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公开(公告)号：US11056664B2
公开(公告)日：2021-07-06
申请号：US15629284
申请日：2017-06-21
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Se-Hun Kim , Hwan-Hee Cho , Jin-Soo Hwang
Abstract: An organic light-emitting device includes a first electrode and a second electrode facing the first electrode. An organic layer is disposed between the first electrode and the second electrode. The organic layer includes an emission layer, a first compound and a second compound.
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公开(公告)号：US10727418B2
公开(公告)日：2020-07-28
申请号：US14706600
申请日：2015-05-07
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jae-Yong Lee , Hwan-Hee Cho , Myeong-Suk Kim
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 material represented by Formula 1, and a second material represented by Formula 2,
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公开(公告)号：US10186666B2
公开(公告)日：2019-01-22
申请号：US14963274
申请日：2015-12-09
Inventor： Sung-Wook Kim , Myeong-Suk Kim , Hwan-Hee Cho , Sam-Il Kho , Seung-Soo Yoon
IPC: H01L51/00 , C09K11/02 , C07D403/04 , C07D471/10 , H01L51/50
Abstract: A condensed-cyclic compound and an organic light-emitting device, the compound being represented by Formula 1:
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公开(公告)号：US10121976B2
公开(公告)日：2018-11-06
申请号：US14740807
申请日：2015-06-16
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sung-Wook Kim , Myeong-Suk Kim , Hwan-Hee Cho
Abstract: An organometallic compound and an organic light-emitting device, the organometallic compound being represented by the following Formula 1: M(L1)n1(L2)n2 wherein in Formula 1, M is selected from iridium (Ir), platinum (Pt), osmium (Os), titanium (Ti), zirconium (Zr), hafnium (Hf), europium (Eu), terbium (Tb), thulium (Tm), and rhodium (Rh); n1 is 0, 1, 2, or 4; n2 is 1, 2, or 3; when n1 is two or more, two or more L1 are identical or different, and when n2 is two or more, two or more L2 are identical to different; L1 is selected from a monovalent organic ligand, a divalent organic ligand, a trivalent organic ligand, and a tetravalent organic ligand, and is different from L2; L2 is a ligand represented by the following Formula 2;
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公开(公告)号：US09905771B2
公开(公告)日：2018-02-27
申请号：US14733150
申请日：2015-06-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jae-Yong Lee , Jung-Sub Lee , Hwan-Hee Cho
CPC classification number: H01L51/0054 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/1044 , C09K2211/185 , H01L51/0067 , H01L51/0072 , H01L51/0081 , H01L51/0085 , H01L51/5016 , H01L2251/5384
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 the organic layer including an emission layer. The organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2: where R1, to R3, R11 to R13, R21 to R24, X, L1 to L3, L11 to L13, a1 to a3, b1 to b3, c1 to c3, a11 to a13, b11 to b13, and c11 to c13 are as defined in the specification.
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Patent Agency Ranking
公开(公告)号：US09887366B2
公开(公告)日：2018-02-06
申请号：US14018387
申请日：2013-09-04
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hwan-Hee Cho , Mi-Kyung Kim , Dae-Yup Shin , Se-Hun Kim , Kwan-Hee Lee
CPC classification number: H01L51/0071 , C09K11/06 , H01L51/0058 , H01L51/006 , H01L51/0061 , H01L51/0072 , H01L51/0085 , H01L51/5012 , H01L51/5056 , H01L2251/308
Abstract: An organic light-emitting diode including a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode. The organic layerincludes an emission layer with at least one light-emitting material, and a region between the first electrode and the emission layer with at least one hole transport material. The light-emitting material is represented by Formula 1 and the hole transport material is represented by one of Formulae 2 to 4:
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公开(公告)号：US20170331048A1
公开(公告)日：2017-11-16
申请号：US15293174
申请日：2016-10-13
Applicant: Samsung Display Co., Ltd.
Inventor： Hwan-Hee Cho , Myeong-Suk Kim , Sung-Wook Kim , Se-Hun Kim , Jin-Soo Hwang
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
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公开(公告)号：US20170125690A1
公开(公告)日：2017-05-04
申请号：US15237553
申请日：2016-08-15
Applicant: Samsung Display Co., Ltd.
Inventor： Myeong-Suk Kim , Hwan-Hee Cho , Hee-Yeon Kim , Chang-Woong Chu
CPC classification number: H01L51/0067 , C09K11/025 , H01L51/0052 , H01L51/0059 , H01L51/006 , H01L51/0061 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0074 , H01L51/5012 , H01L51/5016 , H01L51/5056 , H01L51/5064
Abstract: An organic light-emitting device including a first electrode; a second electrode; and an organic layer including an emission layer between the first electrode and the second electrode; wherein 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:
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公开(公告)号：US20170054091A1
公开(公告)日：2017-02-23
申请号：US15216572
申请日：2016-07-21
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hwan-Hee Cho , Myeong-Suk Kim , Sung-Wook Kim , Hee-Yeon Kim
IPC: H01L51/00
CPC classification number: H01L51/0085 , C09K11/06 , H01L51/006 , H01L51/0061 , H01L51/0067 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0087 , 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 first compound selected from organometallic compounds represented by Formula 1, and a second compound selected from compounds represented by Formulae 2 and 3: M1(L1)n1(L2)(L3) Formula 1
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公开(公告)号：US09515265B2
公开(公告)日：2016-12-06
申请号：US14291516
申请日：2014-05-30
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sam-Il Kho , Hyoung-Kun Kim , Mi-Kyung Kim , Hwan-Hee Cho
IPC: H01L51/50 , H01L51/00 , C07C211/61 , C07D209/82
CPC classification number: H01L51/0052 , C07C211/61 , C07D209/82 , C09B1/00 , C09B11/04 , C09B23/105 , C09B23/148 , C09B57/00 , C09B57/008 , C09B57/10 , C09B69/109 , H01L51/0059 , H01L51/006 , H01L51/0072 , H01L51/506 , H01L51/5064
Abstract: Provided is an organic light-emitting device, including a first electrode; a second electrode facing the first electrode; an emission layer disposed between the first electrode and the second electrode; a first hole transport layer that is disposed between the emission layer and the first electrode and includes a first compound and a first charge-generation material; a second hole transport layer that is disposed between the emission layer and the first hole transport layer and includes a second compound; a third hole transport layer that is disposed between the emission layer and the second hole transport layer and includes a third compound and a second charge-generation material; and a fourth hole transport layer that is disposed between the emission layer and the third hole transport layer and includes a fourth compound. The first, second, third, and fourth compounds are each represented by Formula 1 or 2:
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