Patent search ap:("BASF AG") AND inv:"GUETTGES BERND" Page 1

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发明专利
Polyetherpolyols useful for the production of polyurethanes, are prepared by base catalyzed reaction of H-functional initiators prepared by reaction of dialkanolamines and diisocyanates 未知

公开(公告)号：DE10029509A1

公开(公告)日：2002-01-03

申请号：DE10029509

申请日：2000-06-21

Applicant: BASF AG

Inventor： GUETTGES BERND , OPPENLAENDER KNUT , KNORR GOTTFRIED , WETTERLING MONIKA

IPC: C08G18/32 , C08G18/50 , C08G65/26 , C08G18/70 , C08J9/16

Abstract: Polyetherpolyols (I) are prepared by base catalyzed reaction of H-functional initiator substances with alkylene oxides whereby the H-functional initiator substances are dialkanolamines and diisocyanates and optionally other co-initiators.

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