Patent · US Expired

Water-soluble complex dye, recording fluid and recording method

US7025815B2 · kind B2 · utility

4Cited by
6References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 2004
Grant dateApr 11, 2006
Priority date
Expiry dateJan 18, 2025

Classification

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

Abstract

A water-soluble complex dye capable of forming an image having light resistance, ozone resistance and high saturation; a water-based recording fluid, particularly an ink jet recording fluid, employing such a dye; an ink set employing such a recording fluid; and an ink jet recording method, are presented.

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