Ruthenium complex having di or tetrapyridophenazine ligand useful for use as luminescent material
US6288229A · kind A · utility
3Cited by
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4Claims
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Key dates
| Filing date | Mar 27, 2000 |
| Grant date | Sep 11, 2001 |
| Priority date | — |
| Expiry date | Mar 27, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K11/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A ruthenium (II) complex having a dipyridophenazine or tetrapyridophenazine ligand and being represented by the formula (1) or (2) shown in the specification. Upon absorption of light, the complex emits fluorescence for a longer life time in a protic solvent as compared with known analogous compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.