Ink composition for ink jet recording, process for the preparation thereof, and ink jet recording process using said ink composition
US6648953B2 · kind B2 · utility
19Cited by
19References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2001 |
| Grant date | Nov 18, 2003 |
| Priority date | — |
| Expiry date | Apr 26, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/324
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention provides an ink composition for an ink jet recording process, which exhibits excellent print quality with good water fastness and light fastness and without flying in deflected directions from the ink head or nozzle fill-in even after a prolonged ink jet printing. The ink comprises (1) a carbon black, (2) an organic pigment, (3) a dispersant incorporated in an aqueous medium and (4) a saccharide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.