Heat stable inkjet inks
US12054621B2 · kind B2 · utility
0Cited by
8References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 1, 2022 |
| Grant date | Aug 6, 2024 |
| Priority date | — |
| Expiry date | Apr 1, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/38
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to an inkjet ink composition comprising a pigment colourant, a polymeric dispersant, a carbohydrate, water and an organic co-solvent, wherein the polymeric dispersant is selected from a poly(styrene-maleic acid) copolymer, a poly(styrene-maleamic acid) copolymer or a combination thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.