Ultraviolet (UV) curable inkjet ink compositions
US10590293B2 · kind B2 · utility
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3References
13Claims
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Key dates
| Filing date | Oct 19, 2015 |
| Grant date | Mar 17, 2020 |
| Priority date | — |
| Expiry date | Oct 19, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/326
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An example of an ultraviolet (UV) curable inkjet ink composition includes a pigment dispersed by an anionic polymeric dispersant, an organic co-solvent, polyvinylpyrrolidone, a photoinitiator, a UV radiation curable polyurethane, and a balance of water. The polyvinylpyrrolidone has a number average molecular weight ranging from about 10,000 to about 40,000.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.