Patent · US Active

Toner

US9423714B2 · kind B2 · utility

28Cited by
11References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 18, 2015
Grant dateAug 23, 2016
Priority date
Expiry dateMar 4, 2035

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/08797
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner has a toner particle that contains a binder resin and a charge control resin, wherein the charge control resin is a polymer that contains a unit A and a unit B, the unit A is a unit derived from 2-acrylamido-2-methylpropanesulfonic acid, the unit B is a unit derived from an electron donor compound that has a polymerizable unsaturated group, and a molar ratio between the unit A and the unit B is from 1.0 to 10.0.

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