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公开(公告)号：US20240425507A1
公开(公告)日：2024-12-26
申请号：US18828570
申请日：2024-09-09
Inventor： Jian Li
IPC: C07D471/14 , C07D471/04 , C07D471/22 , C07D493/22 , C07D495/14 , C07D495/22 , C09K11/06 , H10K50/11 , H10K85/60 , H10K101/10
Abstract: Thermally assisted delayed fluorescent materials with triad-type materials for use in full color displays and lighting applications are provided.
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公开(公告)号：US12120946B2
公开(公告)日：2024-10-15
申请号：US18467348
申请日：2023-09-14
IPC: H10K85/30 , C09K11/06 , H10K50/125
CPC classification number: H10K85/341 , C09K11/06 , H10K85/346 , C09K2211/1029 , C09K2211/1044 , C09K2211/185 , H10K50/125
Abstract: Organic light emitting devices (OLEDs) are described, the OLEDs comprising an anode; a cathode; and an organic region, disposed between the anode and the cathode, comprising a first complex and a second complex; wherein when a voltage is applied across the anode and cathode at room temperature, the OLED emits a luminescent radiation that comprises one or more luminescent radiation components resulting from the formation of at least one exciplex; wherein the exciplex is formed by at least one of the following aggregate types: 1) at least one aggregate within the first complex, and at least one aggregate within the second complex; 2) at least one aggregate between the first and the second complex; and 3) both 1 and 2.
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公开(公告)号：US12120945B2
公开(公告)日：2024-10-15
申请号：US18167283
申请日：2023-02-10
Inventor： Jian Li
CPC classification number: H10K85/341 , C07F15/006 , C09K11/02 , C09K11/06 , C09K2211/1007 , C09K2211/1014 , C09K2211/1022 , C09K2211/1029 , C09K2211/1044 , C09K2211/185 , H10K50/11 , H10K50/15 , H10K50/16 , H10K2101/10
Abstract: An organic light emitting diode having a substrate, a first electrode, a hole transporting layer proximate the first electrode, a second electrode, an electron transporting layer proximate the second electrode, and an emissive layer between the hole transporting layer and the electron transporting layer. The emissive layer includes a square planar tetradentate platinum or palladium complex, and excimers formed by two or more of the complexes are aligned such that emitting dipoles of the excimers are substantially parallel to a surface of the substrate.
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公开(公告)号：US12091429B2
公开(公告)日：2024-09-17
申请号：US17251824
申请日：2019-07-16
Inventor： Jian Li
CPC classification number: C07F15/0093 , H10K85/346
Abstract: Porphyrins and porphyrin derivatives of General Formulas I-V are suitable for use as donor-type materials for photovoltaic cells, absorbers for dye-sensitized solar cells, emitters for red and near infra-red organic light-emitting diodes (OLEDs), absorbers and re-emitters for organic concentrators (e.g., large area organic film for collection of sunlight) for small-size and high efficiency inorganic photovoltaics, and absorbers for hydrogeneration.
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公开(公告)号：US12082486B2
公开(公告)日：2024-09-03
申请号：US17110353
申请日：2020-12-03
Inventor： Jian Li , Zhi-Qiang Zhu
IPC: C09K11/06 , C07F15/00 , H10K50/11 , H10K85/30 , H10K101/10
CPC classification number: H10K85/346 , C07F15/0086 , C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1014 , C09K2211/1029 , C09K2211/1044 , C09K2211/185 , H10K50/11 , H10K2101/10
Abstract: Tetradentate platinum complexes of Formulas I and II suitable for phosphorescent or delayed fluorescent and phosphorescent emitters in display and lighting applications.
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Patent Agency Ranking
公开(公告)号：US20240191132A1
公开(公告)日：2024-06-13
申请号：US18419007
申请日：2024-01-22
IPC: C09K11/06 , C07F15/00 , H10K50/11 , H10K85/30 , H10K101/10
CPC classification number: C09K11/06 , C07F15/006 , C07F15/0086 , H10K85/341 , H10K85/346 , C09K2211/1007 , C09K2211/1014 , C09K2211/1022 , C09K2211/1029 , C09K2211/1044 , C09K2211/1051 , C09K2211/1059 , C09K2211/1074 , H10K50/11 , H10K2101/10
Abstract: Compounds of General Formula I may harvest electrogenerated excitons via metal-assisted delayed fluorescence (MADF). The compounds have utility in light emitting diodes and light emitting devices.
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公开(公告)号：US20240138179A1
公开(公告)日：2024-04-25
申请号：US18481044
申请日：2023-10-04
Inventor： Jian Li , Lin Song Li
IPC: H10K50/17 , C09K11/06 , H10K50/165 , H10K50/18
CPC classification number: H10K50/171 , C09K11/06 , H10K50/165 , H10K50/18 , H10K85/341
Abstract: Disclosed herein is a hybrid inorganic-organic light emitting device that can include a cathode; an anode; at least one organic layer disposed between the cathode and the anode, wherein the at least one organic layer comprises an emissive material; at least one additional layer selected from the group consisting of an electron injection layer, an electron transport layer, and a hole blocking layer; wherein the at least one additional layer is disposed between the cathode and the at least one organic layer; and wherein the at least one additional layer comprises at least one metal oxide. Also disclosed are consumer products comprising this hybrid inorganic-organic light emitting device.
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38.发明授权公开(公告)号：US11930698B2
公开(公告)日：2024-03-12
申请号：US16952825
申请日：2020-11-19
CPC classification number: H10K85/346 , C07F15/006 , C07F15/0086 , C09K11/06 , H10K85/341 , C09K2211/1029 , C09K2211/1033 , C09K2211/1037 , C09K2211/1044 , C09K2211/1048 , C09K2211/1051 , C09K2211/1059 , C09K2211/1062 , C09K2211/1066 , C09K2211/1077 , C09K2211/1081 , C09K2211/1088 , C09K2211/1092 , C09K2211/1096 , C09K2211/185 , H10K50/11 , H10K2101/10
Abstract: A phosphorescent emitter or delayed fluorescent and phosphorescent emitters represented by Formula I or Formula II, where M is platinum or palladium.
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公开(公告)号：US11785838B2
公开(公告)日：2023-10-10
申请号：US17038402
申请日：2020-09-30
IPC: H01L51/54 , H10K85/30 , C09K11/06 , H10K50/125
CPC classification number: H10K85/341 , C09K11/06 , H10K85/346 , C09K2211/1029 , C09K2211/1044 , C09K2211/185 , H10K50/125
Abstract: Organic light emitting devices (OLEDs) are described, the OLEDs comprising an anode; a cathode; and an organic region, disposed between the anode and the cathode, comprising a first complex and a second complex; wherein when a voltage is applied across the anode and cathode at room temperature, the OLED emits a luminescent radiation that comprises one or more luminescent radiation components resulting from the formation of at least one exciplex; wherein the exciplex is formed by at least one of the following aggregate types: 1) at least one aggregate within the first complex, and at least one aggregate within the second complex; 2) at least one aggregate between the first and the second complex; and 3) both 1 and 2.
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公开(公告)号：US20230263002A1
公开(公告)日：2023-08-17
申请号：US18302880
申请日：2023-04-19
Inventor： Jian Li , Tyler Fleetham
CPC classification number: H10K50/156 , C09K11/06 , H10K50/11 , H10K50/121 , H10K50/166 , H10K85/6572 , C09K2211/1011 , C09K2211/1029 , C09K2211/185 , H10K50/17
Abstract: A light emitting device includes a first electrode, a hole transporting layer in contact with the first electrode, a second electrode, an electron transporting layer in contact with the second electrode; and an emissive layer between the hole transporting layer and the electron transporting layer. The emissive layer includes a phosphorescent emitter, a fluorescent emitter, and a host, and the phosphorescent emitter harvests electrogenerated excitons and transfers energy to the fluorescent emitter.
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