Ink jet ink composition and recording method
US12109830B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Jul 1, 2022 |
| Grant date | Oct 8, 2024 |
| Priority date | — |
| Expiry date | Dec 2, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M7/009
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An ink jet ink composition of the present disclosure is a water-based ink which includes a colorant; a surfactant; a fixing resin; and an organic solvent, the surfactant includes a silicone-based surfactant having an HLB value of 10.5 or less, the fixing resin includes an acrylic-based resin having a glass transition temperature of 35° C. to 95° C., and the organic solvent includes a 1,2-alkanediol having 4 carbon atoms or less and an alkanediol having diols at both terminals and 3 to 5 carbon atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.