Patent · US Expired

Ink jet ink composition

US7034065B2 · kind B2 · utility

5Cited by
14References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 20, 2001
Grant dateApr 25, 2006
Priority date—
Expiry dateSep 20, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/30
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An ink jet ink composition comprising water, a pigment, a humectant and a hyperbranched polymer having end groups consisting essentially of hydrophilic moieties, said hyperbranched polymer having the following formula:HB—Xg

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