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 comprising a compound represented by formula 1, and a second host material comprising a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a sp...

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Bibliographic Details
Main Authors KIM BITNA-RI, PARK HYO-SOON, YANG JEONG-EUN, MOON DOO-HYEON, LEE SU-HYUN, CHO SANG-HEE
Format Patent
LanguageChinese
English
Published 12.02.2021
Subjects
ELECTRICITY
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Summary:The present disclosure relates to a plurality of host materials comprising a first host material comprising a compound represented by formula 1, and a second host material comprising 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 higher luminous efficiency and/or longer lifespan properties as compared with a conventional organic electroluminescent device. 本公开涉及多种主体材料，所述多种主体材料包含第一主体材料和第二主体材料，所述第一主体材料包含由式1表示的化合物，所述第二主体材料包含由式2表示的化合物，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，可以提供与常规有机电致发光装置相比具有更高的发光效率和/或更长的寿命特性的有机电致发光装置。
Bibliography:Application Number: CN201980045471