Patent · US Expired

Magneta ink-jet inks

US6997978B2 · kind B2 · utility

6Cited by
12References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 2003
Grant dateFeb 14, 2006
Priority date
Expiry dateNov 18, 2023

Classification

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

Abstract

The present invention is drawn to magenta dye blends and magenta ink-jet inks that can be used in ink sets for creating photo quality images. The dye blend can comprise a nickel-containing azo dye blended with a rhodamine dye at a 1:80 to 125:4 weight ratio.

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