Emitting compound for organic electroluminescent device and organic electroluminescent device using the same
US7632578B2 · kind B2 · utility
5Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 4, 2004 |
| Grant date | Dec 15, 2009 |
| Priority date | — |
| Expiry date | Jan 17, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/917
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An emitting compound for an organic electroluminescent device, and an organic electroluminescent device using the same, supply an effective luminance, an efficient driving voltage, and color purity. The emitting compound has an imidazo-pyridine frame represented as in the following Formula 1:where R1 to R14, each of which is independent, refer to the functional groups recited herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.