公开(公告)号：US20230217807A1

公开(公告)日：2023-07-06

申请号：US18090671

申请日：2022-12-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunah UM ,  Hyeongmin KIM ,  Youngjin PARK ,  Heechoon AHN ,  Juhui YUN ,  Hyoyoung LEE

IPC: H10K85/40 ,  H10K85/60 ,  C07F7/08 ,  H10K50/30

CPC classification number: H10K85/40 ,  H10K85/654 ,  H10K85/6572 ,  C07F7/0812 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/30 ,  C07B2200/05 ,  H10K2102/301

Abstract: Provided are a heterocyclic compound represented by Formula 1, a light-emitting device including the heterocyclic compound, and an electronic apparatus including the light-emitting device:




wherein the detailed description of Formula 1 is the same as described in the specification.

公开(公告)号：US20230129321A1

公开(公告)日：2023-04-27

申请号：US17748389

申请日：2022-05-19

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNAH UM ,  MINJE KIM ,  YOUNGJIN PARK ,  HEECHOON AHN ,  Juhui YUN ,  YESEUL LEE ,  YIRANG IM

IPC: H01L51/00

Abstract: A light emitting element according to an embodiment includes a first electrode, a second electrode disposed on the first electrode, an emission layer disposed between the first electrode and the second electrode, and a double buffer layer including a first layer disposed on the emission layer and a second layer disposed on the first layer. The first layer includes a first compound, the second layer includes a second compound which is different from the first compound, and the first compound and the second compound are each independently represented by Formula 1 or Formula 2, thereby contributing to increased efficiency and increased life of a light emitting element.

公开(公告)号：US20230172064A1

公开(公告)日：2023-06-01

申请号：US17895499

申请日：2022-08-25

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon AHN ,  Hyeongmin KIM ,  Youngjin PARK ,  Juhui YUN ,  Hyoyoung LEE ,  Yirang IM

IPC: H01L51/00 ,  C07D403/14 ,  C09K11/06 ,  C07F7/08 ,  C07D405/14

CPC classification number: H01L51/0072 ,  C07D403/14 ,  C07D405/14 ,  C07F7/0812 ,  C09K11/06 ,  H01L51/0067 ,  H01L51/0073 ,  H01L51/0094 ,  H01L51/5012

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and at least one heterocyclic compound represented by Formula 1. An electronic apparatus including the light-emitting device is also provided:





Formula 1 is the same as described herein.

公开(公告)号：US20230141905A1

公开(公告)日：2023-05-11

申请号：US17831724

申请日：2022-06-03

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunah UM ,  Hyeongmin KIM ,  Youngjin PARK ,  Heechoon AHN ,  Juhui YUN ,  Yeseul LEE ,  Hyoyoung LEE

IPC: H01L51/00

CPC classification number: H01L51/0094 ,  H01L51/5056

Abstract: A light-emitting device includes a first electrode, and second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes an emission layer and a layer. The emission layer includes a first hole transport compound, a first electron transport compound, and a third compound. The layer includes the first electron transport compound, a metal-containing material, and a second electron transport compound, and the layer is between the emission layer and the second electrode.

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：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：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：US20230192729A1

公开(公告)日：2023-06-22

申请号：US17960547

申请日：2022-10-05

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin PARK ,  Heechoon AHN ,  Hyunah UM ,  Juhui YUN ,  Yeseul LEE ,  Seowon CHO

IPC: C07F7/08 ,  H01L51/00 ,  C07D403/04 ,  C07D471/04 ,  C07D401/14 ,  H01L51/50

CPC classification number: C07F7/0812 ,  H01L51/0094 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0071 ,  H01L51/0067 ,  C07F7/0816 ,  C07D403/04 ,  C07D471/04 ,  C07D401/14 ,  H01L51/5012 ,  H01L51/5056

Abstract: The disclosure provides a heterocyclic compound represented by Formula 1, a light-emitting device including the heterocyclic compound, and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and the heterocyclic compound represented by Formula 1:




The description of Formula 1 is provided in the disclosure.