Patent · US Expired

Ink jet ink set

US6183548A · kind A · utility

16Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 31, 1999
Grant dateFeb 6, 2001
Priority date
Expiry dateAug 31, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/40
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A color ink jet ink set for color printing comprising: PA1 (a) a yellow ink comprising a carrier and Direct Yellow 107, Direct Yellow 132 or Direct Yellow 86; PA1 (b) a magenta ink comprising a carrier and a water soluble, transition metal complex of an 8-heterocyclylazo-5-hydroxyquinoline dye; and PA1 (c) a cyan ink comprising a carrier and a sulfonated copper phthalocyanine dye.

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