公开(公告)号：US20230130284A1

公开(公告)日：2023-04-27

申请号：US17958601

申请日：2022-10-03

Applicant: LG DISPLAY CO., LTD.

Inventor： Sung-Jin PARK ,  In-Bum SONG ,  Do-Han KIM ,  Jae-Min MOON

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

Abstract: An organic light emitting diode and an organic light emitting device including the same are discussed. The organic light emitting diode can include a first compound represented by a following formula, a second compound as a p-type host, and a third compound as an n-type host in an emitting material layer. As a result, the organic light emitting diode and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan.

公开(公告)号：US20170346012A1

公开(公告)日：2017-11-30

申请号：US15606679

申请日：2017-05-26

Applicant: LG DISPLAY CO., LTD.

Inventor： Ki-Dong KOO ,  Jung-Keun KIM ,  Do-Han KIM ,  Jeong-Dae SEO ,  Seon-Keun YOO ,  Seung-Hee YOON ,  Ji-Cheol SHIN

IPC: H01L51/00 ,  C07D521/00 ,  H01L27/32 ,  H01L51/50 ,  C07D491/22

CPC classification number: H01L51/0035 ,  C07C211/61 ,  C07C2603/94 ,  C07D209/96 ,  C07D307/94 ,  C07D333/78 ,  C07D405/14 ,  C07D471/10 ,  C07D491/107 ,  C07D491/20 ,  C07D491/22 ,  C07D495/10 ,  C07D521/00 ,  C07F7/0812 ,  H01L27/3244 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0094 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/506 ,  H01L51/5064 ,  H01L51/5088 ,  H01L51/5096

Abstract: The present disclosure relates to an organic compound, a light emitting diode and an organic light emitting diode display device using the same. The organic compound is represented by a following chemical formula 1. This organic compound has the advantages in the thermal stability, the emission property, the color purity, the hole transport property and the hole movement property, and thus the lifetime, the emission efficiency and the emission property of the LED using the same are improved.

公开(公告)号：US20150188076A1

公开(公告)日：2015-07-02

申请号：US14572510

申请日：2014-12-16

Applicant: LG Display Co., Ltd.

Inventor： Tae-Il KUM ,  Do-Han KIM ,  Young-Kwan JUNG ,  Ki-Woog SONG ,  Hye-Seung KANG ,  Hyung-June KIM

IPC: H01L51/50 ,  H01L51/00

CPC classification number: H01L51/5076 ,  C09B1/00 ,  C09B57/00 ,  C09B57/001 ,  C09B57/008 ,  C09B57/10 ,  H01L27/3209 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0085 ,  H01L51/5004 ,  H01L51/5016 ,  H01L51/5024 ,  H01L51/504 ,  H01L51/5044 ,  H01L51/5278 ,  H01L2251/552

Abstract: A white organic light emitting device including an anode and a cathode opposite to each other, a plurality of stacks disposed between the anode and the cathode, each of the stacks including a hole transport layer, a light emitting layer and an electron transport layer, and an n-type charge generation layer and a p-type charge generation layer disposed between different adjacent stacks, wherein the n-type charge generation layer includes a first organic host, and the p-type charge generation layer includes a second organic host having a LUMO energy level smaller than or equal to a LUMO energy level of the first organic host, and an inorganic dopant containing 1% to 20% by volume of a metal.

Abstract translation: 一种白色有机发光器件，包括彼此相对的阳极和阴极，设置在阳极和阴极之间的多个堆叠，每个堆叠包括空穴传输层，发光层和电子传输层，以及 n型电荷产生层和设置在不同相邻叠层之间的p型电荷产生层，其中n型电荷产生层包括第一有机主体，p型电荷产生层包括第二有机主体，其具有 LUMO能级小于或等于第一有机主体的LUMO能级，以及含有1体积％至20体积％的金属的无机掺杂剂。