公开(公告)号：US20220223803A1

公开(公告)日：2022-07-14

申请号：US17507087

申请日：2021-10-21

Applicant: LG DISPLAY CO., LTD. ,  LT Materials Co.,Ltd

Inventor： Sung-Jin PARK ,  Do-Han KIM ,  Hye-Seung KANG ,  Jae-Min MOON ,  Yoo-Jeong JEONG ,  Ji-Young KIM ,  Seok-Hyeon YU

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: The present disclosure relates to an organic metal compound, an organic light emitting diode and organic light emitting device having the same, in particular, to an organic metal compound having the following structure of Formula 1, an organic light emitting diode (OLED) and an organic light emitting device that includes the organic metal compound. The OLED and the organic light emitting device including the organic metal compound can improve their luminous efficiency, luminous color purity and luminous lifespan.

公开(公告)号：US20200052234A1

公开(公告)日：2020-02-13

申请号：US16533362

申请日：2019-08-06

Applicant: LG Display Co., Ltd.

Inventor： Tae-Il KUM ,  Tae-Sun YOO ,  Shin-Han KIM ,  Ji-Young KIM

IPC: H01L51/50 ,  H01L27/32

Abstract: A light emitting diode comprises first and second electrodes facing each other; a first charge generation layer between the first and second electrodes; a first emitting stack including a first emitting material layer between the first electrode and the first charge generation layer and a first electron transporting layer between the first emitting material layer and the first charge generation layer; and a second emitting stack including a second emitting material layer between the first charge generation layer and the second electrode and a second electron transporting layer between the second emitting material layer and the second electrode, wherein the first charge generation layer has an electron mobility lower than that of the first electron transporting layer.