ORGANIC ELECTROLUMINESCENCE DEVICE AND SPIRO COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE

According to an embodiment of the present invention, an organic electroluminescence device comprises: a first electrode; a hole transport region disposed on the first electrode; a light emitting layer disposed on the hole transport region; an electron transport region disposed on the light emitting...

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Bibliographic Details
Main Authors KIM SEULONG, BAE SUNG SOO, KIM KYUNGSIK, HUR JAEWEON, KIM SUNGWOOK
Format Patent
LanguageEnglish
Korean
Published 25.06.2020
Subjects
CHEMISTRY
ELECTRICITY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:According to an embodiment of the present invention, an organic electroluminescence device comprises: a first electrode; a hole transport region disposed on the first electrode; a light emitting layer disposed on the hole transport region; an electron transport region disposed on the light emitting layer; and a second electrode disposed on the electron transport region. The light emitting layer comprises a spiro compound including an aryl amine group and an indenoindole derivative, and may exhibit high luminous efficiency, and may emit green light. 일 실시예의 유기 전계 발광 소자는 제1 전극, 제1 전극 상에 배치된 정공 수송 영역, 정공 수송 영역 상에 배치된 발광층, 발광층 상에 배치된 전자 수송 영역 및 전자 수송 영역 상에 배치된 제2 전극을 포함하고, 발광층은 아릴 아민기 및 인데노인돌 유도체를 포함하는 스피로 화합물을 포함하여 높은 발광 효율을 나타낼 수 있고, 녹생광을 방출할 수 있다.
Bibliography:Application Number: KR20180162223