公开(公告)号：US20200381634A1

公开(公告)日：2020-12-03

申请号：US16866785

申请日：2020-05-05

Applicant: Samsung Display Co., Ltd.

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

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

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：US20200328352A1

公开(公告)日：2020-10-15

申请号：US16780744

申请日：2020-02-03

Applicant: Samsung Display Co., Ltd.

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

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

Abstract: An organic electroluminescence device having high luminous efficiency includes: a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region, wherein the emission layer includes a polycyclic compound represented by Formula 1 to achieve high luminous efficiency.

公开(公告)号：US20230240131A1

公开(公告)日：2023-07-27

申请号：US18160269

申请日：2023-01-26

Applicant: Samsung Display Co., Ltd.

Inventor： Eunyoung LEE ,  Soo-Byung KO ,  Sungbum KIM ,  Eunsoo AHN ,  Mina JEON ,  Jinhee JU

IPC: H10K85/30 ,  C09K11/06 ,  C07F15/00

CPC classification number: H10K85/346 ,  C09K11/06 ,  C07F15/0086 ,  H10K50/12

Abstract: A light emitting element that includes a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode is provided. The emission layer includes an organometallic compound represented by a specific chemical structure. Accordingly, the light emitting element exhibits a high color purity, a low driving voltage, a long service life, and a high efficiency.

公开(公告)号：US20230130170A1

公开(公告)日：2023-04-27

申请号：US17937762

申请日：2022-10-03

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 ,  H01L51/50

Abstract: An light emitting 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：US20210175442A1

公开(公告)日：2021-06-10

申请号：US16987590

申请日：2020-08-07

Applicant: Samsung Display Co., Ltd.

Inventor： Haejin KIM ,  Soo-Byung KO ,  Sungbum KIM ,  Eunsoo AHN ,  Jaesung LEE ,  Hyunjung LEE

IPC: H01L51/00

Abstract: An organic electroluminescence device includes a first electrode; an emission layer on the first electrode; and a second electrode on the emission layer, wherein the emission layer comprises an organometallic compound represented by Formula 1, and the organic electroluminescence device can achieve long life and deep blue light emission:

公开(公告)号：US20210066620A1

公开(公告)日：2021-03-04

申请号：US16897744

申请日：2020-06-10

Applicant: Samsung Display Co., LTD.

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

IPC: H01L51/00 ,  H01L51/50

Abstract: An organic electroluminescence device comprises a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer comprises a polycyclic compound represented by Formula 1 and achieves high efficiency and a low driving voltage. In Formula 1, at least one of Ar1 to Ar4 is represented by Formula 2.

公开(公告)号：US20210013430A1

公开(公告)日：2021-01-14

申请号：US16856971

申请日：2020-04-23

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L51/00

Abstract: An organic electroluminescence device of an embodiment includes a first electrode and 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 selected from among the organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency.