Patent · US Expired

Liquid developer compositions

US5366840A · kind A · utility

31Cited by
8References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 1993
Grant dateNov 22, 1994
Priority date
Expiry dateAug 30, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/1355
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A liquid developer comprised of thermoplastic resin particles, an optional charge director, and a charge additive or adjuvant comprised of a component of the formulas ##STR1## wherein R.sub.1 is selected from the group consisting of hydrogen and alkyl, and n is 0 (zero), 1,2,3, or 4.

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