公开(公告)号：US11678573B2

公开(公告)日：2023-06-13

申请号：US16590882

申请日：2019-10-02

Applicant: LG Display Co., Ltd.

Inventor： In-Ae Shin ,  Suk-Young Bae ,  Joong-Hwan Yang ,  Jun-Yun Kim

IPC: C07D401/14 ,  H10K85/60 ,  C09K11/02 ,  C09K11/06 ,  H10K50/11 ,  H10K50/18 ,  H10K59/12 ,  H10K101/10 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K85/654 ,  C07D401/14 ,  C09K11/02 ,  C09K11/06 ,  H10K85/6572 ,  C09K2211/1007 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/18 ,  H10K59/12 ,  H10K2101/10 ,  H10K2101/30 ,  H10K2101/40

Abstract: An organic compound having a fused heteroaromatic moiety as an electron donor and a tri-pyrimidine moiety sharing an arylene group as an electron acceptor bonded to the fused heteroaromatic moiety, an organic light-emitting diode and an organic light-emitting device including the organic compound are disclosed, where the organic compound leads to enhanced luminous efficiency and lower driving voltages.

公开(公告)号：US11667647B2

公开(公告)日：2023-06-06

申请号：US16712159

申请日：2019-12-12

Applicant: LG Display Co., Ltd. ,  Soulbrain Co., Ltd.

Inventor： Suk-Young Bae ,  Tae-Ryang Hong ,  Jun-Yun Kim ,  Jin-Hee Kim ,  Ah-Rang Lee

IPC: C07D491/10 ,  C07D491/107 ,  C07D495/10 ,  H01L51/00 ,  H01L51/50

CPC classification number: C07D491/107 ,  C07D495/10 ,  H01L51/0054 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5004

Abstract: The disclosure provides a delayed fluorescent compound of the Formula




and an organic light emitting diode including a first electrode, a second electrode and an organic emitting layer between the first and second electrodes, where the delayed fluorescent compound is included in the organic emitting layer, and an organic light emitting display device including the organic emitting layer.