Patent · US Expired

Charging member containing reduced titanium oxide and device using same

US5270768A · kind A · utility

12Cited by
6References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 21, 1992
Grant dateDec 14, 1993
Priority date
Expiry dateApr 21, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0233
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A charging member for use in a device, such as an electrophotographic or facsimile device, includes at least inner and outer resistance layers formed on an electrically-conductive substrate. Electrically-conductive particles dispersed in the matrix of the outer resistance layer are reduced titanium oxide which is represented by the following general formula: EQU TiOn where n is a number not more than 1.9.

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