Patent · US Expired

Toner and developer compositions

US6087059A · kind A · utility

38Cited by
17References
81Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 1999
Grant dateJul 11, 2000
Priority date—
Expiry dateJun 28, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/09725
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner comprised of resin, colorant and a surface additive mixture comprised of two coated silicas, and a coated metal oxide.

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