公开(公告)号：US20160043317A1

公开(公告)日：2016-02-11

申请号：US14818232

申请日：2015-08-04

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Ichinori Takada ,  Yasuo Miyata ,  Hiroaki Itoi ,  Shuri Sato ,  Ikuo Sasaki

IPC分类号： H01L51/00 ,  H01L51/50

CPC分类号： H01L51/006 ,  H01L51/0052 ,  H01L51/0058 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/506 ,  H01L51/5064 ,  H01L2251/552

摘要： An organic electroluminescent device may include an anode, a cathode, an emission layer between the anode and the cathode, and a laminate structure between the anode and the emission layer, the laminate structure including at least three layers. The at least three layers may include a first layer including a hole transport compound doped with an electron accepting compound having a lowest unoccupied molecular orbital (LUMO) level from about −9.0 eV to about −4.0 eV and a second layer between the first layer and the emission layer. The second layer may be adjacent to the emission layer and may include a compound represented by Formula (1). Formula (1)

摘要翻译： 有机电致发光器件可以包括阳极，阴极，阳极和阴极之间的发射层，以及在阳极和发射层之间的层压结构，层压结构包括至少三层。 所述至少三个层可以包括第一层，其包括掺杂有电子接受化合物的空穴传输化合物，所述电子接受化合物具有约-9.0eV至约-4.0eV的最低未占分子轨道（LUMO）水平，以及在第一层和 发射层。 第二层可以与发射层相邻，并且可以包括由式（1）表示的化合物。 公式1）

公开(公告)号：US09172047B2

公开(公告)日：2015-10-27

申请号：US14155667

申请日：2014-01-15

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Hiroaki Itoi

IPC分类号： C07D209/82 ,  H01L51/00

CPC分类号： H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0094

摘要： A hole transport material for the organic electroluminescence device, the hole transport material being represented by the following Formula 1,

摘要翻译： 用于有机电致发光器件的空穴传输材料，空穴传输材料由下式1表示，

公开(公告)号：US11716901B2

公开(公告)日：2023-08-01

申请号：US17095703

申请日：2020-11-11

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Hideo Miyake ,  Hiroaki Itoi ,  Takuya Uno ,  Masatsugu Ueno ,  Xiulan Jin ,  Ichinori Takada

IPC分类号： C09K11/06 ,  H10K85/60 ,  C07D333/76 ,  C07C211/54 ,  C07F7/08 ,  C07D307/91 ,  C07C211/58 ,  C07B59/00 ,  C07D409/12 ,  C07C211/61 ,  H10K85/40 ,  H10K50/15

CPC分类号： H10K85/633 ,  C07B59/001 ,  C07C211/54 ,  C07C211/58 ,  C07C211/61 ,  C07D307/91 ,  C07D333/76 ,  C07D409/12 ,  C07F7/081 ,  C09K11/06 ,  H10K85/40 ,  H10K85/636 ,  C07C2603/18 ,  C09K2211/1014 ,  C09K2211/1022 ,  H10K50/15 ,  H10K50/156 ,  H10K85/626 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576

摘要： An organic electroluminescence device comprising an amine compound is represented by Formula 1 as a hole transport material.




where Ar1, Ar2, Ar3, and L1 are as defined in the specification.

公开(公告)号：US11165026B2

公开(公告)日：2021-11-02

申请号：US16919018

申请日：2020-07-01

申请人： Samsung Display Co., Ltd.

发明人： Hiroaki Itoi

IPC分类号： H01L51/50 ,  H01L51/00 ,  C09K11/06 ,  C07D251/12 ,  C07D239/24 ,  C07D209/82

摘要： A heterocyclic compound represented by Formula 1 and an organic electroluminescence device including the same in an emission layer. In Formula 1, Z is represented by Formula 2-1 or 2-2. In Formula 2-2, X1 to X3 are each independently CR10 or N, and at least one of X1 to X3 is N.

公开(公告)号：US10586927B2

公开(公告)日：2020-03-10

申请号：US14857706

申请日：2015-09-17

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Hiroaki Itoi

IPC分类号： H01L51/54 ,  C09K11/06 ,  H01L51/00 ,  C07D333/76 ,  C07D307/91 ,  C07C211/60 ,  C07F7/08 ,  H01L51/50

摘要： A material for an organic electroluminescent device is represented by the following General Formula (1). The organic electroluminescent device may be driven at a low voltage and may have high emission efficiency and long life.

公开(公告)号：US10580993B2

公开(公告)日：2020-03-03

申请号：US15715221

申请日：2017-09-26

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Hiroaki Itoi ,  Xiulan Jin

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

摘要： A amine compound and an organic electroluminescence device including the same, the amine compound being represented by Formula 1: In Formula 1, at least one of Ar1 to Ar4 is a substituted or unsubstituted heteroaryl group.

公开(公告)号：US10411191B2

公开(公告)日：2019-09-10

申请号：US15665703

申请日：2017-08-01

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Hiroaki Itoi

IPC分类号： H01L51/00 ,  C07D209/90 ,  C07D239/24 ,  C07D251/12 ,  C07D307/77 ,  C09K11/06 ,  H01L51/50 ,  C07D333/76 ,  C07C211/54 ,  C07C211/58 ,  C07C211/61 ,  C07D307/91 ,  C09B57/00 ,  C09B69/00

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

公开(公告)号：US09966536B2

公开(公告)日：2018-05-08

申请号：US14701307

申请日：2015-04-30

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Hiroaki Itoi

IPC分类号： H01L51/50 ,  H01L51/00

CPC分类号： H01L51/0061 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0081 ,  H01L51/5004 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/506 ,  H01L51/5064 ,  H01L2251/308 ,  H01L2251/552

摘要： An organic electroluminescent (EL) device including an anode; an emission layer for obtaining luminescence via a singlet excited state; and a laminated structure between the anode and the emission layer, the laminated structure including at least three layers having different components, wherein the laminated structure includes a first layer including a hole transport compound, the hole transport compound being obtained by doping an electron accepting compound having a lowest unoccupied molecular orbital (LUMO) level of about −9.0 eV to about −4.0 eV; and a second layer between the first layer and the emission layer, the second layer being closer to the emission layer than the first layer and including a compound represented by the following Formula 1:

公开(公告)号：US09902901B2

公开(公告)日：2018-02-27

申请号：US14934032

申请日：2015-11-05

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Toshiyuki Matsuura ,  Hiroaki Itoi ,  Naoya Sakamoto ,  Nobutaka Akashi

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

CPC分类号： C09K11/025 ,  C07C211/43 ,  C07C211/44 ,  C07C211/49 ,  C07C211/61 ,  C07D401/14 ,  C07D403/10 ,  H01L51/0059 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5064

摘要： An organic electroluminescent device of which emission life may be improved. The organic electroluminescent device includes an anode, an emission layer, and an anode-side hole transport layer provided between the anode and the emission layer and including an anode-side hole transport material. An electron accepting material is doped in the anode-side hole transport layer. An intermediate hole transport material layer is provided between the anode-side hole transport layer and the emission layer and includes an intermediate hole transport material, and an emission layer-side hole transport layer is provided between the intermediate hole transport material layer and the emission layer and adjacent to the emission layer. The emission layer-side hole transport layer includes an emission layer-side hole transport material represented by the following Formula 1.

公开(公告)号：US09899601B2

公开(公告)日：2018-02-20

申请号：US15066305

申请日：2016-03-10

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Hiroaki Itoi

IPC分类号： H01L51/00 ,  C07C211/54 ,  C07C211/58 ,  C07B59/00 ,  H01L51/50

CPC分类号： H01L51/006 ,  C07B59/001 ,  C07C211/54 ,  C07C211/58 ,  C07C2603/18 ,  H01L51/0058 ,  H01L51/5012 ,  H01L51/5056 ,  H01L2251/308

摘要： A material for an organic electroluminescent device having high emission efficiency, represented by Formula 1, and an organic electroluminescent device including the same: The organic electroluminescent device may include a first electrode, a second electrode facing the first electrode, and one or more organic layers between the first electrode and second electrode. When the material for an organic electroluminescent device is included in at least one of the organic layers, the organic electroluminescent device may achieve high emission efficiency and long lifespan.