Patent ID: 9040172
Filing Date: 2015-05-26
Classification: C07D,C09B,H01L,Y02E,Y10S

Abstract:
1. A compound of formula (I): wherein W is, identically or differently on each occurrence, N or CR Y is, identically or differently on each occurrence, N or CR E is either a single covalent bond or a divalent unit selected from the group consisting of N(R X is, identically or differently on each occurrence, a divalent unit selected from the group consisting of C(R n and m Ar is a divalent or trivalent, mono- or polycyclic aromatic or heteroaromatic unit having 5 to 40 aromatic ring atoms optionally substituted by one or more radicals R Ar L is either a single covalent bond or represents a divalent unit selected from the group consisting of —C(O)—, —Ar Ar R R R R Ar R R Z is a divalent group —(CH