The present invention relates to an organic light emitting device comprising a light emitting layer including a compound represented by Chemical Formula 1 and an electron transport region including a compound represented by Chemical Formula 2, and having improved driving voltage, efficiency, and lifetime.
本发明涉及一种有机发光器件,其发光层包括
化学式 1 所代表的化合物,电子传输区域包括
化学式 2 所代表的化合物,具有更高的驱动电压、效率和寿命。