Patent · US Expired

Ink compositions containing surfactant sols comprising mixtures of solid surfactants

US5916358A · kind A · utility

109Cited by
18References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 30, 1996
Grant dateJun 29, 1999
Priority date
Expiry dateDec 30, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/38
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The invention is related to an aqueous ink composition comprising water, a coloring agent, and solid surfactant particles wherein said solid particles comprise a mixture of at least two surfactants with very low water solubility and with melting points between 40.degree. C. and 90.degree. C.

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