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公开(公告)号：US20160181546A1
公开(公告)日：2016-06-23
申请号：US14920094
申请日：2015-10-22
发明人： Hosuk KANG , Junyeob LEE , Jongsoo KIM , Jeonga SEO , Myungsun SIM , Chilwon LEE , Sooghang IHN
CPC分类号： H01L51/0072 , C09K11/06 , H01L51/001 , H01L51/0085 , H01L51/5012 , H01L2251/308
摘要： An organometallic compound including a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, and wherein the organic layer further includes a first material represented by Formula 1 and a second material represented by Formula 2: wherein in Formulae 1 and 2, groups and variables are the same as described in the specification.
摘要翻译： 一种有机金属化合物，包括第一电极，第二电极和设置在第一电极和第二电极之间的有机层，其中有机层包括发射层，并且其中有机层还包括由式1表示的第一材料和 由式2表示的第二种材料：其中在式1和2中，基团和变量与说明书中描述的相同。
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公开(公告)号：US20190393425A1
公开(公告)日：2019-12-26
申请号：US16452833
申请日：2019-06-26
发明人： Sooghang IHN , Myungsun SIM , Daun JEONG , Jongsoo KIM , Joonghyuk KIM , Hasup LEE , Soonok JEON , Yeonsook CHUNG , Yongsik JUNG
摘要： An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a predetermined host and a thermally activated delayed fluorescence emitter.
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33.发明申请公开(公告)号：US20190074445A1
公开(公告)日：2019-03-07
申请号：US16119308
申请日：2018-08-31
发明人： Sooghang IHN , Youngmin YOU , Sonam KIM , Sinheui KIM , Seungyeon YI , Sunghan KIM , Changho NOH , Soohwan SUL , Myungsun SIM , Hasup LEE
IPC分类号： H01L51/00 , C07D311/10 , C07C49/784 , C07C49/786 , C07C49/683
摘要： An organic light-emitting device comprising: 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 a fluorescent compound, wherein the fluorescent compound comprises a 3n-π*-to-1π-π* energy transition from a 3n-π* excited state to a 1π-π* excited state, an energy level in a 1n-π* excited state of the fluorescent compound is greater than an energy level in the 1π-π* excited state of the fluorescent compound, the fluorescent compound emits a fluorescent light by radiative energy transition of an exciton in the 1π-π* excited state to a ground state, and the energy level in the 1n-π* excited state, the energy level in the 1π-π* excited state, and the energy level in the 3n-π* excited state are each independently calculated by using a time dependent-Density Functional Theory method.
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公开(公告)号：US20190067616A1
公开(公告)日：2019-02-28
申请号：US16108994
申请日：2018-08-22
发明人： Soonok JEON , Hiroshi MIYAZAKI , Yeonsook CHUNG , Myungsun SIM , Sooghang IHN , Wonchul LEE , Heeseung LEE , LianJin ZHANG , Yoonchul JUNG
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, wherein the emission layer includes at least one of a condensed cyclic compound represented by Formula 1, and wherein a ratio of an emission component of thermally activated delayed fluorescence (TADF) emitted from the condensed cyclic compound to a total emission component emitted from the emission layer is about 80% or more.
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公开(公告)号：US20230089993A1
公开(公告)日：2023-03-23
申请号：US17526857
申请日：2021-11-15
发明人： Seungyeon KWAK , Hyungjun KIM , Myungsun SIM , Kum Hee LEE , Sunghun LEE , Jeoungin YI , Byoungki Choi , Kyuyoung Hwang
IPC分类号： H01L51/50
摘要： Provided are a light-emitting device and an electronic apparatus including the same, the light-emitting device including: a first electrode; a second electrode facing the first electrode; and an emission layer between the first electrode and the second electrode. The emission layer includes i) a first emission layer and ii) a second emission layer located between the first emission layer and the second electrode, the first emission layer is in direct contact with the second emission layer, the first emission layer includes a dopant, a first hole-transporting compound, and a first compound, the second emission layer includes a dopant, a second hole-transporting compound, and a second compound, the dopant included in the first emission layer and the dopant included in the second emission layer are identical to each other, the first compound and the second compound are different from each other, and an absolute value of the difference between a HOMO energy level of the second hole-transporting compound and a HOMO energy level of the second compound is about 0.3 eV or less.
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公开(公告)号：US20210193937A1
公开(公告)日：2021-06-24
申请号：US17036088
申请日：2020-09-29
发明人： Soyeon KIM , Ohyun KWON , Jiyoun LEE , Yongsuk CHO , Jongwon CHOI , Dmitry KRAVCHUK , Seungyeon KWAK , Myungsun SIM , Sunghun LEE
摘要： Provided are an organometallic compound represented by Formula 1 and an organic light-emitting device including the same: wherein, in Formula 1, Y1, Y2, Xa, Xb, ring CY1, ring CY2, R1, R2, A1 to A7, a1, and a2 are as defined in the specification.
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公开(公告)号：US20200083458A1
公开(公告)日：2020-03-12
申请号：US16549614
申请日：2019-08-23
发明人： Soonok JEON , Yeonsook CHUNG , Hasup LEE , Myungsun SIM , Sooghang IHN , Yasushi KOISHIKAWA
IPC分类号： H01L51/00 , C07D403/14 , C09K11/06 , C07D403/10 , C07D491/048 , C07D401/14
摘要： A heterocyclic compound represented by Formula 1: wherein, in Formula 1, groups and variables are the same as described in the specification.
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38.发明申请公开(公告)号：US20190157570A1
公开(公告)日：2019-05-23
申请号：US16197787
申请日：2018-11-21
发明人： Myungsun SIM , Sooghang IHN , Jongsoo KIM , Joonghyuk KIM , Hiroshi MIYAZAKI , Hasup LEE , Soonok JEON , Yeonsook CHUNG
摘要： A composition including a first compound represented by Formula 1, a second compound represented by Formula 2, and a third compound satisfying a specified condition: A11-L11-A12 Formula 1 A21-(L21)a21-A22 Formula 2 wherein, in Formulae 1 and 2, A11, A12, A21, A22, L11, L21, and a21 are the same as described in the specification.
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公开(公告)号：US20180248145A1
公开(公告)日：2018-08-30
申请号：US15908150
申请日：2018-02-28
发明人： Sooghang IHN , Wonjoon SON , Hosuk KANG , Myungsun SIM , Sunghan KIM , Masaki NUMATA , Hiroshi MIYAZAKI , Saeyoun LEE , Soonok JEON
CPC分类号： H01L51/508 , C09K11/06 , C09K2211/1033 , C09K2211/1037 , C09K2211/1051 , C09K2211/1077 , H01L51/006 , H01L51/0067 , H01L51/0072 , H01L51/0073 , H01L51/5012 , H01L51/5056 , H01L51/5092 , H01L51/5203 , H01L51/56 , H01L2251/55
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 emission layer includes a thermally activated delayed fluorescence (TADF) emitter and a host and the TADF emitter is different from the host, and wherein the TDAF emitter is capable of satisfying certain conditions disclosed in the specification.
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公开(公告)号：US20180166634A1
公开(公告)日：2018-06-14
申请号：US15840491
申请日：2017-12-13
发明人： Masaki NUMATA , Soonok JEON , Hiroshi MIYAZAKI , Saeyoun LEE , Myungsun SIM , Sooghang IHN , Hasup LEE , Yeonsook CHUNG , Youngchun KWON , Taerae KIM , Youngmin NAM , Munbo SHIM , Won-joon SON
IPC分类号： H01L51/00 , C07D403/14 , C09K11/06 , C07D403/12
CPC分类号： H01L51/0067 , C07D403/04 , C07D403/12 , C07D403/14 , C07D487/04 , C07D491/04 , C07D519/00 , C09K11/06 , C09K2211/1007 , C09K2211/1018 , H01L51/0072 , H01L51/5012 , H01L51/5028
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, and wherein the emission layer includes a fluorescent compound represented by a specific formula described in the specification.
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