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1295
resultados
Última actualización
04/10/2026 [07:18:00]
Resultados 50 a 75 de 1295
Resumen de: US20260302161A1
According to an aspect of the present disclosure, an electrode forming system for supplying powder to a substrate to form an electrode, the electrode forming system including: a transport device including a first electric actuator and a ball screw mechanism configured to continuously converting rotational motion generated by the first electric actuator into motion in a direction along a transport path and configured to transport the substrate along the transport path; a storage container configured to store the powder; and a roller configured to be operated by a second electric actuator and provided at a lower end of the storage container, the roller scraping the powder from within the storage container to a target region on the transport path along which the substrate can pass.
Resumen de: US20260302242A1
0000 The present invention provides a binder for a secondary battery electrode capable of exhibiting a high capacity retention rate while suppressing expansion and shrinkage due to charge and discharge in use for a longer period of time than before even when using a silicon-based active material which is considered to have large expansion and shrinkage due to charge and discharge. In addition, provided are a composition for a secondary battery electrode mixture layer containing the binder, and a secondary battery electrode and a secondary battery obtained using the composition. A binder for an electrode of a secondary battery provided with a secondary battery electrode containing carbon nanotubes, the binder for the electrode containing a carboxyl group-containing non-crosslinked polymer or a salt of the non-crosslinked polymer, in which a degree of neutralization of the polymer is 50 mol % or more.
Resumen de: US20260293980A1
0000 A heater module for an aerosol generating device includes a module main body including a heater accommodation groove for accommodating a heater detachably coupled to a cartridge including an aerosol generating material, and a printed circuit board (PCB) accommodation groove for accommodating a PCB unit electrically connected to an aerosol generating device, a heater terminal arranged in the module main body and electrically connected to the heater to transmit, to the heater, power from a battery included in the aerosol generating device, and a recognition terminal arranged apart from the heater terminal in the module main body and electrically connected to the PCB unit and the cartridge.
Resumen de: US20260302231A1
0000 Disclosed are a negative electrode coating composition for an all-solid-state battery and an all-solid-state battery including the same, the negative electrode coating composition for an all-solid-state battery including a metal and a carbon-based material, wherein the metal and carbon-based material are chemically bonded through sulfur.
Resumen de: US20260302250A1
0000 Disclosed are a positive electrode active material, and a positive electrode for an all-solid-state rechargeable battery and an all-solid-state rechargeable battery including the same, the positive electrode active material including a positive electrode active material particles including a lithium transition metal composite oxide, and a coating layer on a surface of the positive electrode active material particles, wherein the coating layer includes an organic material and a lithium salt, and the organic material includes a (meth)acrylate including an alkylene glycol unit, an ether including an alkylene glycol unit, or a combination thereof.
Resumen de: US20260302419A1
A heat dissipation system and an energy storage system. The heat dissipation system includes a container body and a heat management module, where the heat management module is disposed in the container body. A partition plate in the container body separates the container body into a temperature control chamber and a control chamber. The temperature control chamber is located above the control chamber. The heat management module includes at least two compressors, at least two water pumps, a plate heat exchanger component, and an electric control box that are located in the control chamber. The heat dissipation system in can implement water-electricity isolation and a multi-heat management system, so that heat management can still be performed in a scenario in which a single heat management system fails, enhancing reliability of the energy storage system.
Resumen de: US20260302211A1
0000 A positive electrode active material includes a secondary particle in which a plurality of primary particles are aggregated. The plurality of primary particles have an average particle size measured from a scanning electron microscope (SEM) image ranging from 1.5 μm to 5.0 μm. A particle size of a primary particle of the plurality of primary particles is a particle size based on a long diameter of the primary particle. The positive electrode active material may improve energy density through excellent density characteristics as well as cell characteristics, such as improved lifetime and reduced gas generation amount of a lithium secondary battery, by including a particle, such as a conventional single particles, as a primary particle and including a secondary particle that is formed by aggregation of a plurality of primary particles. Also provided is a positive electrode and a lithium secondary battery which include the same.
Resumen de: US20260302202A1
0000 A positive electrode active material for secondary batteries contains a lithium-metal composite oxide having a rock salt type crystal structure assignable to the space group Fm-3m. The lithium-metal composite oxide contains at least Li and Mn and has a D50 of 0.05 μm or more and 10 μm or less in a volume-based cumulative particle size distribution of the lithium-metal composite oxide. A secondary battery includes the positive electrode active material in a positive electrode.
Resumen de: US20260302223A1
0000 Disclosed is polyanion-layered oxide composite cathode material for a sodium battery or sodium-ion battery, the material comprising a polyanion and a layered oxide, wherein the polyanion is Na3V2(PO4)3 (NVP) or Na4VMn(PO4)3 (NVMP); wherein the layered oxide is selected from the group consisting of O3/P3-NaxMyOz, O3/P2-NaxMyOz, O3-NaxMyOz, P2-NaxMyOz, and P3-NaxMyOz; and wherein x is ≥0.9, 0.8≤y≤1.0, and z is ≤2. The NVP can be Zn doped NVP. Also disclosed is a method of synthesizing the polyanion-layered oxide composite cathode material as disclosed herein. Further disclosed is a sodium battery or sodium ion battery comprising the polyanion-layered oxide composite cathode material as disclosed herein.
Resumen de: US20260302251A1
A positive electrode active material for a non-aqueous electrolyte secondary battery according to the present disclosure comprises a lithium-containing transition metal composite oxide that has a layered structure, and is characterized in that: the lithium-containing transition metal composite oxide contains secondary particles that are formed by aggregation of primary particles; a sulfonic acid compound expressed by formula (I) and a compound X that contains at least one element selected from the group consisting of P, Ca, Sr, B, Zr, Er, and Al are present on the surfaces of the secondary particles; and the compound X is present on the surfaces of the secondary particles with the sulfonic acid compound interposed therebetween. (In the formula, A is a group 1 element or a group 2 element, R is a hydrocarbon group, and n is 1 or 2.)
Resumen de: US20260302179A1
A positive electrode active material includes a secondary particle in which a plurality of primary particles are aggregated. The plurality of primary particles have an average particle size of 1.5 μm or more and 5.0 μm or less as measured from an SEM image, a particle size of a primary particle being a particle size based on the long diameter of the primary particle. The secondary particle has an average particle diameter (D50) in a range of 7.0 μm or more and 20.0 μm or less according to a cumulative volume distribution measured using a laser diffraction particle size analyzer. A positive electrode includes the positive electrode active material. A lithium secondary battery includes the positive electrode.
Resumen de: US20260302325A1
A lithium-ion battery cell includes an electrode assembly having an anode and a cathode. The anode includes an anode current collector and a first silicon-containing anode active material layer disposed on a first side of the anode current collector, where the first silicon-containing anode active material layer includes at least 85 atomic % silicon. The cathode includes a cathode current collector and a first cathode active material layer disposed on a first side of the cathode current collector, where the first side of the cathode current collector is proximal to the first side of the anode current collector. The battery cell further includes a lithium-ion electrolyte disposed between the anode and cathode, and a battery cell housing containing the electrode assembly and the electrolyte. During an electrochemical charging event, the first cathode active material layer is compressible to less than 95% of its thickness prior to the charging event.
Resumen de: US20260302200A1
0000 A device may include an electrochemical storage device comprising an electrode having materials with targeted stoichiometry of TiNb2O7 (TNO), MoO2 (MO), or mixtures of TNO and MO.
Resumen de: US20260302180A1
A positive electrode active material comprising a secondary particle in which a plurality of primary particles are aggregated. The plurality of primary particles have an average particle size of 1.5 μm or more and 5.0 μm or less, a particle size of a prima particle being a particle size based on a long diameter of the prima particle. A single crystallinity calculated from an Equation 1 as described herein is 0.15 μm3 or more. A positive electrode comprises the positive electrode active material. A lithium secondary batter comprises the positive electrode, a negative electrode, and an electrolyte.
Resumen de: US20260302194A1
0000 A negative electrode material for secondary batteries includes a composite material. The composite material contains an active phase that is reactive with Li, and an amorphous material phase. The active phase is dispersed in the amorphous material phase, and has a particle diameter of 10 nm or less. The amorphous material phase contains elements A, O, and C, and the element A is at least one selected from the group consisting of Si, Sn, Ti, Al, and Mg.
Resumen de: US20260302207A1
A positive electrode active material comprises a secondary particle in which a plurality of primary particles are aggregated. The plurality of primary particles have an average particle size of 1.5 μm or more and 5.0 μm or less as measured from an SEM image, a particle size of a primary particle being a particle size based on a long diameter of the primary particle. The plurality of primary particles includes disk-type primary particles. A (003) plane has a largest area ratio among crystal planes on a surface of at least one of the plurality of primary particles. A positive electrode comprises the positive electrode active material, and a lithium secondary battery comprises the positive electrode.
Resumen de: US20260302178A1
This cylindrical battery includes an electrode body in which a long positive electrode having a positive electrode core body and a positive electrode mixture layer, and a long negative electrode having a negative electrode core body and a negative electrode mixture layer are wound together with a separator interposed therebetween. The positive electrode mixture layer has a thin portion extending from the starting end on the winding start side across a prescribed range in the winding direction, the thickness of the thin portion is less than the thickness of a main portion, which is the portion of the positive electrode mixture layer other than the thin portion, and the adhesion strength of the positive electrode mixture layer to the positive electrode core body is higher in the thin portion than in the main portion.
Resumen de: US20260296892A1
0000 A conductive dispersion includes a conductive carbon material, a liquid component, and a resin component dissolved in the liquid component. The conductive carbon material is dispersed in the liquid component. The conductive carbon material is in a fibrous form or in an aggregate form. The resin component includes a first component and a second component. The weight-average molecular weight Mw1 of the first component and the weight-average molecular weight Mw2 of the second component satisfy Mw1
Resumen de: US20260302212A1
0000 A positive electrode active material includes a secondary particle in which a plurality of primary particles are aggregated. The plurality of primary particles have an average particle size measured from a scanning electron microscope (SEM) image of from 1.5 μm to 5.0 μm, wherein particle size of the plurality of primary particles is based on a long diameter of each primary particle of the plurality of primary particles. A positive electrode includes the positive electrode active material. A lithium secondary battery includes the positive electrode of claim, a negative electrode, and an electrolyte.
Resumen de: US20260302338A1
A solid electrolyte layer includes a plurality of electrolytic particles including an oxide. The plurality of electrolytic particles include first particles and second particles. The first particles have a particle diameter of 1/10 or more of an average thickness of the solid electrolyte layer. The second particles have a particle diameter smaller than that of the first particles.
Resumen de: US20260299001A1
The invention relates to an insulation fault detection device (40) for detecting insulations faults in an electrical power supply system (10, 20, 30) of an electrically or hybrid driven aircraft (100), wherein the electrical power supply system (10, 20, 30) being configured with a DC section and an AC section, wherein the insulation fault detection device (40) includes: an input terminal (DC− , G) configured to receive a measurement signal (VDC−-G) from a sensor, preferably external to the insulation fault detection device (40); an output terminal (S) arranged to provide a signal for indicating an insulation fault; a processing unit (41-43) connected to the input (DC− , G) and output terminal (S) and configured to determine signal properties of the measurement signal (VDC−-G), in which the processing unit (41-43) is configured to set the signal at the output terminal(S) depending on a frequency and/or a slope of an AC component comprised in the measurement signal. The invention also relates to an electrical power supply system (10, 20, 30) for an electrically or hybrid driven aircraft (100), and a method for detecting an insulation fault in the electrical power supply system with the use of the insulation fault detection device (40).
Resumen de: US20260302185A1
A positive electrode active material for nonaqueous electrolyte secondary batteries according to one embodiment of the present disclosure is characterized by containing a lithium-containing composite oxide and a sulfonic acid compound that is present on the surface of the lithium-containing composite oxide. This positive electrode active material is also characterized in that: the lithium-containing composite oxide is composed of isolated particles having an average particle diameter of 0.5 μm to 5 μm inclusive, and contains 70 mol % or more of Ni and Mn in total with respect to the total molar quantity of metal elements excluding Li; and the sulfonic acid compound is represented by general formula I.In the formula, A represents a group 1 element or a group 2 element; R represents a hydrocarbon group; and n is 1 or 2.
Resumen de: US20260297794A1
0000 The present invention is related to a method of producing metal sodium nanoparticles which are single crystals and spherical, and have an average particle diameter of 1 nm to 300 nm. The single-crystal spherical metal sodium nanoparticles obtained by the production method of the present invention can generate fluorescence when excited by an ultraviolet light. The single-crystal spherical metal sodium nanoparticles do not have the toxicity of compound semiconductors formed from cadmium, selenium, tellurium, etc., and therefore can be used as a reducing agent for various origin substance. Furthermore, because the single-crystal spherical metal sodium nanoparticles are spherical, they can be used as a negative electrode for a sodium battery.
Resumen de: US20260302470A1
0000 A pouch cell battery including a pouch cell enclosure and one or more pouch cells. The pouch cell enclosure includes first and second compression members spaced apart in a cell stack direction to define a cell-receiving space therebetween for receipt of one or more pouch cells. The first and second compression members are moveable relative to one another in the cell stack direction. The enclosure further includes a biasing arrangement connecting the first and second compression members and urges the first and second compression members towards one another. The one or more pouch cells are disposed in the cell-receiving space of the pouch cell enclosure, between the first and second compression members.
Nº publicación: US20260302184A1 01/10/2026
Solicitante:
NIPPON ELECTRIC GLASS CO LTD [JP]
NIPPON ELECTRIC GLASS CO., LTD.
Resumen de: US20260302184A1
Provided is an electrode composite material for a secondary battery that can satisfy both the electronic conductivity and the ionic conductivity at a high level and thus effectively increase the battery characteristics. An electrode composite material for a secondary battery contains a positive-electrode active material and a conductive agent, the positive-electrode active material containing: (i) at least one transition metal element selected from the group consisting of Cr, Fe, Mn, Co, Ni, Ti, and Nb; (ii) at least one element selected from the group consisting of P, Si, and B; and (iii) an element consisting of O, the conductive agent containing a fibrous carbon.
BOPI
Sede Electrónica
