Patent · US Expired

Toner processes

US7097954B2 · kind B2 · utility

4Cited by
27References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 28, 2004
Grant dateAug 29, 2006
Priority date
Expiry dateAug 14, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/09708
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner process comprising heating a mixture of a latex and a colorant dispersion in the presence of an aggregating agent, and subsequently adding in an amount of at least about 4 weight percent alumina particles, and optionally which particles primarily function as a charge enhancing additive.

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