Patent · US Active

Rosin-based resin and toner containing same

US8431303B2 · kind B2 · utility

5Cited by
8References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 2011
Grant dateApr 30, 2013
Priority date
Expiry dateJan 17, 2031

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/08791
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed is a polyester resin comprising the polycondensation product of (a) at least one diacid, acid ester, or diester; and (b) at least one diol; wherein either (i) at least one diacid, acid ester, or diester comprises a rosin diacid, rosin acid ester, or rosin diester; or (ii) at least one diol comprises a rosin diol. Also disclosed is a toner composition comprising particles which comprise the disclosed polyester resin and an optional colorant.

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