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公开(公告)号：US12089495B2
公开(公告)日：2024-09-10
申请号：US17288784
申请日：2020-08-31
Applicant: LG DISPLAY CO., LTD.
Inventor： Seon Keun Yoo , Ji Cheol Shin , Jeong Dae Seo
CPC classification number: H10K85/6572 , C07D471/04 , C09K11/06 , H10K85/626 , C07B2200/05 , C09K2211/1018 , H10K50/131 , H10K50/16
Abstract: The present disclosure relates to an organic compound including a substituted or non-substituted phenanthroline moiety and a substituted or non-substituted anthracene moiety and being partially deuterated and an organic light emitting diode includes the organic compound. The organic compound has improved electron transporting property and/or the charge generation property. According, the emitting efficiency and the lifespan of the OLED and the organic light emitting display device including the organic compound in the ETL and/or the CGL are improved.
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公开(公告)号：US20230217822A1
公开(公告)日：2023-07-06
申请号：US18088430
申请日：2022-12-23
Applicant: LG Display Co., Ltd.
Inventor： Wook Song , Ji Cheol Shin , Sae Mi Park , Myeong Seon Cho , Hui Kun Yun , Jung Keun Kim , Byung Soo Kim
CPC classification number: H10K85/6572 , H10K50/19 , H10K85/631 , H10K85/636 , H10K85/626 , H10K85/658 , H10K85/342 , H10K59/12
Abstract: Disclosed is a light emitting device that is capable of reducing lateral leakage current and a driving voltage by improving a structure for connecting a plurality of stacks to one another in a structure using the plurality of stacks, and a light emitting display device including the same. The light emitting device includes a first electrode and a second electrode facing each other, a plurality of stacks provided between the first electrode and the second electrode, and a charge generation layer including an electron generation layer and a hole generation layer stacked between the stacks, wherein the electron generation layer contains a first host of Formula 1 and a metal dopant, and the hole generation layer contains a second host and an organic dopant.
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