公开(公告)号：US20210104683A1

公开(公告)日：2021-04-08

申请号：US17028894

申请日：2020-09-22

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunyoung KIM ,  Minje KIM ,  Eungdo KIM ,  Hyojeong KIM ,  Hyosup SHIN ,  Seokgyu YOON ,  Youngki LEE ,  Jungsub LEE ,  Jiyoung LEE ,  Hyejin JUNG ,  Kunwook CHO ,  Hyeongu CHO ,  Minsoo CHOI ,  Youngeun CHOI ,  Hyein JEONG

IPC: H01L51/00 ,  H01L51/50

Abstract: An organic light-emitting device and an apparatus including the same are disclosed. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode. The organic layer includes an emission layer, the emission layer includes a first compound, a second compound, a third compound, and a fourth compound, the first compound is represented by Formula 1, the second compound is represented by Formula 2, the third compound is represented by Formula 3, the fourth compound is represented by any one of Formulae 4-1 to 4-3, each as respectively described in the detailed description.

公开(公告)号：US20210104682A1

公开(公告)日：2021-04-08

申请号：US16919858

申请日：2020-07-02

Applicant: Samsung Display Co., Ltd.

Inventor： Hyosup SHIN ,  Minje KIM ,  Eungdo KIM ,  Hyunyoung KIM ,  Hyojeong KIM ,  Seokgyu YOON ,  Youngki LEE ,  Jungsub LEE ,  Jiyoung LEE ,  Hyejin JUNG ,  Kunwook CHO ,  Hyeongu CHO ,  Minsoo CHOI ,  Youngeun CHOI ,  Jaejin LYU

IPC: H01L51/00 ,  C09K11/06

Abstract: An organic light-emitting device includes a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer, and the emission layer includes a first compound as a hole transport compound, a second compound as an electron transport compound, a third compound as a metal complex compound, and a fourth compound as a boron-based compound.

公开(公告)号：US20210104681A1

公开(公告)日：2021-04-08

申请号：US16859894

申请日：2020-04-27

Applicant: Samsung Display Co., Ltd.

Inventor： Hyojeong KIM ,  Minje KIM ,  Eungdo KIM ,  Hyunyoung KIM ,  Hyosup SHIN ,  Seokgyu YOON ,  Youngki LEE ,  Jungsub LEE ,  Jiyoung LEE ,  Hyejin JUNG ,  Kunwook CHO ,  Hyeongu CHO ,  Minsoo CHOI ,  Youngeun CHOI ,  Jaejin LYU

IPC: H01L51/00 ,  C09K11/06

Abstract: An organic light-emitting device having improved efficiency and lifespan includes: a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer, the emission layer includes a first compound, a second compound, a third compound, and a fourth compound, the first compound, the second compound, the third compound, and the fourth compound are different from each other, the third compound includes a metal element having an atomic number of 40 or more, the fourth compound includes boron (B), the third compound and the fourth compound each satisfy Conditions 1-1 and 1-2 below, and the fourth compound satisfies Condition 2 or 3: T1(C3)onset≥S1(C4)onset  Condition 1-1 T1(C3)max≥S1(C4)max  Condition 1-2 KRISC(C4)≥103S−1  Condition 2 f(C4)≥0.1.  Condition 3

公开(公告)号：US20180287090A1

公开(公告)日：2018-10-04

申请号：US15838654

申请日：2017-12-12

Applicant: SAMSUNG DISPLAY CO., LTD. ,  KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION

Inventor： Shuri SATO ,  Nobutaka AKASHI ,  Takuma YASUDA ,  Jiyoung LEE

IPC: H01L51/50 ,  C07F9/6568 ,  C07F9/6571 ,  C07F9/53

Abstract: A phosphorus-containing compound and an organic electroluminescence device including the same, the phosphorus-containing compound being represented by the following Formula 1: