Ink and underprinting fluid combinations with improved inkjet print image color and stability
US6740689B1 · kind B1 · utility
20Cited by
14References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2000 |
| Grant date | May 25, 2004 |
| Priority date | — |
| Expiry date | Oct 30, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/54
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Combinations of cationic underprinting fluids and anionic ink compositions that together achieve improved color quality and image stability in ink-jet printed images.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.