Patent · US Active

Toner resins and processes for making the same

US9223239B2 · kind B2 · utility

0Cited by
26References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 17, 2014
Grant dateDec 29, 2015
Priority date
Expiry dateJun 14, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/0821
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Amorphous polyester resins and processes for making the same are disclosed herein. In particular, the process for making the resin provides resins with improved properties. The amorphous polyester resins have substantially reduced free fumaric acid as compared to that made from conventional processes. The toner resins are used to prepare toner compositions the have improved performance.

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