ORGANIC LIGHT-EMITTING DEVICE

The present specification relates to an organic light-emitting device comprising: an anode; a cathode; a light-emitting layer provided between the anode and the cathode; and a hole transport region comprising two or more organic layers provided between the light-emitting layer and the anode, wherein...

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Bibliographic Details
Main Authors HA, Jae Seung, HONG, Wanpyo, LEE, Hojung
Format Patent
LanguageEnglish
French
Korean
Published 22.07.2021
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
ELECTRICITY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:The present specification relates to an organic light-emitting device comprising: an anode; a cathode; a light-emitting layer provided between the anode and the cathode; and a hole transport region comprising two or more organic layers provided between the light-emitting layer and the anode, wherein the organic layer coming in contact with the light-emitting layer among the organic layers comprises a compound of chemical formula 1, and the light-emitting layer comprises a compound of chemical formula 2. La présente invention concerne un dispositif électroluminescent organique comprenant : une anode ; une cathode ; une couche électroluminescente disposée entre l'anode et la cathode ; et une région de transport de trous comprenant deux couches organiques ou plus disposées entre la couche électroluminescente et l'anode, la couche organique venant en contact avec la couche électroluminescente parmi les couches organiques comprenant un composé de formule chimique 1, et la couche électroluminescente comprenant un composé de formule chimique 2. 본 명세서는 애노드; 캐소드; 상기 애노드와 상기 캐소드 사이에 구비된 발광층; 및 상기 발광층과 상기 애노드 사이에 구비된 2층 이상의 유기물층을 포함하는 정공수송영역을 포함하는 유기 발광 소자로서, 상기 유기물층 중 발광층에 접하는 유기물층은 화학식 1의 화합물을 포함하고, 상기 발광층은 화학식 2의 화합물을 포함하는 유기 발광 소자에 관한 것이다.
Bibliography:Application Number: WO2021KR00572