Phosphorescent green host material containing an ortho-ter-phenyl moiety and an organic light emitting device comprising the same

The present invention relates to an organic light emitting device comprising a delayed fluorescent first compound and a green phosphorescent second compound. According to the present invention, a high-efficiency, long-lifespan organic light emitting device is capable of stably transferring energy fr...

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Bibliographic Details
Main Authors KIM MYEONG JONG, KOOK CHANG HUN, PARK YUN JI, LEE SANG JIN, JEONG EUN BEEN, CHO EUN SANG, JANG YU JEONG
Format Patent
LanguageEnglish
Korean
Published 06.05.2022
Subjects
ADHESIVES
CHEMISTRY
DYES
ELECTRICITY
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
POLISHES
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Summary:The present invention relates to an organic light emitting device comprising a delayed fluorescent first compound and a green phosphorescent second compound. According to the present invention, a high-efficiency, long-lifespan organic light emitting device is capable of stably transferring energy from a host to a dopant by designing molecules to have high triplet energy. 본 발명은 지연형광성의 제1화합물과 그린 인광 발광성의 제2화합물을 포함하는 유기발광소자에 관한 것이다.
Bibliography:Application Number: KR20200141182