Alerta

MICROGRANULATION METHODS AND PRODUCT PARTICLES THEREFROM

Resumen de: US2025369147A1

Simple, material-efficient microgranulation methods are disclosed for aggregating precursor particles into larger product particles with improved properties and, in some instances, novel structures. The product particles are useful in applications requiring uniform, smooth, spherical, or rounded particles such as for electrode materials in lithium batteries and other applications.

METHOD OF FORMING DIELECTRIC FILMS, NEW PRECURSORS AND THEIR USE IN THE SEMI-CONDUCTOR MANUFACTURING

Resumen de: US2025369115A1

A Metal-containing film forming composition comprising a precursor having the formulawherein, M=V or Nb or Ta; R1-R3=independently H or C1-C10 alkyl group; L=Substituted or unsubstituted cyclopentadienes, cyclohexadienes, cycloheptadienes, cyclooctadienes, fluorenes, indenes, fused ring systems, propene, butadiene, pentadienes, hexadienes, heptadienes; m=0 or 1.

Battery Storage System for an Aircraft

Resumen de: US2025368346A1

In accordance with one embodiment of the present invention, an aircraft comprises a battery pack mounted external to the aircraft structure. The batteries are configured to vent directly to the environment during battery thermal runaway. In one embodiment, an aerodynamic fairing provides an aerodynamically efficient surface and weather protection during nominal flight conditions. During battery thermal runaway however, the aerodynamic fairing is configured to expose the battery to the environment.

CHEMICAL ADDITIVES FOR LIQUEFIED GAS ELECTROLYTES

Resumen de: WO2025250625A1

An electrochemical device is disclosed that includes an ionically conducting electrolyte, a first electrode and a second electrode. The electrodes are in contact with the ionically conducting electrolyte, and a housing encloses the electrodes and the ionically conducting electrolyte. The ionically conducting electrolyte comprises a liquefied gas solvent, an ester solvent, and a salt. The liquefied gas solvent has a vapor pressure above 100 kPa at a temperature of 293.15K. The salt and ester are soluble in the liquefied gas solvent such that the ionically conducting electrolyte is a liquid under pressure.

BATTERY PACK AND DEVICE INCLUDING SAME

Resumen de: WO2025249996A1

A battery pack according to an embodiment of the present invention comprises: a plurality of battery cells stacked along one direction; cell frames extending along the edges of the battery cells and covering the edges of the battery cells; and a pack frame in which the battery cells are housed. The battery cells are directly mounted to the pack frame in a state in which the edges of the battery cells are covered by the cell frames.

FORMATION OF ALLOYS ON 2D AND 3D ELECTRICALLY CONDUCTING SURFACES UTILIZING GALVANIC DISPLACEMENT

Resumen de: WO2025250558A1

Methods for utilizing galvanic displacement for synthesizing alloys, such as SnSb and Cu2Sb on 2D and 3D structures with control over morphology and composition, by incorporating Sb into a Sn-coated 2D film or 3D foam, or incorporating Sb into a copper 2D film or 3D foam, respectively, are described. Additionally, the effect of changes in SnSb morphology on the lifetimes and rate capabilities of films and foams synthesized by galvanic displacement and used as anodes for sodium-ion batteries were investigated.

RECOVERY OF INDIVIDUAL METAL OXIDES DURING BATTERY RECYCLING

Resumen de: WO2025250507A1

Disclosed are approaches for recycling LIBs where lithium is recovered before the other node metals in order to increase the amount of lithium recovered. For such approaches, the other node metals need not be further refined or recovered and, despite the small loss of these other node metals as impurities in the first-recovered lithium, the available alternative dispositions for these other node metals—such as in the form of multi-metal-oxides (MMO)—can render the recovery of lithium before the other node metals to be advantageous. Several such approaches may feature nitration, roasting, lithium trapping, and/or other innovative features to facilitate greater and purer recoveries of the target LIB components.

RECOVERY AND REUTILIZATION OF WATER DURING BATTERY RECYCLING

Resumen de: WO2025250511A1

Disclosed are approaches for recycling LIBs where lithium is recovered before the other node metals in order to increase the amount of lithium recovered. For such approaches, the other node metals need not be further refined or recovered and, despite the small loss of these other node metals as impurities in the first-recovered lithium, the available alternative dispositions for these other node metals—such as in the form of multi-metal-oxides (MMO)—can render the recovery of lithium before the other node metals to be advantageous. Several such approaches may feature nitration, roasting, lithium trapping, and/or other innovative features to facilitate greater and purer recoveries of the target LIB components.

METHOD FOR MANUFACTURING ELECTRIC POWER STORAGE MODULE

Resumen de: WO2025249059A1

This method for manufacturing an electric power storage module comprises: a step (S101) for bonding a detection line (60) to a surface (15b) of a collector (15); a step (S102) for disposing a seal member (71) on the surface (15b) and the detection line (60); and a step (S103, S104) for bonding the seal member (71) to the surface (15b) and the detection line (60). In the step (S103), the seal member (71) is bonded by heating and melting the seal member (71) in a first region (R1) of the seal member (71) that overlaps the detection line (60) and the periphery of the detection line (60). In the step (S104), the seal member (71) is bonded by heating and melting the seal member (71) in a second region (R2) different from the first region (R1).

ELECTRIC POWER STORAGE MODULE MANUFACTURING METHOD

Resumen de: WO2025249061A1

Provided is an electric power storage module manufacturing method for manufacturing an electric power storage module provided with: an electrode laminate configured by stacking a plurality of current-collector-including electrodes along a first direction; a sealing body in which a plurality of seal materials respectively provided to the plurality of electrodes are stacked in the first direction, whereby the sealing body is provided so as to surround the electrode laminate; and a plurality of terminals that are joined to the current collectors of each of the plurality of electrodes and are led out to the outside of the sealing body, the terminals extending along a direction intersecting the first direction, wherein the electric power storage module manufacturing method comprises a terminal-joining step for joining the terminals to the current collectors at peripheral edge parts of the current collectors, and an inspection step for applying a tensile load to the terminals joined to the current collector, the tensile load being applied along the extension direction of the terminals.

METHOD FOR MANUFACTURING ELECTRIC POWER STORAGE MODULE

Resumen de: WO2025249063A1

This method for manufacturing an electric power storage module includes: a step S101 for preparing an electrode by forming a coating layer 80 on a surface 15b of a current collector 15; a step S102 for ultrasonically bonding a detection line 60 to the surface 15b of the current collector 15; and a step S103 for bonding a seal material 41 to the surface 15b via the coating layer 80 after the step S102. In step S101, a part of the coating layer 80 is removed at a peripheral edge 15c of the current collector 15 to form an exposed portion 81, and in step S102, the detection line 60 is ultrasonically bonded to the surface 15b in the exposed portion 81.

LITHIUM-ION SECONDARY BATTERY

Resumen de: WO2025248883A1

This lithium-ion secondary battery comprises: a positive electrode having a positive electrode active material layer; a separator; and a negative electrode having a negative electrode active material layer, wherein the separator is disposed between the positive electrode and the negative electrode. The lithium-ion secondary battery has a rated capacity of 3 Ah to 7 Ah. The separator has a first layer containing polyethylene as a main component, and a second layer and a third layer containing polypropylene as a main component. The first layer is disposed between the second layer and the third layer, the ratio R defined by the following expression 1 is 2.0 to 6.0, and the thickness of the positive electrode active material layer is 30 µm to 65 µm.　(Expression 1): R = (the total thickness of the positive electrode active material layer)/(the thickness of the entire separator) (In the expression, the unit of thickness is µm).　Due to said feature, the output characteristics of the lithium-ion secondary battery can be improved not only under a rated temperature condition but also in a low-temperature region.

ELECTRODE AND SECONDARY BATTERY

Resumen de: US2025372849A1

The present disclosure relates to an electrode, and a technical problem to be solved is to provide an electrode capable of suppressing cracks from occurring in an uncoated portion. The present disclosure provides an electrode including: an electrode plate including a coated portion, which is a region in which an active material layer is applied on a substrate, and an uncoated portion, which is a region in which the active material layer is not applied on the substrate; a tab fixed to at least a part of the uncoated portion and protruding from the electrode plate; and a tape adjacent to the tab and attached onto the uncoated portion.

ALL-SOLID-STATE BATTERY AND MANUFACTURING METHOD THEREFOR

Resumen de: US2025372723A1

A manufacturing method for an all-solid-state battery according to an embodiment includes a first step of coating a solid electrolyte membrane on a release film, a second step of pressing the release film coated with the solid electrolyte membrane onto a first electrode plate, and a third step of removing the release film while the solid electrolyte membrane is pressed onto the first electrode plate and stacking a second electrode plate on the solid electrolyte membrane.

Outlet Duct System for Vehicle Air-Cooled Battery

Resumen de: US2025372764A1

An outlet duct system for a vehicle air-cooled battery includes: a first duct fluidly connected to a battery assembly disposed under a floor of a vehicle, and mounted on a top surface of the floor; and a second duct communicating with the first duct, and having an outlet opening through which air is discharged to the floor, wherein the second duct includes a plurality of holes provided in a portion thereof adjacent to the outlet opening, and each hole has a diameter less than an opening area of the outlet opening.

TEMPERATURE SENSING ASSEMBLY AND BATTERY MODULE INCLUDING THE SAME

Resumen de: US2025372738A1

A temperature sensing assembly according to an embodiment of the disclosure may include a substrate; a temperature sensor mounted at the substrate; and a bridge coupled to the substrate and at which a hole facing the temperature sensor is defined. A compression member is disposed between the bridge and the substrate, and is disposed at both sides of the temperature sensor.

HEAT INSULATING SHEET FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY MODULE INCLUDING THE SAME

Resumen de: US2025372769A1

The present disclosure relates to a heat insulating sheet for a rechargeable lithium battery and a rechargeable lithium battery module including the heat insulating sheet. The heat insulating sheet includes a first base layer, an aerogel-containing layer, and a second base layer that are laminated. The aerogel-containing layer includes a fibrous support, an aerogel, one or more of a phosphorus-based compound and a phosphorus-based ammonium compound, and a crosslinked product of a binder and a crosslinking agent. The binder includes an alcohol-based binder, and the crosslinking agent includes a polycarboxylic acid containing a sulfonic acid group (SO3H) or a salt thereof.

Battery Pack

Resumen de: US2025372759A1

Provided is a battery pack according to example embodiments of the present technology. The battery pack includes a housing including a plate part and first and second side walls coupled to the plate part, a plurality of battery assemblies on the housing, and a lower supply pipe assembly on a first side of the housing, in which the plate part includes a plurality of lower cooling channels extending in a first direction, the first side wall includes a first lower recovery channel, the second side wall includes a second lower recovery channel, and the lower supply pipe assembly is connected to the plurality of lower cooling channels.

SYSTEM AND METHOD FOR BALANCING PARALLEL BATTERY STRINGS

Resumen de: US2025368339A1

A battery system is provided that includes a plurality of battery strings, negative path electrical conductors, positive path electrical conductors, and string balancing resistors. The battery strings are disposed in a parallel configuration. Each battery string includes positive and negative terminals. The negative terminal of each battery string is selectively in electrical communication with a load through a respective negative path electrical conductor, and the positive terminal of each battery string is selectively in electrical communication with the load through a respective positive path electrical conductor. The battery system is configurable in a balancing state wherein the battery system is disconnected from the load and the battery system is configured such that the string balancing resistors cause the battery strings to balance in voltage relative to one another.

THERMALLY INSULATED MULTILAYER TUBE FOR COOLANT

Resumen de: US2025369555A1

A multi-layer coolant fluid transport tube having an inner layer including any of a polyamide, polypropylene impact copolymer or thermoplastic elastomer incorporating graphene, typically 0.01-60% by weight, thereby providing chemical resistance and a barrier to coolant loss. An outer layer including any of a polyamide, a polyethylene, a polypropylene, or a polyurethane material including the graphene along with a foaming agent for providing thermal insulation between a fluid contained in the tube and external surroundings. Additional variants include one or more intermediate layers having an anhydride modified polypropylene adhesive.

BATTERY RETROFIT KIT

Resumen de: US2025368057A1

A battery retrofit kit for a golf cart includes a base having a mounting surface, a lithium-ion battery supported on the mounting surface, a battery charger coupled to the base, and a retrofit controller coupled to the base.

Heteroelement-Containing Graphene

Resumen de: US2025368516A1

An object of the present invention is to provide a highly crystalline heteroelement-containing graphene. A heteroelement-containing graphene disclosed herein includes carbon (C) and, as a heteroelement (X), at least one element selected from the group consisting of nitrogen (N), phosphorus (P), arsenic (As), sulfur (S), boron (B), and silicon (Si). Also, spots belonging to either the orthorhombic system or the hexagonal system and having the symmetry of a single crystal are observed in the selected area electron diffraction.

MULTI-OPERATION PROCESSING OF LITHIUM SOLUTION

Resumen de: US2025368522A1

Disclosed is a single chamber (or “single-cylinder”) system and method for iteratively-continuous multi-operation processing of lithium-rich solutions to recover usable lithium (namely in the form of lithium carbonate) via facilitated ion exchange with sodium carbonate to seamlessly perform various processing steps-which may include heating, mixing, precipitating, separating/filtering, and/or drying—and thereby reducing the need for separate processing equipment and improving overall processing efficiency.

VIBRATION DAMPING MOUNTS FOR BATTERIES IN ELECTRIC REFUSE VEHICLE

Resumen de: US2025368152A1

A refuse vehicle including a chassis, a body assembly coupled to the chassis, the body assembly defining a refuse compartment, an electric energy system, the electric energy system including one or more battery cells and control hardware, the electric energy system coupled to the body and configured to be accessed through an opening in the body, and one or more vibration isolation devices, the one or more vibration isolation devices structured to reduce effects of disruptive forces on the electric energy system.

SEPARATING BLACK MASS FROM BROKEN BATTERIES

Nº publicación: WO2025250506A1 04/12/2025

Solicitante:

ACE GREEN RECYCLING INC [US]
ACE GREEN RECYCLING INC

Resumen de: WO2025250506A1

Disclosed are approaches for recycling LIBs where lithium is recovered before the other node metals in order to increase the amount of lithium recovered. For such approaches, the other node metals need not be further refined or recovered and, despite the small loss of these other node metals as impurities in the first-recovered lithium, the available alternative dispositions for these other node metals—such as in the form of multi-metal-oxides (MMO)—can render the recovery of lithium before the other node metals to be advantageous. Several such approaches may feature nitration, roasting, lithium trapping, and/or other innovative features to facilitate greater and purer recoveries of the target LIB components.