公开(公告)号：US20240244959A1

公开(公告)日：2024-07-18

申请号：US18512662

申请日：2023-11-17

Applicant: LG DISPLAY CO., LTD.

Inventor： Jicheol SHIN ,  Su Bin AHN

IPC: H10K85/60 ,  C07C255/47 ,  C07C255/52 ,  C07D213/61 ,  C09K11/06

CPC classification number: H10K85/615 ,  C07C255/47 ,  C07C255/52 ,  C07D213/61 ,  C09K11/06 ,  H10K85/654 ,  H10K50/17

Abstract: Embodiments of the disclosure relate to an organic light emitting element and a display device. Specifically, there may be provided an organic light emitting element including a compound represented by chemical formula 1 to provide excellent efficiency, long lifespan or low driving voltage and a display device including the organic light emitting element.

公开(公告)号：US20210202872A1

公开(公告)日：2021-07-01

申请号：US17138226

申请日：2020-12-30

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

Inventor： Jicheol SHIN ,  Seonkeun YOO ,  Jeongdae SEO ,  Shinhan KIM ,  JooYong YOON ,  Jun YUN ,  DongHeon KIM ,  YongHan LEE ,  SungJae LEE

IPC: H01L51/50

Abstract: An organic electric element, a display panel and a display device including the organic electric element are provided. The organic electric element includes a first electrode; a second electrode; and an organic layer positioned between the first electrode and the second electrode. The organic layer includes a first layer having a first compound and a second compound, and a emitting layer having a third compound. A specific general formula related to energy levels of the component compounds is satisfied so that they may have excellent efficiency or lifespan.

公开(公告)号：US20240306489A1

公开(公告)日：2024-09-12

申请号：US18642126

申请日：2024-04-22

Applicant: LG DISPLAY CO., LTD. ,  LG CHEM, LTD.

Inventor： Jicheol SHIN ,  Seonkeun YOO ,  Jeongdae SEO ,  Shinhan KIM ,  JooYong YOON ,  Jun YUN ,  DongHeon KIM ,  YongHan LEE ,  SungJae LEE

IPC: H10K85/60 ,  H10K50/17

CPC classification number: H10K85/615 ,  H10K85/633 ,  H10K50/17

Abstract: Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they can have excellent efficiency or lifespan.

公开(公告)号：US20210202858A1

公开(公告)日：2021-07-01

申请号：US17137008

申请日：2020-12-29

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

Inventor： Jicheol SHIN ,  Seonkeun YOO ,  Jeongdae SEO ,  Shinhan KIM ,  JooYong YOON ,  Jun YUN ,  DongHeon KIM ,  YongHan LEE ,  SungJae LEE

IPC: H01L51/00 ,  C09K11/06

Abstract: Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they may have excellent efficiency or lifespan.

公开(公告)号：US20210202871A1

公开(公告)日：2021-07-01

申请号：US17136784

申请日：2020-12-29

Applicant: LG Display Co., Ltd.

Inventor： Seonkeun YOO ,  Shinhan KIM ,  Jicheol SHIN ,  Seongsu JEON ,  Jeongdae SEO

IPC: H01L51/50 ,  H01L27/32

Abstract: Provided are an organic electric element, a display panel and a display device including the organic electric element. The organic electric element includes a specific compound and satisfies a specific general formula related to energy levels of the component compounds so that they can have excellent efficiency or lifespan.

公开(公告)号：US20210202860A1

公开(公告)日：2021-07-01

申请号：US17138413

申请日：2020-12-30

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

Inventor： Jicheol SHIN ,  Seonkeun YOO ,  Jeongdae SEO ,  Shinhan KIM ,  JooYong YOON ,  Jun YUN ,  DongHeon KIM ,  YongHan LEE ,  SungJae LEE

IPC: H01L51/00 ,  C07C255/51 ,  C09K11/06 ,  C07D209/86

Abstract: Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer having a first compound and a second compound and a second layer having a third compound so that they may have excellent efficiency or lifespan.

公开(公告)号：US20210202859A1

公开(公告)日：2021-07-01

申请号：US17137802

申请日：2020-12-30

Applicant: LG DISPLAY CO., LTD. ,  LG CHEM, LTD.

Inventor： Jicheol SHIN ,  Seonkeun YOO ,  Jeongdae SEO ,  Shinhan KIM ,  JooYong YOON ,  Jun YUN ,  DongHeon KIM ,  YongHan LEE ,  SungJae LEE

IPC: H01L51/00 ,  C07C255/47 ,  C09K11/06 ,  C07C211/61 ,  C07D221/20 ,  C07D471/04

Abstract: Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they may have excellent efficiency or lifespan.

公开(公告)号：US20200161592A1

公开(公告)日：2020-05-21

申请号：US16689962

申请日：2019-11-20

Applicant: LG DISPLAY CO., LTD. ,  INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY

Inventor： Jicheol SHIN ,  Jeongdae SEO ,  Jae-Hoon KIM ,  Chang-Jae YU

IPC: H01L51/52 ,  H01L51/50 ,  H01L51/56 ,  H01L51/00

Abstract: Disclosed is an organic light-emission device including a first electrode, a second electrode, and the light-emission layer interposed therebetween, wherein the light-emission layer contains a mesogenic polymer-based light-emission material and a chiral dopant, wherein the light-emission layer has one face facing the first electrode and an opposite face facing the second electrode, wherein molecules of the mesogenic polymer-based light-emission material in the one face are orientated in a first predetermined direction, while molecules of the mesogenic polymer-based light-emission material in the opposite face are orientated in a second predetermined direction different from the first predetermined direction, wherein an angle of the second predetermined direction relative to the first predetermined direction is defined as a twisted angle, and wherein molecules of the mesogenic polymer-based light-emission material are vertically arranged in a spirally twisted manner within the twisted angle between the one and opposite faces of the light-emission layer to form a twisted structure.

公开(公告)号：US20210202857A1

公开(公告)日：2021-07-01

申请号：US17133856

申请日：2020-12-24

Applicant: LG DISPLAY CO., LTD. ,  LG CHEM, LTD.

Inventor： Jicheol SHIN ,  Seonkeun YOO ,  Jeongdae SEO ,  Shinhan KIM ,  JooYong YOON ,  Jun YUN ,  DongHeon KIM ,  YongHan LEE ,  SungJae LEE

IPC: H01L51/00

Abstract: Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they can have excellent efficiency or lifespan.

公开(公告)号：US20210202845A1

公开(公告)日：2021-07-01

申请号：US17136559

申请日：2020-12-29

Applicant: LG DISPLAY CO., LTD. ,  LG CHEM, LTD.

Inventor： Jicheol SHIN ,  Seonkeun YOO ,  Jeongdae SEO ,  Shinhan KIM ,  JooYong YOON ,  Jun YUN ,  DongHeon KIM ,  YongHan LEE ,  SungJae LEE

IPC: H01L51/00

Abstract: An organic electric element, a display panel, and a display device including the organic electric element are provided. The organic electric element includes a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they may have excellent efficiency or lifespan.