公开(公告)号：US11800793B2

公开(公告)日：2023-10-24

申请号：US17091619

申请日：2020-11-06

Applicant: Samsung Display Co., Ltd.

Inventor： Hankyu Pak ,  Mun-ki Sim ,  Seokhwan Hwang ,  Junha Park ,  Jang Yeol Baek ,  Keigo Hoshi ,  Yuuki Miyazaki ,  Hyoyoung Lee ,  Minjung Jung ,  Sun Young Pak ,  Chanseok Oh

IPC: C07F5/02 ,  H10K85/60 ,  C09K11/06 ,  H10K50/11 ,  H10K50/16 ,  H10K50/17 ,  H10K101/10

CPC classification number: H10K85/631 ,  C07F5/027 ,  C09K11/06 ,  H10K85/636 ,  C09K2211/1007 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/16 ,  H10K50/171 ,  H10K85/6572 ,  H10K85/6574 ,  H10K2101/10

Abstract: An organic electroluminescence device includes a first electrode, an organic layer disposed on the first electrode, and a second electrode disposed on the organic layer, wherein the organic layer includes a polycyclic compound represented by Formula 1. The organic electroluminescence device may have high emission efficiency.

公开(公告)号：US11489124B2

公开(公告)日：2022-11-01

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 ,  H01L51/56 ,  H01L51/50

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：US12245496B2

公开(公告)日：2025-03-04

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: H10K85/60 ,  C07F5/02 ,  C09K11/06 ,  H10K50/11 ,  H10K50/13 ,  H10K50/15 ,  H10K50/18 ,  H10K59/12 ,  H10K59/38 ,  H10K85/30 ,  H10K101/10

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：US11839151B2

公开(公告)日：2023-12-05

申请号：US16878338

申请日：2020-05-19

Applicant: Samsung Display Co., Ltd.

Inventor： Mun-Ki Sim ,  Hankyu Pak ,  Seokhwan Hwang ,  Sun Young Pak ,  Junha Park ,  Jang Yeol Baek ,  Chanseok Oh ,  Hyoyoung Lee ,  Minjung Jung

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06 ,  H10K50/11 ,  H10K101/10 ,  H10K101/30

CPC classification number: H10K85/636 ,  C07F5/02 ,  C07F5/027 ,  C09K11/06 ,  H10K85/6572 ,  H10K85/6576 ,  H10K50/11 ,  H10K2101/10 ,  H10K2101/30

Abstract: An organic electroluminescence device of an embodiment includes a first electrode and a second electrode which face each other, and a plurality of organic layers disposed between the first electrode and the second electrode. At least one organic layer selected from the plurality of organic layers includes a fused polycyclic compound represented by Formula 1, and thus the organic electroluminescence device can exhibit improved luminous efficiency.

公开(公告)号：US12279527B2

公开(公告)日：2025-04-15

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

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：US12279515B2

公开(公告)日：2025-04-15

申请号：US17446894

申请日：2021-09-03

Applicant: Samsung Display Co., Ltd.

Inventor： Taeil Kim ,  Mun-Ki Sim ,  Sun Young Pak ,  Junha Park ,  Jang Yeol Baek ,  Kyoung Sunwoo ,  Chanseok Oh ,  Minjung Jung

IPC: H01L51/50 ,  C07F5/02 ,  C09K11/06 ,  H10K85/30 ,  H10K50/11 ,  H10K101/10

Abstract: A light emitting device of an embodiment includes oppositely disposed first electrode and second electrode, and multiple organic layers disposed between the first electrode and the second electrode, wherein at least one among the organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency. In Formula 1, the substituents are the same as defined in the Detailed Description.

公开(公告)号：US11758801B2

公开(公告)日：2023-09-12

申请号：US17176714

申请日：2021-02-16

Applicant: Samsung Display Co., Ltd.

Inventor： Hyoyoung Lee ,  Hankyu Pak ,  Taeil Kim ,  Sun Young Pak ,  Jang Yeol Baek ,  Minjung Jung

IPC: H01L51/00 ,  H10K85/30 ,  C07F5/02 ,  C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K101/10

CPC classification number: H10K85/322 ,  C07F5/027 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K2101/10

Abstract: An organic electroluminescence device of an embodiment includes a first electrode facing a second electrode, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one organic layer 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：US12284905B2

公开(公告)日：2025-04-22

申请号：US17449220

申请日：2021-09-28

Applicant: Samsung Display Co., Ltd.

Inventor： Junha Park ,  Taeil Kim ,  Sun Young Pak ,  Jang Yeol Baek ,  Kyoung Sunwoo ,  Mun-Ki Sim ,  Chanseok Oh ,  Minjung Jung

IPC: H10K85/30 ,  C07F5/02 ,  C09K11/06 ,  H10K50/11 ,  H10K101/10

Abstract: Provided is a light emitting device including a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode, and the emission layer may include a condensed cyclic compound represented by Formula 1 below, thereby exhibiting high luminous efficiency and improved service life characteristics.

公开(公告)号：US12256633B2

公开(公告)日：2025-03-18

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: 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：US11805695B2

公开(公告)日：2023-10-31

申请号：US17022839

申请日：2020-09-16

Applicant: Samsung Display Co., LTD.

Inventor： Jang Yeol Baek ,  Jaejin Lyu ,  Sun Young Pak ,  Junha Park ,  Hankyu Pak ,  Mun-Ki Sim ,  Chanseok Oh ,  Hyoyoung Lee ,  Minjung Jung

IPC: H01L51/00 ,  H10K85/30 ,  C09K11/06 ,  C09K11/02 ,  C07F5/05 ,  H10K85/60 ,  H10K50/11 ,  H10K50/844 ,  H10K101/10

CPC classification number: H10K85/322 ,  C07F5/05 ,  C09K11/02 ,  C09K11/06 ,  H10K85/657 ,  H10K85/6572 ,  C09K2211/1007 ,  C09K2211/1014 ,  C09K2211/1018 ,  C09K2211/1022 ,  H10K50/11 ,  H10K50/844 ,  H10K2101/10

Abstract: An organic electroluminescence device of an embodiment 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 polycyclic compound represented by Formula 1, and long-life device characteristics may be shown.