公开(公告)号：US20210159430A1

公开(公告)日：2021-05-27

申请号：US16907940

申请日：2020-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Haejin KIM ,  Soo-Byung KO ,  Sungbum KIM ,  Sujin SHIN ,  Eunsoo AHN ,  Eunyoung LEE ,  Jaesung LEE ,  Hyunjung LEE ,  Mina JEON ,  Junghoon HAN

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes an organometallic compound represented by Formula 1, and the emission layer may show high emission efficiency properties.

公开(公告)号：US20210036243A1

公开(公告)日：2021-02-04

申请号：US16890520

申请日：2020-06-02

Applicant: Samsung Display Co., Ltd.

Inventor： Haejin KIM ,  Soo-Byung KO ,  Sungbum KIM ,  Sujin SHIN ,  Eunsoo AHN ,  Eunyoung LEE ,  Jaesung LEE ,  Hyunjung LEE ,  Mina JEON ,  Junghoon HAN

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: Provided is an organic electroluminescence device. The organic electroluminescence device according to an embodiment 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 of the plurality of organic layers includes an organometallic complex including a metal atom which is a central atom, a plurality of ligand connected to the metal atom, and a nitrogen atom connecting two of the plurality of ligands. The nitrogen atom includes an aromatic ring group as a substituent. The aromatic ring group is not bonded to any of the plurality of ligands to form a ring, thereby allowing the organic electroluminescent device to exhibit a low drive voltage and improved life time.

公开(公告)号：US20210399227A1

公开(公告)日：2021-12-23

申请号：US17223937

申请日：2021-04-06

Applicant: Samsung Display Co., Ltd.

Inventor： Mun-Ki SIM ,  Soo-Byung KO ,  Sun Young PAK ,  Junha PARK ,  Jang Yeol BAEK ,  Chanseok OH

IPC: H01L51/00

Abstract: Provided is an organic electroluminescence device, which includes a first electrode and a second electrode which face each other, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one selected from among the organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby exhibiting improved luminous efficiency.

公开(公告)号：US20210288270A1

公开(公告)日：2021-09-16

申请号：US17074493

申请日：2020-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： Eunyoung LEE ,  Soo-Byung KO ,  Sungbum KIM ,  Jaesung LEE ,  Hyunjung LEE

IPC: H01L51/00 ,  C09K11/06 ,  C07F15/00

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes an organometallic compound represented by Formula 1, and may show high emission efficiency properties.

公开(公告)号：US20210013423A1

公开(公告)日：2021-01-14

申请号：US16882900

申请日：2020-05-26

Applicant: Samsung Display Co., Ltd.

Inventor： Hyoyoung LEE ,  Soo-Byung KO ,  Junha PARK ,  Han Kyu PAK ,  Jang Yeol BAEK ,  Mun-Ki SIM ,  Chanseok OH

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

Abstract: An organic electroluminescence device of the present embodiments includes oppositely disposed first electrode and second electrode, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one among the plurality of organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency:

公开(公告)号：US20220123227A1

公开(公告)日：2022-04-21

申请号：US17271361

申请日：2018-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Junha PARK ,  Jang Yeol BAEK ,  Mun-Ki SIM ,  Hyoyoung LEE ,  Soo-Byung KO ,  Young Kook KIM

IPC: H01L51/00

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one organic layer among the organic layers includes a fused polycyclic compound in which a dibenzoheterocyclic derivative and a monoheterocyclic derivative containing at least one nitrogen atom as a ring-forming atom are connected via a linker to form a ring, thereby showing improved emission efficiency and improved device reliability.

公开(公告)号：US20210151696A1

公开(公告)日：2021-05-20

申请号：US16998878

申请日：2020-08-20

Applicant: Samsung Display Co., Ltd.

Inventor： Eunyoung LEE ,  Junghoon HAN ,  Soo-Byung KO ,  Sungbum KIM ,  Haejin KIM ,  Mina JEON ,  Sujin SHIN ,  Eunsoo AHN ,  Jaesung LEE ,  Hyunjung LEE

IPC: H01L51/00 ,  H01L51/50

Abstract: An organic electroluminescence device includes an organometallic compound represented by Formula 1 in an emission layer to achieve high efficiency, low driving voltage, high luminance, and long life:

公开(公告)号：US20200373504A1

公开(公告)日：2020-11-26

申请号：US16813381

申请日：2020-03-09

Applicant: Samsung Display Co., Ltd.

Inventor： Sujin SHIN ,  Soo-Byung KO ,  Junghoon HAN ,  Sungbum KIM ,  HAEJIN KIM ,  Eunsoo AHN ,  EUNYOUNG LEE ,  Jaesung LEE ,  Hyunjung LEE ,  Mina JEON

IPC: H01L51/00

Abstract: An organic electroluminescence device may include a first electrode, a second electrode opposite to the first electrode, and organic layers disposed between the first electrode and the second electrode. At least one of organic layers may include an organometallic complex including a first metal complex having a metal atom as a center atom of the first metal complex, a second metal complex having the metal atom as a center atom of the second metal complex, and an aromatic ring group connecting the first metal complex to the second metal complex.

公开(公告)号：US20250160196A1

公开(公告)日：2025-05-15

申请号：US19026049

申请日：2025-01-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jang Yeol BAEK ,  Soo-Byung KO ,  Junha PARK ,  Hankyu PAK ,  Mun-Ki SIM ,  Chanseok OH ,  Hyoyoung LEE

IPC: H10K85/40 ,  C07F7/08 ,  C09K11/06 ,  H10K50/11 ,  H10K101/10

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

公开(公告)号：US20210020854A1

公开(公告)日：2021-01-21

申请号：US16922862

申请日：2020-07-07

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongmin KIM ,  HeeChoon AHN ,  Hyunah UM ,  Yeseul LEE ,  Yirang IM ,  Soo-Byung KO ,  Jongwoo KIM

IPC: H01L51/00

Abstract: The present disclosure relates to an organic electroluminescence device in which a polycyclic compound represented by Formula 1 below is included in at least one functional layer of a plurality of functional layers, and to the polycyclic compound represented by Formula 1 below: