Organic pigment fine-particle, and method of producing the same
US7427322B2 · kind B2 · utility
2Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 13, 2007 |
| Grant date | Sep 23, 2008 |
| Priority date | — |
| Expiry date | Aug 13, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B67/0091
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method of producing a dispersion of a pigment, comprising: bringing a solution in which an organic pigment is dissolved, and an aqueous medium, into contact with each other in a channel having an equivalent diameter of 1 mm or less, thereby making the pigment into a fine particle thereof, wherein at least one of the solution and the aqueous medium comprises at least one anionic dispersing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.