Patent · US Expired

Overcoated electrophotographic imaging system

US4515882A · kind A · utility

39Cited by
2References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 3, 1984
Grant dateMay 7, 1985
Priority date
Expiry dateJan 3, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/10
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An electrophotographic imaging system utilizing a member comprising at least one photoconductive layer and an overcoating layer comprising a film forming continuous phase comprising charge transport molecules and finely divided charge injection enabling particles dispersed in the continuous phase, the insulating overcoating layer being substantially transparent to activating radiation to which the photoconductive layer is sensitive and substantially electrically insulating at low electrical fields.

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