Heterocyclic compound and organic light-emitting device comprising same
US11192884B2 · kind B2 · utility
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Key dates
| Filing date | Mar 27, 2018 |
| Grant date | Dec 7, 2021 |
| Priority date | — |
| Expiry date | Apr 9, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present specification relates to a heterocyclic compound of Chemical Formula 1, and an organic light emitting device comprising the same. The heterocyclic compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and increased lifetime.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.