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1. (WO2017037441) METHOD FOR PREPARING POLYOLS

Pub. No.:    WO/2017/037441    International Application No.:    PCT/GB2016/052676
Publication Date: Fri Mar 10 00:59:59 CET 2017 International Filing Date: Sat Aug 27 01:59:59 CEST 2016
IPC: C08G 64/32
C08G 64/34
C08G 65/26
Applicants: ECONIC TECHNOLOGIES LIMITED
Inventors: KEMBER, Michael
KABIR, Rakibul
WILLIAMS, Charlotte
Title: METHOD FOR PREPARING POLYOLS
Abstract:
The present invention relates to a method for preparing a polycarbonate ether polyol, by reacting an epoxide and carbon dioxide in the presence of a catalyst of formula (I), a double metal cyanide (DMC) catalyst and a starter compound. The catalyst of formula (I) is as follows: