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：US20240114774A1

公开(公告)日：2024-04-04

申请号：US18329033

申请日：2023-06-05

Applicant: Samsung Display Co., LTD.

Inventor： DONGJUN KIM ,  BEOMJOON KIM ,  Chaeyeong KIM ,  EUNJAE JEONG ,  SANGHYUN HAN

IPC: H10K85/60 ,  C07C211/61 ,  C09K11/06

CPC classification number: H10K85/633 ,  C07C211/61 ,  C09K11/06 ,  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：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.

公开(公告)号：US20220255003A1

公开(公告)日：2022-08-11

申请号：US17588041

申请日：2022-01-28

Applicant: Samsung Display Co., Ltd.

Inventor： SANGHYUN HAN ,  DONGJUN KIM ,  MINJI KIM ,  HANKYU PAK ,  EUNJAE JEONG ,  SOHEE JO ,  ILSOO OH ,  ILLHUN CHO

IPC: H01L51/00

Abstract: A light-emitting element includes a first electrode, a second electrode, and at least one functional layer disposed between the first electrode and the second electrode and including an amine compound represented by Formula 1. The light-emitting element may exhibit high emission efficiency and improved service life characteristics:

公开(公告)号：US20220115594A1

公开(公告)日：2022-04-14

申请号：US17343650

申请日：2021-06-09

Applicant: Samsung Display Co., Ltd.

Inventor： HANKYU PAK ,  EUNJAE JEONG ,  SANGHYUN HAN ,  DONGJUN KIM ,  MINJI KIM ,  SOHEE JO

IPC: H01L51/00 ,  C07D209/88 ,  C09K11/06

Abstract: Provided is an organic electroluminescence device according to an embodiment of the present disclosure including a first electrode, a second electrode facing the first electrode, an organic layer between the first electrode and the second electrode, and the organic layer includes an amine compound represented by Formula 1, and thus may exhibit high luminous efficiency.

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：US20230363261A1

公开(公告)日：2023-11-09

申请号：US18347995

申请日：2023-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： BORA LEE ,  HYOMIN KO ,  ILLHUN CHO ,  EUNJAE JEONG ,  MINJI KIM ,  SOHEE JO ,  DONGJUN KIM ,  HANKYU PAK ,  SANGHYUN HAN

IPC: H10K85/60 ,  C07C211/54 ,  C07C211/61 ,  C07D209/88 ,  C07D307/91 ,  C07D333/76 ,  H10K50/15 ,  H10K50/818 ,  H10K50/828 ,  H10K50/858

CPC classification number: H10K85/633 ,  C07C211/54 ,  C07C211/61 ,  C07D209/88 ,  C07D307/91 ,  C07D333/76 ,  H10K50/156 ,  H10K50/818 ,  H10K50/828 ,  H10K50/858 ,  H10K85/636 ,  C07C2603/74 ,  C07C2603/18 ,  C07C2601/14 ,  H10K85/615 ,  H10K85/626 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K2102/351

Abstract: A light emitting diode of an embodiment includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The hole transport region includes a first hole transport layer disposed adjacent to the first electrode and having a first refractive index, a second hole transport layer disposed adjacent to the emission layer and having a second refractive index, and a third hole transport layer disposed between the first hole transport layer and the second hole transport layer and having a third refractive index which is greater than each of the first refractive index and the second refractive index, thereby showing high light extraction efficiency and high emission efficiency properties.

公开(公告)号：US20230142412A1

公开(公告)日：2023-05-11

申请号：US17881421

申请日：2022-08-04

Applicant: Samsung Display Co., Ltd.

Inventor： Chaeyeong KIM ,  DONGJUN KIM ,  HANKYU PAK ,  BYEONGWOOK YOO ,  SEOWON CHO ,  SOHEE JO

IPC: H01L51/00 ,  C07F7/08

CPC classification number: H01L51/0094 ,  C07F7/081 ,  C07F7/0812 ,  H01L51/5056

Abstract: A light emitting element including a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode is provided. The at least one functional layer may include an amine compound represented by Formula 1. Accordingly, the light emitting element may exhibit a long service life characteristic. In addition, the light emitting element may exhibit characteristics in which the driving voltage is reduced, and the brightness and efficiency are improved.

公开(公告)号：US20220131092A1

公开(公告)日：2022-04-28

申请号：US17351049

申请日：2021-06-17

Applicant: Samsung Display Co., Ltd.

Inventor： EUNJAE JEONG ,  DONGJUN KIM ,  MINJI KIM ,  HANKYU PAK ,  SOHEE JO ,  SANGHYUN HAN

IPC: H01L51/00

Abstract: An organic electroluminescence device includes a first electrode and a second electrode, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one organic layer among the plurality of organic layers includes an amine compound represented by Formula 1, and thereby exhibits improved emission efficiency.

公开(公告)号：US20220123213A1

公开(公告)日：2022-04-21

申请号：US17445815

申请日：2021-08-24

Applicant: Samsung Display Co., Ltd.

Inventor： HANKYU PAK ,  EUNJAE JEONG ,  SANGHYUN HAN ,  DONGJUN KIM ,  MINJI KIM ,  SOHEE JO

IPC: H01L51/00

Abstract: An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region. The hole transport region may include an amine compound represented by Formula 1, thereby exhibiting high luminous efficiency: