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HEAT TRANSFER SUPPRESSION SHEET AND BATTERY PACK

Resumen de: US20260246023A1

A heat transfer suppression sheet contains at least one kind of fiber selected from an inorganic fiber and an organic fiber, and a liquid repellent substance having a surface tension smaller than a surface tension of water. The heat transfer suppression sheet may contain inorganic particles, and at least a part of the inorganic particles may be the liquid repellent substance.

Holding Mechanism for Electrode Laminate

Resumen de: US20260246035A1

A holding structure for a laminated body includes the laminated body in which a plurality of electrodes are laminated, and a holder that holds the laminated body to fix the plurality of electrodes to one another. The holder includes an upper cover that covers an upper surface of the laminated body and covers left and right side-surfaces of the laminated body, and a lower cover that covers a lower surface of the laminated body and covers the left and right side-surfaces of the laminated body. The upper cover and the lower cover are joined together on the left and right side-surfaces of the laminated body.

POWER STORAGE DEVICE, COVER MEMBER, FIXING JIG, METHOD FOR PRODUCING POWER STORAGE DEVICE, AND TRANSPORT JIG

Resumen de: US20260246031A1

A power storage device is provided with an electrode body and an outer package in which the electrode body is sealed. The outer package includes an outer package film which enfolds the electrode body in such a manner that an opening is formed, and a cover member which is disposed at the position of the opening. The cover member has a first surface that faces the electrode body, a second surface that is on the reverse side of the first surface, and a projection that protrudes from the second surface.

Composite binder for electrode sheet, and preparation method for and use of composite binder

Resumen de: US20260245908A1

Provided is a composite binder for an electrode sheet, and a preparation method for and a use of the composite binder. The composite binder for an electrode sheet uses both a fluorine-containing polymer and an aromatic polyamide. Compared with using a fluorine-containing polymer alone, the strength of the composite binder of the present application is enhanced, the peeling strength of the battery electrode sheet is higher, and the electrolyte infiltration effect is better. Compared with using aromatic polyamide alone, the moisture content of the battery electrode sheet is lower, the hygroscopicity is reduced, and the internal resistance of a battery cell is also lower. That is, the composite binder for an electrode sheet of the present application can have both the advantages of good electrochemical performance of the fluorine-containing polymer and high bonding strength of the aromatic polyamide, and the use cost of the binder is also reduced.

PROCESS FOR MAKING PARTICULATE (OXY)HYDROXIDES OF NICKEL AND METAL OTHER THAN NICKEL

Resumen de: US20260242244A1

Described herein is a process for making a particulate (oxy)hydroxide of TM where TM is a combination of nickel and at least one metal selected from Co and Mn. The process includes the steps of: (a) precipitating a hydroxide of TM by combining one or more aqueous solution(s) (α) containing sulfates of Ni and of at least one transition metal selected from Co and Mn, and an aqueous solution (β) containing sodium hydroxide in a stirred tank reactor,(b) separating the precipitated hydroxide of TM from a continuous phase by way of a filtration step,followed by washing the resultant filter cake with an aqueous medium, thereby obtaining a washed filter cake and a filtrate that contains sodium sulfate,(c) removing water from the filtrate, thereby obtaining a concentrated filtrate and water, and(d) at least partially recycling the water from step (d) and further using it.

HEAT TRANSFER SUPPRESSION SHEET AND BATTERY PACK

Resumen de: US20260246022A1

A heat transfer suppression sheet contains an inorganic particle and an organic fiber. A surface of the heat transfer suppression sheet has a first region and a second region, the first region containing a stripe-like fiber bundle composed of the organic fibers, and the second region does not contain the fiber bundle. The first region may contain the stripe-like fiber bundle passing through at least three continuous virtual frames, each frame being a 5 mm square.

ELECTRIC VEHICLE

Resumen de: US20260246006A1

An electric vehicle includes two thermal modules, a refrigerant module configured to distribute an air conditioning refrigerant and a coolant module configured to distribute a coolant, installed in front of an electric drive unit inside a front compartment. Two high-voltage units, including a power distribution unit and an on-board charging unit, are stacked one above another and arranged above the electric drive unit so that the power distribution unit connected to the electric drive unit by a cable having a larger diameter is located at a lower position than the on-board charging unit connected to the electric drive unit by a cable having a smaller diameter.

ASYNCHRONOUS CONVERSION OF METALS TO METAL CERAMICS

Resumen de: US20260246080A1

A metal-ceramic article and method for creating the same is disclosed in which the article has undergone machining to remove outer surface volume. The article is then treated to enhance the characteristics of at least the machined surface to be comparable to the original surface. In the disclosed application the machining does not extend to an inner layer of the article in which the article consists purely of a metal.

APPARATUS AND METHODS FOR TESTING ELECTROCHEMICAL SYSTEMS

Resumen de: US20260243841A1

0000 Example embodiments of the described technology provide an apparatus for testing an electrochemical system. The apparatus may comprise a testing module electrically coupled to the electrochemical system. The testing module may comprise a discharge circuit configured to draw current from the electrochemical system at a plurality of different rates. The discharge circuit may be configured to continuously draw current from the electrochemical system once a test of the electrochemical system is commenced. The apparatus may also comprise a measurement module which may be configured to measure voltage across terminals of the electrochemical system and current drawn from the electrochemical system during the test. The apparatus may also comprise a processor. The processor may be configured to compensate at least in part the measured voltage for voltage drift which was generated by continuously drawing current from the electrochemical system. The processor may also be configured to compute a state of health of the electrochemical system based at least in part on the compensated voltage and the measured current.

POSITIVE ACTIVE MATERIAL AND ELECTROCHEMICAL DEVICE CONTAINING SAME

Resumen de: US20260245892A1

A positive active material, containing a compound with a P63mc space group. In an XRD pattern of the positive active material, a (002) crystal plane of the compound with the P63mc space group is located between 17.5° and 19°, and a full width at half maximum of the (002) crystal plane falls between 0.05 and 0.1. The positive active material at a high voltage of 4.8 V exhibits a considerable discharge capacity and desirable structural reversibility and cycle stability.

HIGH GREEN DENSITY CERAMICS FOR BATTERY

Resumen de: US20260245957A1

Set forth herein are processes and materials for making ceramic thin green tapes by casting ceramic source powders and precursor reactants, binders, and functional additives into unsintered thin green tapes in a non-reactive environment.

Battery Module and Battery Pack Including the Same

Resumen de: US20260246011A1

0000 A battery pack includes: a battery cell stack in which a plurality of battery cells are stacked; a busbar frame covering at least a portion of at least one surface of the battery cell stack; a sensing member connected to the busbar frame; and side surface plates covering at least a portion of respective side surfaces of the battery cell stack, wherein each of the side surface plates includes a mounting part formed on an outer surface thereof, wherein a lower surface of the battery cell stack is opened such that the lower surface is not covered by a frame of the battery pack, and wherein outermost battery cells of the plurality of battery cells and an inner surface of the side surface plates are coupled to each other, respectively.

BATTERY AND METHOD FOR PRODUCING SAME

Resumen de: US20260246033A1

Disclosed is a battery including: a battery can including a cylinder portion including an opening edge portion at one end portion thereof and a bottom portion closing the other end portion of the cylinder portion; an electrode body housed in the cylinder portion; and a sealing member fixed to the cylinder portion to seal an opening of an opening edge portion. The sealing member includes a lid portion covering the opening of the opening edge portion. A first engagement portion is formed in the end portion of the cylinder portion on the opening edge portion side, and a second engagement portion is formed in an end portion of the lid portion on an outer circumferential side. A first surface of the first engagement portion and a second surface of the second engagement portion are bonded, with the first surface and the second surface overlapping each other.

BATTERY CELL AND METHOD OF MANUFACTURING THE SAME

Resumen de: US20260245976A1

The present invention provides a battery cell and a method of manufacturing the same. In particular, since a case of the battery cell may have poor thermal resistance, the present invention provides a battery cell capable of preventing a coating layer including an insulation layer in the case and an electrode assembly from being damaged by heat, and releasing the heat generated in the battery.

PROCESSES FOR PREPARING HYDROXIDES AND OXIDES OF VARIOUS METALS AND DERIVATIVES THEREOF

Resumen de: AU2026210821A1

There is provided a process for preparing a metal hydroxide comprising (i) at least one metal chosen from nickel and cobalt and optionally (ii) at least one metal chosen from manganese, lithium and aluminum, said process comprising: reacting a metal sulfate comprising (i) at least one metal chosen from nickel and cobalt and optionally (iii) at least one metal chosen from manganese and aluminum with sodium hydroxide and optionally a chelating agent in order to obtain a solid comprising said metal hydroxide and a liquid comprising sodium sulfate; separating said liquid and said solid from one another to obtain said metal hydroxide; submitting said liquid comprising sodium sulfate to an electromembrane process for converting said sodium sulfate into sodium hydroxide; and reusing said sodium hydroxide obtained by said electromembrane process for reacting with said metal sulfate. ul u l

ELECTRONIC CIGARETTE POWER SUPPLY PORTION

Resumen de: US20260241120A1

0000 Aspects of the instant disclosure relate to electronic cigarettes; more particularly, to electronic cigarettes including a power supply portion. In various embodiments, the eCig power supply portion includes a sub-assembly housing substantially containing a battery, an airflow sensor, and controller circuitry. Aspects of the disclosure are further directed to an eCig power supply portion further including a hemicylindrical port and/or electrical contacts aligned along a longitudinal axis of the power supply portion.

MANUFACTURING LINE, PROCESS, AND SINTERED ARTICLE

Resumen de: US20260243510A1

0000 A method of manufacturing ceramic tape includes a step of directing a tape of partially-sintered ceramic into a furnace. The tape is partially-sintered such that grains of the ceramic are fused to one another yet the tape still includes at least 10% porosity by volume, where the porosity refers to volume of the tape unoccupied by the ceramic. The method further includes steps of conveying the tape through the furnace and further sintering the tape as the tape is conveyed through the furnace. The porosity of the tape decreases during the further sintering step.

METHOD FOR MOUNTING EXPLOSION-PROOF SHEET

Resumen de: US20260246062A1

0000 A method for mounting an explosion-proof sheet includes: step 1): providing an explosion-proof sheet and a retaining ring, wherein an enclosed area is defined by the retaining ring; connecting the explosion-proof sheet to the retaining ring, so that the explosion-proof sheet closes the enclosed area; and step 2): providing a battery housing, wherein an accommodating cavity for accommodating a battery core is provided in the battery housing, a top opening for mounting a top cover is formed at a top of the battery housing, the battery housing includes a mounting wall arranged offset from the top opening, and the mounting wall is provided with an explosion hole in communication with the accommodating cavity; and mounting the retaining ring on the mounting wall, so that the explosion-proof sheet closes the explosion hole.

BIDIRECTIONAL ADAPTIVE TERMINAL VOLTAGE (BATV) WITH A BATTERY PACK

Resumen de: US20260246283A1

0000 A Bidirectional Adaptive Terminal Voltage (BATV) system has a battery system to be integrated into various devices (or external loads), without having to modify the electrical characteristics of the devices. The battery system includes a battery cell stack and a battery management system electrically coupled with one another. The battery management system is coupled with the BATV system, which is a bidirectional converter configured to operate in either a buck or boost mode, depending on the voltage conditions of an external load when power is required to be delivered from the battery system to the external load. When the battery system is being recharged from an external power supply or from regenerative energy absorption, the BATV system also operates in either buck or boost mode, as required by recharging conditions.

BATTERY MODULE

Resumen de: US20260246026A1

A battery module comprises a battery sub-module including one or more battery cells, and a barrier disposed to face one side surface of the battery sub-module, in which the barrier includes a rigid member supporting the battery sub-module, and a heat absorbing member accommodated in the rigid member to absorb heat generated by the one or more battery cells.

AMINO-FUNCTIONALIZED POLYSILOXANE COMPOUND AND USE THEREOF, AND ELECTROCHEMICAL ENERGY STORAGE DEVICE USING SAME AS ELECTROLYTE SOLUTION

Resumen de: US20260242399A1

0000 An amino-functionalized polysiloxane compound and a use thereof, and electrochemical energy storage devices using the same as an electrolyte solution are provided. The amino-functionalized polysiloxane compound represented by formula (I) and an electrolyte solution comprising the compound, 0000 wherein n is an integer of 1-4, R<1 >is selected from any one of C1-C5 alkyl and alkoxy; R<2>, R<3 >and R<4 >are selected from alkyl, alkoxy, —(CH<2>)<3>(OCH<2>CH<2>)N(CH<3>)<2>, wherein x is 1-3, and R<2>, R<3 >and R<4 >must have a group selected from —(CH<2>)<3>(OCH<2>CH<2>)N(CH<3>)<2>.

ZINC-IODINE BATTERY

Resumen de: US20260245980A1

0000 An aqueous rechargeable zinc-iodine battery includes an aqueous electrolyte solution including zinc-iodine; a zinc anode; and a double-layered cathode having: a conductive substrate, and an adsorptive layer disposed over the conductive substrate.

DRY ELECTRODE MANUFACTURE WITH COMPOSITE BINDER

Resumen de: US20260245856A1

0000 A free-standing electrode film may comprise an electrode active material and a composite binder comprising polytetrafluoroethylene (PTFE) and polyvinylpyrrolidone (PVP). An electrode for an energy storage device may comprise a current collector and a film on the current collector, the film including an electrode active material and a composite binder comprising PTFE and PVP. A method of manufacturing a free-standing electrode film may comprise preparing a mixture including an electrode active material and a composite binder, the composite binder comprising PTFE and one or more additional binders selected from the group consisting of PVP, polyvinylidene fluoride (PVDF), polyethylene oxide (PEO), and carboxymethylcellulose (CMC). The method may further comprise adding a solvent to the mixture, subjecting the mixture to a shear force, and, after the solvent has been added and the mixture has been subjected to the shear force, pressing the mixture into a free-standing film.

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND ELECTRODE USING SAME

Resumen de: EP4794028A1

A nonaqueous electrolyte secondary battery includes a first electrode, a second electrode, a nonaqueous electrolyte, and a separator provided between the first electrode and the second electrode. The first electrode includes a first current collector and a first active material layer supported on the first current collector. The first active material layer contains a first active material, a binder, and an additive. The additive is a polymer material having a melting point or thermal decomposition temperature of 200°C or higher and 500°C or lower. In a cross section of the first active material layer, the polymer material forms a plurality of island-shaped regions and is dispersed therein. When the first active material layer is increased in temperature from 25°C to 400°C or higher, the area of the island-shaped regions increases to four times or more in the cross section of the first active material layer.

THERMALLY CONDUCTIVE INTERFACE DESIGN

Nº publicación: EP4791809A1 19/08/2026

Solicitante:

FENNER INC [US]
Fenner, Inc.

Resumen de: US2025121536A1

0000 A thermally conductive interface device produced from a thermally conductive interface material is disclosed. The device may be employed in a battery system of an electric or hybrid vehicle. The thermally conductive interface material comprises a composition of at least one silicone base, at least one inorganic filler, at least one silicone oil, a least one peroxide cross-linking agent, and/or at least one of a flame retardant and a colorant. The inorganic fillers and/or the silicone oils may be functionalized or non-functionalized. The silicone base may be a high consistency rubber (HCR) silicone.