Patent ID: 6677090
Filing Date: 2004-01-13
Classification: G03G

Abstract:
An imaging member comprising a supporting substrate,a charge blocking layer, a charge generating layer, a charge transport layer, a binder, wherein the charge transport layer comprises a single carbon cored dendrimeric star-like compound represented by: wherein Z1-4 is independently selected from: wherein R1, R2, R3 and R4 are independently selected from âˆ’CnH2n+1 wherein n is an integer from 0 to 6. Ar1 and Ar2 are independently selected from: wherein Y1 to Y5 are selected independently from hydrogen, halogen, alkyl, alkoxy, thioalkoxy, cyano, amino, carboxylic acid, mono- or di-substituted amino, hydroxy, mercapto, aryloxy, arylthio, carbocyclic aromatic ring group and heterocyclic aromatic ring group.