Patent · US Expired

Charge generation layers comprising pigment mixtures

US5876887A · kind A · utility

9Cited by
35References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 26, 1997
Grant dateMar 2, 1999
Priority date
Expiry dateFeb 26, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G5/0659
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An electrophotographic imaging member has a support, and at least one photoconductive layer having from about 90% by weight to about 10% by weight of the photoconductive particles of a photosensitive substituted perylene pigment, and, correspondingly, from about 10% by weight to about 90% by weight of at least one other n-type photosensitive pigment that is sensitive to shorter wavelength light than is the perylene pigment.

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