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：US20240057473A1

公开(公告)日：2024-02-15

申请号：US18349010

申请日：2023-07-07

Applicant: Samsung Display Co., Ltd.

Inventor： HANKYU PAK ,  MINJI KIM ,  BYEONGWOOK YOO ,  Jeongmin LEE ,  SOHEE JO

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

CPC classification number: H10K85/633 ,  C07C211/61 ,  C09K11/06 ,  H10K50/156

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, wherein the functional layer includes an amine compound including a spiro-bonded linker of two hydrocarbon rings and two amine groups connected with the linker. The light emitting element may have improved emission efficiency and element life.

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：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.