Heterocyclic compound and organic light emitting device using same
US11239427B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Jul 6, 2017 |
| Grant date | Feb 1, 2022 |
| Priority date | — |
| Expiry date | Aug 22, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K50/19
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present application provides a hetero-cyclic compound capable of significantly enhancing lifespan, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device containing the hetero-cyclic compound in an organic compound layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.