Aqueous pigment co-dispersions
US10759954B2 · kind B2 · utility
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6References
19Claims
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Key dates
| Filing date | Jan 30, 2015 |
| Grant date | Sep 1, 2020 |
| Priority date | — |
| Expiry date | Sep 19, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/38
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present disclosure is drawn to aqueous pigment co-dispersions. The co-dispersions include self-dispersed pigment with a chemically modified surface; released surface moieties from the self-dispersing pigment; pigment powder having the released surface moieties associated with pigment powder surfaces; polymeric dispersant; and water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.