Patent · US Expired

Toner compositions with modified charge enhancing additives

US4965158A · kind A · utility

23Cited by
1References
41Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 1989
Grant dateOct 23, 1990
Priority date
Expiry dateDec 7, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/09758
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed is an improved toner composition comprised of resin particles, pigment particles, and present on the surface thereof additives comprised of a charge enhancing component sorbed on a flow aid composition.

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