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公开(公告)号：US20140319472A1
公开(公告)日：2014-10-30
申请号：US14018387
申请日：2013-09-04
发明人： Hwan-Hee Cho , Mi-Kyung Kim , Dae-Yup Shin , Se-Hun Kim , Hwan-Hee Lee
IPC分类号： H01L51/00
CPC分类号： H01L51/0071 , C09K11/06 , H01L51/0058 , H01L51/006 , H01L51/0061 , H01L51/0072 , H01L51/0085 , H01L51/5012 , H01L51/5056 , H01L2251/308
摘要： 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 layer includes 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:
摘要翻译： 一种在第一电极和第二电极之间包括第一电极，第二电极和有机层的有机发光二极管。 有机层包括具有至少一种发光材料的发射层，以及具有至少一种空穴传输材料的第一电极和发射层之间的区域。 发光材料由式1表示，空穴传输材料由式2至4之一表示：
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52.发明申请公开(公告)号：US20140252327A1
公开(公告)日：2014-09-11
申请号：US14192854
申请日：2014-02-27
发明人： Hwan-Hee Cho , Mi-Kyung Kim , Se-Hun Kim , Sam-Il Kho , Hyoung-Kun Kim
IPC分类号： H01L51/00
CPC分类号： H01L51/006 , H01L51/0059 , H01L51/0072 , H01L51/5056
摘要： Provided are an amine-based compound and an organic light-emitting diode including the same. The amine-based compound is represented by Formula 1 or Formula 2 below:
摘要翻译： 提供了一种胺类化合物和包含该胺类化合物的有机发光二极管。 胺类化合物由下式1或式2表示：
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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：US11653563B2
公开(公告)日：2023-05-16
申请号：US15374170
申请日：2016-12-09
发明人： Myeong-Suk Kim , Hee-Yeon Kim , Hwan-Hee Cho , Seung-Gak Yang
CPC分类号： H01L51/0067 , C09K11/025 , C09K11/06 , H01L51/0061 , H01L51/0071 , H01L51/0085 , C09K2211/1007 , C09K2211/1029 , C09K2211/185 , H01L51/0072 , H01L51/5012 , H01L51/5056 , H01L51/5072 , H01L51/5088 , H01L51/5092 , H01L51/5096 , H01L51/5206 , H01L51/5221
摘要： An organic light-emitting device including a first compound represented by Formula 1 and a second compound represented by one of Formulae 2A and 2B.
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公开(公告)号：US11557744B2
公开(公告)日：2023-01-17
申请号：US15895724
申请日：2018-02-13
发明人： Hye-In Jeong , Seul-Ong Kim , Dong-Hyun Kim , Sung-Wook Kim , Tsuyoshi Naijo , Sung-Soo Bae , Hwan-Hee Cho
摘要： 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, and a hole transport region between the first electrode and the emission layer. The emission layer includes a first compound represented by Formula 1, and the hole transport region includes a second compound represented by Formula 2:
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公开(公告)号：US11018305B2
公开(公告)日：2021-05-25
申请号：US15293174
申请日：2016-10-13
发明人： Hwan-Hee Cho , Myeong-Suk Kim , Sung-Wook Kim , Se-Hun Kim , Jin-Soo Hwang
摘要： 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：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：US10326081B2
公开(公告)日：2019-06-18
申请号：US13940169
申请日：2013-07-11
发明人： Hwan-Hee Cho
摘要： An organic light-emitting device includes: a first electrode, a second electrode facing the first electrode, a phosphorescent emission layer between the first electrode and the second electrode, an electron transportation layer between the phosphorescent emission layer and the second electrode, an electron control layer between the phosphorescent emission layer and the electron transportation layer, and an electron blocking layer between the phosphorescent emission layer and the first electrode. An organic light-emitting display apparatus includes the organic light-emitting device.
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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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