Ink set for ink-jet recording, and method for producing ink set for ink-jet recording
US10414934B2 · kind B2 · utility
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8References
15Claims
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Key dates
| Filing date | Jan 27, 2017 |
| Grant date | Sep 17, 2019 |
| Priority date | — |
| Expiry date | Sep 4, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/326
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An ink set for ink-jet recording includes an achromatic color ink containing potassium ion and at least one of lithium ion and sodium ion; and a chromatic color ink containing at least one selected from the group consisting of: the potassium ion, the lithium ion and the sodium ion, wherein the ink set satisfies Condition (X): Ka/(Lia+Naa+Ka)>0.7, and Condition (Y): Kc/(Lic+Nac+Kc)<0.6.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.