[EN] METHOD OF COPOLYMERIZING ETHYLENE CARBONATE WITH ONE OR MORE CYCLIC ESTERS<br/>[FR] PROCÉDÉ DE COPOLYMÉRISATION DE CARBONATE D'ÉTHYLÈNE AVEC UN OU PLUSIEURS ESTERS CYCLIQUES
申请人:TOTAL RES & TECHNOLOGY FELUY
公开号:WO2013186313A1
公开(公告)日:2013-12-19
The present invention relates to a process for copolymerizing selectively i) ethylene carbonate with ii) one or more cyclic esters, comprising contacting the ethylene carbonate with the one or more cyclic esters in the presence of a catalyst, wherein the catalyst is a Zn-complex with a diaminophenolate ligand (NNO) or a β-diiminate ligand (BDI).