公开(公告)号：US12052914B2

公开(公告)日：2024-07-30

申请号：US16435970

申请日：2019-06-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jongwoo Kim ,  Dongjun Kim ,  Jangyeol Baek ,  Eunjae Jeong ,  Sanghyun Han ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07C211/61 ,  C07D307/91 ,  C09K11/06 ,  H10K85/60 ,  H10K50/11 ,  H10K50/15 ,  H10K50/165 ,  H10K101/10 ,  H10K101/30

CPC classification number: H10K85/633 ,  C07C211/61 ,  C07D307/91 ,  C09K11/06 ,  H10K85/636 ,  C07C2603/97 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/15 ,  H10K50/165 ,  H10K85/624 ,  H10K85/626 ,  H10K85/6574 ,  H10K2101/10 ,  H10K2101/30

Abstract: An organic light-emitting device and an amine compound, the amine compound being represented by Formula 1:

公开(公告)号：US12048241B2

公开(公告)日：2024-07-23

申请号：US15374793

申请日：2016-12-09

Applicant: Samsung Display Co., Ltd.

Inventor： Seokhwan Hwang ,  Jongwoo Kim ,  Youngkook Kim ,  Hyejin Jung ,  Sanghyun Han

IPC: H10K85/60 ,  C07D209/86 ,  C07D209/88 ,  C07D405/12 ,  C09K11/02 ,  H10K50/15

CPC classification number: H10K85/636 ,  C07D209/86 ,  C07D209/88 ,  C07D405/12 ,  C09K11/025 ,  H10K85/615 ,  H10K85/631 ,  H10K85/633 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/15

Abstract: An organic light-emitting device including: 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, wherein the organic layer includes a carbazole-based compound represented by Formula 1A or 1B:




When the carbazole-based compound represented by Formula 1A or 1B is included in the hole transport layer, an organic light-emitting device may have improved driving voltage, efficiency, luminance, and lifespan characteristics.

公开(公告)号：US11849632B2

公开(公告)日：2023-12-19

申请号：US16590214

申请日：2019-10-01

Applicant: Samsung Display Co., Ltd.

Inventor： Eunjae Jeong ,  Dongjun Kim ,  Jongwoo Kim ,  Sanghyun Han

IPC: C07C211/61 ,  H10K85/60 ,  C09K11/06 ,  C07D307/91 ,  C07C211/54 ,  C07C211/58 ,  H10K50/11 ,  H10K50/13 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18 ,  H10K50/155 ,  H10K101/10

CPC classification number: H10K85/633 ,  C07C211/54 ,  C07C211/58 ,  C07C211/61 ,  C07D307/91 ,  C09K11/06 ,  H10K85/636 ,  C07C2603/18 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/13 ,  H10K50/15 ,  H10K50/155 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171 ,  H10K50/18 ,  H10K85/615 ,  H10K85/626 ,  H10K85/6574 ,  H10K2101/10

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 and including an emission layer. The organic layer includes at least one of an amine-based compound represented by Formula 1, for example, in the hole transport region, hole transport layer, or emission layer. The organic light-emitting device including the amine-based compound represented by Formula 1 may exhibit improved driving voltage, efficiency, and excellent I-V-L characteristics:

公开(公告)号：US20230363259A1

公开(公告)日：2023-11-09

申请号：US18102869

申请日：2023-01-30

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunbin Park ,  Minji Kim ,  Jeongmin Lee ,  Eunjae Jeong ,  Jiyong Choi ,  Sanghyun Han

IPC: H10K85/60 ,  C07D209/88 ,  C09K11/06 ,  C07D405/10 ,  C07C211/61 ,  C07D333/76 ,  C07D307/91

CPC classification number: H10K85/633 ,  C07C211/61 ,  C07D209/88 ,  C07D307/91 ,  C07D333/76 ,  C07D405/10 ,  C09K11/06 ,  H10K85/636 ,  C07C2601/14 ,  C07C2602/42 ,  C07C2603/18 ,  C07C2603/74 ,  C07C2603/97 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1018 ,  H10K50/156 ,  H10K85/615 ,  H10K85/626 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576

Abstract: Embodiments provide a light-emitting device that 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, a first compound represented by Formula 1, a second compound represented by Formula 2, and at least one of a third compound represented by Formula 3 and a fourth compound represented by Formula 4, wherein the first compound to the fourth compound are different from each other, and Formulae 1 to 4 are described in the specification:

公开(公告)号：US11667608B2

公开(公告)日：2023-06-06

申请号：US16817333

申请日：2020-03-12

Applicant: Samsung Display Co., Ltd.

Inventor： Dongjun Kim ,  Minji Kim ,  Eunjae Jeong ,  Sohee Jo ,  Sanghyun Han

IPC: C07D209/82 ,  C07D407/12 ,  C07D409/12 ,  H01L51/00 ,  H01L51/50 ,  H01L51/42

CPC classification number: C07D209/82 ,  C07D407/12 ,  C07D409/12 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/4273 ,  H01L51/5024 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092

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 and including an emission layer, wherein the organic layer includes the compound of Formula 1:




When the compound of Formula 1 is used in an organic light-emitting device, the organic light-emitting device may have high-efficiency characteristics as compared to a case where a compound of the related art is used, resulting particularly in excellent lifespan improvement effects, and accordingly, significantly improved lifespan.

公开(公告)号：US20230157157A1

公开(公告)日：2023-05-18

申请号：US17984140

申请日：2022-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： Eunjae Jeong ,  Minji Kim ,  Hyunbin Park ,  Jeongmin Lee ,  Jiyong Choi ,  Sanghyun Han

IPC: H01L51/00 ,  C07C211/61 ,  C09K11/06 ,  C07D307/91 ,  C07D333/76

CPC classification number: H01L51/006 ,  C07C211/61 ,  C09K11/06 ,  C07D307/91 ,  H01L51/0061 ,  C07D333/76 ,  H01L51/5064

Abstract: A light-emitting device that includes a diamine-based compound represented by Formula 1, and an electronic apparatus that includes the light-emitting device are provided.

公开(公告)号：US11594684B2

公开(公告)日：2023-02-28

申请号：US16854170

申请日：2020-04-21

Applicant: Samsung Display Co., Ltd.

Inventor： Eunjae Jeong ,  Dongjun Kim ,  Minji Kim ,  Sohee Jo ,  Sanghyun Han

IPC: H01L51/00 ,  C07C211/61 ,  H01L51/50 ,  C07D209/88 ,  C07D307/91 ,  C07D333/76

Abstract: An organic light-emitting device includes a condensed cyclic compound represented by Formula 1, where at least one of X4 to X11 is C(Rx), and Rx is a group represented by Formula 2: The condensed cyclic compound represented by Formula 1 has a planar conformation because of the single bond linking the 8 and 8′ positions of the spirobifluorene moiety. Accordingly, the condensed cyclic compound may provide the organic light-emitting device with suitable hole mobility and thermal stability.

公开(公告)号：US11450811B2

公开(公告)日：2022-09-20

申请号：US16357527

申请日：2019-03-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eunjae Jeong ,  Dongjun Kim ,  Youngkook Kim ,  Jongwoo Kim ,  Sanghyun Han

IPC: H01L51/00 ,  C07D487/04 ,  H01L51/50

Abstract: A condensed cyclic compound and an organic light-emitting device including the same, the condensed cyclic compound being represented by the following Formula 1:

公开(公告)号：US11444247B2

公开(公告)日：2022-09-13

申请号：US16865119

申请日：2020-05-01

Applicant: Samsung Display Co., Ltd.

Inventor： Minji Kim ,  Dongjun Kim ,  Eunjae Jeong ,  Sohee Jo ,  Sanghyun Han

IPC: H01L51/00 ,  C07D405/12 ,  C07D409/12 ,  C07D209/88 ,  H01L51/50 ,  H01L27/32 ,  H01L51/56

Abstract: A compound is represented by Formula 1, where the substituents are as defined in the detailed description. An organic light-emitting device including the compound has high efficiency and improved lifespan compared to an organic light-emitting device including a compound of the related art.

公开(公告)号：US10249830B2

公开(公告)日：2019-04-02

申请号：US15220768

申请日：2016-07-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngkook Kim ,  Hyejin Jung ,  Sanghyun Han ,  Seokhwan Hwang

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02 ,  H01L51/50 ,  C07D405/04 ,  C07D405/14

Abstract: A carbazole-based compound and an organic light-emitting device including the same, wherein the carbazole-based compound is represented by Formula 1: wherein in Formula 1, at least one selected from R1 to R9 may be a group represented by Formula 2, and rings A and B are each selected from a phenyl or a naphthyl. When at least one compound represented by Formula 1 is included as a green fluorescent host in an emission layer of an organic light-emitting device, the example OLEDs may have improved efficiencies and longer lifespans compared to the organic light-emitting devices of the related art.