Patent · US Expired

Magnetic toner compositions with silica, strontium titanate and polyvinylidene fluoride

US5486443A · kind A · utility

12Cited by
15References
53Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 1994
Grant dateJan 23, 1996
Priority date
Expiry dateOct 31, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/08782
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner comprised of resin particles, magnetite, carbon black, rhodamine charge additive, wax, and a surface mixture of silica, strontium titanate and polyvinylidene fluoride.

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