Organic electroluminescent element and compound
US10505116B2 · kind B2 · utility
1Cited by
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13Claims
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Key dates
| Filing date | Jul 20, 2011 |
| Grant date | Dec 10, 2019 |
| Priority date | — |
| Expiry date | Nov 25, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
[Disclosed is] a high-efficiency and durable organic electroluminescent element having a low drive voltage, being an organic electroluminescent element having on a substrate a pair of electrodes comprising an anode and a cathode and at least one organic layer including a light-emitting layer between these electrodes, with this organic electroluminescent element containing a specific compound having a dibenzothiophene or dibenzofuran structure and a phenanthrene structure in at least one layer out of the aforementioned at least one organic layer. [Also disclosed is] this specific compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.