A process and an apparatus for the preparation of propylene glycol
摘要
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>…
申请公布号
PH27129(A)
申请公布日期
1993.03.16
申请号
PH19900000386
申请日期
1989.05.24
申请人
HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN (HENKEL KGAA)