发明名称 PROCESS AND DEVICE FOR THE SEPARATION OF PROPYLENE GLYCOL
摘要 <p>The invention relates to a process for the separation of propylene glycol from a mixture of low-boiling fatty alcohols and propylene glycol and to a device for carrying out this process. It is proposed, in order to carry out this process particularly economically, that the propylene glycol is extracted from the mixture using water. …<??>The single figure is intended for publication. …<IMAGE>… </p>
申请公布号 EP0346718(B1) 申请公布日期 1992.12.30
申请号 EP19890110121 申请日期 1989.06.05
申请人 HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN 发明人 CARDUCK, FRANZ-JOSEF, DR.;JEROMIN, LUTZ, DR.;GOEBEL, GERD, DR.;JOHANNISBAUER, WILHELM, DR.;FIEG, GEORG, DR.;FLECKENSTEIN, THEO
分类号 C07C29/86 主分类号 C07C29/86
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