公开(公告)号：EP2831141B1

公开(公告)日：2015-12-30

申请号：EP13711898.0

申请日：2013-03-25

Applicant: BASF SE

Inventor： WISS, Kerstin ,  ZARBAKHSH, Sirus ,  LÖFFLER, Achim ,  DEGLMANN, Peter ,  RIEBEL, Lothar ,  LIMBACH, Michael ,  LINDNER, Ronald ,  LEJKOWSKI, Michael Ludwik ,  GROßE, Julia Frauke

IPC: C08G65/00 ,  C08G65/30

CPC classification number: C08G65/2672 ,  C08G63/823 ,  C08G65/2606 ,  C08G65/2621 ,  C08G77/06

公开(公告)号：EP2831141A1

公开(公告)日：2015-02-04

申请号：EP13711898.0

申请日：2013-03-25

Applicant: BASF SE

Inventor： WISS, Kerstin ,  ZARBAKHSH, Sirus ,  LÖFFLER, Achim ,  DEGLMANN, Peter ,  RIEBEL, Lothar ,  LIMBACH, Michael ,  LINDNER, Ronald ,  LEJKOWSKI, Michael Ludwik ,  GROßE, Julia Frauke

IPC: C08G65/00 ,  C08G65/30

CPC classification number: C08G65/2672 ,  C08G63/823 ,  C08G65/2606 ,  C08G65/2621 ,  C08G77/06

Abstract: The present invention relates to a process for organocatalytic ring-opening polymerization of at least one monomer M suitable for ring-opening polymerization, or of mixtures thereof, wherein at least one N-heterocyclic compound in the presence of at least one Zerevitinov-active compound Z1 is exposed in a step (i) to a temperature of at least 80°C for a period of at least 30 seconds, and the monomer M is added and reacted in a step (ii).