Patent · US Expired

Electroconductive composition and electrophotographic photoreceptor using the same comprising bisazo compounds

US4871637A · kind A · utility

2Cited by
1References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 19, 1988
Grant dateOct 3, 1989
Priority date
Expiry dateSep 19, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B35/08
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Disclosed are a photoconductive composition containing a new bisazo compound of the following formula (1) and an electrophotographic photoreceptor having a photosensitive layer which contains the bisazo compound of the formula (1): ##STR1## wherein Z, B.sub.1, B.sub.2, A, and L are defined hereinafter. The electrophotographic photoreceptor has both high sensitivity and high durability, and the sensitivity thereof is barely lowered even after repeated use.

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