Patent · US Expired

Ink jet ink

US6127453A · kind A · utility

12Cited by
10References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 1998
Grant dateOct 3, 2000
Priority date
Expiry dateDec 21, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F220/56
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An ink jet ink composition comprising from about 0.5% to about 30% by weight of a pigment, a carrier and a hydrophobically capped oligomeric acrylamide dispersant in a ratio of dispersant:pigment from about 0.1:1 to about 5:1.

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