Patent · US Active

Toner compositions and processes

US8574802B2 · kind B2 · utility

1Cited by
28References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 24, 2011
Grant dateNov 5, 2013
Priority date
Expiry dateAug 2, 2031

Classification

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

Abstract

Environmentally friendly toner particles are provided which may include a bio-based amorphous polyester resin, optionally in combination with another amorphous resin and/or a crystalline resin. Methods for providing these toners are also provided. In embodiments, the bio-based amorphous polyester resin includes a biologically derived diol, such as 2,3-butanediol.

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