Organic electroluminescence device and material for organic electroluminescence device
US8587192B2 · kind B2 · utility
37Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 2011 |
| Grant date | Nov 19, 2013 |
| Priority date | — |
| Expiry date | Dec 30, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/917
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An organic electroluminescence device includes: a cathode; an anode; and a single-layered or multilayered organic thin-film layer provided between the cathode and the anode. In the organic electroluminescence device, the organic thin-film layer includes at least one emitting layer, and the at least one emitting layer contains: at least one phosphorescent material; and a host material represented by the following formula (1).Ra—Ar1—Ar2—Rb (1)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.