Patent · US Expired

Electrophotographic photoreceptor

US5578406A · kind A · utility

12Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 21, 1995
Grant dateNov 26, 1996
Priority date
Expiry dateAug 21, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G5/061443
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An electrophotographic photoreceptor is disclosed which comprises an electroconductive substrate and a photosensitive layer formed thereon, said photosensitive layer containing as a binder resin a copolycarbonate resin comprising a structural unit represented by formula (I) ##STR1## and a structural unit represented by formula (II) ##STR2## wherein X and X' each is hydrogen, a halogen, or methyl; R, a substituent, is hydroxyl, carboxyl, acetyl, or a C.sub.1-4 alkyl; and j is 0 to 3 and further containing as a charge transport material a triarylamine compound represented by formula (III) ##STR3## wherein R.sub.1 is hydrogen or methyl; k is 1 or 2; and Ar.sub.1 and Ar.sub.2 each is an optionally substituted aryl.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.