公开(公告)号：US3645927A

公开(公告)日：1972-02-29

申请号：US3645927D

申请日：1969-05-13

Applicant: BAYER AG

Inventor： ANDRES KARLHEINZ ,  BROCHHAGEN FRANZ KARL ,  WUNDERER ANTON ,  FULBER JOSEF

IPC: C08G18/16 ,  C08G18/24 ,  C08G22/42 ,  C08G22/44

CPC classification number: C08G18/24 ,  C08G18/165

Abstract: A CATALYST IS PROVIDED FOR THE PRODUCTION OF URETHANECONTAINING POLYMERS BY THE REACTION BETWEEN AN ORGANIC POLYHYDROXY COMPOUND AND AN ORGANIC POLYISOYANATE IN THE PRESENCE OF A BLOWING AGENT WHEREIN DI-N-OCTYL TIN MERCAPTIDE IS USED AS THE ACTIVATOR FOR THE ISOCYANATE HYDROXYL HYDROGEN REACTION.