Ink-jet recording ink, ink cartridge, recording unit, ink-jet recording method, ink-jet recording apparatus, and method for stabilizing ink ejection
US7300505B2 · kind B2 · utility
1Cited by
13References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2004 |
| Grant date | Nov 27, 2007 |
| Priority date | — |
| Expiry date | Apr 21, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/322
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention provides an ink-jet recording ink containing water, a pigment, a dispersing agent for dispersing the pigment, and an anionic surfactant having a critical micelle concentration lower than or equal to 0.0005 mol/L.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.