Patent · US Expired

Toner processes

US7029817B2 · kind B2 · utility

57Cited by
17References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 13, 2004
Grant dateApr 18, 2006
Priority date
Expiry dateJul 29, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2367/00
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner process comprising the aggregation and coalescence of a sulfonated polyester and a colorant, and wherein said polyester possesses a degree of sulfonation or a sulfonation percentage of from about 0.5 to about 3 mol percent.

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