Ink jet ink composition
US11015073B2 · kind B2 · utility
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11References
7Claims
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Key dates
| Filing date | Mar 16, 2020 |
| Grant date | May 25, 2021 |
| Priority date | — |
| Expiry date | Mar 16, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/40
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An ink jet ink composition contains a disperse dye, and a compound represented by the following formula (1): In the formula, Ar1 and Ar2 each independently represent an aryl group; R1 and R2 each independently represent a chemical species selected from the group consisting of hydrogen, alkyl groups having a carbon number of 1 to 3, a sulfo group, —O—SO3H, a carboxy group, and a hydroxy group; and n's each independently represent an integer of 0 to 5. The content of the compound represented by formula (1) is 0.1% by mass to 20% by mass relative to the total mass of the ink jet ink composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.