Inkjet ink compositions comprising modified pigments
US8580024B2 · kind B2 · utility
5Cited by
10References
41Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 4, 2009 |
| Grant date | Nov 12, 2013 |
| Priority date | — |
| Expiry date | May 19, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K9/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to an inkjet ink composition comprising a liquid vehicle and a modified pigment, which comprises the reaction product of a non-modified pigment and at least one reagent having the formula H2N-A-Y. The modified pigments themselves, as well as methods for preparing them, are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.