Patent · US Expired

Ink jet ink containing wetting agent

US5981623A · kind A · utility

37Cited by
25References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 1997
Grant dateNov 9, 1999
Priority date
Expiry dateMar 27, 2017

Classification

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

Abstract

A jet printing ink composition which results in reduced drop misdirection and missing nozzles is provided. The aqueous-based ink composition includes at least one colorant; a wetting agent; and a co-solvent comprising a substituted or unsubstituted lactam, an amide, or mixtures thereof.

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