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公开(公告)号：US12096683B2
公开(公告)日：2024-09-17
申请号：US17035552
申请日：2020-09-28
发明人： Jungsub Lee , Hyunyoung Kim , Jiyoung Lee , Hyejin Jung , Minje Kim , Eung Do Kim , Hyojeong Kim , Hyosup Shin , Seokgyu Yoon , Youngki Lee , Kunwook Cho , Hyeon Gu Cho , Minsoo Choi , Youngeun Choi , Hyein Jeong , Jaejin Lyu
CPC分类号： H10K85/6572 , H10K85/342 , H10K85/344 , H10K85/346 , H10K85/348 , H10K85/371 , H10K85/40 , H10K85/636
摘要： An organic electroluminescence device according to an embodiment of the present disclosure includes a first electrode, a second electrode, and an emission layer. The emission layer includes host compounds and dopant compounds. The hot compounds include a first host compound represented by Formula 1, and a second host compound represented by Formula 2, and the dopant compounds include an assistant dopant compound represented by Formula 3, and a light-emitting dopant compound represented by Formula 4:
Accordingly, the organic electroluminescence device according to an embodiment may achieve high efficiency and long life.-
公开(公告)号：US11910702B2
公开(公告)日：2024-02-20
申请号：US16158406
申请日：2018-10-12
发明人： Eric A. Margulies , Zhiqiang Ji , Nicholas J. Thompson , Geza Szigethy , Michael S. Weaver , Jerald Feldman
IPC分类号： H01L51/00 , H10K85/30 , H10K50/11 , H10K50/18 , H10K50/81 , H10K50/82 , H10K50/125 , H10K50/13 , H10K50/17 , H10K101/10 , H10K50/15 , H10K50/16 , H10K101/30
CPC分类号： H10K85/351 , H10K50/11 , H10K50/125 , H10K50/131 , H10K50/171 , H10K50/18 , H10K50/81 , H10K50/82 , H10K85/342 , H10K85/346 , H10K85/348 , H10K85/371 , H10K50/15 , H10K50/16 , H10K2101/10 , H10K2101/30
摘要： An OLED structure including a first organic layer disposed between the anode and the cathode is disclosed. The first organic layer includes a primary phosphorescent emitter and a first host, and where one of the following conditions is true: (1) the first organic layer further includes a secondary emitter; or (2) the OLED further includes a second organic layer disposed between the anode and the cathode, wherein the second organic layer includes a secondary emitter. The phosphorescent emitter has a peak emission wavelength λmax that is ≥600 nm and ≤750 nm, the secondary emitter has a peak emission wavelength λmax that is ≥750 nm, and the first host has a lowest excited state triplet energy T1 that is at least 0.1 eV higher than that of the primary phosphorescent emitter.
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公开(公告)号：US12082428B2
公开(公告)日：2024-09-03
申请号：US16814504
申请日：2020-03-10
IPC分类号： H01L51/50 , C09K11/06 , H10K50/11 , H10K85/30 , H10K101/10
CPC分类号： H10K50/11 , C09K11/06 , H10K85/342 , H10K85/344 , H10K85/346 , H10K85/348 , H10K85/371 , C09K2211/185 , C09K2211/188 , H10K2101/10
摘要： Emissive devices are provided that include a phosphorescent emitter placed within a threshold distance of an enhancement layer to achieve transient lifetimes of 200 ns or less.
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公开(公告)号：US20230397495A1
公开(公告)日：2023-12-07
申请号：US18032358
申请日：2021-10-25
申请人： Merck Patent GmbH
CPC分类号： H10K85/6574 , C09K11/02 , C09K11/06 , H10K85/654 , H10K85/6572 , C07B2200/05 , H10K85/6576 , H10K85/342 , H10K85/346 , H10K85/348 , H10K85/344 , H10K85/622
摘要： The present invention relates to an organic electroluminescent device comprising a light-emitting layer comprising an electron-transporting host material and a hole-transporting host material, and to a formulation comprising a mixture of the host materials and to a mixture comprising the host materials. The electron-transporting host material corresponds to a compound of the formula (1) comprising diazadibenzofuran or diazadibenzothiophene units. The hole-transporting host material corresponds to a compound of the formula (2) from the class of the biscarbazoles or the derivatives thereof.
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公开(公告)号：US20230312628A1
公开(公告)日：2023-10-05
申请号：US18323762
申请日：2023-05-25
IPC分类号： C07F15/00 , C07F1/08 , C07F1/12 , H10K50/11 , H10K50/17 , H10K50/18 , H10K50/82 , H10K85/30 , H10K85/60
CPC分类号： C07F15/0033 , C07F15/002 , C07F15/006 , C07F15/0086 , C07F1/08 , C07F1/12 , H10K50/11 , H10K50/17 , H10K50/18 , H10K50/82 , H10K85/342 , H10K85/346 , H10K85/348 , H10K85/371 , H10K85/622 , H10K85/654 , H10K85/6572 , H10K85/6576 , H10K50/15
摘要： A compound comprising a first ligand LA of Formula I,
is disclosed. In the structure of Formula I, ring A is a 5-membered or 6-membered carbocyclic or heterocyclic ring, Z1-Z4 are each independently C or N; at least two consecutive Z1-Z4 are C, and are fused to a structure of Formula II
or Formula III
Y1 and Y2 are each independently O, S, Se, CRR′, SiRR′, or GeRR′; each RA, RB, RC, R, and R′ is a hydrogen or a substituent; and any two substituents may be joined or fused together to form a ring. In the compound, LA is complexed to a metal M by the dashed lines in Formula I to form a five-membered chelate ring, and M has an atomic weight greater than 40. Organic light emitting devices and consumer products containing the compounds are also disclosed.-
公开(公告)号：US11678566B2
公开(公告)日：2023-06-13
申请号：US16718274
申请日：2019-12-18
发明人： Whail Choi , Seungyeon Kwak , Hyun Koo , Hyeonho Choi , Sungjun Kim , Seokhwan Hong
CPC分类号： H10K85/348 , C07F15/002 , C09K11/06 , C09K2211/1029 , C09K2211/1044 , C09K2211/185 , H10K50/11
摘要： An organometallic compound represented by Formula 1:
wherein, in Formula 1, M, X11, X12, X13, X14, A11, R11, R14, b11, n, L11, and m are described in the specification.-
公开(公告)号：US12133402B2
公开(公告)日：2024-10-29
申请号：US18340664
申请日：2023-06-23
发明人： Dongkyu Seo , Dongchan Kim , Wonjong Kim , Eungdo Kim , Jihye Lee , Dahea Im , Sanghoon Yim , Yoonhyeung Cho , Wonsuk Han
IPC分类号： H10K50/13 , H10K50/11 , H10K50/15 , H10K50/17 , H10K50/18 , H10K71/00 , H10K85/30 , H10K85/60 , H10K101/10 , H10K102/00
CPC分类号： H10K50/131 , H10K50/11 , H10K50/15 , H10K50/17 , H10K50/18 , H10K71/00 , H10K85/30 , H10K85/324 , H10K85/341 , H10K85/342 , H10K85/346 , H10K85/348 , H10K85/381 , H10K85/60 , H10K85/615 , H10K85/622 , H10K85/623 , H10K85/624 , H10K85/626 , H10K85/631 , H10K85/633 , H10K85/636 , H10K85/653 , H10K85/654 , H10K85/657 , H10K85/6572 , H10K85/6574 , H10K85/6576 , H10K2101/10 , H10K2102/00
摘要： An organic light-emitting device including: a first electrode; a second electrode facing the first electrode; a first emission unit and a second emission unit between the first electrode and the second electrode; and a first charge generation layer between the first emission unit and the second emission unit; wherein the first emission unit includes a first emission layer and a first inorganic buffer layer, and the second emission unit includes a second emission layer and a second inorganic buffer layer.
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公开(公告)号：US20240284789A1
公开(公告)日：2024-08-22
申请号：US18420114
申请日：2024-01-23
发明人： Mieun Jun
IPC分类号： H10K85/60 , C07B59/00 , C09K11/02 , C09K11/06 , H10K50/12 , H10K85/20 , H10K85/30 , H10K85/40 , H10K101/00
CPC分类号： H10K85/654 , C07B59/004 , C09K11/02 , C09K11/06 , H10K50/12 , H10K85/20 , H10K85/342 , H10K85/346 , H10K85/348 , H10K85/40 , H10K85/622 , H10K85/6572 , H10K85/6574 , H10K85/6576 , C07B2200/05 , H10K2101/27
摘要： A light-emitting device including a heterocyclic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the heterocyclic compound represented by Formula 1 are provided.
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公开(公告)号：US20240224799A1
公开(公告)日：2024-07-04
申请号：US18527141
申请日：2023-12-01
发明人： Hyeongmin Kim , Youngjin Park , Heechoon Ahn , Hyunah Um , Yeseul Lee , Seowon Cho
IPC分类号： H10K85/60 , C07B59/00 , C09K11/02 , C09K11/06 , H10K50/12 , H10K85/20 , H10K85/30 , H10K85/40
CPC分类号： H10K85/654 , C07B59/004 , C09K11/02 , C09K11/06 , H10K50/12 , H10K85/20 , H10K85/342 , H10K85/346 , H10K85/348 , H10K85/40 , H10K85/622 , H10K85/633 , H10K85/6572 , H10K85/6574 , H10K85/6576 , H10K2101/10
摘要： A light-emitting device including a heterocyclic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the heterocyclic compound:
A detailed description of Formula 1 is provided in the specification.-
公开(公告)号：US11968888B2
公开(公告)日：2024-04-23
申请号：US17146928
申请日：2021-01-12
发明人： Jaeweon Hur , Seulong Kim , Hyeongpil Kim , Sungsoo Bae , Dongchan Lee
IPC分类号： H01L51/00 , H10K85/30 , H10K85/60 , H10K50/11 , H10K50/15 , H10K50/16 , H10K50/17 , H10K101/40
CPC分类号： H10K85/633 , H10K85/324 , H10K85/342 , H10K85/346 , H10K85/348 , H10K85/622 , H10K85/623 , H10K85/653 , H10K85/654 , H10K85/656 , H10K85/6572 , H10K85/6574 , H10K85/6576 , H10K50/11 , H10K50/15 , H10K50/16 , H10K50/171 , H10K2101/40
摘要： An electronic apparatus includes an organic light-emitting device including: a first electrode, a second electrode facing the first electrode, m light-emitting units stacked between the first electrode and the second electrode and including at least one emission layer; and m−1 charge generating layers, each located between two neighboring light-emitting units of the m light-emitting units and including an n-type charge generating layer and a p-type charge generation layer, wherein m is an integer of 2 or more, at least one of the m−1 p-type charge generation layers includes a first doping layer and a second doping layer, the first doping layer includes a first organic material and a first inorganic material, the second doping layer includes a second organic material and a second inorganic material, and the first inorganic material and the second inorganic material are different from each other.
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