 2006.08.03
申请人 CELANESE CHEMICALS EUROPE GMBH 发明人 STAMM, JOHANN;RINNE, BERND;HESS, STEFAN;SACHS, HANS-JOCHEN;SEHR, MICHAEL;NUBER, BERTHOLD;WAGNER, MARTIN;BAYER, MICHAEL J.
分类号 C07C67/54;C07C67/055 主分类号 C07C67/54
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