Patent · US Expired

Process for producing toner

US5856056A · kind A · utility

5Cited by
6References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 3, 1992
Grant dateJan 5, 1999
Priority date
Expiry dateDec 3, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/0808
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

In the present process for producing a toner, previous to the melt-kneading process, the binder resin particles and colorant particles are mixed and treated to application of shear, compression and impact forces to fasten, or fix, the colorant particles to the binder resin particles.

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