Organic light-emitting device
US10665789B2 · kind B2 · utility
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3References
20Claims
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Key dates
| Filing date | Nov 30, 2016 |
| Grant date | May 26, 2020 |
| Priority date | — |
| Expiry date | Aug 16, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/90
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An organic light-emitting device having a low driving voltage, high efficiency, and a long lifespan is provided. The device includes a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer, a first compound, and a second compound. Various chemical structures for the first compound and the second compound are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.