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：US20230225192A1

公开(公告)日：2023-07-13

申请号：US18050000

申请日：2022-10-26

Applicant: Samsung Display Co., Ltd.

Inventor： YOUNGJIN PARK ,  HYEONGMIN KIM ,  HEECHOON AHN ,  HYOYOUNG LEE ,  JIYONG CHOI

IPC: H01L51/00 ,  C09K11/06 ,  C07F7/08 ,  C07D487/04

CPC classification number: H01L51/0094 ,  C09K11/06 ,  C07F7/0812 ,  C07D487/04 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/5012

Abstract: A light emitting element that 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 is provided. The at least one functional layer includes a polycyclic compound represented by a specific chemical structure, and has a high efficiency and low driving voltage properties.

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：US20230129854A1

公开(公告)日：2023-04-27

申请号：US17744164

申请日：2022-05-13

Applicant: Samsung Display Co., Ltd.

Inventor： HEECHOON AHN ,  Juhui YUN ,  HYUNAH UM ,  YESEUL LEE ,  SEOWON CHO ,  JIYONG CHOI

IPC: H01L51/00 ,  C07F7/08 ,  C09K11/06 ,  C07F7/30

Abstract: A light-emitting that 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 is provided. At least one functional layer may include an aromatic compound represented by Formula 1. The light-emitting element results in a reduced driving voltage and an improved luminous efficiency.

公开(公告)号：US20240357922A1

公开(公告)日：2024-10-24

申请号：US18409664

申请日：2024-01-10

Applicant: Samsung Display Co., Ltd.

Inventor： JIYONG CHOI ,  YOUNGJIN PARK ,  HEECHOON AHN ,  JUHUI YUN ,  YESEUL LEE ,  SEOWON CHO ,  MORAN HA

IPC: H10K85/40 ,  C07B59/00 ,  C09K11/06 ,  H10K50/15 ,  H10K85/30 ,  H10K85/60

CPC classification number: H10K85/40 ,  C07B59/004 ,  C09K11/06 ,  H10K50/15 ,  H10K85/346 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  C07B2200/05 ,  H10K2101/20

Abstract: A light emitting element 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. The at least one functional layer includes a first compound represented by Formula 1.

公开(公告)号：US20240196742A1

公开(公告)日：2024-06-13

申请号：US18359602

申请日：2023-07-26

Applicant: Samsung Display Co., Ltd.

Inventor： HEECHOON AHN ,  YOUNGJIN PARK ,  HYUNAH UM ,  YESEUL LEE ,  JIYONG CHOI

IPC: H10K85/60 ,  C07D209/86 ,  C09K11/06

CPC classification number: H10K85/6572 ,  C07D209/86 ,  C09K11/06 ,  H10K50/11

Abstract: A light emitting element of one or more embodiments includes a first electrode, a second electrode provided on the first electrode, and at least one functional layer provided between the first electrode and the second electrode. At least one functional layer may include a heterocyclic compound represented by Formula 1 below. The light emitting element of one or more embodiments including the heterocyclic compound of one or more embodiments may exhibit long lifespan characteristics. In some embodiments, the light emitting element of one or more embodiments may have reduced driving voltage.

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.