申请人:GENERAL ELECTRIC COMPANY
公开号:EP0682004A1
公开(公告)日:1995-11-15
The addition of 3-mercaptopropionic acid or the organic ester thereof to the reaction mixture slows the rate of deactivation of cationic catalyst resins containing mercaptan promoter sites, during preparation of bisphenols by the condensation of a ketone with a phenol.
在通过酮与
酚缩合制备双
酚的过程中,向反应混合物中添加
3-巯基丙酸或其有机酯可减缓含有
硫醇
促进剂位点的阳离子催化剂
树脂的失活速度。