Compound, material for organic electroluminescence devices, organic electroluminescence device, and electronic device
US10424740B2 · kind B2 · utility
2Cited by
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27Claims
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Key dates
| Filing date | Oct 31, 2018 |
| Grant date | Sep 24, 2019 |
| Priority date | — |
| Expiry date | Oct 31, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K50/156
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound represented by formula (1) provides an organic electroluminescence device having a low driving voltage and an excellent emission efficiency: wherein R1 to R8, R11 to R18, R21 to R28, R31 to R38, X, Y, L1, L2, L3, and Ar are as defined in the description.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.