2-hydroxyphenylbenzotriazol compounds and the use thereof
申请人:Kuraray Co., Ltd.
公开号:US05071995A1
公开(公告)日:1991-12-10
Provided are 2-hydroxyphenylbenzotriazol compounds with excellent ultraviolet absorbability and high thermal stability. They can be used as ultraviolet absorber for any polymer.