Water washable lithographic newspaper printing ink
US6444021B1 · kind B1 · utility
9Cited by
3References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 2000 |
| Grant date | Sep 3, 2002 |
| Priority date | — |
| Expiry date | May 19, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A water washable lithographic newspaper ink comprising: a modified soybean oil based resin; pigment; an acid neutralizing agent; and a humectant. In addition, the ink according to the present invention may also comprise water, and a rewetting agent, preferably hydroxyethyl ethylene urea.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.