公开(公告)号：US10249830B2

公开(公告)日：2019-04-02

申请号：US15220768

申请日：2016-07-27

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02 ,  H01L51/50 ,  C07D405/04 ,  C07D405/14

Abstract: A carbazole-based compound and an organic light-emitting device including the same, wherein the carbazole-based compound is represented by Formula 1: wherein in Formula 1, at least one selected from R1 to R9 may be a group represented by Formula 2, and rings A and B are each selected from a phenyl or a naphthyl. When at least one compound represented by Formula 1 is included as a green fluorescent host in an emission layer of an organic light-emitting device, the example OLEDs may have improved efficiencies and longer lifespans compared to the organic light-emitting devices of the related art.

公开(公告)号：US20190085001A1

公开(公告)日：2019-03-21

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: C07F7/08 ,  C09K11/06 ,  H01L51/00 ,  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：US10224491B2

公开(公告)日：2019-03-05

申请号：US14727266

申请日：2015-06-01

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/00 ,  C07D307/91 ,  C07D401/14 ,  H01L51/50

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

公开(公告)号：US10205103B2

公开(公告)日：2019-02-12

申请号：US14970016

申请日：2015-12-15

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/00 ,  C07D311/78 ,  C07D405/12 ,  C07D407/14 ,  C07D407/12 ,  H01L51/50

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

公开(公告)号：US20180366647A1

公开(公告)日：2018-12-20

申请号：US15868293

申请日：2018-01-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Mieun Jun ,  Jongwoo Kim ,  Youngkook Kim ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07C211/54 ,  C07F7/08

Abstract: Provided are a condensed cyclic compound and an organic light-emitting device including the same. The organic light-emitting device may include a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode. The organic layer may include the condensed cyclic compound represented by Formula 1: In Formula 1, rings A1, A2, and A3 may each be independently a C5-C60 carbocyclic group or a C2-C30 heterocyclic group, and n1 to n3 may each be independently 0 or 1, provided that the sum of n1, n2, and n3 is 1. In addition, the descriptions of X1, L1 to L9, a1 to a9, Ar1 to Ar6, b1 to b6, R1 to R3, and c1 to c3 are as defined in the present specification.

公开(公告)号：US10147884B2

公开(公告)日：2018-12-04

申请号：US15147785

申请日：2016-05-05

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: C09K11/06 ,  H01L51/00 ,  C09K11/02 ,  H01L51/52 ,  H01L51/50

Abstract: According to one or more embodiments, 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 may include a first compound represented by Formula 1 and a second compound represented by one selected from Formula 2-1 to 2-4:

公开(公告)号：US20180331305A1

公开(公告)日：2018-11-15

申请号：US15867649

申请日：2018-01-10

Applicant: Samsung Display Co., Ltd.

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

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

CPC classification number: H01L51/0087 ,  C07F15/0086 ,  C09K11/06 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/185 ,  H01L51/5024 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096

Abstract: Provided are an organometallic compound and an organic light-emitting device including the organometallic compound. The organometallic compound may be represented by Formula 1. In Formula 1, L1 may be a ligand represented by Formula 2A or 2B, and L2 may be a monovalent organic ligand or a divalent organic ligand.

公开(公告)号：US10096780B2

公开(公告)日：2018-10-09

申请号：US15246141

申请日：2016-08-24

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/00 ,  C07F9/6571 ,  C09K11/06 ,  H01L51/50

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 and including an emission layer, wherein the organic layer includes: i) a hole transport region between the first electrode and the emission layer, and including at least one selected from a hole injection layer, a hole transport layer, an emission auxiliary layer, and an electron blocking layer, and ii) an electron transport region between the emission layer and the second electrode and including an electron transport layer, in addition to at least one selected from a hole blocking layer, an electron control layer, a buffer layer, and an electron injection layer, wherein the electron transport region includes a compound represented by Formula 1:

公开(公告)号：US10090474B2

公开(公告)日：2018-10-02

申请号：US15649691

申请日：2017-07-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngkook Kim ,  Soobyung Ko ,  Jongwoo Kim ,  Sanghyun Han ,  Seokhwan Hwang

IPC: H01L51/00 ,  C07C211/61 ,  C07D495/10 ,  C07D493/10 ,  C07D471/10 ,  C07D333/76 ,  C07D307/91 ,  C07D213/74 ,  C07F7/08 ,  C07B59/00 ,  H01L51/52 ,  H01L51/50

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

公开(公告)号：US09966543B2

公开(公告)日：2018-05-08

申请号：US14690029

申请日：2015-04-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngkook Kim ,  Jongwoo Kim ,  Junha Park ,  Hyejin Jung ,  Seokhwan Hwang

IPC: C07D307/91 ,  C07D405/04 ,  C07D405/14 ,  C07D407/04 ,  C07D407/14 ,  C07D409/14 ,  C07D493/06 ,  H01L51/00 ,  C07D307/77 ,  C09K11/06 ,  H01L25/04 ,  H01L51/50

CPC classification number: H01L51/0073 ,  C07D307/77 ,  C07D307/91 ,  C07D405/04 ,  C07D405/14 ,  C07D407/04 ,  C07D407/14 ,  C07D409/14 ,  C07D493/06 ,  C09K11/06 ,  C09K2211/1033 ,  C09K2211/1048 ,  C09K2211/1088 ,  H01L25/046 ,  H01L51/0054 ,  H01L51/0072 ,  H01L51/5012

Abstract: A compound, an organic light-emitting device, and a flat panel display apparatus, the compound being represented by the following Formula 1: