Patent · US Active

Carbon black pigmented solid phase change ink formulations

US8721782B1 · kind B1 · utility

2Cited by
5References
17Claims
0Family size

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Inventors

Key dates

Filing dateFeb 8, 2013
Grant dateMay 13, 2014
Priority date—
Expiry dateFeb 8, 2033

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/326
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A phase change ink formulation comprising an ink base, carbon black pigment and a poly(hydroxystearic acid) derived dispersant.

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