[EN] NOVEL COMPOUNDS FOR ORGANIC ELECTRONIC MATERIAL AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME [FR] NOUVEAUX COMPOSÉS POUR MATÉRIAU ÉLECTRONIQUE ORGANIQUE ET DISPOSITIF ÉLECTROLUMINESCENT ORGANIQUE LES UTILISANT
Organic electroluminescent compound and organic electroluminescent device comprising the same
申请人:Rohm and Haas Electronic Materials Korea Ltd.
公开号:US10033001B2
公开(公告)日:2018-07-24
The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent compound of the present disclosure can provide an organic electroluminescent device showing excellence in color purity, solubility, heat stability, driving voltage, current efficiency, and power efficiency, as well as remarkably improved lifespan.
According to one or more embodiments, an organic light-emitting device comprises: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer comprising an emission layer, wherein the organic layer may comprise a first compound represented by one selected from Formulae 1-1 and 1-2, and a second compound represented by Formula 2:
An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer including an emission layer between the first electrode and the second electrode. The emission layer includes at least one compound selected from carbazole-based compounds, and at least one compound selected from heterocyclic compounds as described in the detailed description.
Organic electroluminescent compounds and an organic electroluminescent device comprising the same
申请人:Rohm and Haas Electronic Materials Korea Ltd.
公开号:US10633583B2
公开(公告)日:2020-04-28
The present disclosure relates to novel organic electroluminescent compounds and an organic electroluminescent device comprising the same. By using the organic electroluminescent compound of the present disclosure, the organic electroluminescent device may improve driving lifespan while maintaining equal or greater efficiency compared to conventional devices.
Organic electroluminescent compound, and organic electroluminescent material and organic electroluminescent device comprising the same
申请人:Rohm and Haas Electronic Materials Korea Ltd.
公开号:US10886474B2
公开(公告)日:2021-01-05
The present disclosure relates to an organic electroluminescent compound, and an organic electroluminescent material and an organic electroluminescent device comprising the same. The organic electroluminescent compound of the present disclosure has excellent color purity, solubility, and thermal stability. By comprising the organic electroluminescent compound and the organic electroluminescent material of the present disclosure, an organic electroluminescent device showing low driving voltage, excellent current and power efficiencies, and significantly improved lifespan can be provided.