公开(公告)号：US10381596B2

公开(公告)日：2019-08-13

申请号：US15973289

申请日：2018-05-07

Applicant: Samsung Display Co., Ltd.

Inventor： Eunjae Jeong ,  Youngkook Kim ,  Yohan Kim ,  Esu Kim ,  Jongwoo Kim ,  Jangyeol Baek ,  Wonmin Yun ,  Sanghyun Han ,  Seokhwan Hwang

IPC: H01L51/52 ,  C07D221/14 ,  C07D401/10 ,  H01L27/32 ,  H01L51/00

Abstract: An organic light-emitting display apparatus includes a substrate, an organic light-emitting device disposed above the substrate, and an encapsulation unit disposed above the organic light-emitting device and sealing the organic light-emitting device, wherein the encapsulation unit includes a compound represented by Formula 1. [R1-(L1)a1]b1-(Ar1)c1-[(L2)a2-R2]b2.  Formula 1

公开(公告)号：US12052917B2

公开(公告)日：2024-07-30

申请号：US16541519

申请日：2019-08-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Munki Sim ,  Soobyung Ko ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Chanseok Oh ,  Hyoyoung Lee

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06 ,  H05B33/14 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K85/30

CPC classification number: H10K85/657 ,  C07F5/02 ,  C09K11/06 ,  H05B33/14 ,  H10K85/322 ,  H10K85/631 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171

Abstract: An 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 and including an emission layer, the organic layer including a heterocyclic compound that includes boron and nitrogen.

公开(公告)号：US11882758B2

公开(公告)日：2024-01-23

申请号：US17029748

申请日：2020-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Minjung Jung ,  Seokhwan Hwang ,  Sunyoung Pak ,  Hankyu Pak ,  Jangyeol Baek ,  Munki Sim ,  Chanseok Oh

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

CPC classification number: H10K85/322 ,  C07F5/027 ,  C09K11/06 ,  H10K85/657 ,  C09K2211/1018 ,  H10K50/11

Abstract: A heterocyclic compound may be represented by Formula 1:




where Formula 1 is the same as described herein. An organic light-emitting device including the heterocyclic compound in, for example, an emission layer may have excellent driving voltage, luminescence efficiency, and external quantum yield.

公开(公告)号：US11641754B2

公开(公告)日：2023-05-02

申请号：US15908542

申请日：2018-02-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jongwoo Kim ,  Jangyeol Baek ,  Eunjae Jeong ,  Sanghyun Han ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/52 ,  H01L51/50 ,  H01L51/00 ,  C09K11/06

Abstract: An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, an organic layer between the first electrode and the second electrode and including an emission layer, and at least one of a first layer and a second layer, wherein the first layer is positioned in a path where light generated in the emission layer is transmitted to the outside through the first electrode and the second layer is positioned in a path where the light generated in the emission layer is transmitted to the outside through the second electrode. The first layer and the second layer each include a compound having a certain formula and absorbing external ultraviolet rays to prevent or reduce the ultraviolet (UV) rays from transmitting therethrough.

公开(公告)号：US11532794B2

公开(公告)日：2022-12-20

申请号：US17013654

申请日：2020-09-07

Applicant: Samsung Display Co., Ltd.

Inventor： Chanseok Oh ,  Sunyoung Pak ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Munki Sim ,  Hyoyoung Lee ,  Minjung Jung

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/05 ,  H01L51/52 ,  C09K11/06 ,  H01L51/42

Abstract: A compound of Formula 1, as disclosed herein, is useful in an organic light emitting device and apparatuses including the same.

公开(公告)号：US11289657B2

公开(公告)日：2022-03-29

申请号：US16362416

申请日：2019-03-22

Applicant: Samsung Display Co., Ltd.

Inventor： Eunjae Jeong ,  Jongwoo Kim ,  Jangyeol Baek ,  Sanghyun Han ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07D405/10 ,  C07D405/14 ,  C07D409/10 ,  C07D409/14 ,  C07D417/14 ,  C07D417/04 ,  C07D405/04 ,  H01L51/50 ,  H01L51/52 ,  H01L51/56

Abstract: Provided are a heterocyclic compound and an organic light-emitting device including the same. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer that is between the first electrode and the second electrode, the organic layer including an emission layer and at least one of the heterocyclic compound.

公开(公告)号：US11271168B2

公开(公告)日：2022-03-08

申请号：US15870360

申请日：2018-01-12

Applicant: Samsung Display Co., Ltd. ,  Industry-Academic Cooperation Foundation Gyeongsang National University

Inventor： Mikyung Kim ,  Yunhi Kim ,  Soonki Kwon ,  Jangyeol Baek

IPC: H01L51/50 ,  H01L51/00 ,  C07F9/6584 ,  C09K11/02 ,  C09K11/06

Abstract: A heterocyclic compound and an organic light-emitting device including the same are provided. The heterocyclic compound may be represented by Formula 1. The substituents and variables of Formula 1 may be as defined in the present disclosure. The organic light-emitting device including the heterocyclic compound represented by Formula 1 may have a low driving voltage, high current density, and high efficiency.

公开(公告)号：US11192858B2

公开(公告)日：2021-12-07

申请号：US16208555

申请日：2018-12-03

Applicant: Samsung Display Co., Ltd.

Inventor： Jangyeol Baek ,  Jongwoo Kim ,  Eunjae Jeong ,  Sanghyun Han ,  Youngkook Kim ,  Seokhwan Hwang

IPC: C07D209/88 ,  C07D405/14 ,  C07D405/04 ,  H01L51/00 ,  H01L51/50

Abstract: Provided are a diamine-based compound having a certain formula and an organic light-emitting device including the same.

公开(公告)号：US20210280798A1

公开(公告)日：2021-09-09

申请号：US17031774

申请日：2020-09-24

Applicant: Samsung Display Co,. Ltd.

Inventor： Sunyoung Pak ,  Seokhwan Hwang ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Chanseok Oh ,  Hyoyoung Lee

IPC: H01L51/00

Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and including an emission layer; and a heterocyclic compound represented by Formula 1, as defined herein.

公开(公告)号：US20190115543A1

公开(公告)日：2019-04-18

申请号：US15968541

申请日：2018-05-01

Applicant: Samsung Display Co., Ltd.

Inventor： Youngkook Kim ,  Jongwoo Kim ,  Jangyeol Baek ,  Eunjae Jeong ,  Sanghyun Han ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07D403/12

Abstract: Provided is an amine-based compound represented by one of Formulae 1-1 and 1-2. An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer disposed between the first electrode and the second electrode, where the organic layer includes an emission layer and at least one amine-based compound described above.