Ink set, ink jet recording method and ink jet recording apparatus
US8469504B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 30, 2009 |
| Grant date | Jun 25, 2013 |
| Priority date | — |
| Expiry date | Nov 20, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/322
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An object of the invention is to provide an ink set which enables to improve image density and scratch resistance of the images recorded using an ink containing a self-dispersion pigment and an ink containing a modified siloxane compound. An ink set to be used for ink jet recording including plural inks having a first ink and a second ink independently, wherein the first ink contains at least a pigment having functional groups on surface of pigment particles and a compound having adsorptivity to the pigment and the functional group density on the surface of the pigment particles is 1.5 μmol/m2 or more and less than 2.6 μmol/m2 and the second ink contains at least a pigment and a modified siloxane compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.