A 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 byformula 2, and an organic electroluminescent device comprising the same. By comprising a specific co...

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Bibliographic Details
Main Authors KIM BITNA-RI, PARK DU-YONG, JUNG SO-YOUNG, KIM HAE-YEON, MOON DOO-HYEON, LEE SU-HYUN, CHO SANG-HEE
Format Patent
LanguageChinese
English
Published 02.02.2021
Subjects
CHEMISTRY
ELECTRICITY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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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 byformula 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. 本公开涉及多种主体材料，所述多种主体材料包含具有由式1表示的化合物的第一主体材料和具有由式2表示的化合物的第二主体材料，以及一种包含所述多种主体材料的有机电致发光装置。通过包含本公开的化合物的特定组合作为主体材料，可以提供具有长寿命特性同时具有与常规有机电致发光装置相比相等或改进的功率效率水平的有机电致发光装置。
Bibliography:Application Number: CN202010624467