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COMPOSITION

Resumen de: US20260241214A1

0000 The present specification discloses a composition, a fire extinguishing device, and a use thereof. The composition and the fire extinguishing device can be applied to a product with a possibility of abnormal heat generation, ignition, and/or explosion during drive, storage, and/or maintenance processes to effectively respond to the heat generation, ignition, and explosion. The composition and the fire extinguishing device can be applied, for example, to an article comprising a plurality of the products to respond to abnormal heat generation, explosion, and/or ignition occurring in any one product, and can prevent propagation of such heat generation, explosion, and/or ignition to other adjacent products. The composition and the fire extinguishing device also have excellent handleability and storage stability. The present specification also discloses a use of the composition and the fire extinguishing device.

BINDER COMPOSITION FOR NON-AQUEOUS SECONDARY BATTERY ELECTRODE, SLURRY COMPOSITION FOR NON-AQUEOUS SECONDARY BATTERY ELECTRODE, ELECTRODE FOR NON-AQUEOUS SECONDARY BATTERY, AND NON-AQUEOUS SECONDARY BATTERY

Resumen de: US20260245906A1

0000 Provided is a binder composition for a non-aqueous secondary battery electrode that can suitably be used to produce an electrode having excellent flexibility and that can enhance battery characteristics of a secondary battery including the obtained electrode. The binder composition for a non-aqueous secondary battery electrode contains a polymer A and yields a film X having a breaking stress MPa and a breaking strain − according to tensile testing that satisfy the following relationship formula: 0.010≤breaking stress MPa/breaking strain −≤1.000.

VEHICULAR BATTERY CASE AND METHOD FOR MANUFACTURING SAME

Resumen de: US20260246050A1

A vehicular battery case 100 includes an upper cover 120 which is a tray-shaped press-formed product functioning as a lid, has a housing portion 121 for housing a battery 10, and is provided with an upper surface projecting portion 123 extending in a vehicle width direction from a left end to a right end and projecting upward on an upper surface 122 of the housing portion 121, an under cover 150 that closes the upper cover 120 from below to house the battery 10, and an upper surface outer lateral reinforcing member 110 arranged on the upper cover 120 and extending in the vehicle width direction from a left end to a right end of the housing portion 121.

DEVICE FOR PRODUCING ROLLED GRAIN LAYER AND METHOD FOR PRODUCING ROLLED GRAIN LAYER

Resumen de: US20260245860A1

0000 A production apparatus for a rolled particle layer comprises: a feeding unit configured to feed particles; a supporting and conveying unit configured to support the particles fed from the feeding unit and convey the particles from upstream to downstream; a squeegee unit disposed with a gap between the squeegee unit and the supporting and conveying unit on the supporting and conveying unit, the squeegee unit being configured to level the particles supported and conveyed by the supporting and conveying unit to form a particle layer; an ultrasonic vibration unit configured to apply vibration to the particles, which are supported and conveyed by the supporting and conveying unit, on an upstream side relative to the gap between the supporting and conveying unit and the squeegee unit; and a rolling unit configured to roll the particle layer.

SODIUM SALTS HAVING BORATE OR ALUMINATE ANIONS

Resumen de: US20260245967A1

0000 A compound of formula (I) or (II): (I) (II) X is Al or B; R<1 >in each occurrence is independently a substituent and two R<1 >groups may be linked to form a ring, with the proviso that at least one R<1 >is a partially fluorinated linear or branched C<1-20 >alkyl group in which one or more non-adjacent, non-terminal C atoms other than the C atom bound to O of X—O may be replaced with O and wherein the fluorinated C<1-20 >alkyl group includes at least one group of formula —CF<2>H or —CFH<2>; and R<2 >in each occurrence is independently a divalent organic group The compounds of formula (I) or (II) may be used in the electrolyte of a sodium battery or sodium-ion battery. 0000

COATING DIE AND COATING DEVICE

Resumen de: US20260241411A1

A coating die and a coating device. The coating die includes a die body and a pressure adjustment component. The die body is provided with a feed port and a discharge port that are opposite. The die body includes a first accommodating cavity and a second accommodating cavity that communicate with each other. The first accommodating cavity is located on a side of the second accommodating cavity close to the feed port in a first direction and communicates with the feed port. The second accommodating cavity communicates with the discharge port. The pressure adjustment component is accommodated in the second accommodating cavity. The pressure adjustment component includes a plurality of pressure adjustment plates. The plurality of pressure adjustment plates are spaced apart in a second direction to form a pressure control flow channel.

DOUBLE-LAYER ELECTRODE FOR HIGH-PERFORMANCE BATTERIES AND MANUFACTURING METHOD THEREOF

Resumen de: US20260245857A1

In a double-layer electrode for high-performance batteries and manufacturing method thereof, the double-layer electrode includes first and second layers. The first layer is formed on a base substrate, and has crystalline graphite and carbon mixed with each other. The second layer is formed on the first layer, and has the crystalline graphite.

APPARATUS AND METHOD FOR MANUFACTURING A POLY-COUPLED ARTICLE, PREFERABLY FOR AN ELECTROCHEMICAL CELL FOR PRODUCING BATTERIES

Resumen de: US20260245944A1

An apparatus for manufacturing a poly-coupled article comprises: a feed unit configured to feed at least one strip-shaped article, a coupling unit for coupling said strip-shaped article in a semi-finished product with an overlapped-layer structure, a first moving device configured to displace said semi-finished product along an operative path between a first position and a second position, distinct from each other, a finishing device configured to perform a finishing processing on said poly-coupled article, and a second moving device configured to displace the finishing device so as to perform said finishing processing, at least partially, while the semi-finished product is displaced between said first position and said second position.

APPARATUS AND METHOD FOR MANUFACTURING AN ELECTROCHEMICAL CELL FOR PRODUCING BATTERIES

Resumen de: US20260245943A1

0000 An apparatus for manufacturing an electrochemical cell comprises: a feed unit configured to feed conductor elements and at least one separator element, a coupling unit for coupling said conductor elements and said at least one separator element into a semi-finished product with an overlapped-layer structure, a first moving device configured to displace said semi-finished product along an operative path between a first position and a second position, distinct from each other, a finishing device configured to perform a finishing processing on said electrochemical cell, and a second moving device configured so as to displace the finishing device so as to perform said finishing processing, at least partially, while the semi-finished product is displaced between said first position and said second position, so that said semi-finished product is displaced along said operative path with a continuous motion.

METHOD OF FORMING A COMPOSITE STRUCTURE AND ALKALI METAL OR ALKALI EARTH METAL BATTERY COMPRISING SAID COMPOSITE STRUCTURE

Resumen de: US20260245873A1

0000 A method of forming a composite structure comprising an alkali metal or alkali earth metal layer, eg., a lithium layer and a layer comprising a metal other than an alkali metal or alkali earth metal, e.g. silver, on a surface of the alkali or alkali earth metal layer, the method comprising mechanical application of a powder comprising the metal other than an alkali metal or alkali earth metal onto the alkali or alkali earth metal layer surface. The composite structure may be used in a metal battery, e.g., a lithium battery.

Laser Notching Apparatus for Electrode Sheets and Electrode Sheet Notching Method Using the Same

Resumen de: US20260241490A1

A laser notching apparatus may include an unwinder having an electrode sheet wound therearound. The apparatus may also include a notching drum spaced apart from the unwinder by a predetermined distance, and the notching drum may support the electrode sheet. The apparatus may also include a laser radiator to notch the electrode sheet. The apparatus may also include a rewinder spaced apart from the notching drum by a predetermined distance, and the rewinder may wind the notched electrode sheet. The electrode sheet wound around the unwinder may include a first surface constituting an inner surface and a second surface constituting an outer surface, and the notching drum may be disposed so as to face the first surface of the electrode sheet.

PHOSPHATE-BASED CATHODE MATERIAL, PREPARATION METHOD THEREFOR AND USE THEREOF

Resumen de: US20260245902A1

0000 A phosphate-based cathode material, a preparation method therefor, and a use thereof are provided. The phosphate-based cathode material includes a matrix particle and a carbon coating layer coated on a surface of the matrix particle. A chemical formula of the matrix particle is LiMPO<4>, where 0.96≤x≤1.08, 0.96≤y≤1, and M includes at least one of Fe or Mn. A first metal element is doped on an M site, and the first metal element includes at least one of Ti, V, Cr, Co, Ni, Nb, Mo, or W; and/or, a second metal element is doped on a Li site, and the second metal element includes at least one of Mg or Zr. The carbon coating layer includes a carbon material, and a degree of disorder I/Iof the carbon material is less than or equal to 1.2.

SOLID-STATE BATTERY, AND SOLID-STATE BATTERY MANUFACTURING METHOD

Resumen de: US20260245870A1

A solid-state battery includes a positive electrode layer, a solid electrolyte layer, and a negative electrode layer in this order. The negative electrode layer has a negative electrode current collector and a negative electrode active material layer in this order, in a direction from the negative electrode layer toward a side of the solid electrolyte layer. When the solid-state battery is at full charge, the negative electrode active material layer has an Li layer, an Li—Mg layer, or an Li—Mg—X layer and an Li—X layer in this order, in the direction from the negative electrode layer toward the side of the solid electrolyte layer. X is at least one selected from the group consisting of Sn, Zn, and Al. The Li—X layer is formed on a surface of the solid electrolyte layer.

Method for Determining the Ageing of a Single Battery Cell

Resumen de: US20260245996A1

A method for determining an ageing of a single battery cell in a lithium-ion battery composed of a plurality of single battery cells includes recording a cell thickness change of the single battery cell over a charging state and evaluating a curve of the cell thickness change over the charging state during charging and discharging of the single battery cell. The evaluating includes determining a silicon ageing by evaluating a plateau hysteresis of the cell thickness change between a charging plateau and a discharge plateau of the curve, determining a graphite ageing by evaluating a height of the discharge plateau, and/or determining a manganese-nickel-cobalt ageing by evaluating a maximum of the cell thickness change over the charging state.

BATTERY

Resumen de: US20260245973A1

0000 A battery including: an electrode group in which a band-like positive electrode plate and a band-like negative electrode plate are wound with a separator therebetween; an electrolyte; and an outer can. The positive electrode plate, in which a positive electrode mix layer is formed on a band-like positive electrode core, comprises: a positive electrode tab which is connected to an area on one end side of the positive electrode core and not extending beyond the center in the width direction of the positive electrode plate; and a dummy tab which is connected to an area on the other end side of the positive electrode core and not extending beyond the center in the width direction of the positive electrode plate. When the positive electrode plate is viewed in the width direction, the dummy tab is disposed to overlap at least a part of the positive electrode tab.

CONDUCTIVE COMPOSITE FOR LITHIUM-ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, AND LITHIUM-ION SECONDARY BATTERY

Resumen de: US20260245907A1

0000 There is provided a conductive composite for a lithium-ion secondary battery, which is a composite of a polymer and a conductive material, where in a case where an aqueous dispersion of the composite is subjected to a particle diameter measurement by a dynamic light scattering method, a 50% cumulative diameter is 140 nm or more and 320 nm or less, and a 90% cumulative diameter is 700 nm or more and 3,400 nm or less.

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

Resumen de: US20260246089A1

The present invention provides a nonaqueous electrolyte secondary battery which is provided with: an electrode body that is obtained by winding a positive electrode and a negative electrode, with a separator being interposed therebetween; and an outer package that contains the electrode body. With respect to this nonaqueous electrolyte secondary battery, the separator comprises a base material layer and a functional layer that is formed on the base material layer; the functional layer comprises a heat-resistant layer which contains a heat-resistant resin and inorganic particles, and resin particles which are dispersed in the heat-resistant layer and have an average particle diameter that is larger than the thickness of the heat-resistant layer; and the resin particles each have a projection part which protrudes from the surface of the heat-resistant layer.

DISTANCE MEASUREMENT APPARATUS AND METHOD, AND BATTERY ASSEMBLY EQUIPMENT AND METHOD

Resumen de: US20260243559A1

0000 A distance measurement apparatus and method, and battery assembly equipment and method. The distance measurement apparatus includes an image capture device, a processor, and a calibration assembly, where the image capture device is configured to capture an image of a gap occurring during assembly of a battery, the processor is configured to process the image to obtain a width dimension of the gap along a first direction, and the calibration assembly is configured to cooperate with the processor to correct an image capture parameter of the image capture device, and configured to cause a difference between a measured value of the gap and an actual value of the gap to be less than a preset value, where the measured value of the gap is the width dimension of the gap along the first direction obtained after an image captured by the corrected image capture device is processed by the processor.

LITHIUM SECONDARY BATTERY

Resumen de: US20260245895A1

0000 Embodiments of the present disclosure provide a lithium secondary battery. A lithium secondary battery according to exemplary embodiments includes a cathode including a cathode active material including first cathode active material particles and second cathode active material particles that are different from the first cathode active material particles and are represented by Formula 2, and an anode disposed to face the cathode and including an anode active material including a silicon-based active material.

TWO-COMPONENT THERMALLY CONDUCTIVE ADHESIVE

Resumen de: US20260242646A1

Two-component thermally conductive adhesive with high conductive filler loading.

MONOLITHIC HIGH LOADING ELECTRODES

Resumen de: US20260245986A1

0000 Provided are new electrode constructions that allow for improved energy density and robust structure, optionally without the presence of surface cracks. The electrodes as provided include an electrode active material, the electrode active material optionally comprising carbon at 75 wt % or greater, a current collector optionally incorporated into said electrode active material, and a first fluid permeable sheet layer on or in a first surface of the electrode active material. The presence of the fluid permeable sheet layer as provided herein allows for manufacture of electrodes with high levels of active material without formation of flaws, optionally surface cracking, that interrupt the energy storage or delivery characteristics of the resulting electrode.

HOLDING DEVICE

Resumen de: US20260246288A1

A holding device includes a holding portion including a first portion and a second portion, the first portion holding a first surface of a storage device, the first surface facing a first direction, the second portion holding a second surface of the storage device and facing a second direction which intersects the first direction, the holding portion holding the storage device to be detachable. The holding device includes a bottom portion which faces a placement surface when the holding device is placed. An internal space is formed inside the holding device, the internal space including a first space and a second space, the first space being defined by the first portion and the bottom portion, the second space being defined by the second portion and the bottom portion and communicating with the first space. The holding device includes, in the second space, an air-flow generator which promotes a flow of air passing through the first space and the second space.

METHOD FOR CONTROLLING BATTERY OF SERIES HYBRID VEHICLE, AND SERIES HYBRID VEHICLE

Resumen de: US20260241915A1

0000 In a series hybrid vehicle, a controller (6) perform power generation by an internal combustion engine (2) when an SOC of a battery (5) decreases to an SOC lower-limit target value, and ends the power generation when the SOC reaches an SOC upper-limit target value. When a destination is set in a car navigation system (14), a required maximum output of the battery (5) that is predicted on the route to the destination is obtained, and a severity level of the battery (5) is obtained by considering the correlation between battery output and the SOC that corresponds to the battery temperature. When the severity level is low, a low SOC lower-limit target value is selected to extend the distance and time during which EV traveling can continue.

Battery Deterioration Degree Management System

Resumen de: US20260245111A1

0000 An object of the invention is to provide a technique capable of appropriately selecting a measure with a high economic effect and an implementation timing thereof as a measure to be implemented when a secondary battery deteriorates. A battery deterioration degree management system according to the invention calculates a cost necessary for implementing a measure against a decrease of a state of health of a battery based on cost data describing a cost along with implementation of the measure, and determines the measure having a high economic effect and an implementation timing thereof based on the cost (see FIG. 4).

MODULAR AND SCALABLE BATTERY PACKS

Nº publicación: US20260246057A1 20/08/2026

Solicitante:

PACCAR INC [US]
PACCAR INC

Resumen de: US20260246057A1

0000 A battery pack includes battery cells arranged in an array to form a battery module layer. Multiple layers are vertically stacked with thermal management devices, such as active heat exchangers in the form of battery cold plates, above and below each layer to form a multi-layer battery stack that may be held in compression by a battery pack frame. The multi-layer battery stack and battery pack frame are surrounded by a battery enclosure, which has flat sealing surfaces to ensure robust sealing. The battery pack is associated with a thermal management system for cooling and heating the battery cells of the battery pack. The battery thermal management system provides cooling and heating by alternating cooling flow directions to achieve uniform temperature distribution. The battery pack may also include a vent detection sensor and vent isolators to detect and mitigate effects of a battery thermal runaway event. Multiple battery packs of a common form factor can be combined in parallel in different arrangements for different vehicles to optimize electric vehicle range, performance, and weight distribution. The battery system can be, charged, discharged, controlled, and thermally managed either by a centralized system or distributed system.