Patent · US Expired

Toner composition for developing an electrostatic latent image and an image-forming method using the same

US5143811A · kind A · utility

3Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1990
Grant dateSep 1, 1992
Priority date
Expiry dateOct 15, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/09716
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The present invention provides a toner composition comprising a toner and a hydrophobic silica composed of a fine powder of silica treated with a compound having a polymethylsilyl group in the molecule.

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