Organic electroluminescence device and compound for organic electroluminescence device
US11424417B2 · kind B2 · utility
1Cited by
10References
20Claims
0Family size
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Key dates
| Filing date | Sep 11, 2019 |
| Grant date | Aug 23, 2022 |
| Priority date | — |
| Expiry date | Oct 27, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An organic electroluminescence device includes a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode. The emission layer may include a compound including a first phenyl group that is substituted with at least one cyano group and a second phenyl group that is substituted with five substituted or unsubstituted carbazole groups, the second phenyl group being directly bonded to the first phenyl group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.