公开(公告)号：US20240049593A1

公开(公告)日：2024-02-08

申请号：US18314486

申请日：2023-05-09

Applicant: Samsung Display Co., LTD.

Inventor： MINJI KIM ,  HANKYU PAK ,  DONGJUN KIM ,  Chaeyeong KIM ,  HYUNBIN PARK ,  BYEONGWOOK YOO ,  Jeongmin LEE ,  EUNJAE JEONG ,  SEOWON CHO ,  SOHEE JO ,  JIYONG CHOI ,  SANGHYUN HAN

IPC: H10K85/60 ,  H10K85/30 ,  H10K50/15 ,  H10K50/13 ,  H10K50/16 ,  H10K85/40

CPC classification number: H10K85/633 ,  H10K85/346 ,  H10K85/6572 ,  H10K50/156 ,  H10K50/13 ,  H10K50/16 ,  H10K85/40 ,  H10K85/6574 ,  H10K85/6576 ,  H10K85/615

Abstract: A light emitting device includes a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode and including an amine compound represented by Formula 1.

公开(公告)号：US20240090320A1

公开(公告)日：2024-03-14

申请号：US18319199

申请日：2023-05-17

Applicant: Samsung Display Co., LTD.

Inventor： MINJI KIM ,  HANKYU PAK ,  HYUNBIN PARK ,  BYEONGWOOK YOO ,  JEONG MIN LEE ,  SOHEE JO

IPC: H10K85/60 ,  H10K50/11 ,  H10K50/15

CPC classification number: H10K85/633 ,  H10K50/11 ,  H10K50/15

Abstract: The present disclosure relates to a light emitting element and an amine compound for the light emitting element, and the light emitting element of an embodiment includes a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode, wherein an amine compound represented by Formula 1 is included in the at least one functional layer, thereby improving emission efficiency and element life of the light emitting element.

公开(公告)号：US20230172054A1

公开(公告)日：2023-06-01

申请号：US17961466

申请日：2022-10-06

Applicant: Samsung Display Co., Ltd.

Inventor： EUNJAE JEONG ,  MINJI KIM ,  HYUNBIN PARK ,  Jeongmin LEE ,  JIYONG CHOI ,  SANGHYUN HAN

IPC: H01L51/00 ,  C07C211/54 ,  C07F7/08 ,  C07D307/91 ,  C07D333/76 ,  H01L51/50

CPC classification number: H01L51/0059 ,  H01L51/006 ,  C07C211/54 ,  H01L51/0052 ,  H01L51/0094 ,  C07F7/081 ,  H01L51/0073 ,  C07D307/91 ,  H01L51/0074 ,  C07D333/76 ,  H01L51/5056

Abstract: A light emitting device includes a first electrode, a second electrode disposed on the first electrode, at least one functional layer which is disposed between the first electrode and the second electrode and includes an amine compound represented by Formula 1:




wherein C1 is a substituted or unsubstituted cycloalkyl group having 6 to 12 ring-forming carbon atoms, and nx is an integer of 2 to 5.

公开(公告)号：US20250057039A1

公开(公告)日：2025-02-13

申请号：US18629854

申请日：2024-04-08

Applicant: Samsung Display Co., Ltd.

Inventor： DONGJUN KIM ,  BEOMJOON KIM ,  HANKYU PAK ,  HYUNBIN PARK ,  JINYOUNG YUN ,  HAN NA CHA ,  SANGHYUN HAN

IPC: H10K85/60 ,  C07F9/6521 ,  C09K11/06 ,  H10K50/16 ,  H10K85/30

Abstract: A light emitting element including a first electrode, a second electrode on the first electrode, and at least one functional layer is provided. The functional layer includes a compound having two phenylene groups connected to a cycloalkyl group, and also includes a phosphine oxide group and a triazine group. The compound may be between the first electrode and the second electrode.

公开(公告)号：US20240431134A1

公开(公告)日：2024-12-26

申请号：US18632518

申请日：2024-04-11

Applicant: Samsung Display Co., Ltd.

Inventor： DONGJUN KIM ,  BEOMJOON KIM ,  HANKYU PAK ,  HYUNBIN PARK ,  JINYOUNG YUN ,  HAN NA CHA ,  SANGHYUN HAN

IPC: H10K50/16 ,  H10K85/60

Abstract: Embodiments provide a nitrogen-containing compound and a light emitting element. The light emitting element includes a first electrode, a second electrode facing the first electrode, and at least one functional layer disposed between the first electrode and the second electrode, wherein the functional layer includes the nitrogen-containing compound. The nitrogen-containing compound is represented by Formula 1, which is explained in the specification:

公开(公告)号：US20240196639A1

公开(公告)日：2024-06-13

申请号：US18229115

申请日：2023-08-01

Applicant: Samsung Display Co., Ltd.

Inventor： MINJI KIM ,  HANKYU PAK ,  HYUNBIN PARK ,  BYEONGWOOK YOO ,  Jeong Min LEE ,  SOHEE JO

IPC: H10K50/15 ,  H10K85/60

CPC classification number: H10K50/15 ,  H10K85/633

Abstract: A light emitting element includes a first electrode, a second electrode on the first electrode, an emission layer between the first electrode and the second electrode, and a hole transport region between the first electrode and the emission layer and including an amine compound represented by Formula 1, where at least one selected from R12, R23, and R34 is a substituted or unsubstituted methyl group.

公开(公告)号：US20230157155A1

公开(公告)日：2023-05-18

申请号：US17809819

申请日：2022-06-29

Applicant: Samsung Display Co., Ltd.

Inventor： MINJI KIM ,  HANKYU PAK ,  DONGJUN KIM ,  Chaeyeong KIM ,  HYUNBIN PARK ,  BYEONGWOOK YOO ,  Jeongmin LEE ,  EUNJAE JEONG ,  SEOWON CHO ,  SOHEE JO ,  JIYONG CHOI ,  SANGHYUN HAN

IPC: H01L51/00 ,  C07C211/61 ,  C07F7/08 ,  C07D209/88

CPC classification number: H01L51/006 ,  C07C211/61 ,  H01L51/0094 ,  C07F7/081 ,  H01L51/0061 ,  C07D209/88 ,  H01L51/0052 ,  H01L51/0058 ,  H01L51/0072 ,  H01L51/5064

Abstract: A light emitting device includes a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode and including an amine compound represented by Formula 1.