Patent · US Expired

Hydrophilic coloring matter for recording image, aqueous coloring agent for recording image, method and device for recording image

US7135062B2 · kind B2 · utility

0Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 11, 2004
Grant dateNov 14, 2006
Priority date
Expiry dateJun 18, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B69/00
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Image-recording, hydrophilic colorants having an organic pigment linked to a hydrophilic compound through a linking group and which are capable of forming images excellent in print quality such as chroma, gloss, density, light fastness and abrasion fastness, and also as hydrophilic colorants capable of affording inks excellent in physical properties such as long-term storability and press stability are described.

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