Ink jet ink
US6586498B1 · kind B1 · utility
1Cited by
8References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 9, 2000 |
| Grant date | Jul 1, 2003 |
| Priority date | — |
| Expiry date | Nov 9, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/326
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An ink jet ink composition comprising from about 0.5% to about 30% by weight of a pigment, a carrier and a dispersant, the dispersant comprising an anionic derivative of an ethoxylated alkylphenol-formaldehyde resin, the ratio of dispersant:pigment being from about 0.1:1 to about 5:1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.