公开(公告)号：US10954254B2

公开(公告)日：2021-03-23

申请号：US15870494

申请日：2018-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soobyung Ko ,  Mieun Jun ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/50 ,  C07F7/10 ,  C07D417/04 ,  C07D413/04 ,  C07D409/04 ,  C07D405/04 ,  C07D401/14 ,  H01L51/00 ,  C09K11/06 ,  C07F7/08

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, the organic layer comprising an emission layer comprising the heterocyclic compound of Formula 1 as a host or as a delayed fluorescent dopant. The organic light-emitting device including the heterocyclic compound may have a low driving voltage and excellent maximum quantum efficiency:

公开(公告)号：US10854823B2

公开(公告)日：2020-12-01

申请号：US15665536

申请日：2017-08-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyoyoung Lee ,  Junha Park ,  Munki Sim ,  Eunjae Jeong ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07D491/056 ,  C07F9/6561 ,  C07D495/04 ,  C07D519/00 ,  H01L51/52 ,  H01L51/50

Abstract: Provided are a heterocyclic compound and an organic light-emitting device including the same. The heterocyclic compound is represented by Formula 1:

公开(公告)号：US10818851B2

公开(公告)日：2020-10-27

申请号：US15017460

申请日：2016-02-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junha Park ,  Youngkook Kim ,  Sungsoo Bae ,  Munki Sim ,  Eunyoung Lee ,  Hyoyoung Lee ,  Eunjae Jeong ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07F9/655 ,  C07D319/24 ,  C07F9/6558 ,  H01L51/50

Abstract: Provided are a condensed cyclic compound and an organic light-emitting device including the same. The material is represented by the formula A2-(A1)n1, wherein A2 may be selected from groups represented by Formula 2, A1 may be selected from groups represented by Formulae 2-1 to 2-4, and n1 may be an integer selected from 1 to 5: Organic light-emitting devices manufactured using this material were found to have lower driving voltages, higher brightness values, higher efficiencies, and longer half-lifespans.

公开(公告)号：US10800796B2

公开(公告)日：2020-10-13

申请号：US15958642

申请日：2018-04-20

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Soo-byung Ko ,  Mieun Jun ,  Sungbum Kim ,  Mina Jeon ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07F7/08 ,  C09K11/06 ,  H01L51/50

Abstract: An aromatic compound which improves emission efficiency and an organic electroluminescence device including the same are provided. The organic electroluminescence device includes: a first electrode; a second electrode opposite to the first electrode; and a plurality of organic layers between the first electrode and the second electrode, where at least one organic layer among the plurality of organic layers includes the aromatic compound. The aromatic compound is represented by Formula 1 below.

公开(公告)号：US10720585B2

公开(公告)日：2020-07-21

申请号：US15394476

申请日：2016-12-29

Applicant: Samsung Display Co., Ltd

Inventor： Junha Park ,  Eunyoung Lee ,  Youngkook Kim ,  Munki Sim ,  Hyoyoung Lee ,  Eunjae Jeong ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07D471/14 ,  H01L51/50 ,  H01L27/32

Abstract: A compound is represented by Formula 1 and an organic light-emitting device including the same: wherein Formula 1 is the same as described above.

公开(公告)号：US10593887B2

公开(公告)日：2020-03-17

申请号：US15618982

申请日：2017-06-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junha Park ,  Youngkook Kim ,  Munki Sim ,  Hyoyoung Lee ,  Eunjae Jeong ,  Seokhwan Hwang

IPC: H01L51/50 ,  H01L51/00 ,  C07D498/14 ,  C07D513/14 ,  C07D519/00 ,  C07F9/6561 ,  C09K11/02 ,  C09K11/06 ,  H01L51/52

Abstract: A condensed cyclic compound represented by Formula 1 and an organic light-emitting apparatus including the same.

公开(公告)号：US10553799B2

公开(公告)日：2020-02-04

申请号：US15395801

申请日：2016-12-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junha Park ,  Youngkook Kim ,  Munki Sim ,  Hyoyoung Lee ,  Eunjae Jeong ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07D241/38 ,  C07D403/04 ,  C07D403/10 ,  C07D405/04 ,  C07D409/10 ,  C07F9/6509 ,  C07F9/6558 ,  C09K11/06 ,  C07D401/14 ,  C07D401/10 ,  C07D405/10 ,  H01L51/50

Abstract: A condensed cyclic compound represented by Formula 1 and an organic light-emitting device including the same.

公开(公告)号：US10519174B2

公开(公告)日：2019-12-31

申请号：US14618895

申请日：2015-02-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyungseok Jang ,  Jongwoo Kim ,  Jino Lim ,  Youngkook Kim ,  Seokhwan Hwang ,  Mikyung Kim

IPC: H01L51/00 ,  C07F7/30 ,  H01L51/50

Abstract: An amine-based compound and an organic light-emitting device including the same, the amine-based compound being represented by Formula 1, below:

公开(公告)号：US10428090B2

公开(公告)日：2019-10-01

申请号：US16054976

申请日：2018-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： Mieun Jun ,  Soobyung Ko ,  Haejin Kim ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L29/08 ,  H01L35/24 ,  H01L51/00 ,  C07F7/08 ,  H01L51/50

Abstract: A condensed-cyclic compound and an organic light-emitting device including the same are provided. The compound is represented by the formula wherein ring A, ring B, and ring C are each independently selected from a C5-C30 carbocyclic group and a C1-C30 heterocyclic group, each of L1 to L9 is independently selected from a substituted or unsubstituted C3-C10 cycloalkylene group, a substituted or unsubstituted C1-C10 heterocycloalkylene group, a substituted or unsubstituted C3-C10 cycloalkenylene group, a substituted or unsubstituted C1-C10 heterocycloalkenylene group, a substituted or unsubstituted C6-C60 arylene group, a substituted or unsubstituted C1-C60 heteroarylene group, a substituted or unsubstituted divalent non-aromatic condensed polycyclic group, and a substituted or unsubstituted divalent non-aromatic condensed heteropolycyclic group, and each of Ar1 to Ar6, R1 to R3, R11, and R12 are further defined. The compound may be incorporated into one or more layers of an organic light-emitting diode device.

公开(公告)号：US20190288220A1

公开(公告)日：2019-09-19

申请号：US16351862

申请日：2019-03-13

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L51/00 ,  H01L51/50 ,  H01L27/32

Abstract: An organic light-emitting device including a hole transport region including two or more different hole transport compounds has a low driving voltage, a high efficiency, and an unexpectedly long life span.