Patent · US Active

Toner compositions and processes

US8663886B2 · kind B2 · utility

17Cited by
45References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 2010
Grant dateMar 4, 2014
Priority date
Expiry dateAug 7, 2031

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/09725
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The present disclosure provides polymeric additives for use with toner particles. The polymeric additive of the present disclosure includes a copolymer possessing at least one monomer having a high carbon to oxygen ratio, a monomer having more than one vinyl group, and at least one amine-functional monomer. Toners possessing this polymeric additive exhibit excellent stability with respect to relative humidity and excellent charging characteristics.

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