METHOD FOR PRODUCING A STORAGE-STABLE AND COLORLESS LIQUID POLYISOCYANATE COMPOSITION POSSESSING CARBODIIMIDE AND/OR URETONIMINE GROUPS
申请人:HUNTSMAN INTERNATIONAL LLC
公开号:EP1904548A1
公开(公告)日:2008-04-02
PHENYL ISOCYANATE CONVERSION PROCESS
申请人:Dow Global Technologies LLC
公开号:EP3921349A1
公开(公告)日:2021-12-15
Method for Producing a Storage-Stable and Colorless Liquid Polyisocyanate Composition Possessing Carbodiimide and/or Uretonimine Groups
申请人:Bosman Joris
公开号:US20080200619A1
公开(公告)日:2008-08-21
Method for producing a storage-stable and colorless liquid polyisocyanate composition possessing carbodiimide and/or uretonimine groups comprising the steps of a) condensing a polyisocyanate in the presence of a catalyst selected from the group consisting of phospholenes, phospholidines and/or their oxides, and b) stopping the condensation by adding adipoylchloride as catalyst killer.