Patent · US Active

Phase change ink components and methods of making the same

US8308859B1 · kind B1 · utility

2Cited by
32References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 27, 2011
Grant dateNov 13, 2012
Priority date
Expiry dateJun 3, 2031

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/38
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A solid ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates, and methods for making the same. In embodiments, the crystalline and amorphous components are synthesized from an esterification reaction of tartaric acid with an alcohol.

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