Patent · US Expired

Developer for developing electrostatic image, image forming method and heat fixing method

US5300386A · kind A · utility

28Cited by
6References
39Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 20, 1992
Grant dateApr 5, 1994
Priority date
Expiry dateMar 20, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/0827
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A developer for developing an electrostatic image is disclosed which has a toner including toner particles each containing a polymer, a copolymer or a mixture thereof and from 5 to 30% by weight of a low softening point material, and each having a plurality of concavities on its surface; the toner particles being prepared by suspension polymerization. Also, an image forming method and a heat fixing method using the developer are disclosed.

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