Compound for organic electric element, organic electric element using same, and electronic device comprising same organic electronic element
US11271165B2 · kind B2 · utility
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22Claims
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Key dates
| Filing date | Jul 4, 2017 |
| Grant date | Mar 8, 2022 |
| Priority date | — |
| Expiry date | Sep 6, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/549
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Use of a mixture of compounds according to the present invention as a phosphorescent host material can achieve a high light emitting efficiency and a low driving voltage in an organic electric element. In addition, an organic electric element having a greatly improved lifespan, and an electronic device comprising the same are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.