公开(公告)号：US20240155936A1

公开(公告)日：2024-05-09

申请号：US18355833

申请日：2023-07-20

Applicant: Samsung Display Co., LTD.

Inventor： HYUNAH UM ,  HYEONGMIN KIM ,  YOUNGJIN PARK ,  HEECHOON AHN ,  Juhui YUN ,  YESEUL LEE ,  HYOYOUNG LEE

IPC: H10K85/40 ,  C07F7/08 ,  C09K11/06 ,  H10K50/12 ,  H10K50/805 ,  H10K85/30

CPC classification number: H10K85/40 ,  C07F7/0812 ,  C09K11/06 ,  H10K50/12 ,  H10K50/805 ,  H10K85/346 ,  C07B2200/05 ,  C09K2211/1074

Abstract: A light emitting element of an embodiment may include 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 a first compound represented by Formula 1. The light emitting element including the first compound may show improved color coordinates of light emitted and long-life characteristics.

公开(公告)号：US20240147851A1

公开(公告)日：2024-05-02

申请号：US18355313

申请日：2023-07-19

Applicant: Samsung Display Co., Ltd.

Inventor： YESEUL LEE ,  HYEONGMIN KIM ,  HEECHOON AHN ,  HYUNAH UM ,  Juhui YUN ,  MORAN HA

IPC: H10K85/60 ,  C07D209/86 ,  C07D405/14 ,  C07F7/08 ,  C09K11/02 ,  C09K11/06 ,  H10K85/30 ,  H10K85/40

CPC classification number: H10K85/6572 ,  C07D209/86 ,  C07D405/14 ,  C07F7/0812 ,  C09K11/02 ,  C09K11/06 ,  H10K85/346 ,  H10K85/40 ,  H10K85/6574 ,  H10K50/12

Abstract: A light emitting device of one or more embodiments includes a first electrode, a second electrode oppositely provided to the first electrode, and an emission layer provided between the first electrode and the second electrode, wherein the emission layer includes a first compound represented by Formula 1 below.

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：US20220140255A1

公开(公告)日：2022-05-05

申请号：US17444342

申请日：2021-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNAH UM ,  HYEONGMIN KIM ,  HEECHOON AHN ,  YESEUL LEE ,  HYOYOUNG LEE ,  YIRANG IM ,  SEOWON CHO

IPC: H01L51/00

Abstract: An electroluminescence device of the present disclosure includes a first electrode, a second electrode facing the first electrode, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one organic layer selected from among the plurality of organic layers includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency:

公开(公告)号：US20240155941A1

公开(公告)日：2024-05-09

申请号：US18474995

申请日：2023-09-26

Applicant: Samsung Display Co., Ltd.

Inventor： HYEONGMIN KIM ,  YOUNGJIN PARK ,  HEECHOON AHN ,  HYUNAH UM ,  Juhui YUN ,  YESEUL LEE

IPC: H10K85/60 ,  C07D405/14 ,  C09K11/06

CPC classification number: H10K85/6572 ,  C07D405/14 ,  C09K11/06 ,  H10K85/654 ,  H10K50/12

Abstract: A light emitting element including a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode that includes a first compound represented by Formula 1. The light emitting element including the first compound of an embodiment may have a decrease in the driving voltage and exhibit excellent or suitable efficiency.

公开(公告)号：US20240016050A1

公开(公告)日：2024-01-11

申请号：US18320859

申请日：2023-05-19

Applicant: Samsung Display Co., Ltd.

Inventor： SEOWON CHO ,  HYEONGMIN KIM ,  HEECHOON AHN ,  HYUNAH UM ,  Juhui YUN

IPC: H10K85/40 ,  C07F7/08 ,  C09K11/06

CPC classification number: H10K85/40 ,  C07F7/0812 ,  C09K11/06 ,  H10K50/121

Abstract: A light emitting element of one or more embodiments may include a first electrode, a second electrode provided on the first electrode, and an emission layer provided between the first electrode and the second electrode and including a first compound represented by Formula 1. Accordingly, the light emitting element of one or more embodiments may show long-life characteristics:

公开(公告)号：US20230189634A1

公开(公告)日：2023-06-15

申请号：US17950958

申请日：2022-09-22

Applicant: Samsung Display Co., Ltd.

Inventor： HYEONGMIN KIM ,  HEECHOON AHN ,  HYUNAH UM ,  Juhui YUN ,  YESEUL LEE

IPC: H01L51/00 ,  H01L51/50

CPC classification number: H01L51/0094 ,  H01L51/0072 ,  H01L51/5024 ,  H01L2251/5376

Abstract: A light emitting element includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer which is disposed between the first electrode and the second electrode, and includes a polycyclic compound represented by Formula 1 below, thereby exhibiting high efficiency and low driving voltage characteristics.