Patent · US Expired

Toner binder of polyester having a high melt flow index and toners therefrom

US6358657B1 · kind B1 · utility

27Cited by
18References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 16, 2001
Grant dateMar 19, 2002
Priority date
Expiry dateAug 16, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/09783
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner having a high colorant concentration and a binder resin that includes a polyester resin having linear portions and crosslinked portions of high density crosslinked microgel particles has a melt flow index value of about 11±MFI units. The binder resin may also include a mixture of two polyester resins having different MFI values.

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