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GEL ELECTROLYTE COMPOSITION, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRICAL DEVICE

Resumen de: US2025260051A1

A gel electrolyte composition, a secondary battery, a battery module, a battery pack, and an electrical device are disclosed. A viscosity of the gel electrolyte composition at 25° C. is 500 mPa·s to 100000 mPa·s. The gel electrolyte composition falls within an appropriate viscosity range, thereby increasing the interface wettability of the battery and the ionic conductivity of the gel electrolyte composition at a room temperature and a high temperature, and on the other hand, alleviating interface side reactions of the gel electrolyte composition and improving the Coulombic efficiency of the battery.

FLUORINATED SULFONAMIDE COMPOUNDS FOR ENHANCING ION CONDUCTIVITY OF POLYMER ELECTROLYTES

Resumen de: US2025260049A1

Disclosed herein are compositions and methods for enhancing the ionic conductivity of a solid polymer electrolyte which comprise incorporating an additive that comprises at least one fluorinated sulfonamide compound selected from the group consisting of formulae (1) to (5) into the polymer matrix:and

SOLID-STATE SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME

Resumen de: US2025260066A1

A solid-state secondary battery according to one embodiment of the present invention includes an electrode laminate that includes a positive electrode layer including a positive electrode active material layer, a solid electrolyte layer, an intermediate layer, and a negative electrode layer, each of the positive electrode layer, the solid electrolyte layer, the intermediate layer, and the negative electrode layer being joined to an adjacent layer, in which a composite modulus of elasticity of each layer of the positive electrode active material layer, the solid electrolyte layer, the intermediate layer, and the negative electrode layer in the electrode laminate satisfies a relationship of intermediate layer<negative electrode layer<solid electrolyte layer<positive electrode active material layer.

ELECTRIC STORAGE DEVICE

Resumen de: US2025260054A1

A technique is provided that can suppress a capacity deterioration when an electric charge is performed on an electric storage device. The herein disclosed electric storage device includes a nonaqueous electrolytic solution. The nonaqueous electrolytic solution contains a nonaqueous solvent and an additive agent A. The nonaqueous solvent is carbonates. The additive agent A is at least one of 2-vinylpyridine, vinyl benzoate, 3,4-thiophenedicarboxylic anhydride, 1-ethyl-3-methylimidazolium methyl sulfate, 1-ethyl-3-methylimidazolium ethyl sulfate, 1-ethyl-3-methylimidazolium methylphosphonate, and 1-ethyl-3-methylimidazolium bis(perfluoroethylsulfonyl)imide.

ORGANIC ANION LITHIUM IONIC COCRYSTAL COMPOUNDS AND COMPOSITIONS

Resumen de: US2025257078A1

A cocrystal having the formula LiX·aM, or a solvate or hydrate thereof, wherein X is a conjugate base of an organic acid, M is a neutral organic molecule, and a is from 0.5 to 4, pharmaceutical compositions comprising such cocrystals, cocrystal solvates, or cocrystal hydrates, and methods of preparing such cocrystals, cocrystal solvates, or cocrystal hydrates, and such pharmaceutical compositions.

INTEGRATED AND NON-INTEGRATED POWERBANK ASSEMBLY FOR VEHICLES

Resumen de: US2025256580A1

An integrated powerbank assembly that can be built into a vehicle's interior. The integrated powerbank assembly generally comprises a portable unit with an interior battery as well as a charging assembly that is built into the vehicle. The charging assembly comprises a receptacle configured to receive and lock the portable power unit for charging. The charging assembly can be installed in various vehicle locations like the dashboard, center console, glove compartment or armrest storage. The charging assembly may be operatively connected to the vehicle's battery and/or electrical system to control and monitor charging of the battery of the power unit. Additionally, the charging assembly and/or receptacle may be operatively configured with a dispensing mechanism that allows a user to selectively place the power unit into and out of a “locked position”, which is intended for charging, and an “unlocked position” which is intended for use as a portable powerbank.

COOLING SYSTEM FLUID DISTRIBUTION MANIFOLD

Resumen de: US2025256563A1

A fluid distribution manifold for a vehicle cooling system includes a housing that includes a primary passageway that extends between a primary inlet and a primary outlet configured to be in fluid communication with a main cooling loop, the housing has multiple secondary passageways each fluidly connected to the primary passageway at a secondary inlet, the multiple secondary passageways each have a secondary outlet that is configured to be in fluid communication with a zone cooling loop, multiple valves that are supported by the housing, each of the secondary passageways have one of the multiple valves arranged fluidly between the secondary inlet and the secondary outlet to regulate fluid flow through its respective secondary passageway, and a least one temperature sensor or pressure sensor in fluid communication with the primary passageway.

BATTERY, BRACKET, AND VEHICLE

Resumen de: US2025256558A1

A battery is disclosed, including a battery body. The battery body includes a battery cell and a housing. The housing defines a recess that penetrates through the housing from one end to another end along a first direction. The battery is disposed at a bottom of a vehicle. A bottom longitudinal beam of the vehicle runs through and fits in the recess along the first direction. The housing is provided with a plurality of first mounting structures. The first mounting structures are configured to detachably mount the battery body into the vehicle. At least two of the plurality of first mounting structures are spaced apart along a second direction and located on two sides outside the recess. The first direction intersects the second direction. This application further discloses a bracket matching the battery, and a vehicle containing the battery or the bracket.

BATTERY TERMINAL FOR TWO-WHEELED VEHICLES HAVING AN ELECTRIC DRIVE UNIT

Resumen de: US2025256806A1

The invention relates to a battery terminal (30) for two-wheeled vehicles having an electric drive unit, more particularly e-bikes, which has a housing (31). A plug connection for the drive battery is located on the front side. A plug connector (36) for the drive unit and plug connectors (37a, 37b, 37c) for small loads are located on the rear side. A voltage converter for reducing the voltage of the drive battery to the supply voltage of the small loads sits in the housing (31). The voltage converter has a heat sink (41), which extends through an opening (34) in the housing (31) into the open. The waste heat of the voltage converter is thus kept away from the drive unit and from the drive battery. Also disclosed is an arrangement of electrical components for a two-wheeled vehicle.

Monolithic wafer-like cathode synergically grown from poly-crystalline and amorphous glass-like domains and method of producing thereof

Resumen de: AU2025200335A1

Abstract Disclosed is a method for preparing a chalcogenide/sulfur cathode for an alkali metal secondary battery, where sulfur and/or other chalcogenide and/or mixtures represents both active mass and removable template/ porogen, otherwise defined as glass/amorphous/polymer sulfur wafer where the content of active mass is defined by the glassy sulfur and porosity is dictated by the crystalline phase template, with the steps of growing a chalcogenide/sulfur wafer, comprising tailored content of glass/polymeric and crystalline allotropes, from a mother liquid via a suitable growth process, having a specific presence/gradients/areal distribution of crystalline to glassy/polymeric allotropes, and removing the crystalline allotropes-template/porogen of chalcogenide/sulfur from the chalcogenide/sulfur glass-crystalline wafer by immersing it in a suitable solvent, creating a defined porosity within the wafer by etching crystalline phase out from glass-crystalline wafer-like cathode and leaving 3D glassy/polymeric chalcogenide/sulfur where in a further incubation stage due the meta-stability of glass/polymer allotrope a transition into more preferably gamma monoclinic sulfur with trace amounts of glass/polymer allotropes is created, crosslinked with graphene based and or other suitable co-monomer or co-monomers and or capping agents. Abstract Disclosed is a method for preparing a chalcogenide/sulfur cathode for an alkali metal secondary battery, where sulfur and/or other chalcogenide

ELECTRICAL BYPASS PREPARATION FOR FAILING BATTERY CELL

Resumen de: AU2025200270A1

A battery pack may include a plurality of battery cells arranged in an array and a plurality of bus bars. Each bus bar of the plurality of bus bars may be configured to electrically couple a pair of battery cells in series by attaching to a positive terminal of a first battery cell and a negative terminal of a second battery cell. Each bus bar of the plurality of bus bars may include at least one bypass structure configured to be electrically coupled to a bypass wire. When the bypass wire is electrically coupled to a pair of bus bars, the bypass wire enables at least one battery cell of the plurality of battery cells to be bypassed. A battery pack may include a plurality of battery cells arranged in an array and a plurality of bus bars. Each bus bar of the plurality of bus bars may be configured to electrically couple a pair of battery cells in series by attaching to a positive terminal of a first battery cell and a negative terminal of a second battery cell. Each bus bar of the plurality of bus bars may include at least one bypass structure configured to be electrically coupled to a bypass wire. When the bypass wire is electrically coupled to a pair of bus bars, the bypass wire enables at least one battery cell of the plurality of battery cells to be bypassed. an a n b a t t e r y p a c k m a y i n c l u d e a p l u r a l i t y o f b a t t e r y c e l l s a r r a n g e d i n a n a r r a y a n d a p l u r a l i t y o f b u s b a r s a c h b u s b a r o f t h e p l u r a l i t

Current collector with embossed bumps

Resumen de: AU2025200523A1

The present disclosure provides a current collector with embossed bumps, the current collector comprises a central region and edge regions, the central region is used for welding to the housing of the battery; the central region is provided with a plurality of embossed bumps, the embossed bumps are in a cross array distribution. In one embodiment, the cross 5 array distribution is that the number of embossed bumps in each row is sequentially cross- distributed in odd and even numbers. This embossed bumps design can increase the melting area of the weld by 24%, thereby increasing the welding strength at the bottom and increasing the welding firmness, and meanwhile reduce the internal resistance of the bottom welding point by 22%, thereby reducing the dissipation of electrical energy due to the 10 internal resistance. The present disclosure provides a current collector with embossed bumps, the current collector comprises a central region and edge regions, the central region is used for welding to the housing of the battery; the central region is provided with a plurality of embossed 5 bumps, the embossed bumps are in a cross array distribution. In one embodiment, the cross array distribution is that the number of embossed bumps in each row is sequentially cross- distributed in odd and even numbers. This embossed bumps design can increase the melting area of the weld by 24%, thereby increasing the welding strength at the bottom and increasing the welding firmness, and meanwhile

POWER STORAGE CELL

Resumen de: US2025260064A1

A power storage cell using an electrolyte solution, wherein the power storage cell includes a first electrode mixture layer, a separator, and a second electrode mixture layer opposed to the first electrode mixture layer with the separator interposed therebetween, wherein a coating area of at least one of the first electrode mixture layer and the second electrode mixture layer is equal to or larger than 600 cm2, the first electrode mixture layer includes a first general portion and a first wall portion surrounding the periphery of the first general portion, the first wall portion is provided so as to protrude toward the second electrode mixture layer side from the first general portion, and the second electrode mixture layer includes a second general portion and a thin portion formed to be thinner than the second general portion.

NEGATIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERIES, AND SECONDARY BATTERY

Resumen de: US2025259995A1

A negative electrode active material for a secondary battery includes silicate composite particles each including a silicate phase and silicon phases. The silicon phases are dispersed in the silicate phase. The silicon phases contain phosphorus element in addition to silicon.

METHOD FOR OPERATING AN ENERGY STORAGE SYSTEM, AN ENERGY STORAGE RACK, OR AN ENERGY STORAGE MODULE

Resumen de: US2025260250A1

a method for operating an energy storage module having multiple energy storage cells by: a) obtaining a cell lifetime for at least one energy storage cell, wherein the cell lifetime depends at least on thermal effects and voltage effects; and for each energy storage cell: b) determining a thermal cell aging factor, that is indicative of an aging process of the energy storage cell due to thermal effects; c) determining a voltage offset required to obtain the lifetime obtained in step a); and d) activating balancing of the respective energy storage cell based on the voltage offset obtained in step c).

POSITIVE ELECTRODE FOR SECONDARY BATTERY, AND SECONDARY BATTERY

Resumen de: US2025259991A1

A positive electrode for a secondary battery and a secondary battery are provided. The secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution. The positive electrode includes a positive electrode active material layer. The positive electrode active material layer includes positive electrode active material particles, a positive electrode binder, a positive electrode conductor, and a carboxymethyl cellulose salt. The positive electrode active material particles include a phosphoric acid compound having an olivine crystal structure. The positive electrode binder includes an acrylic acid ester polymer. The positive electrode conductor includes carbon black. The positive electrode active material layer has a volume resistivity of greater than or equal to 10 Ω·cm and less than or equal to 100 Ω·cm.

HIGH PERFORMANCE ELECTROLYTE FOR ELECTROCHEMICAL ENERGY STORAGE DEVICES, AND METHODS OF PRODUCING THE SAME

Resumen de: US2025260060A1

Systems, devices, and methods described herein relate to electrolyte formulations and the incorporation thereof into batteries. In some aspects, an electrolyte composition can comprise between about 10 wt % and about 42 wt % of an electrolyte solvent, between about 13 wt % and about 59 wt % of a fluoroether. In some embodiments, the electrolyte solvent can make up between about 26 wt % and about 39 wt % of the composition. In some embodiments, the fluoroether can make up between about 18 wt % and about 36 wt % of the composition. In some embodiments, the composition can include between about 0.5 wt % and about 1.5 wt % of a first additive. In some embodiments, the composition can include between about 0.5 wt % and about 5 wt % of a second additive.

TEARING APPARATUS, BATTERY MANUFACTURING DEVICE, AND TEARING METHOD

Resumen de: US2025256424A1

A tearing apparatus includes a mounting bracket, a movement mechanism, and a clamping mechanism. The movement mechanism includes a first movement assembly and a second movement assembly. The first movement assembly is arranged on the mounting bracket. The first movement assembly is configured to drive the second movement assembly to move along a first direction. The clamping mechanism includes a connecting bracket and a clamping assembly. The second movement assembly is configured to drive the connecting bracket to move along a second direction. The clamping assembly is connected to the connecting bracket, and a clamping piece of the clamping assembly can move along a third direction. The clamping piece is configured to clamp a target piece of a material for tearing. The first direction, the second direction, and the third direction intersect with one another.

BATTERY DECONSTRUCTION APPARATUS AND METHOD

Resumen de: US2025256284A1

Apparatus (10) for safe and effective shredding of batteries, including lithium-ion batteries, is disclosed. The system integrates a shredding subassembly (12), an auger/screw conveyor subassembly (14), a rotary screen subassembly (16), and an optional solvent recovery/recirculation subassembly (18). Valves/actuators (26, 28) can be coordinated such that a nitrogen blanket or a vacuum is maintained within the shredding assembly and/or the other subassemblies (16, 18). Shredded battery materials are transported to the rotary screen subassembly (16) via the auger-screw conveyor assembly (14) before being washed and split into solid and liquid sub-components.

BATTERY THERMAL EVENT DETECTION AND SUPPRESSION

Resumen de: US2025256142A1

A suppression system is described. The suppression system includes a container having an internal space arranged to receive a battery, and an event monitor. The container includes one or more bags that include a suppression material. The one or more bags are arranged to discharge the suppression material at least to the internal space of the container based on one or more parameters and one or more control signals. The discharged suppression material is usable to control a battery event. The event monitor includes one or more sensors configured to measure the one or more parameters, which are transmittable by the event monitor to a monitoring device and trigger the one or more control signals.

LITHIUM ROLLING APPARATUS AND LITHIUM ROLLING METHOD USING SAME

Resumen de: US2025256314A1

The present disclosure relates to a lithium rolling apparatus for forming a lithium foil by rolling a lithium sheet and includes a first roll which contacts a first surface of the lithium sheet; a second roll which contacts a second surface of the lithium sheet; and a first conveyor device disposed at a rear side of the first roll and the second roll, including a belt which transports the lithium foil while controlling tension applied to the lithium foil by surface-contacting at least a part of the second surface of the lithium foil.

METHOD FOR DISPOSING OF BATTERY AND COVERING BODY

Resumen de: US2025256313A1

A main object of the present disclosure is to provide a method for disposing of a battery, with which the battery can be deactivated well. The present disclosure achieves the object by providing a method for disposing of a battery, the method including: a soaking step of soaking a battery including an Al terminal in a treatment liquid to decrease a voltage of the battery by causing outer short circuit through the treatment liquid, wherein the treatment liquid contains water and a supporting salt; and in the soaking step, a covering body including conductivity is used, and the covering body is arranged so as to cover at least a part of the Al terminal to make the treatment liquid and the Al terminal electrically connected through the covering body.

BATTERY OPTIMAL DYNAMIC TEMPERATURE CONTROL

Resumen de: AU2025200455A1

-20- Abstract BATTERY OPTIMAL DYNAMIC TEMPERATURE CONTROL A system for cooling a battery of an electric machine can include a controller (100), a battery system (102) coupled to the controller, and a cooling system (104) coupled to the controller and configured to cool the battery system, wherein, the controller is configured to dynamically adjust a battery cooling system temperature set point or cooling demand based on a condition of the battery system and an application environment. -20- Abstract BATTERY OPTIMAL DYNAMIC TEMPERATURE CONTROL A system for cooling a battery of an electric machine can include a controller (100), a battery system (102) coupled to the controller, and a cooling system (104) coupled to the controller and configured to cool the battery system, wherein, the controller is configured to dynamically adjust a battery cooling system temperature set point or cooling demand based on a condition of the battery system and an application environment. an - - b s t r a c t a n s y s t e m f o r c o o l i n g a b a t t e r y o f a n e l e c t r i c m a c h i n e c a n i n c l u d e a c o n t r o l l e r ( ) , a b a t t e r y s y s t e m ( ) c o u p l e d t o t h e c o n t r o l l e r , a n d a c o o l i n g s y s t e m ( ) c o u p l e d t o t h e c o n t r o l l e r a n d c o n f i g u r e d t o c o o l t h e b a t t e r y s y s t e m , w h e r e i n , t h e c o n t r o l l e r i s c o n f i g u r e d t o d y n a m i c a l l y a d j u s t a b a t t e r y c o o l i

BATTERY PROTECTION AT ALTITUDE

Resumen de: AU2024233988A1

A battery assembly includes a first plurality of battery cells, a second plurality of battery cells, and a switch between the first plurality of battery cells and the second plurality of battery cells. In an example, the first plurality of battery cells, the switch, and the second plurality of battery cells are connected in series to a load. In an example, the first plurality of battery cells, the second plurality of battery cells, and the switch are within an enclosure, which is within a pressure regulated section of an aircraft. The load may be external to the enclosure. The battery assembly further includes a controller configured to open the switch and the disconnect the first plurality of battery cells from the second plurality of battery cells, in response to an air pressure proximal to the first and second pluralities of battery cells falling below a threshold level.

PRODUCTION OF LITHIUM NICKEL COBALT ALUMINATE FOR LITHIUM BATTERIES

Nº publicación: AU2024239544A1 14/08/2025

Solicitante:

NEXT GEN ENERGY TECH HOLDING PTY LTD
NEXT-GEN ENERGY TECHNOLOGY HOLDING PTY LTD

Resumen de: AU2024239544A1

The present invention is broadly directed to a method of producing lithium nickel cobalt aluminate (NCA) involving synthesis of the lithium NCA for use in a cathode of a lithium-ion battery. The method generally comprises: (A) preparation of a NCA hydroxide precursor; (B) preparation of a lithium NCA cathode material derived from the NCA hydroxide precursor.