Patent · US Active

Ink jet composition containing microgel particles

US7449501B2 · kind B2 · utility

4Cited by
2References
67Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 9, 2004
Grant dateNov 11, 2008
Priority date
Expiry dateNov 11, 2026

Classification

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

Abstract

This invention relates to an ink jet ink composition comprising an aqueous medium and microgel particles, said particles comprising a crosslinked copolymer prepared from a monomer mixture comprising at least a crosslinking monomer, a polymerizable carboxylic acid monomer, and one or more polymerizable water insoluble vinyl type monomers. The ink composition may be a colorless ink or it may contain a colorant.

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