公开(公告)号：US11696491B2

公开(公告)日：2023-07-04

申请号：US17031887

申请日：2020-09-24

Applicant: Samsung Display Co., Ltd.

Inventor： Eunsoo Ahn ,  Soobyung Ko ,  Sungbum Kim ,  Haejin Kim ,  Sujin Shin ,  Eunyoung Lee ,  Jaesung Lee ,  Hyunjung Lee ,  Mina Jeon ,  Junghoon Han

IPC: H10K85/30 ,  H10K50/11 ,  H10K50/13 ,  H10K50/12 ,  C09K11/06 ,  H10K101/30 ,  H01L51/00 ,  H01L51/50

CPC classification number: H01L51/0085 ,  C09K11/06 ,  H01L51/5004 ,  H01L51/504 ,  H01L51/5024 ,  C09K2211/185 ,  H01L2251/552

Abstract: An organometallic compound is represented by Formula 1. An organic light-emitting device includes a first electrode, a second electrode, and an organic layer including an emission layer between the first electrode and the second electrode, wherein the organic layer includes at least one of the organometallic compound represented by Formula 1. An apparatus includes the organic light-emitting device.

公开(公告)号：US20230172053A1

公开(公告)日：2023-06-01

申请号：US18058467

申请日：2022-11-23

Applicant: Samsung Display Co., Ltd.

Inventor： Soobyung Ko ,  Sujin Shin ,  Hyunjung Lee ,  Sungbum Kim ,  Eunsoo Ahn ,  Mina Jeon ,  Jinhee Ju

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

CPC classification number: H01L51/0087 ,  C07F15/0086 ,  C09K11/06 ,  C07B2200/05 ,  C09K2211/185 ,  H01L51/5012 ,  C09K2211/1044

Abstract: Provided are a composition and a light-emitting device including an organometallic compound represented by Formula 1, an electronic apparatus and a consumer product including the light-emitting device. The detailed description of Formula 1 is the same as described in the present specification. Also provided is the organometallic compound represented by Formula 1 below:

公开(公告)号：US11569459B2

公开(公告)日：2023-01-31

申请号：US16867060

申请日：2020-05-05

Applicant: Samsung Display Co., Ltd.

Inventor： Eunsoo Ahn ,  Soobyung Ko ,  Hyunjung Lee ,  Mina Jeon ,  Sungbum Kim ,  Haejin Kim ,  Sujin Shin ,  Eunyoung Lee ,  Jaesung Lee ,  Junghoon Han

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06 ,  H01L51/50

Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer. The emission layer includes at least one organometallic compound of Formula 1, and at least one selected from a second compound and a third compound, where the organometallic compound, the second compound, and the third compound are different from each other. When the emission layer comprises both the second compound and the third compound, the second compound and the third compound form an exciplex, and the organometallic compound and the second compound and/or the third compound do not form an exciplex: M(L1)n1(L2)n2,  Formula 1 wherein in Formula 1, L1 is represented by Formula 2-1:

公开(公告)号：US11211567B2

公开(公告)日：2021-12-28

申请号：US16186296

申请日：2018-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： Mieun Jun ,  Soobyung Ko ,  Heechoon Ahn ,  Sungbum Kim ,  Mina Jeon ,  Youngkook Kim ,  Seokhwan Hwang

IPC: C09K11/06 ,  H01L51/00 ,  C07D401/10 ,  C07D403/14 ,  H01L51/50

Abstract: A heterocyclic compound represented by Formula 1 and an organic light-emitting device including the same are provided: When the nitrogen atom of the acridine moiety is combined (e.g., coupled) with an sp2 carbon atom of the pentagonal ring, either directly or through a pi-conjugated carbocyclic group, the compound may be electron rich and may easily transport charges. The heterocyclic compound represented by Formula 1 may be used as a delayed fluorescence emitter in the organic light-emitting device, and the device may have a low driving voltage, a high efficiency, a high luminance, and a long lifespan.

公开(公告)号：US11145823B2

公开(公告)日：2021-10-12

申请号：US15788605

申请日：2017-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soobyung Ko ,  Mieun Jun ,  Sungbum Kim ,  Mina Jeon ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  H01L51/50 ,  C07F9/64 ,  C09K11/06 ,  C07F9/572 ,  C07F9/6596 ,  C07F9/6561 ,  C09K11/02

Abstract: An organic light-emitting device includes a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer. The emission layer includes at least one heterocyclic compound of Formula 1. The heterocyclic compound may be a host or a delayed fluorescent dopant. The organic light-emitting device including the heterocyclic compound may have a low driving voltage, high efficiency, high luminance, and a long lifespan.

公开(公告)号：US10800796B2

公开(公告)日：2020-10-13

申请号：US15958642

申请日：2018-04-20

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soo-byung Ko ,  Mieun Jun ,  Sungbum Kim ,  Mina Jeon ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07F7/08 ,  C09K11/06 ,  H01L51/50

Abstract: An aromatic compound which improves emission efficiency and an organic electroluminescence device including the same are provided. The organic electroluminescence device includes: a first electrode; a second electrode opposite to the first electrode; and a plurality of organic layers between the first electrode and the second electrode, where at least one organic layer among the plurality of organic layers includes the aromatic compound. The aromatic compound is represented by Formula 1 below.

公开(公告)号：US12232409B2

公开(公告)日：2025-02-18

申请号：US16395131

申请日：2019-04-25

Applicant: Samsung Display Co., Ltd.

Inventor： Junghoon Han ,  Soobyung Ko ,  Sungbum Kim ,  Junha Park ,  Munki Sim ,  Heechoon Ahn ,  Hyoyoung Lee ,  Mina Jeon ,  Mieun Jun ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H10K85/30 ,  C07F15/00 ,  H10K50/11 ,  H10K85/60 ,  H10K101/40

Abstract: Provided are an organometallic compound represented by Formula 1 and an organic light-emitting device including the same. The organic light-emitting device includes: a first electrode; a second electrode; and an organic layer comprising an emission layer between the first electrode and the second electrode, the organic layer including the organometallic compound represented by Formula 1.

公开(公告)号：US20240334811A1

公开(公告)日：2024-10-03

申请号：US18605488

申请日：2024-03-14

Applicant: Samsung Display Co., Ltd. ,  INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITY

Inventor： Sungbum Kim ,  Yunhi Kim ,  Soonki Kwon ,  Iljoon Kang ,  Soobyung Ko ,  Jinhee Ju ,  Kyeongseok Lee ,  Sungkuk Kim

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/12 ,  H10K101/20

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  H10K85/361 ,  C07B2200/05 ,  C09K2211/1044 ,  C09K2211/185 ,  H10K50/12 ,  H10K2101/20

Abstract: A light-emitting device including a first electrode, a second electrode facing the first electrode, an interlayer, and an organometallic compound is provided. The interlayer is between the first electrode and the second electrode and includes an emission layer.

公开(公告)号：US20240244952A1

公开(公告)日：2024-07-18

申请号：US18414720

申请日：2024-01-17

Applicant: Samsung Display Co., LTD.

Inventor： Soobyung Ko ,  Mina Jeon ,  Sungbum Kim ,  Sujin Shin ,  Eunsoo Ahn ,  Eunyoung Lee ,  Jaesung Lee ,  Jihyung Lee ,  Hyunjung Lee ,  Junghoon Han

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/11 ,  H10K50/12 ,  H10K101/00 ,  H10K101/10

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  C07B2200/05 ,  C09K2211/1044 ,  C09K2211/1059 ,  C09K2211/185 ,  H10K50/11 ,  H10K50/121 ,  H10K2101/10 ,  H10K2101/90

Abstract: Provided are an organometallic compound represented by Formula 1 and an organic light-emitting device including a first compound represented by Formula 1. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes the first compound represented by Formula 1:

公开(公告)号：US12035616B2

公开(公告)日：2024-07-09

申请号：US16890520

申请日：2020-06-02

Applicant: Samsung Display Co., Ltd.

Inventor： Haejin Kim ,  Soo-Byung Ko ,  Sungbum Kim ,  Sujin Shin ,  Eunsoo Ahn ,  Eunyoung Lee ,  Jaesung Lee ,  Hyunjung Lee ,  Mina Jeon ,  Junghoon Han

IPC: C09K11/06 ,  C07F15/00 ,  H10K85/30 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/185 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16

Abstract: Provided is an organic electroluminescence device. The organic electroluminescence device according to an embodiment includes a first electrode, a second electrode facing the first electrode, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one of the plurality of organic layers includes an organometallic complex including a metal atom which is a central atom, a plurality of ligand connected to the metal atom, and a nitrogen atom connecting two of the plurality of ligands. The nitrogen atom includes an aromatic ring group as a substituent. The aromatic ring group is not bonded to any of the plurality of ligands to form a ring, thereby allowing the organic electroluminescent device to exhibit a low drive voltage and improved life time.