公开(公告)号：US20200266362A1

公开(公告)日：2020-08-20

申请号：US16866460

申请日：2020-05-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hwan-Hee Cho ,  Myeong-Suk Kim ,  Sung-Wook Kim ,  Se-Hun Kim ,  Jin-Soo Hwang

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

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 first compound, a second compound, a third compound, and a fourth compound, and the first compound to the fourth compound satisfy Equations 1 to 8: E1,LUMO≥E2,LUMO+0.15 electron volts(eV)  Equation 1 E1,HOMO≥E2,HOMO+0.15 eV  Equation 2 E1,T1≥E4,T1  Equation 3 E2,T1≥E4,T1  Equation 4 E3,T1≥E4,T1  Equation 5 E3,LUMO≥E2,LUMO+0.1 eV  Equation 6 −5.6 eV≥E3,HOMO  Equation 7 Egap1≥Egap3.  Equation 8

公开(公告)号：US20200058878A1

公开(公告)日：2020-02-20

申请号：US16657978

申请日：2019-10-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hwan-Hee Cho ,  Myeong-Suk Kim ,  Hee-Yeon Kim ,  Chang-Woong Chu

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02 ,  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, the organic layer including an emission layer, wherein the organic layer may include a first compound represented by one selected from Formulae 1-1 and 1-2, and a second compound represented by Formula 2:

公开(公告)号：US10230053B2

公开(公告)日：2019-03-12

申请号：US15011129

申请日：2016-01-29

Applicant: SAMSUNG DISPLAY CO., LTD. ,  DOOSAN CORPORATION

Inventor： Myeong-Suk Kim ,  Sung-Wook Kim ,  Hwan-Hee Cho ,  Sang-Woo Lee ,  Chang-Woong Chu ,  Tae-Hyung Kim ,  Ho-Cheol Park ,  Chang-Jun Lee ,  Young-Bae Kim ,  Hoe-Moon Kim

IPC: H01L51/54 ,  H01L51/00 ,  H01L51/50

Abstract: An organic light-emitting device includes: a first electrode; a second electrode opposite the first electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the emission layer and the second electrode, the electron transport region including an electron control layer, wherein the hole transport region includes at least one compound selected from a first compound represented by Formula 1 and a second compound represented by Formula 2, and the electron control layer includes a third compound represented by Formula 3:

公开(公告)号：US09917262B2

公开(公告)日：2018-03-13

申请号：US14707894

申请日：2015-05-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hwan-Hee Cho ,  Myeong-Suk Kim ,  Sung-Wook Kim ,  Jae-Yong Lee ,  Chang-Woong Chu

IPC: H01L51/00 ,  H01L51/50

CPC classification number: H01L51/0072 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0059 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0094 ,  H01L51/5016 ,  H01L2251/5384

Abstract: An organic light-emitting device including 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; wherein the emission layer includes a first host represented by the following Formula 1, and a second host represented by the following Formula 2:

公开(公告)号：US09896621B2

公开(公告)日：2018-02-20

申请号：US14923850

申请日：2015-10-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Myeong-Suk Kim ,  Tae-Kyung Kim ,  Sung-Wook Kim ,  Hwan-Hee Cho ,  Chang-Woong Chu

IPC: C09K11/02 ,  H01L51/00 ,  C07C211/43 ,  C07D403/10 ,  C07C211/61 ,  C07D401/14 ,  C07C211/49 ,  C07C211/44 ,  H01L51/50

CPC classification number: C09K11/025 ,  C07C211/43 ,  C07C211/44 ,  C07C211/49 ,  C07C211/61 ,  C07D401/14 ,  C07D403/10 ,  H01L51/0052 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088

Abstract: An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, an emission layer between the first electrode and the second electrode, a hole transport region between the first electrode and the emission layer, and an electron transport region between the second electrode and the emission layer. The hole transport region includes a first compound represented by one of Formulae 1A, 1B, and 1C, and the electron transport region includes a second compound represented by one of Formulae 40A and 40B:

公开(公告)号：US20170186969A1

公开(公告)日：2017-06-29

申请号：US15390210

申请日：2016-12-23

Applicant: Samsung Display Co., Ltd.

Inventor： Myeong-Suk Kim ,  Sung-Wook Kim ,  Hwan-Hee Cho ,  Jin-Soo Hwang ,  Chang-Woong Chu

IPC: H01L51/00 ,  C09K11/02

CPC classification number: H01L51/0067 ,  C09K11/025 ,  H01L51/0052 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5004 ,  H01L51/5016

Abstract: According to one or more embodiments, 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. The organic layer includes a first compound represented by Formula 1 and a second compound represented by one selected from Formulae 2-1 to 2-3:

公开(公告)号：US20170170403A1

公开(公告)日：2017-06-15

申请号：US15372042

申请日：2016-12-07

Applicant: Samsung Display Co., Ltd.

Inventor： Hwan-Hee Cho ,  Myeong-Suk Kim ,  Jae-Yong Lee ,  Hye-In Jeong

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

CPC classification number: H01L51/0067 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1048 ,  C09K2211/1051 ,  C09K2211/1062 ,  C09K2211/1066 ,  C09K2211/1077 ,  C09K2211/1081 ,  C09K2211/1096 ,  H01L51/0052 ,  H01L51/0059 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0085 ,  H01L51/5016 ,  H01L51/5064 ,  H01L2251/5384

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, wherein the organic layer includes a first compound represented by Formula 1, a second compound represented by Formula 2, and a third compound represented by one of Formulae 3-1 to 3-4. The organic light-emitting device may have high efficiency and a long lifespan.

公开(公告)号：US20170155054A1

公开(公告)日：2017-06-01

申请号：US15247707

申请日：2016-08-25

Applicant: SAMSUNG DISPLAY CO., LTD. ,  DUK SAN NEOLUX CO., LTD.

Inventor： Myeong-Suk Kim ,  Hwan-Hee Cho ,  Hee-Yeon Kim ,  Chang-Woong Chu ,  Bum-Sung Lee ,  Jung-Hwan Park

IPC: H01L51/00 ,  C09K11/02

CPC classification number: H01L51/0071 ,  C07D209/86 ,  C07D403/04 ,  C07D405/14 ,  C07D487/04 ,  C07D493/04 ,  C07D495/04 ,  C09B1/00 ,  C09B23/148 ,  C09B47/062 ,  C09B47/0673 ,  C09B57/00 ,  C09B57/001 ,  C09B57/008 ,  C09B57/10 ,  C09K11/025 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/5012 ,  H01L51/5056 ,  H01L2251/308

Abstract: An organic light-emitting device including: 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, wherein the organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2: When the first compound represented by Formula 1 is included in the emission layer and the second compound represented by Formula 2 is included in the first layer, an organic light-emitting device according to an embodiment of the present disclosure may have high efficiency and a long lifespan.

公开(公告)号：US09634257B2

公开(公告)日：2017-04-25

申请号：US14224015

申请日：2014-03-24

Applicant: SAMSUNG DISPLAY CO., LTD. ,  SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION

Inventor： Se-Hun Kim ,  Mi-Kyung Kim ,  Jong-In Hong ,  Dong-Hyun Kim ,  Seong-Jin Jeong ,  Hwan-Hee Cho ,  Chang-Woong Chu

IPC: H01L51/50 ,  H01L51/00 ,  C09K11/06 ,  C07D401/10 ,  C07D235/14

CPC classification number: H01L51/006 ,  C07D235/14 ,  C07D401/10 ,  C09K11/06 ,  H01L51/0061 ,  H01L51/0072 ,  H01L2251/308

Abstract: A heterocyclic compound of Formula 1 below and an organic light-emitting device including the same are provided. X1 to X4, L1, L2, n, m, and Ar1 to, Ar4 in Formula 1 are defined as in the specification.

公开(公告)号：US09496501B2

公开(公告)日：2016-11-15

申请号：US14073958

申请日：2013-11-07

Applicant: SAMSUNG DISPLAY CO., LTD. ,  Industry-Academic Cooperation Foundation Gyeongsang National University

Inventor： Se-Hun Kim ,  Dong-Hyun Kim ,  Hwan-Hee Cho ,  Mi-Kyung Kim ,  Chang-Woong Chu ,  Yun-Ji Lee ,  Yun-Hi Kim ,  Soon-Ki Kwon

IPC: H01L51/00 ,  H01L51/50

CPC classification number: H01L51/0058 ,  H01L51/0054 ,  H01L51/006 ,  H01L51/0072 ,  H01L51/0094 ,  H01L51/5012 ,  H01L2251/308

Abstract: An organic light-emitting diode, comprising a substrate; a first electrode on the substrate; a second electrode disposed opposite to the first electrode; and an emission layer between the first electrode and the second electrode, the emission layer including an anthracene-based compound represented by Formula 1, below, and a condensed cyclic compound represented by Formula 20, below: