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公开(公告)号:US11827649B2
公开(公告)日:2023-11-28
申请号:US17887757
申请日:2022-08-15
发明人: Yoonhyun Kwak , Kum Hee Lee , Whail Choi , Kyuyoung Hwang , Seungyeon Kwak , Sangdong Kim , Sunghun Lee , Kyuhyun Im , Yongsuk Cho , Jongwon Choi
IPC分类号: C07F15/00 , H10K50/11 , H10K50/18 , H10K50/17 , H10K85/30 , H10K50/15 , H10K50/16 , H10K102/00
CPC分类号: C07F15/0033 , H10K50/11 , H10K50/171 , H10K50/18 , H10K85/342 , H10K50/15 , H10K50/16 , H10K2102/351
摘要: An organometallic compound represented by Formula 1:
wherein, in Formula 1, R1 to R12 and R16 are the same as described in the specification.-
公开(公告)号:US11827648B2
公开(公告)日:2023-11-28
申请号:US17488778
申请日:2021-09-29
发明人: Yoonhyun Kwak , Kum Hee Lee , Whail Choi , Kyuyoung Hwang , Seungyeon Kwak , Sangdong Kim , Sunghun Lee , Kyuhyun Im , Yongsuk Cho , Jongwon Choi
IPC分类号: H01L51/00 , C07F15/00 , H10K50/11 , H10K50/18 , H10K50/17 , H10K85/30 , H10K50/15 , H10K50/16 , H10K102/00
CPC分类号: C07F15/0033 , H10K50/11 , H10K50/171 , H10K50/18 , H10K85/342 , H10K50/15 , H10K50/16 , H10K2102/351
摘要: An organometallic compound represented by Formula 1:
wherein, in Formula 1, R1 to R12 and R16 are the same as described in the specification.-
公开(公告)号:US11787829B2
公开(公告)日:2023-10-17
申请号:US16739199
申请日:2020-01-10
发明人: Sangdong Kim , Seoungtae Kim , Wooyoun Kim , Jinwoo Kim , Muhyun Baik , Seungyeol Baek , Seungyeon Kwak , Won-joon Son , Yongsuk Cho , Jongwon Choi , Hyeonho Choi , Byoungki Choi
IPC分类号: C07F15/00 , H01L51/00 , C09K11/06 , H10K85/30 , H10K30/30 , H10K50/15 , H10K50/16 , H10K50/17
CPC分类号: C07F15/0086 , C09K11/06 , H10K85/346 , C09K2211/185 , C09K2211/186 , C09K2211/188 , H10K30/353 , H10K50/15 , H10K50/16 , H10K50/171
摘要: An organometallic compound represented by Formula I, an organic light-emitting device including the same, and a diagnostic composition including the organometallic compound.
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公开(公告)号:US20230011568A1
公开(公告)日:2023-01-12
申请号:US17325811
申请日:2021-05-20
发明人: Kyuyoung Hwang , Byungjoon Kang , Seungyeon Kwak , Sangdong Kim , Banglin Lee , Jeoungin Yi , Byoungki Choi
摘要: An organometallic compound represented by Formula 1: M(L1)n1(L2)n2 Formula 1 wherein, M is a transition metal, L1 and L2 are ligands as provided herein, n1 and n2 are each independently 1 or 2, the sum of n1 and n2 is 2 or 3, and L1 is different from L2.
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公开(公告)号:US20210193938A1
公开(公告)日:2021-06-24
申请号:US17060751
申请日:2020-10-01
发明人: Seungyeon Kwak , Sukekazu ARATANI , Sangdong Kim , Hyeonho Choi , Hyun Koo , Soyeon Kim , Jiyoun Lee , Yongsuk Cho , Jongwon Choi , Dmitry KRAVCHUK
IPC分类号: H01L51/00
摘要: An organometallic compound, wherein the organometallic compound has a C2 symmetric structure, and is represented by Formula 1, wherein the sum of Δ(Ir—N) and Δ(Ir—C) is about 0.002 angstroms or less: Ir(L1)2(L2) Formula 1 wherein, in Formula 1, L1 is a ligand represented by Formula 2 as provided herein, wherein one of two L1s is a first L1 ligand and the other L1s is a second L1 ligand and the first L1 ligand and the second L1 ligand are identical to each other, L2 is a ligand represented by Formula 3 as provided herein, and Δ(Ir—N) and Δ(Ir—C) are as defined herein.
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公开(公告)号:US10892427B2
公开(公告)日:2021-01-12
申请号:US15982248
申请日:2018-05-17
发明人: Bumwoo Park , Sangdong Kim , Soyeon Kim , Sukekazu Aratani , Jungin Lee , Kyuyoung Hwang , Yoonhyun Kwak , Ohyun Kwon
摘要: An organometallic compound represented by Formula 1: wherein in Formula 1, A1 to A4, M, and T1 to T3 are the same as described in the specification.
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公开(公告)号:US10741772B2
公开(公告)日:2020-08-11
申请号:US14838987
申请日:2015-08-28
发明人: Sangyeob Lee , Sangdong Kim , Jiwhan Kim , Banglin Lee , Seungyeon Kwak , Hyeonho Choi
摘要: An organic light-emitting device (OLED) includes a first electrode, a second electrode, an emission layer between the first electrode and the second electrode and including an electron-transporting host and a hole-transporting host, a hole transport region between the first electrode and the emission layer and including a hole transport layer, and an electron transport region between the emission layer and the second electrode and including an electron transport layer, wherein the OLED satisfies Equations 1 and 2 below: 0.75 eV≤|LUMOH(ET)−LUMOH(HT)|≤0.90 eV |E(S1,H(ET))−E(S1,H(HT))| wherein in Equations 1 and 2, LUMOH(ET) refers to a lowest unoccupied molecular orbital (LUMO) energy level of the electron-transporting host, LUMOH(HT) refers to an LUMO energy level of the hole-transporting host, E(S1, H(ET)) refers to a singlet energy level of the electron-transporting host, and E(S1, H(HT)) refers to a singlet energy level of the hole-transporting host.
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公开(公告)号:US10297778B2
公开(公告)日:2019-05-21
申请号:US15913130
申请日:2018-03-06
发明人: Sunghun Lee , Jiwhan Kim , Sungjun Kim , Sukekazu Aratani , Hyeonho Choi , Seungyeon Kwak , Hyun Koo , Sangdong Kim , Seokhwan Hong
摘要: A light-emitting device including an material, wherein KISC/KFL(original) of the emitting material is about 100 or greater, KRISC/KPH(original) of the emitting material is about 100 or greater, KISC/KRISC of the emitting material is about 0.9 or greater and about 1,000 or less, wherein, among all emission components of the emitting material, a ratio of a phosphorescent emission component that is emitted by a radiative transition of a triple exciton to a ground state is 90% or greater, wherein the KISC, the KRISC, the KFL(original), the KPH(original) are the same as described in the specification, and wherein the ratio of the phosphorescent emission component are evaluated from a transient photoluminescence (PL) spectrum per temperature of the emitting material.
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公开(公告)号:US12063850B2
公开(公告)日:2024-08-13
申请号:US17060751
申请日:2020-10-01
发明人: Seungyeon Kwak , Sukekazu Aratani , Sangdong Kim , Hyeonho Choi , Hyun Koo , Soyeon Kim , Jiyoun Lee , Yongsuk Cho , Jongwon Choi , Dmitry Kravchuk
CPC分类号: H10K85/342 , C07F15/0033 , C09K11/06 , C09K2211/185 , H10K50/11 , H10K2101/10
摘要: An organometallic compound, wherein the organometallic compound has a C2 symmetric structure, and is represented by Formula 1,
wherein the sum of Δ(Ir—N) and Δ(Ir—C) is about 0.002 angstroms or less:
Ir(L1)2(L2) Formula 1
wherein, in Formula 1,
L1 is a ligand represented by Formula 2 as provided herein, wherein one of two L1s is a first L1 ligand and the other L1s is a second L1 ligand and the first L1 ligand and the second L1 ligand are identical to each other,
L2 is a ligand represented by Formula 3 as provided herein, and
Δ(Ir—N) and Δ(Ir—C) are as defined herein.-
公开(公告)号:US11991921B2
公开(公告)日:2024-05-21
申请号:US17038043
申请日:2020-09-30
发明人: Whail Choi , Seungyeon Kwak , Yoonhyun Kwak , Ohyun Kwon , Hyeonho Choi , Kyuyoung Hwang , Sangdong Kim , Youngjae Park
IPC分类号: H01L51/00 , C07F15/00 , C09K11/02 , C09K11/06 , H10K85/30 , H10K85/60 , H10K50/11 , H10K101/10 , H10K101/30 , H10K101/40
CPC分类号: H10K85/361 , C07F15/0033 , C09K11/025 , C09K11/06 , H10K85/342 , H10K85/344 , H10K85/346 , H10K85/348 , H10K85/654 , C09K2211/1007 , C09K2211/1029 , C09K2211/185 , H10K50/11 , H10K85/351 , H10K85/6572 , H10K85/6574 , H10K85/6576 , H10K2101/10 , H10K2101/30 , H10K2101/40
摘要: An organometallic compound represented by Formula 1:
M(L1)n1(L2)n2 Formula 1
wherein groups M, L1, L2, n1, and n2 are the same as they are defined in the specification.
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