公开(公告)号：US10388889B2

公开(公告)日：2019-08-20

申请号：US15634392

申请日：2017-06-27

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: C07F9/28 ,  H01L51/00 ,  C07F9/64 ,  C09K11/02 ,  H01L51/50 ,  H01L51/52

Abstract: A heterocyclic compound and an organic light emitting device, the compound being represented by Formula 1:

公开(公告)号：US20190198774A1

公开(公告)日：2019-06-27

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

CPC classification number: H01L51/0072 ,  C07D401/10 ,  C07D403/14 ,  C09K11/06 ,  C09K2211/1018 ,  H01L51/0067 ,  H01L51/0094 ,  H01L51/5024 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096 ,  H01L2251/5384

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：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：US20240341180A1

公开(公告)日：2024-10-10

申请号：US18600942

申请日：2024-03-11

Applicant: Samsung Display Co., Ltd.

Inventor： Moran Ha ,  Heechoon Ahn ,  Juhui Yun ,  Yeseul Lee ,  Seowon Cho ,  Jiyong Choi

IPC: H10K85/60 ,  C07D471/04 ,  C09K11/06 ,  H10K50/11

CPC classification number: H10K85/6572 ,  C07D471/04 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/11

Abstract: Embodiments provide a light-emitting device including a heterocyclic compound, an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and including an emission layer. The heterocyclic compound is represented by Formula 1, which is explained in the specification:

公开(公告)号：US20240324453A1

公开(公告)日：2024-09-26

申请号：US18598354

申请日：2024-03-07

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Hyeongmin Kim ,  Juhui Yun ,  Hyoyoung Lee ,  Jiyong Choi ,  Moran Ha

IPC: H10K85/60 ,  C07D403/14 ,  C07D405/14 ,  C07D409/14 ,  C07F7/08 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K85/30

CPC classification number: H10K85/6572 ,  C07D403/14 ,  C07D405/14 ,  C07D409/14 ,  C07F7/0812 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K85/346 ,  H10K85/654 ,  H10K85/6574 ,  H10K85/6576

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and a heterocyclic compound represented by Formula 1. In addition, an electronic device including the light-emitting device and the heterocyclic compound represented by Formula 1 are also provided.

公开(公告)号：US20240324267A1

公开(公告)日：2024-09-26

申请号：US18410664

申请日：2024-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jiyoung Lee ,  Makoto Yamamoto ,  Tsuyoshi Naijo ,  Toshiyuki Matsuura ,  Sungsoo Bae ,  Hojung Syn ,  Hyosup Shin ,  Heechoon Ahn ,  Changwoong Chu

IPC: H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K101/00 ,  H10K101/10 ,  H10K101/30

CPC classification number: H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K85/346 ,  H10K85/40 ,  H10K85/6572 ,  H10K85/658 ,  H10K2101/10 ,  H10K2101/30 ,  H10K2101/90

Abstract: A light-emitting device includes an emission layer including a first host, a second host, a first dopant, and a second dopant. The first dopant is a metal-containing compound, the second dopant is a boron-containing compound, the first host and the second host combine to form a host exciplex, the host exciplex is in a triplet (T1) state, and the host exciplex in the T1 state is also in a local-excitation state.

公开(公告)号：US20240324262A1

公开(公告)日：2024-09-26

申请号：US18413769

申请日：2024-01-16

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup Shin ,  Makoto Yamamoto ,  Tsuyoshi Naijo ,  Toshiyuki Matsuura ,  Sungsoo Bae ,  Hojung Syn ,  Heechoon Ahn ,  Jiyoung Lee ,  Changwoong Chu

IPC: H10K50/11 ,  H10K85/30 ,  H10K85/60

CPC classification number: H10K50/11 ,  H10K85/324 ,  H10K85/615 ,  H10K85/654 ,  H10K85/6572

Abstract: A composition includes a first compound and a second compound different from the first compound and satisfies Expressions 1 and 2:








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公开(公告)号：US20240317720A1

公开(公告)日：2024-09-26

申请号：US18437050

申请日：2024-02-08

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Park ,  Heechoon Ahn ,  Hyunah Um ,  Juhui Yun ,  Yeseul Lee ,  Seowon Cho

IPC: C07D403/14 ,  C07F7/08 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K50/30 ,  H10K85/60

CPC classification number: C07D403/14 ,  C07F7/0812 ,  H10K50/12 ,  H10K50/157 ,  H10K50/16 ,  H10K50/30 ,  H10K85/654 ,  H10K85/6572

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and a compound represented by Formula 1. The compound represented by Formula 1 and an electronic apparatus including the light-emitting device are also provided.

公开(公告)号：US20240292742A1

公开(公告)日：2024-08-29

申请号：US18412411

申请日：2024-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Park ,  Hyeongmin Kim ,  Heechoon Ahn ,  Hyoyoung Lee ,  Jiyong Choi ,  Moran Ha

IPC: H10K85/60 ,  C07B59/00 ,  C09K11/06 ,  H10K85/20 ,  H10K85/30 ,  H10K85/40 ,  H10K101/20

CPC classification number: H10K85/654 ,  C07B59/004 ,  C09K11/06 ,  H10K85/20 ,  H10K85/342 ,  H10K85/346 ,  H10K85/348 ,  H10K85/40 ,  H10K85/622 ,  H10K85/633 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K85/658 ,  C07B2200/05 ,  H10K2101/20

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and including a heterocyclic compound represented by Formula 1. In addition, an electronic apparatus including the light-emitting device, and the heterocyclic compound represented by Formula 1 are also provided.

公开(公告)号：US20240196637A1

公开(公告)日：2024-06-13

申请号：US18297290

申请日：2023-04-07

Applicant: Samsung Display Co., LTD.

Inventor： Heechoon Ahn ,  Youngjin Park ,  Hyunah Um ,  Yeseul Lee ,  Seowon Cho

IPC: H10K50/11 ,  H10K71/16 ,  H10K85/40 ,  H10K85/60

CPC classification number: H10K50/11 ,  H10K71/164 ,  H10K85/40 ,  H10K85/654 ,  H10K85/6572 ,  H10K2101/30

Abstract: Provided are a composition including a first compound represented by Formula 1 and a second compound represented by Formula 2, a light-emitting device, and an electronic device and an apparatus each including the light-emitting device. Formulae 1 and 2 are the same as described in the specification.