Patent · US Expired

Emulsion ink

US7037364B2 · kind B2 · utility

2Cited by
9References
16Claims
0Family size

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Key dates

Filing dateNov 10, 2004
Grant dateMay 2, 2006
Priority date
Expiry dateNov 10, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/106
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A water-in-oil emulsion ink comprises a water phase and an oil phase, wherein the water phase comprises a pigment, a resin and a water-soluble alcohol or polyol with a boiling point greater than 197° C. The ink has improved image recovery properties.

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