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1601
results.
Updated on
20/03/2026 [07:15:00]
Results 575 to 600 of 1601
Absstract of: WO2026054100A1
Provided is a method for producing a lithium transition metal composite oxide employing positive electrodes recovered from used lithium ion batteries. The method for producing a lithium transition metal composite oxide includes the following steps. (1) A step for preparing a positive electrode recovered from a used lithium ion battery; (2) a step for heating the positive electrode in a temperature range higher than a melting point of a binder and lower than a thermal decomposition start temperature; (3) a step for removing a current collector from the heated positive electrode to recover a positive electrode mixture; (4) a step for recovering a lithium transition metal composite oxide from the recovered positive electrode mixture; (5) a step for washing the recovered lithium transition metal composite oxide; (6) a step for kneading the washed lithium transition metal composite oxide with a lithium compound; (7) a step for calcining the kneaded material under predetermined conditions; and (8) a step for cooling the calcined lithium transition metal composite oxide.
Absstract of: WO2026054099A1
Provided is a method for producing a lithium transition metal composite oxide using a cathode recovered from a used lithium-ion battery. The method for producing a lithium transition metal composite oxide includes the following steps. (1) A step for preparing a cathode recovered from a used lithium-ion battery; (2) a step for heating the cathode at a temperature range higher than the thermal decomposition initiation temperature of the binder; (3) a step for removing a current collector from the heated cathode and recovering a cathode mixture; (4) a step for recovering a lithium transition metal composite oxide from the recovered cathode mixture; (5) a step for washing the recovered lithium transition metal composite oxide; (6) a step for kneading the washed lithium transition metal composite oxide and a lithium compound; (7) a step for calcining the kneaded material under a predetermined condition; and (8) a step for cooling the calcined lithium transition metal composite oxide.
Absstract of: WO2026055258A1
The chip-integrated intelligent battery system (CIBS) device allows an ultra-fast collection of high-fidelity battery data including, but not limited to, battery voltage, current, external and internal temperature, pressure, gaseous species, vibration and mechanical impact, during the cell operation from the moment the cell is manufactured. CIBS is integrated with actuator, microprocessor, data storage, data transmission, current sensor, voltage sensor, gas pressure sensor, gas species sensor, and power source leads, to provide instant feedback on various parameters inside the battery to assess the battery's performance. The data from CIBS is collected via an integrated or a discrete antenna and streamed wirelessly or through a wired system to a separate control device. Such a device can be part of or a discrete component of the battery management system.
Absstract of: WO2026055175A1
Disclosed herein is a semi-solid polymer electrolyte comprising an electrolyte salt, a solvent and a polymer obtained via an in situ ring-opening polymerization of a monomer without any catalyst other than the electrolyte salt. An electrochemical device comprising the electrolyte exhibits an improved cycling performance and fast charging performance.
Absstract of: WO2026052145A1
A cleaning apparatus comprising a fan assembly (300), a power supply assembly (600) and a handle (500), wherein a first air channel (500c) is formed inside the handle (500), and the first air channel (500) is configured to communicate the fan assembly (300) with the power supply assembly (600), such that an airflow flows from an accommodating cavity (380b) into an inner cavity of a battery compartment (620); and the fan assembly (300) has a filter member (800) for filtering the airflow that enters the first air channel (500c).
Absstract of: WO2026052154A1
The present application relates to a negative electrode material. The negative electrode material comprises an inner core and a coating layer located on at least part of the surface of the inner core; the inner core comprises a carbon matrix and a silicon material, and at least part of the silicon material is located in the carbon matrix; and the mass content of the coating layer in the negative electrode material is A% and the powder conductivity of the negative electrode material at 20 kN is ρ S/cm, wherein 4≤A*ρ≤30. In the negative electrode material of the present application, the product relationship between the mass content of the coating layer and the powder conductivity of the negative electrode material is controlled to be within a certain range, thus achieving a balance between the thickness of the coating layer and the powder conductivity, and reducing the occurrence of powder conductivity decrease caused by excessive coating layer thickness, such that the negative electrode material can have good powder conductivity while maintaining the advantage, brought about by the coating layer, of a reduction in side reactions.
Absstract of: WO2026052147A1
A cleaning device, comprising a fan assembly (300) and a cover plate apparatus (400). The fan assembly (300) comprises a main housing (350); an accommodating cavity (380b) used for accommodating a filter member (800) is formed within the main housing (350), one end of the main housing (350) along a first direction has an opening (380c), first through holes (380a) are formed on a side wall of the main housing (350), the opening (380c) and the first through holes (380a) are in communication with the accommodating cavity (380b), and the first direction is parallel to the axial direction of the fan assembly (300). The cover plate apparatus (400) is movably mounted on the main housing (350) such that the cover plate apparatus (400) has a first state for covering the opening (380c) or a second state for opening the opening (380c), and when the cover plate apparatus (400) is in the second state, the filter member (800) can be loaded into or removed from the accommodating cavity (380b) through the opening (380c). The cover plate apparatus (400) comprises a cover plate (410) and a display component (900), the display component (900) being mounted on the side of the cover plate (410) facing away from the accommodating cavity (380b) along the first direction.
Absstract of: US20260074297A1
Carbon batteries are attractive from an environmental perspective, as they have carbon-only electrodes and are therefore metal-free. The current invention refers to secondary carbon batteries with water-based brine electrolytes. These electrolytes have low toxicity, are not flammable, and allow for easy on-site battery recycling. The operating voltage of the inventive secondary carbon batteries can reach up to 1.8 V. These carbon batteries are best suited for electric storage utilities in renewable energy installations.
Absstract of: US20260074235A1
An electrode and a secondary battery are disclosed. An electrode includes a substrate, and a coating layer including a first coating layer coated on a side of the substrate in a first direction, and a second coating layer coated on another side of the substrate in a second direction, and the coating layer includes a first layer and a second layer located on the first layer and defining a step with the first layer.
Absstract of: US20260074223A1
Disclosed is a negative electrode for a lithium secondary battery that enables the provision of a lithium secondary battery having a higher energy density and can fundamentally prevent the electrolyte decomposition reaction and the lithium dendrite formation, a method for manufacturing the same and a lithium secondary battery including the same.
Absstract of: US20260074266A1
An apparatus (100) for making a coil (B) comprises a feed unit (2) configured to feed at least one strip-shaped article (N) and a winding unit (1). The winding unit includes a plurality of winding heads (10) and a movement device (3) of said winding heads (10) configured to displace said winding heads (10) along a working path (P). Each winding head (10) is configured to wind said strip-shaped article (N) so as to make said coil (B) and is movable along said working path (P). The feed unit (2) comprises a movable portion (20) configured to be displaced along a substantially horizontal displacement direction (d).
Absstract of: US20260074249A1
A multi-module fuel cell system includes a plurality of fuel cell stacks, at least one battery connected to the plurality of fuel cell stacks, and a controller configured to determine whether the plurality of fuel cell stacks and the at least one battery are allowed to provide outputs in response to input of a required output, and controls either the plurality of fuel cell stacks or the at least one battery, selectively, to provide an output to satisfy the required output based on a result of determination as to whether outputs are allowed to be provided, and a method of controlling the same.
Absstract of: US20260074277A1
The present disclosure relates to a solid-state battery cell and methods for its manufacture. The battery cell includes a silicon-based anode with a sulfide anolyte, a nickel cobalt manganese cathode with an oxychloride catholyte, and a bi-layer solid electrolyte separator that is positioned between and in direct contact with the anode and the cathode. The separator includes a first layer of sulfide-type solid electrolyte adjacent to the anode and a second layer of oxychloride-type solid electrolyte adjacent to the cathode.
Absstract of: US20260074392A1
Battery cells, including a connection point for electrically contacting the battery cell by a cell connector, wherein a surface of the connection point facing away from the battery cell has an inner section, an outer section, and a bending point at which the inner section merges into the outer section, and wherein the outer section of the surface descends with respect to the bending point, are provided. Systems including a battery cell and a cell connector corresponding to the battery cell, wherein the cell connector has a respective contact surface for electrical contacting of the battery cell, and the respective contact surface of the cell connector has a deformation that deviates from a plane in a predetermined manner, are further provided. Methods for producing a battery cell assembly are further provided.Battery cell assemblies are further provided.
Absstract of: US20260074400A1
The present disclosure provides a bonding structure, a bonding method, an insulating adhesive tape, and a battery. The insulating adhesive tape includes a first bonding area and a second bonding area disposed at intervals, and a non-bonding area disposed between the first bonding area and the second bonding area. The first bonding area is configured to bond a cell, the second bonding area is configured to bond a welding area formed by a tab of the cell and a current collector, and the non-bonding area is configured to correspond to a bending area of the tab.
Absstract of: US20260074380A1
Sealed busbar assemblies are provided for use within traction battery packs. An exemplary sealed busbar assembly may be configured to electrically connect a first battery array and a second battery array of the traction battery pack. Primary seals and secondary seals of the sealed busbar assembly may cooperate to seal high voltage connections relative to both the first battery array and the second battery array. The high voltage connections may be established by the busbar, a pair of fasteners, and high voltage array busbars of both the first battery array and the second battery array.
Absstract of: US20260074360A1
A battery pack for housing a plurality of cell assemblies includes a pack case providing a space for a cell assembly to be seated. The pack case includes: a base plate supporting the lower part of a cell assembly; and a hollow-structured side wall coupled along a border of the base plate to support a side part of the cell assembly. The side wall includes: a gas flow path through which gas can move therein; and a through-hole formed on the gas flow path such that the gas flow path communicates with a space in the pack case, the side wall being coated with a protective layer including at least one among an insulating material and a flame retardant on the inside.
Absstract of: US20260074373A1
The disclosure provides a battery, including a first electrode plate and a separator, the first electrode plate including a first current collector and a first coating located on a surface of the first current collector. The first coating is connected to the separator; and a surface of the first coating is provided with a recess, and an air permeability S of the separator and a width L of the recess satisfy: 5000 μm·sec/100 cc≤S×L≤75,000 μm·sec/100 cc, where S is in sec/100 cc and L is in μm. The disclosure can improve the rate capability of the battery while reducing the voltage drop of the battery and reducing the risk of short circuit.
Absstract of: US20260074230A1
A modified electrode plate includes an electrode plate, the electrode plate having element sodium or element lithium on its surface, and the electrode plate including a pre-lithiated negative electrode plate or a pre-sodiated negative electrode plate; a protective film, the protective film including a first group and a hydrophobic group, the first group being attached to the surface of the electrode plate, and the hydrophobic group being distal from the electrode plate and the hydrophobic group including a hydrophobic group and being exposed on a surface of the protective film. Disposing the protective film having the hydrophobic group on the surface of the electrode plate can effectively block water, oxygen, or carbon dioxide in the air so as to effectively prevent water, oxygen, or carbon dioxide from passing through the protective layer to react with active components in the electrode plate.
Absstract of: AU2024434583A1
Problem To provide an information processing device, an information processing method, a computer program, and an information processing system that make it possible to estimate the timing at which a target event will occur at a target storage battery that includes a plurality of cells. Solution This information processing device comprises a processing part that calculates target trend data that represents the trend in the value of an index for the state of a target storage battery on the basis of measurement data for the target storage battery and estimates the timing at which a target event will occur at the target storage battery on the basis of the target trend data and at least one piece of standard trend data that represents a standard trend in the value of the index for the state of a storage battery during a period from a first time to a second time at which the target event occurs at the storage battery.
Absstract of: AU2025226561A1
The present invention relates to a door opening and closing system applied to a case having an accommodation space therein. The door opening and closing system according to an embodiment of the present invention includes: a door unidirectionally movable to cover the accommodation space; a rod bar coupled to the door; a handle coupled to the rod bar; a roller support coupled to the rod bar and moving integrally with the rod bar; a roller coupled to an end of the roller support; and a roller bracket coupled to the case. When a user moves the handle up and down, the rod bar moves integrally with the handle. The roller bracket extends along a moving path of the roller and includes a rail corresponding to the roller.
Absstract of: AU2025260165A1
A battery system according to an embodiment of the present invention comprises: lower control devices that individually control a plurality of batteries; and an upper control device that manages the plurality of lower control devices, wherein at least one of the lower control devices may identify the operating state of the battery system, and when the battery system is initialized and operating, may identify an identifier pre-stored in a storage space and perform initialization by itself.
Absstract of: WO2026051212A1
The present invention relates to the technical field of lithium-ion batteries. Disclosed are a graphite composite material having a functional coating layer, a preparation method therefor and a use thereof. The graphite composite material having a functional coating layer is a secondary particle formed by bonding graphite single particles of a core-shell structure. Each graphite single particle comprises a graphite particle and a functional coating layer that coats the surface of the graphite particle. The functional coating layer comprises a fast ion conductor and a doped element carbon layer. In the graphite composite material having a functional coating layer disclosed in the present invention, by coating the surfaces of graphite particles with a doped element carbon layer and a fast ion conductor layer and performing re-granulation to form a secondary particle, the Li+ diffusion path is shortened and the interfacial diffusion resistance is reduced, and the surface SEI layer is stabilized, thereby significantly improving the high-rate capacity performance and long-cycle stability of the graphite composite material.
Absstract of: WO2026051147A1
A negative electrode material, a negative electrode sheet, and a lithium-ion battery. The negative electrode material comprises a first negative electrode active material and a second negative electrode active material; the length-to-diameter ratio of the first negative electrode active material is a, and the powder compaction and pressure relief rebound rate is P1; the length-to-diameter ratio of the second negative electrode active material is b, and the powder compaction and pressure relief rebound rate is P2; and P1, P2, a, and b satisfy the relationship: (37*P1/a+75*P2/b)＞2.5.
Nº publicación: WO2026051311A1 12/03/2026
Applicant:
SVOLT ENERGY TECH CO LTD [CN]
\u8702\u5DE2\u80FD\u6E90\u79D1\u6280\u80A1\u4EFD\u6709\u9650\u516C\u53F8
Absstract of: WO2026051311A1
The present application relates to the technical field of batteries, and in particular to a battery cell cover plate and a battery cell. The battery cell cover plate comprises: a cover plate body provided with a mounting hole, the mounting hole being provided with a first mounting part and a second mounting part; a pressure relief member provided on the first mounting part; and a support member provided on the second mounting part, wherein the pressure relief member abuts against the support member, the support force provided by the support member to the pressure relief member is F, in units of N, the weight of the battery cell is G, in units of N, and G/F≤0.12. In the present application, the mounting hole on the cover plate body is divided into two parts, i.e., the first mounting part and the second mounting part. The first mounting part is used for mounting the pressure relief member, and the second mounting part is used for mounting the support member. By providing the support member, the structural strength of the area of the cover plate body where the pressure relief member is mounted can be effectively improved, and the pressure relief member abuts against the support member, so that the support member can also serve as a support platform for the pressure relief member, thereby ensuring that the pressure relief member is reliably and firmly mounted, and improving the safety of the battery cell.
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