Organische Lichtemittierende Vorrichtung

Details

Veröffentlichungs-Nr.

EP3133666

Aktenzeichen

EP16184809

Anmeldetag

18. August 2016

Veröffentlichung

11. März 2020

Erteilung

11. März 2020

Rechtsraum

EP

IPC

C09K11/06H01L51/54

Abstract

An organic light-emitting device having low-driving voltage, improved efficiency, and long lifespan includes: a first electrode (110); a second electrode (190) facing the first electrode; a first layer (130) between the first electrode and the second electrode, the first layer including a first compound; a second layer (150) between the first layer and the second electrode, the second layer including a second compound; and a third layer (170) between the second layer and the second electrode, the third layer including a third compound; wherein the first compound does not include a nitrogen-containing heterocyclic group comprising *=N-*' as a ring forming moiety, and wherein the first compound, the second compound, and the third compound each independently include at least one group selected from groups represented by Formulae A to C: <img class="EMIRef" id="472707744-ia01" />

Anmelder

Firma

Samsung Display Co., Ltd.

Land

🇰🇷 Südkorea

Fachgebiete