Patent · US Expired

Toner for optical fixing, manufacturing method therefor and image formation apparatus using it

US6821696B2 · kind B2 · utility

1Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 4, 2002
Grant dateNov 23, 2004
Priority date
Expiry dateAug 11, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/0918
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

It is a toner for optical fixing which contains a binder resin, a colorant, and an infrared light absorbent, and the infrared light absorbent has a coloring opacity of 20 or less, and of phthalocyanine compound and/or naphthalocyanine compound.

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