公开(公告)号：US20240217923A1

公开(公告)日：2024-07-04

申请号：US18555812

申请日：2022-03-28

Applicant: BASF SE ,  BASF (China) Company Limited

Inventor： Guo Liang Yuan ,  Michael Ishaque ,  Shun Ying Jin ,  Ke Wang ,  Yi Zhou Zheng

IPC: C07C263/18

CPC classification number: C07C263/18

Abstract: The present disclosure relates to a diisocyanate stabilizer, use of the diisocyanate stabilizer for stabilizing diisocyanate, and a diisocyanate composition comprising the stabilizer. The diisocyanate stabilizer comprises a sterically hindered phenol other than butylated hydroxytoluene, a thioether, and a phosphite other than triphenyl phosphite. The present disclosure aims to provide a diisocyanate stabilizer which can make diisocyanates maintain stable during long-term storage and heating condition.