Patent · US Expired

Magenta color liquid developer for electrophotography

US5204207A · kind A · utility

8Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 18, 1991
Grant dateApr 20, 1993
Priority date
Expiry dateJun 18, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/122
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A magenta color liquid developer for electrophotography composed of a carrier liquid and toner particles dispersed in the carrier liquid, which toner particles contain a resin and two or more pigments including at least one water-insoluble azo pigment and a quinacridone-type pigment.

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