Patent · US Expired

Electrophotographic toner and method of producing same

US6787280B2 · kind B2 · utility

46Cited by
10References
49Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 2002
Grant dateSep 7, 2004
Priority date
Expiry dateNov 4, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G13/013
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner for developing an electrostatic image, comprising toner particles each containing at least a colorant and a resin, and an external additive present on each of the toner particles, wherein the water wettability of said toner particles without the external additive is W0, wherein the water wettability of the toner is W100, and wherein (W100−W0)/W100 is not greater than 0.3.

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