ORGANIC LIGHTEMITTING COMPOUND HAVING PHOSPHORESCENT CHARACTERISTIC AT ROOM TEMPERATURE, AND PHOSPHORESCENT ORGANIC LIGHT EMITTING DEVICE INCLUDING THE ORGANIC LIGHTEMITTING COMPOUND
申请人:Research & Business Foundation Sungkyunkwan University
公开号:US20190305228A1
公开(公告)日:2019-10-03
Disclosed is an organic light-emitting compound having a phosphorescent characteristic at room temperature and a phosphorescent organic light-emitting device containing the same. The organic light-emitting compound includes a compound represented by a following Chemical Formula 1:
An organic electroluminescence device according to an embodiment includes a first electrode, a hole transport region disposed on the first electrode, an exciton diffusion layer disposed on the hole transport region and including a first host represented by Formula 1, an emission layer disposed on the exciton diffusion layer and including a second host, a third host, and a phosphorescent dopant, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The organic electroluminescence device exhibits high efficiency and a long service life.