Patent · US Expired

Developer carrying member, comprising a coat layer containing a conductive particle and a nitrogen-containing heterocyclic compound developing apparatus, developing method, image forming apparatus, and process cartridge

US5998008A · kind A · utility

16Cited by
12References
63Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 28, 1997
Grant dateDec 7, 1999
Priority date
Expiry dateMay 28, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2991
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A developer carrying member is comprised of a substrate and a coat layer which covers the surface of the substrate. The coat layer contains at least a binder resin, conductive spherical particles having a number average particle diameter of from 0.3 .mu.m to 30 .mu.m and a true density of 3 g/cm.sup.3 or below, and a nitrogen-containing heterocyclic compound, the particles and the compound being dispersed in the binder resin.

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