Heterocycle-containing organometallic complex and organic light emitting device including the same
US7875369B2 · kind B2 · utility
1Cited by
1References
17Claims
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Key dates
| Filing date | Dec 26, 2007 |
| Grant date | Jan 25, 2011 |
| Priority date | — |
| Expiry date | Apr 30, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/917
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An organometallic complex for a light emitting layer includes a heterocyclic ligand and a bivalent metal bonded to the heterocyclic ligand, wherein the heterocyclic ligand includes a plurality of linked ring structures that include a total of at least 17 carbon atoms and 1 heteroatom, and the linked ring structures have substantially parallel planes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.