Ink compositions containing metal oxides
US6277183A · kind A · utility
51Cited by
27References
43Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 4, 1999 |
| Grant date | Aug 21, 2001 |
| Priority date | — |
| Expiry date | Oct 4, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/38
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An ink composition is disclosed which comprises at least one ink vehicle, at least one colorant and at least one metal oxide. The colorant may be a dye or a pigment, or both, and the colorant is non-reactive with the metal oxide in the ink vehicle. Also disclosed are inkjet formulations using the above-described compositions and methods of improving such properties as optical density.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.