Printing ink
US8133936B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 19, 2007 |
| Grant date | Mar 13, 2012 |
| Priority date | — |
| Expiry date | Sep 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.