Patent · US Expired

Use of aqueous liquid dye concentrates comprising a disazo dye in the inkjet process and also disazo dyes

US6036760A · kind A · utility

1Cited by
8References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 31, 1997
Grant dateMar 14, 2000
Priority date
Expiry dateOct 31, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B69/045
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Aqueous liquid dye concentrates comprising, based on the weight of the concentrate, from 15 to 35% by weight of a dye quantity, from 90 to 100% by weight of the dye quantity consisting of the dye of the formula ##STR1## where Kat.sym. is the equivalent of a tertiary alkylalkanolammonium cation, are useful in the inkjet process.

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