Patent · US Expired

Toner for full color developing

US5879848A · kind A · utility

8Cited by
7References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 1996
Grant dateMar 9, 1999
Priority date
Expiry dateFeb 23, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/08
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A developer contains a set of color toners and black toner for use in a full color image forming apparatus. Each of the color toners contains a color colorant and a first binder resin, and the black toner contains a black colorant and a second binder resin. The difference between softening point and flow starting temperature of said first binder resin is less than the difference between softening point and flow starting temperature of said second binder resin.

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