公开(公告)号：US10290811B2

公开(公告)日：2019-05-14

申请号：US14508677

申请日：2014-10-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Naoyuki Ito ,  Seul-Ong Kim ,  Youn-Sun Kim ,  Dong-Woo Shin ,  Chang-Woong Chu

IPC: H01L51/00 ,  H01L51/50

Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer that is disposed between the first electrode and the second electrode and includes an emission layer, wherein the organic layer includes at least one pyrene-based compound represented by Formula 1 and at least one anthracene-based compound represented by Formula 2:

公开(公告)号：US10249829B2

公开(公告)日：2019-04-02

申请号：US15179818

申请日：2016-06-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jungsub Lee ,  Seulong Kim ,  Younsun Kim ,  Dongwoo Shin ,  Naoyuki Ito ,  Jino Lim

IPC: H01L51/00 ,  C07F9/6509 ,  C07F9/6547 ,  C07F9/6533 ,  C07F9/576 ,  C07F9/6558 ,  H01L51/52 ,  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, the organic layer including an emission layer, wherein the organic layer includes a compound represented by Formula 1: When the compound represented by Formula 1 is used as electron-transporting material, an organic light-emitting device including this compound may show significantly improved efficiency, driving voltage, high luminance, and long lifespan characteristics.

公开(公告)号：US10056562B2

公开(公告)日：2018-08-21

申请号：US15425324

申请日：2017-02-06

Applicant: Samsung Display Co., Ltd.

Inventor： Naoyuki Ito ,  Seul-Ong Kim ,  Youn-Sun Kim ,  Dong-Woo Shin ,  Jung-Sub Lee

IPC: H01L51/00 ,  H01L51/52 ,  H01L27/32 ,  H01L51/50

CPC classification number: H01L51/0072 ,  H01L27/3244 ,  H01L27/3248 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0074 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5004 ,  H01L51/5008 ,  H01L51/5016 ,  H01L51/5028 ,  H01L51/5056 ,  H01L51/506 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096 ,  H01L51/5206 ,  H01L51/5221 ,  H01L2251/5384 ,  H01L2251/552

Abstract: An organic light-emitting device includes an anode, a cathode, and an organic layer between the anode and the cathode, wherein the organic layer includes a mixed organic layer, and the mixed organic layer includes at least two different compounds, and a triplet energy of at least one compound of the at least two different compounds is 2.2 eV or higher. The organic light-emitting device according to embodiments of the present invention may have a low driving voltage, a high efficiency, and a long lifespan.

公开(公告)号：US09818950B2

公开(公告)日：2017-11-14

申请号：US14630247

申请日：2015-02-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Naoyuki Ito ,  Seulong Kim ,  Younsun Kim ,  Dongwoo Shin ,  Jungsub Lee

IPC: H01L51/00 ,  H01L51/50

CPC classification number: H01L51/0058 ,  C09B1/00 ,  C09B3/14 ,  C09B23/148 ,  C09B57/00 ,  C09B57/001 ,  C09B57/008 ,  C09B57/10 ,  H01L51/0052 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/5024 ,  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 Formula 1 and a second host represented by one of Formulae 2-1 to 2-3:

公开(公告)号：US09748510B2

公开(公告)日：2017-08-29

申请号：US14503054

申请日：2014-09-30

Applicant: Samsung Display Co., Ltd.

Inventor： Naoyuki Ito ,  Seul-Ong Kim ,  Youn-Sun Kim ,  Dong-Woo Shin ,  Jung-Sub Lee

IPC: H01L51/00 ,  H01L51/50

CPC classification number: H01L51/5096 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/0094 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5076 ,  H01L51/508

Abstract: 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 and including an emission layer; an electron transport region disposed between the second electrode and the emission layer; a mixed layer disposed between the emission layer and the electron transport region and including a first material and a second material; wherein the first material and the second material are pyrrolidine-based compounds; and triplet energy EgT1 of at least one selected from the first material and the second material is 2.2 eV or greater.

公开(公告)号：US09741947B2

公开(公告)日：2017-08-22

申请号：US14231224

申请日：2014-03-31

Applicant: Samsung Display Co., Ltd. ,  Korea Advanced Institute of Science and Technology

Inventor： Youn-Sun Kim ,  Yun-Ho Lee ,  Seul-Ong Kim ,  Dong-Woo Shin ,  Jung-Sub Lee ,  Naoyuki Ito ,  Chang-Woong Chu ,  Yeong-Eun Kim

IPC: H01L51/54 ,  C09K11/06 ,  H01L51/00 ,  H01L51/50

CPC classification number: H01L51/0091 ,  C09K11/06 ,  C09K2211/188 ,  H01L51/0058 ,  H01L51/0061 ,  H01L51/0085 ,  H01L51/0087 ,  H01L51/5016

Abstract: An organometallic complex represented by Formula 1 below and an organic light-emitting device including the same: Formula 1 is as defined in the specification.

公开(公告)号：US09728729B2

公开(公告)日：2017-08-08

申请号：US14458431

申请日：2014-08-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seul-Ong Kim ,  Youn-Sun Kim ,  Dong-Woo Shin ,  Jung-Sub Lee ,  Naoyuki Ito

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

CPC classification number: H01L51/0072 ,  H01L27/3244 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/0067 ,  H01L51/0074 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/0094 ,  H01L51/5004 ,  H01L51/5028 ,  H01L51/5096 ,  H01L2251/5384 ,  H01L2251/552

Abstract: An organic light-emitting device and a flat panel display, the device including an anode; a cathode; and an organic layer therebetween, the organic layer including an EML, the EML including a first host and a second host that are different from one another, a hole transport region between the anode and the EML, the hole transport region including at least one of a hole injection layer (HIL), a hole transport layer (HTL), a buffer layer, or an electron blocking layer (EBL), an electron transport region between the EML and the cathode, the electron transport region including at least one of a hole blocking layer (HBL), an electron transport layer (ETL), or an electron injection layer (EIL), and an intermediate layer between the EML and the electron transport region; wherein the intermediate layer includes a compound having an electron affinity of more than 0 eV and less than 2.5 eV.

公开(公告)号：US20170155058A1

公开(公告)日：2017-06-01

申请号：US15264369

申请日：2016-09-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jungsub Lee ,  Seulong Kim ,  Younsun Kim ,  Dongwoo Shin ,  Naoyuki Ito ,  Jino Lim

IPC: H01L51/00 ,  C09K11/02 ,  C07D241/38 ,  C07D403/04 ,  C07F7/08 ,  C07D279/36 ,  C07D417/04 ,  C07D265/34 ,  C07D413/04 ,  C09K11/06 ,  C07D409/04

CPC classification number: H01L51/0072 ,  C07D241/38 ,  C07D265/34 ,  C07D279/36 ,  C07D403/04 ,  C07D409/04 ,  C07D413/04 ,  C07D417/04 ,  C07F7/0816 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/185 ,  H01L51/0071 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0085 ,  H01L51/0094 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096 ,  H01L51/5206 ,  H01L51/5221

Abstract: A condensed cyclic 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 between the first electrode and the second electrode, the organic layer including an emission layer. The organic layer includes at least one condensed cyclic compound represented by Formula 1: When an organic light-emitting device includes the at least one condensed cyclic compound represented by Formula 1 in the hole transport layer or emission layer, the organic light-emitting device may have improved efficiency and long lifespan characteristics.

公开(公告)号：US09666807B2

公开(公告)日：2017-05-30

申请号：US14597779

申请日：2015-01-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seulong Kim ,  Younsun Kim ,  Dongwoo Shin ,  Jungsub Lee ,  Naoyuki Ito

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

CPC classification number: H01L51/0054 ,  C09K11/06 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0085 ,  H01L51/5016 ,  H01L51/5024 ,  H01L51/5056 ,  H01L51/5072 ,  H01L2251/308 ,  H01L2251/5384

Abstract: An organic light-emitting device including a first electrode; a second electrode opposite to 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 represented by the following Formula 1 and a second compound represented by the following Formula 2:

公开(公告)号：US20170077427A1

公开(公告)日：2017-03-16

申请号：US15227932

申请日：2016-08-03

Applicant: Samsung Display Co., Ltd. ,  Korea Advanced Institute of Science and Technology

Inventor： Younsun Kim ,  Yunho Lee ,  Seulong Kim ,  Dongwoo Shin ,  Jungsub Lee ,  Naoyuki Ito ,  Hyein Jeong ,  Yeong-Eun Kim ,  Jin Kim

IPC: H01L51/00 ,  C09K11/06 ,  C07F9/572 ,  C07F9/50

CPC classification number: H01L51/0091 ,  C07F9/5045 ,  C07F9/58 ,  C09K11/06 ,  C09K2211/188 ,  H01L51/5016

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 condensed cyclic compound represented by Formula 1. An organic light-emitting device including the organometallic compound according to the embodiments of the present disclosure may have high efficiency: M(L1)(L2).   Formula 1