Plurality of host materials and organic electroluminescent device comprising the same

The present disclosure relates to a plurality of host materials comprising a first host material having a compound represented by formula 1, and a second host material having a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific c...

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Bibliographic Details
Main Authors Moon, Doo-Hyeon, Park, Du-Yong, Jung, So-Young, Kim, Hae-Yeon, Lee, Su-Hyun, Cho, Sang-Hee, Kim, Bitnari
Format Patent
LanguageEnglish
Published 10.01.2023
Subjects
ELECTRICITY
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Summary:The present disclosure relates to a plurality of host materials comprising a first host material having a compound represented by formula 1, and a second host material having a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds of the present disclosure as host materials, it is possible to provide an organic electroluminescent device having long lifetime properties while having an equivalent or improved level of power efficiency compared to conventional organic electroluminescent devices.
Bibliography:Application Number: US202016886820