Patent · US Active

Printing ink

US8133936B2 · kind B2 · utility

2Cited by
1References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 19, 2007
Grant dateMar 13, 2012
Priority date
Expiry dateSep 10, 2027

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24802
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to an ink-jet ink substantially free of water and volatile organic solvents comprising at least one monofunctional (meth)acrylate monomer, including phenoxyethyl acrylate; at least one monofunctional N-vinyl amide monomer, including N-vinyl caprolactam; at least one radical photoinitiator; and at least one coloring agent. The ink has a viscosity of less than 100 mPas at 25° C., and the molar ratio of the at least one monofunctional (meth)acrylate monomer to the at least one monofunctional N-vinyl amide monomer is from 1.0 to 6.0.

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