Patent · US Expired

System for controlling the color of toner mixtures

US5468586A · kind A · utility

10Cited by
7References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 1994
Grant dateNov 21, 1995
Priority date
Expiry dateMay 23, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/081
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An apparatus for the preparation of a mixture of toner resin and a liquid colorant. The apparatus includes a toner extruder having the resin being conveyed therethrough and a colorant adder for adding the colorant to the toner resin in the toner extruder to form the toner mixture.

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