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公开(公告)号:US20240298520A1
公开(公告)日:2024-09-05
申请号:US18638148
申请日:2024-04-17
CPC分类号: H10K85/346 , C09K11/06 , H10K50/11 , C09K2211/185
摘要: A compound comprising a structure of Formula I,
is provided. In Formula I, ring A is a heterocyclic ring; ring B is a 5- or 6-membered ring, and rings C and D are 6-membered rings; one of Z1, Z2, and Z3 is N and the remainder are C; at least one of K1, K2, and K3 is O or S; one of L1 and L2 is absent and the other one is a direct bond or a linker; when m=0, L1 is not present and X1 is NRA′; each R, R′, R″, RA′, RA, RB, RC, and RD is independently hydrogen or a General Substituent; and any two substituents may be joined or fused together to form a ring. Formulations, OLEDs, and consumer products incorporating such compounds are also provided.-
公开(公告)号:US20240040877A1
公开(公告)日:2024-02-01
申请号:US18377909
申请日:2023-10-09
IPC分类号: H10K59/35 , H10K50/85 , H10K50/115
CPC分类号: H10K59/35 , H10K50/85 , H10K50/115
摘要: Embodiments of the disclosed subject matter provide a full-color pixel arrangement for a device, the full-color pixel arrangement including a plurality of sub-pixels, each having an emissive region of a first color, where the full-color pixel arrangement comprises emissive regions having exactly one emissive color that is a red-shifted color of a deep blue sub-pixel of the plurality of sub-pixels. Embodiments of the disclosed subject matter may also provide a full-color pixel arrangement for a device, the full-color pixel arrangement including a plurality of sub-pixels, each having an emissive region of a first color, where the full-color pixel arrangement comprises emissive regions having exactly one emissive color, and where the plurality of sub-pixels comprise a light blue sub-pixel, a deep blue sub-pixel, a red sub-pixel, and a green sub-pixel.
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公开(公告)号:US20230192665A1
公开(公告)日:2023-06-22
申请号:US18062110
申请日:2022-12-06
发明人: Tyler FLEETHAM , Peter WOLOHAN , Hsiao-Fan CHEN , Nicholas J. THOMPSON , Jerald FELDMAN , Geza SZIGETHY
IPC分类号: C07D403/14 , H10K85/60 , C07D487/06 , C07D487/16 , C07F5/02 , C07D493/10 , C07D495/10 , C07D519/00 , H10K85/40 , C07F7/08 , H10K50/00
CPC分类号: C07D403/14 , H01L51/0072 , H01L51/0067 , H01L51/0055 , C07D487/06 , C07D487/16 , C07F5/027 , H01L51/0071 , H01L51/0073 , C07D493/10 , H01L51/0074 , C07D495/10 , C07D519/00 , H01L51/0094 , C07F7/0812 , H01L51/50 , C07B2200/05
摘要: Provided are compounds comprising a first moiety and a second moiety, wherein the first moiety comprises an azabenzene joined to a trivalent nitrogen atom that is part of an at least three-cyclic heteroaromatic ring system. Also provided are formulations comprising these compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these compounds.
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公开(公告)号:US20230144846A1
公开(公告)日:2023-05-11
申请号:US17953357
申请日:2022-09-27
CPC分类号: C07F15/0006 , H01L51/0087 , H01L51/0072 , H01L51/0067 , H01L51/0074 , H01L51/0071 , H01L51/0054 , H01L51/0064 , H01L51/0094 , H01L51/0052 , H01L51/008 , H01L51/0073 , H01L51/5004 , H01L51/5012
摘要: A compound of Formula I
is provided. In Formula I, ring A is a heterocyclic ring; ring B is a 5- or 6-membered ring, and rings C and D are 6-membered rings; one of Z1, Z2, and Z3 is N and the remainder are C; at least one of K1, K2, and K3 is O or S; one of L1 and L2 is absent and the other one is a direct bond or a linker; when m=0, L1 is not present and X1 is NRA′; each R, R′, R″, RA′, RA, RB, RC, and RD is independently hydrogen or a substituent selected from the general substituents defined herein; and any two substituents may be joined or fused together to form a ring. Formulations, OLEDs, and consumer products incorporating such compounds are also provided.-
公开(公告)号:US20220393117A1
公开(公告)日:2022-12-08
申请号:US17722531
申请日:2022-04-18
发明人: Hsiao-Fan CHEN , Tyler FLEETHAM , Rasha HAMZE , Morgan C. MACINNIS , Nicholas J. THOMPSON , Fadi M. JRADI , Jason BROOKS , Charles J. STANTON , Dmitry ANDRIANOV , Olexandr TRETYAK , Douglas WILLIAMS
摘要: Compounds of Formula I, and Formula IIa, Formula IIb, are provided. In these structures, M is Pt or Pd; each of X1 to X6, X9 to X12, and Z1 to Z3 is C or N; each of L1, L2, L3, and L4 is a direct bond or a linker; at least three of L1, L2, L3, and L4 are present; each K1, K2, and K3 is a bond, O, or S; when Z1 is N, ring A in Formula I is not a pyridine or pyrazole; L5 is a bond or an organic linker; Y is selected from the group consisting of amino, alkoxy, aryloxy, or SiR1R2R3; when Y is SiR1R2R3, L2 is not BR. Devices, consumer products, and formulations containing these compounds are also disclosed.
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公开(公告)号:US20220352478A1
公开(公告)日:2022-11-03
申请号:US17713141
申请日:2022-04-04
IPC分类号: H01L51/00
摘要: An organic light emitting device (OLED) architecture in which efficient operation is achieved for the OLED having three hosts in the emissive layer by incorporating at least one multi-component functional layer selected from the group consisting of a hole injecting layer, a hole transporting layer, an electron blocking layer, a hole blocking layer, an electron transporting layer, and an electron injecting layer.
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公开(公告)号:US20220298193A1
公开(公告)日:2022-09-22
申请号:US17683438
申请日:2022-03-01
摘要: A compound of Formula I, or Formula II, is provided. In Formulae I and II, M is Pt or Pd; each RA, RA′, RA″, RB, R1, R2, R3, R4, and R5 is hydrogen or one of the General Substituents; R1′ is one of the General Substituents; at least one of RA′, RA″, and RB is not hydrogen; any two of RA, RA′, RA″, RB, R1, R2, R3, R4, and R5 may be joined or fused together to form a ring; and RA′, RA″, and RB together comprise at least one heterocyclic group or at least two carbocyclic groups; with the proviso that at least one of RA′ and RA″ comprises a cyclic group when RB is one of five specific moieties.
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公开(公告)号:US20210273027A1
公开(公告)日:2021-09-02
申请号:US17316766
申请日:2021-05-11
摘要: Embodiments of the disclosed subject matter provide a full-color pixel arrangement for a device, the full-color pixel arrangement including a plurality of sub-pixels, each having an emissive region of a first color, where the full-color pixel arrangement comprises emissive regions having exactly one emissive color that is a red-shifted color of a deep blue sub-pixel of the plurality of sub-pixels. Embodiments of the disclosed subject matter may also provide a full-color pixel arrangement for a device, the full-color pixel arrangement including a plurality of sub-pixels, each having an emissive region of a first color, where the full-color pixel arrangement comprises emissive regions having exactly one emissive color, and where the plurality of sub-pixels comprise a light blue sub-pixel, a deep blue sub-pixel, a red sub-pixel, and a green sub-pixel.
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公开(公告)号:US20200295288A1
公开(公告)日:2020-09-17
申请号:US16814858
申请日:2020-03-10
摘要: Embodiments of the disclosed subject matter provide an emissive layer, a first electrode layer, a plurality of nanoparticles and a material disposed between the first electrode layer and the plurality of nanoparticles. In some embodiments, the device may include a second electrode layer and a substrate, where the second electrode layer is disposed on the substrate, and the emissive layer is disposed on the second electrode layer. In some embodiments, a second electrode layer may be disposed on the substrate, the emissive layer may be disposed on the second electrode layer, the first electrode layer may be disposed on the emissive layer, a first dielectric layer of the material may be disposed on the first electrode layer, the plurality of nanoparticles may be disposed on the first dielectric layer, and a second dielectric layer may be disposed on the plurality of nanoparticles and the first dielectric layer.
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公开(公告)号:US20200251670A1
公开(公告)日:2020-08-06
申请号:US16841182
申请日:2020-04-06
发明人: Nicholas J. THOMPSON , Chun LIN
摘要: Disclosed is an OLED configuration that although comprises an exciplex that has an emission spectrum that is redder than the emission spectrum of the emitter, the emission from the exciplex is suppressed so that the overall OLED emission spectrum is still dominated by the emission of the emitter.
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