公开(公告)号：US10340462B2

公开(公告)日：2019-07-02

申请号：US15085729

申请日：2016-03-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngkook Kim ,  Kwanghyun Kim ,  Jongwoo Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  H01L51/50 ,  C07D209/80 ,  C07D401/10 ,  C07D401/12 ,  C07D403/10 ,  C07D405/04 ,  C07D405/10 ,  C07D405/12

Abstract: A compound represented by Formula 1, and an organic light-emitting device including the compound: In Formula 1, when L1 and/or L2 is a phenyl group, a pyridyl group, a pyrimidyl group, and/or a 1,3,5-triazinyl group having binding sites that are ortho- or meta- to each other, and the compound of Formula 1 is included the second hole transport layer (HTL2), the efficiency and luminance half-life of a device may increase due to the HTL2 having a higher T1 (e.g., triplet) energy level compared to examples in the related art using a para-substituted phenyl linker.

公开(公告)号：US20190055187A1

公开(公告)日：2019-02-21

申请号：US15870782

申请日：2018-01-12

Applicant: SAMSUNG DISPLAY CO. LTD.

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

IPC: C07C211/61 ,  C07D307/91 ,  H01L51/00 ,  C09K11/06 ,  H01L51/50

Abstract: An amine-based compound represented by Formula 1, in which one of R1 to R10 is a group represented by Formula 2, and an organic light-emitting device including the same are provided: When the amine-based compound is included in an organic light-emitting device as a hole transport material, the device may exhibit excellent I-V-L characteristics, including a low driving voltage, improved efficiency, and improved lifespan.

公开(公告)号：US20190044072A1

公开(公告)日：2019-02-07

申请号：US15866885

申请日：2018-01-10

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/52 ,  C07D471/04 ,  C07F9/53

Abstract: A condensed cyclic compound and an organic light-emitting device, the compound being represented by Formula 1:

公开(公告)号：US20190027699A1

公开(公告)日：2019-01-24

申请号：US15868949

申请日：2018-01-11

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: Provided are an organometallic compound represented by Formula 1 and an organic light-emitting device including the same. The organic light-emitting device includes: a first electrode; a second electrode; an organic layer disposed between the first electrode and the second electrode, the organic layer including an emission layer and the organometallic compound represented by Formula 1.

公开(公告)号：US10026906B2

公开(公告)日：2018-07-17

申请号：US14789672

申请日：2015-07-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyejin Jung ,  Sooyon Kim ,  Youngkook Kim ,  Sanghyun Han ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07D311/78 ,  C09K11/02 ,  C09K11/06 ,  C07D407/14 ,  C07F7/08 ,  H01L51/50

CPC classification number: H01L51/0061 ,  C07D311/78 ,  C07D407/14 ,  C07F7/0812 ,  C07F7/0814 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1088 ,  C09K2211/1092 ,  H01L51/0073 ,  H01L51/0081 ,  H01L51/5016

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, the organic layer including an emission layer and a condensed cyclic compound of Formula 1. The emission layer includes a host and a dopant, and the condensed cyclic compound acts as the dopant.

公开(公告)号：US20180166637A1

公开(公告)日：2018-06-14

申请号：US15841021

申请日：2017-12-13

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L51/00 ,  C09K11/06 ,  C07D209/86 ,  C07F5/04

CPC classification number: H01L51/0072 ,  C07C225/22 ,  C07C2603/18 ,  C07C2603/24 ,  C07C2603/42 ,  C07C2603/50 ,  C07D209/86 ,  C07D307/91 ,  C07D401/14 ,  C07D403/14 ,  C07F5/02 ,  C07F5/025 ,  C07F5/04 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1018 ,  C09K2211/1029 ,  C09K2211/188 ,  H01L27/3244 ,  H01L51/0052 ,  H01L51/006 ,  H01L51/0077 ,  H01L51/008 ,  H01L51/5012 ,  H01L51/5024 ,  H01L51/5036 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096 ,  H01L2251/5384

Abstract: Provided is a compound represented by Formula 1 below: wherein Formula 1 is described in the detailed description.

公开(公告)号：US09876179B2

公开(公告)日：2018-01-23

申请号：US14809161

申请日：2015-07-24

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/50 ,  H01L51/00

CPC classification number: H01L51/0072 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0073 ,  H01L51/0077 ,  H01L51/5012 ,  H01L51/506 ,  H01L51/5072 ,  H01L51/5088

Abstract: An organic light-emitting device including: 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 including an emission layer, wherein the organic layer further includes: i) a hole transport region between the first electrode and the emission layer, the hole transport region including at least one selected from a hole transport layer, a hole injection layer, and a buffer layer, and ii) an electron transport region between the emission layer and the second electrode, the electron transport region including an electron transport layer and at least one selected from a hole blocking layer and an electron injection layer; and wherein the electron transport region includes a compound represented by Formula 1 or a compound represented by Formula 2:

公开(公告)号：US09871208B2

公开(公告)日：2018-01-16

申请号：US14631181

申请日：2015-02-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eunyoung Lee ,  Jino Lim ,  Youngkook Kim ,  Junha Park ,  Eunjae Jeong ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07D401/10 ,  C07F9/576 ,  C07D405/10 ,  C07D401/04 ,  C07D221/18 ,  C07F9/6558 ,  C07F9/6568 ,  H01L51/50 ,  H01L51/52

CPC classification number: H01L51/0072 ,  C07D221/18 ,  C07D401/04 ,  C07D401/10 ,  C07D405/10 ,  C07F9/5765 ,  C07F9/65583 ,  C07F9/65683 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/0067 ,  H01L51/5072 ,  H01L51/5221

Abstract: A condensed cyclic compound and an organic light-emitting device including the condensed cyclic compound, the condensed cyclic compound being represented by one of Formulae 1-1 to 1-8 described herein.

公开(公告)号：US09809743B2

公开(公告)日：2017-11-07

申请号：US14713185

申请日：2015-05-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kwanghyun Kim ,  Sooyon Kim ,  Youngkook Kim ,  Haejin Kim ,  Seokhwan Hwang

IPC: C09K11/06 ,  C07F5/02 ,  H05B33/14 ,  H01L51/00 ,  C07F7/08 ,  H01L51/50

CPC classification number: C09K11/06 ,  C07F5/02 ,  C07F7/081 ,  C07F7/0812 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1088 ,  C09K2211/1092 ,  H01L51/0055 ,  H01L51/006 ,  H01L51/008 ,  H01L51/0081 ,  H01L51/5012 ,  H05B33/14

Abstract: A condensed cyclic compound is represented by Formula 1: where R1 to R12 are as defined in the specification and at least one of R1 to R12 is a group represented by Formula 2, and at least one of R1 to R12 is a group represented by Formula 3; where L1, L2, Ar1 to Ar4, a1 and a1 are as defined in the specification. An organic light-emitting device including the condensed cyclic compound.

公开(公告)号：US20170117482A1

公开(公告)日：2017-04-27

申请号：US15152540

申请日：2016-05-11

Applicant: Samsung Display Co., Ltd.

Inventor： Youngkook Kim ,  Sooyon Kim ,  Jongwoo Kim ,  Seokhwan Hwang ,  Jeonga Oh

IPC: H01L51/00 ,  C07D223/18 ,  C07D405/12 ,  C07D409/12 ,  C07D471/04 ,  C07D401/04 ,  C07D403/12 ,  C07F7/08 ,  C07D405/04 ,  C07D409/04 ,  H01L27/32 ,  C07D401/12

CPC classification number: H01L51/0061 ,  C07B59/002 ,  C07D223/18 ,  C07D401/04 ,  C07D401/12 ,  C07D403/12 ,  C07D405/04 ,  C07D405/12 ,  C07D409/04 ,  C07D409/12 ,  C07D471/04 ,  C07F7/0812 ,  H01L27/3244 ,  H01L51/0052 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0094 ,  H01L51/5056 ,  H01L51/5064 ,  H01L51/5072

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 including an emission layer, wherein the organic layer includes a compound of Formula 1: According to one or more embodiments of the present disclosure, due to the inclusion of the compound of Formula 1, characteristics of an organic light-emitting device may be improved.