Composition and organic optoelectric device and display device

摘要

Disclosed are a composition including a first host compound including moieties represented by the Chemical Formulae 1 to 3 that are sequentially bonded with each other and a second host compound including at least one carbazole group with a substituent having hole characteristics, and an organic optoelectric device and a display device to which the composition is applied. In the Chemical Formulae 1 to 3, X 1 , X 2 , R 1 to R 4 and L are the same as described in the detailed description.