Patent · US Active

Quinacridone derivatives for pigment dispersions

US7585364B2 · kind B2 · utility

4Cited by
11References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 28, 2006
Grant dateSep 8, 2009
Priority date
Expiry dateNov 28, 2026

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/36
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A quinacridone derivative according to Formula (I):wherein R1 and R2 are each independently selected from the group consisting of hydrogen, alkyl, and halogen. Also, methods for preparing non-aqueous pigment dispersions and inkjet inks including a pigment and the quinacridone derivative of Formula (I).

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