Stable inkjet dispersions and inks
US12129387B2 · kind B2 · utility
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17Claims
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Assignee
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Key dates
| Filing date | Jul 13, 2022 |
| Grant date | Oct 29, 2024 |
| Priority date | — |
| Expiry date | Jul 13, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D153/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a composition comprising a synergistic combination of at least three dispersant classes, which is used to produce ultra-stable disperse dye dispersions and inks having azo-functional colorants.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.