DI-(1-Imidazole) metal phthalocyanine compound, composition comprising the same and preparation method thereof
US7790880B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 24, 2008 |
| Grant date | Sep 7, 2010 |
| Priority date | — |
| Expiry date | Dec 24, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B47/085
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed herein are a di-(1-vinylimidazole) metal phthalocyanine compound in which 1-vinylimidazoles as ligands are included in a phthalocyanine having a metal, a composition comprising the same and a preparation method thereof. The di-(1-vinylimidazole) metal phthalocyanine compound has an excellent UV blocking effect together with low surface resistance and is prepared but by charging a powder phase with nitrogen, not by dissolving raw materials in an organic solvent as in the prior art.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.