公开(公告)号：US12201008B2

公开(公告)日：2025-01-14

申请号：US17451303

申请日：2021-10-18

Applicant: Samsung Display Co., Ltd.

Inventor： Chanseok Oh ,  Mun-Ki Sim ,  Seran Kim ,  Jang Yeol Baek ,  Minjung Jung

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

Abstract: Provided is a light emitting device including: 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 organic layer selected from among the plurality of organic layers includes a condensed polycyclic compound represented by Formula 1, and the first electrode and the second electrode each independently include at least one selected from among Ag, Mg, Cu, Al, Pt, Pd, Au, Ni, Nd, Ir, Cr, Li, Ca, LiF/Ca, LiF/AI, Mo, Ti, In, Sn, Zn, Yb, W, a compound of two or more thereof, a mixture of two or more thereof, and an oxide thereof.

公开(公告)号：US11950508B2

公开(公告)日：2024-04-02

申请号：US17443429

申请日：2021-07-26

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L51/50 ,  H10K85/60 ,  H10K50/11 ,  H10K101/10

CPC classification number: H10K85/6572 ,  H10K85/626 ,  H10K85/633 ,  H10K85/636 ,  H10K85/6574 ,  H10K50/11 ,  H10K2101/10

Abstract: A light emitting device includes a first electrode, a second electrode, and at least one emission layer between the first electrode and the second electrode and includes at least one polycyclic compound represented by Formula 1 below, thereby exhibiting long service life characteristics. In Formula 1, the substituents are the same as defined in the detailed description.

公开(公告)号：US20220310923A1

公开(公告)日：2022-09-29

申请号：US17564165

申请日：2021-12-28

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

Abstract: A light emitting element includes a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode and including a polycyclic compound represented by Formula 1 below, thereby exhibiting high luminous efficiency characteristics. In Formula 1, the substituents are the same as defined in the Detailed Description.