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公开(公告)号：US20190393424A1
公开(公告)日：2019-12-26
申请号：US16451830
申请日：2019-06-25
发明人： Sooghang IHN , Myungsun SIM , Daun Jeong , Soonok JEON , Yeonsook CHUNG , Sunghan KIM , Jongsoo KIM , Joonghyuk KIM , Hiroshi MIYAZAKI , Hasup LEE
IPC分类号： H01L51/00 , C09K11/06 , C07D403/10
摘要： An organic light-emitting device comprising: a first electrode; a second electrode facing the first electrode; and an emission layer between the first electrode and the second electrode, wherein the emission layer comprises a host and a thermally activated delayed fluorescence emitter, the host comprises a first material and a second material, the first material and the second material are different from each other, the second material has a dipole moment of about 5.5 debye or more, the second material does not comprise a group represented by *=o, and * indicates a binding site to a neighboring atom.
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公开(公告)号：US20170244071A1
公开(公告)日：2017-08-24
申请号：US15284948
申请日：2016-10-04
CPC分类号： H01L51/56 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1029 , C09K2211/185 , H01L51/0003 , H01L51/0006 , H01L51/0007 , H01L51/0072 , H01L51/0085 , H01L51/5036 , H01L51/5056 , H01L2251/5361 , H01L2251/558 , H05B33/145 , Y02B20/181
摘要： A method of manufacturing a white organic light-emitting device (white OLED) including a first electrode, a hole transport layer, a white light-emitting layer, an electron transport layer, and a second electrode which are sequentially formed on a substrate, the method including manufacturing a red ink by mixing a red light-emitting host and a red light-emitting dopant, manufacturing a green ink by mixing a green light-emitting host and a green light-emitting dopant, manufacturing a blue ink by mixing a blue light-emitting host and a blue light-emitting dopant, and forming a white light-emitting layer as a monolayer on the hole transport layer by separately electrospraying the red ink, the green ink, and the blue ink on the hole transport layer, wherein the white light-emitting layer includes a plurality of red light-emitting domains, a plurality of green light-emitting domains, and a plurality of blue light-emitting domains on the hole transport layer.
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公开(公告)号：US20190315760A1
公开(公告)日：2019-10-17
申请号：US16166800
申请日：2018-10-22
发明人： Soonok JEON , Hiroshi MIYAZAKI , Yeonsook CHUNG , Kyungdoc KIM , Youngmin NAM , Myungsun SIM , Hasup LEE , Sooghang IHN , Yasushi KOISHIKAWA
IPC分类号： C07D487/14 , C07D487/16 , C07D209/82 , C07D401/14 , C07D401/10 , C07D409/14 , C07D405/10 , C07D405/14 , C07D307/91 , C07D403/14 , C07C13/62 , C07C43/235 , C07C211/54 , C07C321/30 , H01L51/00 , H01L51/50 , H01L51/52
摘要： A condensed cyclic compound represented by Formula 1: wherein, in Formula 1, groups and variables are the same as described in the specification.
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公开(公告)号：US20180002287A1
公开(公告)日：2018-01-04
申请号：US15632518
申请日：2017-06-26
发明人： Hyun Sik CHAE , Kyungdoc KIM , Sae Youn LEE , Soonok JEON , Hiroshi MIYAZAKI , Masaki NUMATA , Youngmin NAM , Tae-Rae KIM , In Koo KIM , Won-Joon SON , Won Seok OH , Younsuk CHOI , Sunghan KIM , Jeong-Ju CHO
IPC分类号： C07D213/22 , C09K11/06 , H01L51/00
CPC分类号： C07D213/22 , C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1029 , C09K2211/1033 , C09K2211/1037 , C09K2211/1044 , C09K2211/1092 , C09K2211/185 , H01L51/0054 , H01L51/0067 , H01L51/0071 , H01L51/0072 , H01L51/5012 , H01L51/5016
摘要： A condensed cyclic compound represented by Formula 1: Ar1-(L1)a1-B-(L2)a2-Ar2 Formula 1 wherein, in Formula 1, groups and variables are the same as described in the specification.
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公开(公告)号：US20210408379A1
公开(公告)日：2021-12-30
申请号：US17472777
申请日：2021-09-13
发明人： Masaki NUMATA , Hiroshi MIYAZAKI , Soonok JEON , Hosuk KANG , Sooghang IHN
摘要： An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer and satisfies Equations 1 and 2, ET1(HOST)−ET1(AD)>0.05 eV Equation 1 ES1(FD)−ES1(AD)
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公开(公告)号：US20180248127A1
公开(公告)日：2018-08-30
申请号：US15906502
申请日：2018-02-27
发明人： Saeyoun LEE , Masaki NUMATA , Hiroshi MIYAZAKI , Myungsun SIM , Hasup LEE , Sooghang IHN
IPC分类号： H01L51/00 , C07D487/04 , C09K11/06 , C07D403/14
CPC分类号： H01L51/0072 , C07D403/14 , C07D487/04 , C09K11/06 , C09K2211/1018 , H01L51/0067 , H01L51/5004 , H01L51/5012 , H01L51/5016 , H01L51/5024 , H01L51/5056 , H01L51/5072 , H01L51/5088 , H01L51/5092 , H01L51/5096 , H01L2251/308 , H01L2251/552
摘要： A condensed cyclic compound represented by Formula 1: wherein D1 in Formula 1 is a group represented by Formula 1-1, A1 in Formula 1 is a group represented by Formula 1-2, 1-3, or 1-4, wherein in Formulae 1-1, 1-2, 1-3, and 1-4, groups and variables are the same as described in the specification.
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公开(公告)号：US20180083200A1
公开(公告)日：2018-03-22
申请号：US15466087
申请日：2017-03-22
发明人： Masaki NUMATA , Hiroshi MIYAZAKI , Myungsun SIM , Saeyoun LEE , Sooghang IHN , Soonok JEON
IPC分类号： H01L51/00 , C07D519/00 , C09K11/06
CPC分类号： H01L51/0072 , C07D519/00 , C09K11/06 , C09K2211/1007 , C09K2211/1048 , H01L27/1218 , H01L51/0071 , H01L51/5012
摘要： A condensed cyclic compound represented by Formula 1: Ar1-(L1)a1-Ar2 Formula 1 wherein, in Formula 1, a1, Ar1, Ar2, and L1 are the same as described in the specification.
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公开(公告)号：US20170092872A1
公开(公告)日：2017-03-30
申请号：US15225117
申请日：2016-08-01
发明人： Hyun Sik CHAE , Soonok JEON , Hosuk KANG , Hiroshi MIYAZAKI , Sooghang IHN , Seongik HONG , Masaki NUMATA , Sunghan KIM , Rafael GOMEZ-BOMBARELLI , Martin B.Z. FORSYTHE , Jorge AGUILERA-IPARRAGUIRRE , Alan ASPURU-GUZIK , Timothy D. HIRZEL
IPC分类号： H01L51/00 , C09K11/02 , C09K11/06 , C07D403/10 , C07D403/14
CPC分类号： H01L51/0067 , C07D403/10 , C07D403/14 , C09K11/025 , C09K11/06 , C09K2211/1007 , C09K2211/1014 , C09K2211/1029 , C09K2211/1044 , H01L51/005 , H01L51/0061 , H01L51/0072 , H01L51/5004 , H01L51/5012 , H01L51/5016 , H01L51/5028 , H01L51/5206 , H01L51/5221 , H01L2251/552 , H05B33/14 , H05B33/20
摘要： An organic light-emitting device including a first electrode; a second electrode; and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer, and wherein the organic layer comprises a first compound represented by Formula 1 and a second compound having the lowest excited triplet energy level greater than 2.73 electron volts: wherein in Formula 1, R11 to R33 are the same as described in the specification.
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公开(公告)号：US20190382618A1
公开(公告)日：2019-12-19
申请号：US16421633
申请日：2019-05-24
发明人： Kenji TAKAI , Sang Eui LEE , Hiroshi MIYAZAKI
IPC分类号： C09G1/02 , C01B32/156 , B24B37/04 , H01L21/321 , H01L21/768
摘要： A method of preparing a hydroxyl fullerene dispersion including mixing fullerene, a dispersing agent, a first oxidizing agent, or a combination thereof, in water, crushing the fullerene to obtain pulverized fullerene and oxidizing the pulverized fullerene to obtain hydroxyl fullerene represented by Cx(OH)y, wherein, x is 60, 70, 74, 76 or 78 and y is 12 to 44, and to prepare the hydroxyl fullerene dispersion.
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公开(公告)号：US20190181353A1
公开(公告)日：2019-06-13
申请号：US16213296
申请日：2018-12-07
发明人： Sooghang IHN , Myungsun SIM , Hasup LEE , Wook KIM , Jongsoo KIM , Joonghyuk KIM , Hiroshi MIYAZAKI , Soonok JEON , Yeonsook CHUNG
摘要： An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, wherein the an emission layer including an auxiliary dopant, a fluorescent dopant, and a host, wherein the auxiliary dopant includes a compound represented by Formula 1, and wherein the fluorescent dopant emits prompt fluorescence: wherein in Formula 1, groups and variables are the same as described in the specification.
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