1266389-17-6Relevant articles and documents
Novel bipolar green phosphorescent host material and OLED light-emitting device containing same
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Paragraph 0041; 0056-0058, (2021/02/10)
The invention discloses a novel bipolar green phosphorescent host material and an OLED light-emitting device containing the same. The structural general formula of the novel bipolar green phosphorescent host material is shown in the specification. The novel bipolar green phosphorescent host material can greatly reduce the driving voltage of the device, greatly reduce the consumption of electric energy and significantly improve the luminous efficiency. In addition, by reducing the driving voltage, the service life of the organic light-emitting device is remarkably prolonged.
Heterocyclic com pounds and organic light-emitting diode including the same
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, (2021/01/19)
The present invention relates to a novel heterocyclic compound and an organic electroluminescent device comprising the same. The heterocyclic compound is represented by the following Chemical Formula 1, and the organic electroluminescent device including the heterocyclic compound has excellent driving voltage, luminous efficiency, and lifespan properties. Chemical Formula 1. (by machine translation)
COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING THE SAME
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Paragraph 0220; 0289-0291, (2020/03/10)
The present specification provides a compound of chemical formula 1 and an organic light emitting device comprising the same. The compound according to an embodiment of the present application is used in the organic light emitting device to increase brigh