Inkjet recording ink, ink cartridge, inkjet recording apparatus, and ink recorded matter
US8608306B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 4, 2010 |
| Grant date | Dec 17, 2013 |
| Priority date | — |
| Expiry date | May 29, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/19
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An inkjet recording ink including at least a pigment, fine resin particles, a water soluble organic solvent, and water, wherein a polymer chain is grafted onto a surface of the pigment, and the polymer chain is composed of at least one monomer unit, which is selected from the monomers represented by the following Chemical Formulas (1) to (4): Chemical Formula (1) where R1 represents H or CH3, and “n” represents the number of carbon atoms; Chemical Formula (2) where R2 and R3 each represent H or CH3, and “m” represents the number of units repeated; Chemical Formula (3) where R4 and R5 each represent H or CH3, and “p” is the number of units repeated; and Chemical Formula (4) where R6 and R7 each represent H or CH3, and “k” and “l” each represent the number of units repeated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.