ORGANIC LIGHT-EMITTING DEVICE AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE COMPRISING THE SAME

Original (Chinese)

The hole injection layer formed by containing the first compound represented by one of Chemical Formulas 1 and 2 and the second compound represented by Chemical Formula 3 in accordance with the present disclosure has excellent hole injection performance, and thus, the organic light-emitting device including the hole injection layer can ensure low driving voltage, high efficiency, and long-lifetime characteristics. In addition, the p-type charge generation layer formed by containing the first compound represented by one of Chemical Formulas 1 and 2 and the second compound represented by Chemical Formula 3 in accordance with the present disclosure facilitates hole and electron movement in a plurality of emitting stacks, and thus, the organic light-emitting device including the p-type charge generation layer can ensure low driving voltage, high efficiency, and long-lifetime characteristics.