Patent · US Expired

Yellow toner and magenta toner and image forming apparatus and method using same

US5707769A · kind A · utility

15Cited by
5References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 1995
Grant dateJan 13, 1998
Priority date
Expiry dateJul 18, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/08755
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A negatively chargeable color toner for full-color image forming, comprising a specific linear polyester resin and C. I. Solvent Yellow 162 or a specific anthraquinone magenta dye or an anthraquinone magenta dye together with a quinacridone magenta pigment.

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