Patent · US Expired

Toner for an electrostatic latent image development

US6335134B1 · kind B1 · utility

1Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 1, 2000
Grant dateJan 1, 2002
Priority date
Expiry dateAug 1, 2020

Classification

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

Abstract

The toner composition comprises an aliphatic higher alcohol (1) or a higher fatty acid (2):H&Parenopenst;CH2&Parenclosest;nOH (n: an integer)  (1)H&Parenopenst;CH2&Parenclosest;mCOOH (m: an integer)  (2)wherein number-average carbon atom numbers of the aliphatic higher alcohol or higher fatty acid ore 21-29, contents of the ingredients having carbon atom numbers of not more than 20 are not more than 2% by weight, and contents of the ingredients having carbon atom numbers of not less than 30 are not more than 2% by weight.

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