Heterocyclic compound and organic electroluminescence device including the same
US11393991B2 · kind B2 · utility
1Cited by
5References
19Claims
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Key dates
| Filing date | Jul 17, 2018 |
| Grant date | Jul 19, 2022 |
| Priority date | — |
| Expiry date | Aug 14, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Provided are a heterocyclic compound represented by Formula 1 below, and an organic electroluminescence device including the same in an emission layer. In Formula 1, X is a direct linkage or CR2R3, Z1 to Z8 are each independently CR4 or N, at least two of Z1, Z3, Z6 and Z8 are each independently CR5, and R5 is represented by Formula 2 or Formula 3 below.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.