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POLYMER ELECTROLYTE COMPRISING A POLYACRYLAMIDE AND METHODS FOR THE PRODUCTION THEREOF

Resumen de: US20260088348A1

The present invention concerns polymer electrolytes comprising a polymer backbone derived from acrylamide monomers and bis-acrylamide crosslinkers which effectively encapsulate deep eutectic solvents (DES) and are compatible with high potential electrodes. The present invention further concerns composite cathodes and electrochemical cells comprising the polymer electrolyte, and uses thereof.

BATTERY

Resumen de: US20260088339A1

Provided is a battery. The battery includes an electrolyte and a battery component in contact with the electrolyte. At least a contact surface of the battery component contacting with the electrolyte includes a stainless steel layer. The electrolyte includes a compound represented by Formula 1:

Pressing Device for a Battery Cell Stack

Resumen de: US20260088332A1

A pressing device for a battery cell stack including a plurality of battery cells. The pressing device including first and second pressure plates configured to be arranged at opposite ends of the battery cell stack. Pressure elements are fixed to the first and second pressure plates and are made from a shape memory alloy and kept at a temperature greater than the final transformation temperature of the austenitic phase of the alloy, such that the pressing device is expanded with an increase in the thickness of the battery cells and is compressed with a decrease in the thickness of the battery cells.

Thermal Runaway Suppression Element and Related Applications

Resumen de: AU2026201650A1

This invention provides a thermal runaway suppression element for lithium batteries and the related applications. The thermal runaway suppression element includes a composite salt layer provided by a eutectic mixture containing at least two single inorganic salts. The composite salt layer has a melting point between 90 to 150 ̊C. At least one of the 5 single inorganic salts comprises a cation, which is an amphoteric metal ion or an alkali metal ion. The thermal runaway suppression element is disposed inside or outside the lithium battery. When the temperature of the lithium battery reaches to 90 to 150 ̊C, the composite slat layer will be molten and reacts with the electrochemical reaction system to passivate the active materials and decrease ionic and electronic conductivity. Therefore, the 10 thermal runaway event and its derived problem are efficiently solved. ar a r

Solid-state battery

Resumen de: AU2025226872A1

SOLID-STATE BATTERY A solid-state battery has a first collector, a first electrode layer, an electrolyte layer, a second electrode layer and a second collector in that order, wherein the first collector includes a resin layer that contacts the first electrode layer, the first electrode layer contains an electrode active material, and the electrode active material has an active material resin. SOLID-STATE BATTERY A solid-state battery has a first collector, a first electrode layer, an electrolyte layer, a second electrode layer and a second collector in that order, wherein the first collector includes a resin layer that contacts the first electrode layer, the first electrode layer contains an electrode active material, and the electrode active material has an active material resin. ep - e p

Wire for Electrical Connection and Battery Module in Which Electrical Connection is Formed Using the Same

Resumen de: US20260088195A1

A wire for electrical connection may include a metal conductor located at the inner center thereof, a plurality of gas discharge members added to an outer surface of the metal conductor, the gas discharge members being disposed in a longitudinal direction of the metal conductor, an insulative tube configured to cover the outer surface of the metal conductor to which the plurality of gas discharge members is added, and a highly refractory covering layer configured to cover the insulative tube, whereby it is possible to prevent liquid and gas generated in the wire from being discharged in an unspecified direction in the event of fire.

BATTERY SYSTEMS AND METHODS

Resumen de: US20260088440A1

Aspects of the present invention relate to a battery enclosure gas management system. The battery enclosure gas management system comprises a gas displacer arranged to drive venting of gas that surrounds at least one of one or more battery cells in a battery enclosure. The venting is to outside of the battery enclosure via an exit vent of the battery enclosure. The gas displacer is selectively activatable to drive the venting.

CATHODE MATERIAL, CATHODE, AND BATTERY

Resumen de: US20260088344A1

A cathode material of the present disclosure includes a cathode active material, a coating layer containing a first solid electrolyte, and coating at least part of a surface of the cathode active material, and a second solid electrolyte. The first solid electrolyte contains Li, Al, and X, and does not contain Ti. X is at least one selected from the group consisting of F, Cl, Br, and I. The ratio of the volume of the first solid electrolyte to the total volume of the first solid electrolyte and the second solid electrolyte is greater than or equal to 5.1% and less than or equal to 12.0%.

BATTERY PACKAGE AND BATTERY MODULE

Resumen de: US20260088335A1

To realize easy checking of a connection state. A receiving portion is located on a frame portion or an insulation substrate, and a conductive metal plate is located on an opening side of a recessed portion. The conductive metal plate includes a connecting portion configured to electrically connect to a second electrode from above and a locking portion configured to lock to the receiving portion. A lid is electrically insulated from the conductive metal plate.

LITHIUM ION BATTERY

Resumen de: US20260088338A1

A lithium ion battery (100) of the invention includes a battery main body (50) which includes one or more power generation elements configured by laminating a positive electrode layer (1) including a positive electrode active material layer (2) and a positive electrode current collector (3), an electrolyte layer including a separator (20) and an electrolytic solution, and a negative electrode layer (6) including a negative electrode active material layer (7) and a negative electrode current collector (8), in this order, an outer package (30) in which the battery main body (50) is sealed, a positive electrode terminal (11) which is electrically connected to the positive electrode current collector (3) and at least a part of which is exposed to the outside of the outer package (30), and a negative electrode terminal (16) which is electrically connected to the negative electrode current collector (8) and a part of which is exposed to an outside of the outer package (30). In the lithium ion battery (100) of the embodiment, an end portion (5) on an outer side of the negative electrode current collector (8) and an end portion (17) on an inner side of the negative electrode terminal (16) are joined with each other, and the lithium ion battery includes a first non-joint portion (21) which is not joined with the negative electrode terminal (16), on a most distal end portion (5A) on the outer side of the negative electrode current collector (8). In addition, in the lithium ion battery

APPARATUS AND METHOD FOR MANUFACTURING BATTERY

Resumen de: US20260088333A1

A battery manufacturing apparatus and a battery manufacturing method are disclosed. A battery manufacturing apparatus includes a base, a mold including a mold body movably arranged on the base and a shape determination body inserted in the mold body, and an adjuster which is fixed to the base and configured to come into contact with the mold body to move the mold body.

ELECTRICAL CELL MODULE, AND A METHOD OF ASSEMBLING AN ELECTRICAL CELL MODULE

Resumen de: AU2025226767A1

ELECTRICAL CELL MODULE, AND A METHOD OF ASSEMBLING AN ELECTRICAL CELL MODULE The invention relates to an electrical cell module comprising: an opposing pair of module end plates spaced apart along a longitudinal axis; a first cell stack; and a second cell stack. Each cell stack comprises: a series of cells stacked along the longitudinal axis, and a pair of stack end plates at opposing ends and configured to be fixed to one another in an assembled position to apply to the series of cells a compressive force along the longitudinal axis, and define a stack length. The compressive forces are within a predetermined operable range. Each opposing pair of module end plates is fixedly engaged, in a use position, with one corresponding stack end plate of each cell stack so the module end plates are spaced apart from one another along the longitudinal axis by a predetermined distance, and the first stack length is different to the second stack length. FIG. 4 ELECTRICAL CELL MODULE, AND A METHOD OF ASSEMBLING AN ELECTRICAL CELL MODULE The invention relates to an electrical cell module comprising: an opposing pair of module end plates spaced apart along a longitudinal axis; a first cell stack; and a second cell stack. Each cell stack comprises: a series of cells stacked along the longitudinal axis, and a pair of stack end plates at opposing ends and configured to be fixed to one another in an assembled position to apply to the series of cells a compressive force along the longitudinal axi

ELECTRICAL CELL MODULE, AND A BUSBAR ASSEMBLY FOR AN ELECTRICAL CELL MODULE

Resumen de: AU2025226766A1

ELECTRICAL CELL MODULE, AND A BUSBAR ASSEMBLY FOR AN ELECTRICAL CELL MODULE A busbar assembly for an electrical cell module is disclosed having a pair of opposing module end plates supporting an adjacent pair of cell stacks. The assembly includes a frame member having first and second engaging means to cooperatingly mount the busbar assembly, in an assembled position, to the module end plates, and a receiving portion having a series of apertures, extending between upper and lower faces. The assembly includes a plurality of busbar elements, each having a first surface and an opposing second surface, wherein each aperture of the receiving portion receivingly engages at least one busbar element with its first surface oriented towards the lower face. Each aperture includes a support portion and a retaining protrusion to cooperatingly restrict relative movement of the busbar elements between the upper lower faces of the receiving portion as the assembly is mounted to the electrical cell module in the assembled position. FIG. 4B ELECTRICAL CELL MODULE, AND A BUSBAR ASSEMBLY FOR AN ELECTRICAL CELL MODULE A busbar assembly for an electrical cell module is disclosed having a pair of opposing module end plates supporting an adjacent pair of cell stacks. The assembly includes a frame member having first and second engaging means to cooperatingly mount the busbar assembly, in an assembled position, to the module end plates, and a receiving portion having a series of apertures, extending

SPACE-RATED BATTERY PACK

Resumen de: AU2024452508A1

A battery pack for use in a spacecraft is provided. The battery pack includes one or more cells and an enclosure operable to receive the one or more cells therein. The one or more cells have a cathode material that includes lithium, iron, and phosphate. The enclosure is constructed at least partially of aluminum and is operable to provide radiation shielding.

INSULATING ASSEMBLY AND POWER BATTERY

Resumen de: AU2024395153A1

An insulating assembly and a power battery. The insulating assembly comprises: an insulating member (10) provided with a first accommodating cavity (11) and first through holes (12) communicated with the first accommodating cavity (11), the first accommodating cavity (11) being used for accommodating a core package; a bottom supporting piece (20) arranged at the bottom of the insulating member (10) and on the side thereof away from the first accommodating cavity (11), wherein second through holes (21) are formed in the bottom supporting piece (20); and a blocking member (30) provided on the outer wall of the insulating member (10), the blocking member (30) covering the first through holes (12) and the second through holes (21) so as to block the first through holes (12) and the second through holes (21).

CHARGE AND DISCHARGE CONTROL METHOD FOR CHARGE AND DISCHARGE ELEMENT, AND CHARGE AND DISCHARGE CONTROL DEVICE FOR CHARGE AND DISCHARGE ELEMENT

Resumen de: US20260088376A1

A charge and discharge control method for a charge and discharge element is performed every control cycle from a start time. Electric energy consumption is measured by integrating electric power consumption of a group including one or more charge and discharge elements, as a whole, from the start time to a control time at which one or more control cycles have elapsed. Target electric energy is acquired by integrating target electric power predetermined for the group as a whole from the start time to the control time. A command value is determined based on an average electric energy, which is obtained by dividing an energy difference electric obtained by subtracting the electric energy consumption from the target electric energy. The one or more charge and discharge elements autonomously control their own charge and discharge electric power based on the command value.

SURFACE AREA INCREASE AND PROTECTION FOR ELECTRODES

Resumen de: US20260088365A1

Batteries that can have improved power delivery capabilities. One example can provide an anode electrode having an increased surface area. This increase in surface area can improve electrolyte wetting capability and lithium ion diffusion kinetics. The improved electrolyte wetting capability and lithium ion diffusion kinetics can enable better cell charge and discharge capabilities and a longer cycle life. The surface area of the anode electrode can be increased by mechanically forming holes, slots, lines, or other patterns in the surface of the anode electrode. A protective layer can be formed on the surface of the anode electrode using spatial atomic layer deposition. The protective layer can be formed of aluminum oxide.

NON-AQUEOUS ELECTROLYTE SOLUTION, SECONDARY BATTERY, AND ELECTRIC DEVICE

Resumen de: US20260088369A1

A non-aqueous electrolyte solution comprises additives, wherein the additives comprise a first additive and a second additive, the first additive is any one or more cyclic sulfate compounds having a structure represented by general formula (I), and the second additive comprises one or more of lithium monofluorophosphate, lithium difluorophosphate, lithium tetrafluoroborate, a compound represented by general formula (II), and fluorosulfonates.

ALL-SOLID-STATE BATTERY FIXING DEVICE AND ALL-SOLID-STATE BATTERY TRANSFER SYSTEM INCLUDING THE SAME

Resumen de: US20260088326A1

Provided are an all-solid-state battery fixing device relates to an all-solid-state battery fixing device coupled to a transfer system for transferring an all-solid-state battery, and may include a first transfer plate configured to be coupled to a first conveyor device of the transfer system, a second transfer plate configured to be coupled to a second conveyor device of the transfer system positioned apart from the first conveyor device, and to face the first transfer plate with the all-solid-state battery therebetween, a first fixing part configured to fix the first transfer plate to the first conveyor device, and to pass through the first transfer plate, and a second fixing part configured to fix the second transfer plate to the second conveyor device, to pass through the second transfer plate, and to be positioned at a position corresponding to the first fixing part.

ELECTRODE ASSEMBLY INSPECTION DEVICE AND ELECTRODE ASSEMBLY MANUFACTURING APPARATUS INCLUDING THE SAME

Resumen de: US20260088330A1

An electrode assembly inspection device includes a communication unit configured to collect process data, and a processor configured to modify a related factor based on the process data and to model a prediction model that predicts a quality of an electrode assembly based on the modified related factor.

A RECHARGEABLE BATTERY PACK AND METHOD OF USE THEREOF

Resumen de: AU2024351939A1

The present invention relates to a rechargeable battery pack for starting a diesel locomotive and a method of use thereof. In one form, the battery pack includes: a plurality of lithium ion battery cells arranged in two or more layers, each layer having a battery management system ("BMS") for at least monitoring a state of the cells in the layer; and a controller in communication with each BMS for at least ensuring sufficient charge is retained to start the diesel locomotive, said controller configured to isolate the battery pack from external loads when the battery pack has been running for a predetermined amount of time and current and state of charge ("Soc") have reduced to predetermined thresholds.

POWERED SURGICAL TOOL INCLUDING A DEVICE HOUSING FOR RECEIVING AND REGULATING POWER TO A VARIETY OF HANDPIECE IMPLEMENTATIONS

Resumen de: AU2024339223A1

A powered surgical tool is provided. The powered surgical tool includes a handpiece and a battery and control module. The handpiece includes a motor and a printed circuit board storing a handpiece software algorithm. The battery and control module includes a rechargeable battery module and a module housing configured to couple with the handpiece. The battery and control module also includes a printed circuit board including a control module configured to determine a commanded value for an operational parameter of the handpiece based on execution of the handpiece software algorithm and regulate power drawn from the rechargeable battery module and provided to the handpiece based the commanded value for the operational parameter of the handpiece.

ENERGY STORAGE CELL AND METHOD OF MANUFACTURING SUCH AN ENERGY STORAGE CELL

Resumen de: US20260088367A1

An energy storage cell includes an electrode-separator assembly comprising a ribbon-shaped anode, a ribbon-shaped cathode, and a separator. The anode and the cathode are formed and/or arranged within the electrode-separator assembly, which is formed as a cylindrical winding with a first terminal end face and a second terminal end face, such that a free edge strip of a cathode current collector or a free edge strip of an anode current collector protrudes from the first terminal end face. The energy storage cell further includes a housing closed in an airtight and liquid-tight manner and enclosing an interior space in which the electrode-separator assembly is arranged. The housing includes a metallic housing cup and a lid assembly. The lid assembly includes a metallic contact element. The free edge strip protruding from the first terminal end face is welded to the contact element of the lid assembly.

LAMINATED BODY, BATTERY, AND METHOD OF MANUFACTURING LAMINATE

Resumen de: US20260088364A1

Provided is a laminated body obtained by laminating a plurality of electrode groups each including a positive electrode, a negative electrode and an electrolyte layer, wherein secondary particles obtained by coagulating primary particles formed of an organic material being disposed between the electrode groups adjacent to each other, and when a pressure is applied to the electrode group in a thickness direction of the electrode group, the secondary particles subjected to the pressure are separated into the primary particles, a gap between the adjacent electrode groups is filled with the primary particles, and when the primary particles are subjected to the pressure and deformed between the adjacent electrode groups, stress generated in the electrode group is mitigated and absorbed.

COMPOSITION FOR FORMING SOLID ELECTROLYTE, SOLID ELECTROLYTE AND LITHIUM SECONDARY BATTERY

Nº publicación: US20260088341A1 26/03/2026

Solicitante:

SK ON CO LTD [KR]
KOREA RESEARCH INSTITUTE OF CHEMICAL TECH [KR]
SK ON CO., LTD,
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY

Resumen de: US20260088341A1

A composition for forming a solid electrolyte according to embodiments of the present disclosure includes: a liquid electrolyte including a solvent containing a nitrile compound having an ether group and a lithium salt; inorganic electrolyte particles; and a monomer having a polymerizable functional group. A solid electrolyte according to embodiments of the present disclosure includes a nitrile compound having an ether group, a lithium salt, inorganic electrolyte particles, and a polymer.