公开(公告)号：US10930853B2

公开(公告)日：2021-02-23

申请号：US15182298

申请日：2016-06-14

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/00 ,  H01L51/50

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 emission layer and the second electrode, wherein the hole transport region includes a first compound, the emission layer includes a second compound as a fluorescent host and a third compound as a fluorescent dopant, and the electron transport region includes a fourth compound and a fifth compound including, as a ring-forming moiety, a nitrogen-containing heterocyclic group including *═N—*′, wherein the first compound, the fourth compound, and at least one selected from the second compound and the third compound each independently include at least one group selected from groups represented by Formulae A to D:

公开(公告)号：US20210005844A1

公开(公告)日：2021-01-07

申请号：US16851174

申请日：2020-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Sungwook Kim ,  Kyungsik Kim ,  Seulong Kim ,  Tsuyoshi Naijo ,  Sungsoo Bae ,  Dongchan Lee ,  Hyein Jeong ,  Hyewon Choi ,  Seungjin Chu ,  Jaeweon Hur

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light-emitting display apparatus including; a first pixel electrode, a second pixel electrode, a third pixel electrode; a first lower functional layer, a second lower functional layer, and a third lower functional layer; a first organic emission layer for emitting a first color, a second organic emission layer for emitting a second color, and a third organic emission layer for emitting a third color; an opposite electrode; and a first upper functional layer, a second upper functional layer, and a third upper functional layer respectively disposed between the opposite electrode and the first organic emission layer, the second organic emission layer, and the third organic emission layer and each having a thickness that is equal to or greater than about 1300 Å and less than or equal to about 1800 Å.

公开(公告)号：US10763445B2

公开(公告)日：2020-09-01

申请号：US15921590

申请日：2018-03-14

Applicant: Samsung Display Co., Ltd.

Inventor： Seulong Kim ,  Soobyung Ko ,  Myeongsuk Kim ,  Jimyoung Ye ,  Byeongwook Yoo ,  Heunseung Lee ,  Jaehoon Hwang

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06 ,  H01L51/50

Abstract: An organometallic compound and an organic light-emitting device including the same are provided. The organometallic compound is represented by Formula 1 below:

公开(公告)号：US10580999B2

公开(公告)日：2020-03-03

申请号：US15399155

申请日：2017-01-05

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/54 ,  C09K11/06 ,  H01L51/00 ,  C07D307/77 ,  C09K11/02 ,  C07D333/50 ,  C07D307/91 ,  C07D493/04 ,  C07D495/04 ,  C07D405/10 ,  H01L51/52 ,  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：US10367152B2

公开(公告)日：2019-07-30

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 ,  C07D241/38 ,  C07D265/34 ,  C07D279/36 ,  C07D403/04 ,  C07D409/04 ,  C07D413/04 ,  C07D417/04 ,  C07F7/08 ,  C09K11/02 ,  C09K11/06 ,  H01L51/50 ,  H01L51/52

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：US10367147B2

公开(公告)日：2019-07-30

申请号：US15158479

申请日：2016-05-18

Applicant: SAMSUNG DISPLAY CO., LTD.

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

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

CPC classification number: H01L51/0052 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1088 ,  C09K2211/1092 ,  H01L51/0055 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0094 ,  H01L51/5004 ,  H01L51/5012 ,  H01L51/504 ,  H01L51/506 ,  H01L51/5072 ,  H01L51/5092 ,  H01L2251/301 ,  H01L2251/552

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 and a second 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：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：US09812665B2

公开(公告)日：2017-11-07

申请号：US15253259

申请日：2016-08-31

Applicant: Samsung Display Co., Ltd.

Inventor： Illsoo Park ,  Seulong Kim ,  Sunghun Lee ,  Jaeyong Lee ,  Mugyeom Kim ,  Hyosup Shin

IPC: H01L51/54 ,  H01L51/52 ,  H01L51/50 ,  H01L51/56 ,  H01L51/00

CPC classification number: H01L51/5237 ,  C23C14/12 ,  C23C14/24 ,  H01L51/001 ,  H01L51/5012 ,  H01L51/5036 ,  H01L51/5256 ,  H01L51/56 ,  H01L2251/55 ,  H01L2251/556

Abstract: A display apparatus includes an emission portion disposed on a substrate and comprising an intermediate layer; and an encapsulation portion sealing the emission portion by overlapping the emission portion, wherein the intermediate layer comprises at least two organic materials, the organic materials having different phase transition temperatures at a first saturated vapor pressure in a range from 5×10−4 Torr to 3×10−2 Torr, and the difference between the phase transition temperatures being less than or equal to 5° C.

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.