Multiple host materials, organic electroluminescent compounds, and organic electroluminescent devices comprising same

The present disclosure relates to various host materials, organic electroluminescent compounds, and organic electroluminescent devices comprising the same. By comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, or by comprising a compound according to the present disclosure, an organic electroluminescent device having improved lifespan characteristics compared to conventional organic electroluminescent devices can be provided. 本公开涉及多种主体材料、有机电致发光化合物以及包含其的有机电致发光装置。通过包含根据本公开的化合物的特定组合作为多种主体材料，或者通过包含根据本公开的化合物，可以提供与常规有机电致发光装置相比具有改善的寿命特征的有机电致发光装置。