Patent · US Expired

Ink jet printing method

US6136081A · kind A · utility

2Cited by
11References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 10, 1999
Grant dateOct 24, 2000
Priority date
Expiry dateAug 10, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/32
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An aqueous ink Jet ink composition comprising a humectant in an amount of up to about 70% by weight of the composition, and from about 0.5% to about 30% by weight of a co-milled mixture of Pigment Yellow 74 and a pigment having the following structure: ##STR1##

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