Light-emitting material, organic light-emitting device, and compound
US10934248B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Jul 23, 2019 |
| Grant date | Mar 2, 2021 |
| Priority date | — |
| Expiry date | Jul 23, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/20
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound represented by the general formula (11) is useful as a light-emitting material. R1, R2, R4 and R5 represent a group represented by the general formula (2), R11 to R20 represent a hydrogen atom or a substituent, and L12 represents a substituted or unsubstituted arylene group or a substituted or unsubstituted heteroarylene group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.