ORGANIC ELECTROLUMINESCENT DEVICE

The present invention may provide an organic electroluminescent device comprising an organic functional layer which is provided between a light emitting layer and an electron transport region, and has a refractive index equal to or greater than the refractive index of the corresponding light emittin...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SONG, Hyobum, HAN, Songie, JUNG, Seungeun, KIM, Youngmo, KIM, Taehyung, PARK, Hocheol, KIM, Geunhyeong
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ELECTRICITY
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	The present invention may provide an organic electroluminescent device comprising an organic functional layer which is provided between a light emitting layer and an electron transport region, and has a refractive index equal to or greater than the refractive index of the corresponding light emitting layer, whereby the organic electroluminescent device simultaneously exhibits high luminous efficiency, low driving voltage, long service life, and the like.