Dispersant for ink jet ink
US6046253A · kind A · utility
6Cited by
13References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 1998 |
| Grant date | Apr 4, 2000 |
| Priority date | — |
| Expiry date | Sep 10, 2018 |
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 sulfonated polyester dispersant in a ratio of dispersant:pigment from about 0.1:1 to about 5:1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.