公开(公告)号：US3867342A

公开(公告)日：1975-02-18

申请号：US44752674

申请日：1974-03-04

Applicant: PHILLIPS PETROLEUM CO

Inventor： GUILLORY JACK P ,  BECKER RALPH S ,  HUGHES WILLIAM B

IPC: C08K5/36 ,  C08F45/58

CPC classification number: C08K5/36 ,  C08L23/02

Abstract: The addition of a minor amount of a 2-hydroxy-4-alkoxythiobenzophenone or 2-mercapto-4-alkoxythiobenzophenone to olefin polymers produces an olefin polymer composition resistant to degradation by ultraviolet light.

Abstract translation: 向烯烃聚合物中加入少量的2-羟基-4-烷氧基硫代苯并菲酮或2-巯基-4-烷氧基硫代二苯甲酮产生耐紫外线降解的烯烃聚合物组合物。