COPOLYMER INCLUDING ULTRAVIOLET LIGHT-ABSORBING GROUP AND COMPOSITIONS INCLUDING THE SAME
申请人:3M Innovative Properties Company
公开号:US20180187053A1
公开(公告)日:2018-07-05
A copolymer that includes first divalent units having a pendent ultraviolet absorbing group, second divalent units represented by formula (I):, and third divalent units represented by formula (II):. Each R
1
is independently hydrogen or methyl; R
2
is a straight-chain or branched alkyl having from 1 to 20 carbon atoms; V is O or NH; W is alkylene having from 1 to 10 carbon atoms; and each R′ is independently alkyl having from 1 to 6 carbon atoms. Compositions including the copolymer, for example, pressure sensitive adhesive compositions are disclosed. Articles including the compositions are disclosed. For example, an assembly including a barrier film and the pressure sensitive adhesive composition is also disclosed.