The invention relates to a hydroformylation method, whereby the homogeneous liquid reactor discharge is first supplied to a gas/liquid separator and then run through an extraction column with a counter-current of synthesis gas and finally fed to an evaporator. The invention is characterised in that the homogeneous liquid mass flow is supplied to the upper section of the extraction column at a temperature above 90° C.
申请公布号
EP1456162(A2)
申请公布日期
2004.09.15
申请号
EP20020792810
申请日期
2002.11.27
申请人
CELANESE CHEMICALS EUROPE GMBH
发明人
KRUMREY, THOMAS;SCHALAPSKI, KURT;RAPIER, ROBERT;STEINBACH, JOHN;SHAH, BAK;HEWLETT, MARK