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公开(公告)号：US09660200B2
公开(公告)日：2017-05-23
申请号：US15287192
申请日：2016-10-06
发明人： Mi-Kyung Kim , Chang-Woong Chu , Kwan-Hee Lee , Se-Hun Kim , Hwan-Hee Cho , Dae-Yup Shin , Jung-Hwan Park , Bum-Sung Lee
CPC分类号： H01L51/0071 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1014 , C09K2211/1029 , C09K2211/185 , H01L51/0059 , H01L51/0061 , H01L51/0067 , H01L51/0072 , H01L51/0085 , H01L51/5016 , H01L51/5056
摘要： An organic light-emitting device includes a first electrode, a second electrode disposed opposite to the first electrode, and an organic layer disposed between the first electrode and the second electrode and including an emission layer. The emission layer includes at least one first light-emitting material represented by Formula 1 and at least one second light-emitting material represented by Formula 2: and X1 to X12, Ar1, M, X21 to X24, A, B, R1 to R12, R21, R22, a1, a2, n, L, M in Formulae 1 and 2 are defined as in the specification.
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公开(公告)号：US09466808B2
公开(公告)日：2016-10-11
申请号：US14319351
申请日：2014-06-30
发明人： Mi-Kyung Kim , Chang-Woong Chu , Kwan-Hee Lee , Se-Hun Kim , Hwan-Hee Cho , Dae-Yup Shin , Jung-Hwan Park , Bum-Sung Lee
CPC分类号： H01L51/5092 , C09K11/06 , C09K2211/1014 , C09K2211/1029 , H01L51/0059 , H01L51/0061 , H01L51/0067 , H01L51/0071 , H01L51/0085 , H01L51/5016
摘要： An organic light-emitting device includes a first electrode, a second electrode disposed opposite to the first electrode, and an organic layer disposed between the first electrode and the second electrode and including an emission layer. The emission layer includes at least one first light-emitting material represented by Formula 1 and at least one second light-emitting material represented by Formula 2: X1 to X12, Ar1, M, X21 to X24, A, B, R1 to R12, R21, R22, a1, a2, n, L, M in Formulae 1 and 2 are defined as in the specification.
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公开(公告)号：US20170155054A1
公开(公告)日：2017-06-01
申请号：US15247707
申请日：2016-08-25
发明人： Myeong-Suk Kim , Hwan-Hee Cho , Hee-Yeon Kim , Chang-Woong Chu , Bum-Sung Lee , Jung-Hwan Park
CPC分类号： 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
摘要： 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.
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公开(公告)号：US11678498B2
公开(公告)日：2023-06-13
申请号：US15459258
申请日：2017-03-15
发明人： Hwan-Hee Cho , Myeong-Suk Kim , Sung-Wook Kim , Chang-Woong Chu
CPC分类号： H01L51/5004 , C09K11/025 , C09K11/06 , H01L51/0052 , H01L51/0054 , H01L51/0067 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0094 , H01L51/508 , H01L51/5016 , H05B33/14 , H05B33/20 , C09K2211/1007 , C09K2211/1029 , C09K2211/185 , H01L51/0058 , H01L51/0085 , H01L2251/5384 , H01L2251/552
摘要： An organic light-emitting device including a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode, the emission layer including a first compound and a second compound; a hole transport region between the first electrode and the emission layer; and an electron transport region, the electron transport region including a buffer layer between the emission layer and the second electrode, the buffer layer including a third compound, and an electron transport layer between the buffer layer and the second electrode, the electron transport layer including a fourth compound, wherein, in the emission layer, the first compound is a phosphorescent host and the second compound is a phosphorescent dopant, wherein the first compound and the third compound are different from each other, wherein the first compound and the third compound each independently include both an electron transport group and a hole transport group.
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公开(公告)号：US10790452B2
公开(公告)日：2020-09-29
申请号：US14533028
申请日：2014-11-04
申请人： SAMSUNG DISPLAY CO., LTD. , INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITY
发明人： Mi-Kyung Kim , Yun-Hi Kim , Soon-Ki Kwon , Chang-Woong Chu
IPC分类号： H01L51/00 , C07D413/14 , C07D401/14 , C07D471/04 , C07D245/04 , C07D471/14 , C07D403/14 , C09B57/10 , C09B3/14 , C09B57/00 , C09B1/00 , C09B23/14 , C09B3/00 , H01L51/50
摘要： An antiaromatic compound and an organic light-emitting device including the same. The antiaromatic compound is represented by Formula 1:
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公开(公告)号：US10529929B2
公开(公告)日：2020-01-07
申请号：US15263140
申请日：2016-09-12
发明人： Hwan-Hee Cho , Myeong-Suk Kim , Hee-Yeon Kim , Chang-Woong Chu
摘要： 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:
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公开(公告)号：US10333077B2
公开(公告)日：2019-06-25
申请号：US14447559
申请日：2014-07-30
发明人： Hwan-Hee Cho , Mi-Kyung Kim , Jae-Yong Lee , Dong-Hyun Kim , Se-Hun Kim , Chang-Woong Chu
摘要： An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer including an emission layer between the first electrode and the second electrode. The emission layer includes at least one compound selected from carbazole-based compounds, and at least one compound selected from heterocyclic compounds as described in the detailed description.
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公开(公告)号：US10326080B2
公开(公告)日：2019-06-18
申请号：US15960254
申请日：2018-04-23
发明人： Hwan-Hee Cho , Mi-Kyung Kim , Jae-Yong Lee , Dong-Hyun Kim , Se-Hun Kim , Chang-Woong Chu
摘要： An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer including an emission layer between the first electrode and the second electrode. The emission layer includes at least one compound selected from carbazole-based compounds, and at least one compound selected from heterocyclic compounds as described in the detailed description.
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公开(公告)号：US10158086B2
公开(公告)日：2018-12-18
申请号：US14252092
申请日：2014-04-14
发明人： Hwan-Hee Cho , Mi-Kyung Kim , Se-Hun Kim , Dong-Hyun Kim , Chang-Woong Chu
摘要： Provided is an organic light-emitting device including a first electrode; a second electrode disposed opposite to the first electrode; an emission layer disposed between the first electrode and the second electrode, the emission layer including at least one specific light-emitting material; and a hole-transporting region disposed between the first electrode and the emission layer, the hole-transporting region including at least one specific hole-transporting material.
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公开(公告)号：US09972789B2
公开(公告)日：2018-05-15
申请号：US14598181
申请日：2015-01-15
发明人： Hwan-Hee Cho , Mi-Kyung Kim , Jae-Yong Lee , Dong-Hyun Kim , Se-Hun Kim , Chang-Woong Chu
CPC分类号： H01L51/0072 , C09B57/00 , C09B57/008 , C09B57/10 , C09B69/008 , H01L51/0054 , H01L51/0067 , H01L51/0073 , H01L51/0074 , H01L51/0084 , H01L51/0085 , H01L51/0087 , H01L51/0088 , H01L51/5016 , H01L2251/308 , H01L2251/5384
摘要： 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, where the emission layer includes a first host represented by Formula 1 and a second host represented by Formula 2: The organic light-emitting device may have high efficiency and long lifespan.
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