Patent · US Expired

Toner for developing electrostatic image

US6783910B2 · kind B2 · utility

2Cited by
29References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 12, 2002
Grant dateAug 31, 2004
Priority date
Expiry dateDec 12, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/09733
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner for electrostatic imaging has a vinyl resin binder with an acid value of 2.5-70 mgKOH/g and (i) a long-chain alcohol with an OH value of 10-120 mg/KOH/g or (ii) a long-chain alkyl carboxylic acid with an acid value of 5-120 mg/KOH/g, wherein the acid value of the resin binder+either (i) OH value of the alcohol or (ii) acid value of the acid>(¼)×OH value of the binder.

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