Colorant-containing particles, colorant-containing particle dispersion, and polymer compound
US9145497B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Feb 7, 2014 |
| Grant date | Sep 29, 2015 |
| Priority date | — |
| Expiry date | Feb 7, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B69/109
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A colorant-containing particle that comprises a colorant and a polymer represented by (A1-R2)n—R1—(R3—P1)m wherein R1 is organic linking group; R2 is single bond or divalent linking group; A1 is monovalent organic group containing organic dye residue etc., m is 1 to 8, n is 2 to 9, m+n is 3 to 10; R3 is single bond or divalent linking group; P1 is polymer backbone containing Si, has excellent dispersibility and dispersion stability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.