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 electro-luminescent device comprising the same. By comprising a s...

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Bibliographic Details
Main Authors KIM BITNA-RI, JUNG SO-YOUNG, LEE SU-HYUN, SHIN HYO-NIM
Format Patent
LanguageChinese
English
Published 25.05.2021
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 electro-luminescent device comprising the same. By comprising a specific combination of compounds as a host material, it is possible to provide an organic electro-luminescent device having low driving voltage, high luminous efficiency, high power efficiency and/or improved lifespan properties, compared to conventional organic electro-luminescent devices. 本公开涉及多种主体材料，其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；并且涉及一种包含所述多种主体材料的有机电致发光装置。通过包括化合物的特定组合作为主体材料，可以提供一种有机电致发光装置，与常规有机电致发光装置相比，所述有机电致发光装置具有低驱动电压、高发光效率、高功率效率和/或改善的使用寿命特性。
Bibliography:Application Number: CN201980067989