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.