公开(公告)号：US20230284529A1

公开(公告)日：2023-09-07

申请号：US18117302

申请日：2023-03-03

Applicant: Samsung Display Co., Ltd.

Inventor： JUNHA PARK ,  TAEIL KIM ,  MUN-KI SIM ,  SERAN KIM ,  SUN YOUNG PAK ,  JANG YEOL BAEK

IPC: H10K85/60 ,  H10K50/11 ,  C07F5/02 ,  H10K85/30

CPC classification number: H10K85/658 ,  H10K50/11 ,  H10K85/6572 ,  C07F5/027 ,  H10K85/346 ,  H10K2102/302

Abstract: A light emitting device that includes a first electrode, a second electrode oppositely disposed to the first electrode, and an emission layer disposed between the first electrode and the second electrode is provided. The emission layer includes a first compound represented by Formula 1.

公开(公告)号：US20230146532A1

公开(公告)日：2023-05-11

申请号：US17874110

申请日：2022-07-26

Applicant: Samsung Display Co., Ltd.

Inventor： MUN-KI SIM ,  TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  JANG YEOL BAEK ,  Kyoung SUNWOO ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: C07F5/02 ,  H01L51/50 ,  H01L51/00

CPC classification number: C07F5/027 ,  H01L51/5056 ,  H01L51/008 ,  H01L51/0073 ,  H01L51/0059 ,  H01L51/0087 ,  H01L51/5072 ,  C07B2200/05

Abstract: A light emitting device that includes a first electrode, a second electrode opposite to the first electrode, and an emission layer between the first electrode and the second electrode is provided. The emission layer includes a first compound, and at least one of a second compound, a third compound, or a fourth compound. Improved emission efficiency properties are obtained.

公开(公告)号：US20230126371A1

公开(公告)日：2023-04-27

申请号：US17829510

申请日：2022-06-01

Applicant: Samsung Display Co., Ltd.

Inventor： TAEIL KIM ,  JANG YEOL BAEK ,  SUN YOUNG PAK ,  JUNHA PARK ,  KYOUNG SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06 ,  C07F7/08

Abstract: An organic electroluminescence device includes a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a fused polycyclic compound represented by Formula 1, and thus the organic electroluminescence device may exhibit increased luminous efficiency.

公开(公告)号：US20230050214A1

公开(公告)日：2023-02-16

申请号：US17690678

申请日：2022-03-09

Applicant: Samsung Display Co., Ltd.

Inventor： JANG YEOL BAEK ,  SERAN KIM ,  TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  Kyoung SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: H01L51/00 ,  C09K11/06

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode facing the first electrode, and organic layers disposed between the first electrode and the second electrode, wherein the organic layers include at least one organic layer that includes a fused polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.

公开(公告)号：US20220352466A1

公开(公告)日：2022-11-03

申请号：US17560738

申请日：2021-12-23

Applicant: Samsung Display Co., Ltd.

Inventor： TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  JANG YEOL BAEK ,  Kyoung SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: H01L51/00

Abstract: An organic electroluminescence device includes a first electrode, a second electrode facing the first electrode, and a plurality of organic layers disposed between the first electrode and the second electrode. At least one organic layer includes a fused polycyclic compound represented by Formula 1, thereby exhibiting improved luminous efficiency.

公开(公告)号：US20220209116A1

公开(公告)日：2022-06-30

申请号：US17403040

申请日：2021-08-16

Applicant: Samsung Display Co., Ltd.

Inventor： SUN YOUNG PAK ,  TAEIL KIM ,  JUNHA PARK ,  JANG YEOL BAEK ,  Kyoung SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06

Abstract: A light emitting device according to 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 emission layer includes a fused polycyclic compound represented by Formula 1, which is defined in the specification.

公开(公告)号：US20220181551A1

公开(公告)日：2022-06-09

申请号：US17451308

申请日：2021-10-18

Applicant: Samsung Display Co., Ltd.

Inventor： TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  JANG YEOL BAEK ,  KYOUNG SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: H01L51/00 ,  C09K11/06 ,  C07F5/02

Abstract: An organic electroluminescence device of one or more embodiments includes a first electrode, an organic layer on the first electrode, and a second electrode on the organic layer, wherein the first electrode and the second electrode each independently includes at least one selected from among Ag, Mg, Cu, Al, Pt, Pd, Au, Ni, Nd, Ir, Cr, Li, Ca, LiF, Mo, Ti, W, In, Sn, Zn, compounds thereof, mixtures thereof, and oxides thereof, and the organic layer includes a polycyclic compound represented by Formula 1, thereby showing high emission efficiency properties:

公开(公告)号：US20250017032A1

公开(公告)日：2025-01-09

申请号：US18751557

申请日：2024-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： JANG YEOL BAEK ,  TAEIL KIM ,  SUN YOUNG PAK ,  JUNHA PARK ,  Kyoung SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH ,  MINJUNG JUNG

IPC: H10K50/11 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K101/10

Abstract: Embodiments provide a polycyclic compound and a light emitting element that includes the polycyclic compound. The light emitting element includes a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode and including the polycyclic compound. The polycyclic compound is represented by Formula 1, which is explained in the specification.

公开(公告)号：US20240349609A1

公开(公告)日：2024-10-17

申请号：US18415472

申请日：2024-01-17

Applicant: Samsung Display Co., Ltd.

Inventor： TAEIL KIM ,  MINJUNG JUNG ,  JUNHA PARK ,  MinJae SUNG ,  MUN-KI SIM ,  CHANSEOK OH ,  Seonhyoung HUR

IPC: H10K85/60 ,  C07B59/00 ,  C09K11/06 ,  H10K85/30 ,  H10K85/40 ,  H10K101/20

CPC classification number: H10K85/658 ,  C07B59/004 ,  C09K11/06 ,  H10K85/346 ,  H10K85/40 ,  H10K85/622 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  C07B2200/05 ,  H10K2101/20

Abstract: Provided is a light-emitting element including a first electrode, a second electrode provided on the first electrode, and an emission layer provided between the first electrode and the second electrode. The emission layer includes a first compound represented by Formula 1 below and thus the light-emitting element exhibits long-lifespan characteristics.

公开(公告)号：US20240324457A1

公开(公告)日：2024-09-26

申请号：US18537106

申请日：2023-12-12

Applicant: Samsung Display Co., Ltd.

Inventor： SUN YOUNG PAK ,  JUNHA PARK ,  Kyoung SUNWOO ,  MUN-KI SIM ,  CHANSEOK OH ,  Seonhyoung HUR

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  C07B2200/05 ,  C09K2211/1018 ,  H10K50/11 ,  H10K2101/20

Abstract: A light emitting element including a first electrode, a second electrode facing the first electrode, and a functional layer provided between the first electrode and the second electrode is provided. The functional layer includes an emission layer that includes a first compound with a core having a plurality of aromatic rings fused through a boron atom and two heteroatoms. The functional layer includes a hole transport region between the first electrode and the emission layer, and an electron transport region between the emission layer and the second electrode. The emission layer may further include a second compound, a third compound, and or a fourth compound.