Patent · US Active

Electrophotographic toner and electrophotographic developer and image forming method

US7642031B2 · kind B2 · utility

2Cited by
4References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 24, 2006
Grant dateJan 5, 2010
Priority date
Expiry dateJan 17, 2028

Classification

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

Abstract

An electrophotographic toner that includes a colorant, a release agent, a non-crystalline resin and a crystalline resin, wherein the crystalline resin is a polyalkyl acrylate or polyalkyl methacrylate having an alkyl group of approximately 18 or more carbon atoms, and is produced by copolymerization with approximately 10 mol % or more, but no more than approximately 50 mol %, of a vinyl monomer having a carboxyl group.

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