Additive for ink jet ink
US6254670A · kind A · utility
3Cited by
8References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 27, 1999 |
| Grant date | Jul 3, 2001 |
| Priority date | — |
| Expiry date | Dec 27, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/38
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An ink jet ink composition comprising from about 30 to about 90% by weight of water, from about 0.5 to about 30% by weight of a pigment, from about 0.125 to about 7.5% by weight of an anionic dispersant, from about 0.05 to about 2% by weight of an ethoxylated trimethylnonanol, and from about 10 to about 50% by weight of a humectant comprising a polyhydric alcohol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.