申请人:E I DU PONT DE NEMOURS AND COMPANY
公开号:US20160329497A1
公开(公告)日:2016-11-10
There is provided a copolymer having Formula I
In Formula I: A is a monomeric unit containing at least one triarylamine group; B′ is a monomeric unit having at least three points of attachment in the copolymer; C′ is an aromatic monomeric unit or a deuterated analog thereof; E is the same or different at each occurrence and can be H, D, halide, alkyl, silyl, germyl, aryl, arylamino, siloxane, a crosslinkable group, deuterated alkyl, deuterated silyl, deuterated germyl, deuterated aryl, deuterated arylamino, deuterated siloxane, or a deuterated crosslinkable group; a, b, and c are the same or different and are mole fractions, such that a+b+c=1, and a and b are non-zero.