Patent · US Active

Toner comprising polyester, process for making the toner and uses thereof

US8475992B2 · kind B2 · utility

2Cited by
15References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 20, 2008
Grant dateJul 2, 2013
Priority date
Expiry dateMar 26, 2030

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/08795
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A process for preparing a toner comprising a binder resin and a colorant, wherein the binder resin comprises a polyester resin having an acid value (AV) greater than 5 mg KOH/g, the process comprising: providing an aqueous dispersion of self-dispersed polyester resin particles and associating the polyester resin particles by means of a change in the pH of the dispersion.

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