Patent · US Expired

Water-based ink containing colored microparticle dispersion

US7374278B2 · kind B2 · utility

2Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 26, 2004
Grant dateMay 20, 2008
Priority date
Expiry dateApr 26, 2026

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/18
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A water-based ink including a colored microparticle dispersion having water and a microparticle containing a resin and a colorant, wherein the microparticle has a core part and a shell part to form a core-shell structure and the core part and the shell part are cross-linked with a cross-linking agent.

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