Fluorescent complex and lighting system using the same
US7902741B2 · kind B2 · utility
39Cited by
1References
7Claims
0Family size
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Key dates
| Filing date | Jun 20, 2006 |
| Grant date | Mar 8, 2011 |
| Priority date | — |
| Expiry date | Sep 8, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2211/185
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Disclosed are a fluorescent complex comprising a rare earth atom and a ligand having a structure comprising a plurality of coordinating groups bonded to each other in a ring form, and a lighting system and a flashlight device using the same. This fluorescent complex can realize high-intensity fluorescence and a prolonged service life and gives a sharp fluorescence spectrum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.