Inkjet ink compositions
US10106696B2 · kind B2 · utility
4Cited by
0References
29Claims
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Assignee
Inventors
Key dates
| Filing date | Nov 17, 2016 |
| Grant date | Oct 23, 2018 |
| Priority date | — |
| Expiry date | Dec 24, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/19
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed herein inkjet ink compositions comprising: (a) a carbon black having the following properties: OAN≥170 mL/100 g; and STSA ranging from 160 to 220 m2/g; (b) at least one polymeric dispersant selected from polyoxyethylene/polyoxypropylene block copolymers, styrene-acrylic resins, styrene-methacrylic resins, styrene-maleic acid copolymers, and styrene-maleic anhydride copolymers; (c) at least one surfactant selected from ethoxylated siloxanes, succinic acid esters, and succinic acid salts; and (d) at least one polyurethane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.