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1196
results.
Updated on
18/08/2025 [07:12:00]
Results 775 to 800 of 1196
Absstract of: US2025253327A1
A lithium ion battery and an electricity-consumption device are provided. The electrolyte includes a borate-based additive. A mass fraction w1 of the borate-based additive in the electrolyte satisfies 0.01%≤w1≤2%.
Absstract of: US2025253413A1
A method for producing a lithium ion power storage device includes a step of forming a cylindrical cell and a step of accommodating the cylindrical cell in a casing. In the step of forming the cylindrical cell, the electrode foil and the separator are wound while applying tension in an extension direction to the laminated electrode foil and separator. In the step of forming the cylindrical cell, the cylindrical cell is formed by winding the electrode foil and the separator into a cylindrical shape. In the step of accommodating the cylindrical cell in the casing, the cylindrical cell is accommodated in a tubular casing together with an electrolytic solution. In the step of forming the cylindrical cell, a cylindrical cell in which a pressure of 0.5 MPa or more and 0.7 MPa or less is applied between the electrode foils facing each other via the separator is formed.
Absstract of: US2025253409A1
A manufacturing method of a solid-state battery comprising a cathode layer, an anode layer, and a solid electrolyte layer disposed between the cathode layer and the anode layer and that also uses a deposition-dissolution reaction of metal lithium, wherein one surface of the solid electrolyte layer is a film forming face, and a protective layer having Li ion conductivity is formed on the film forming face. A step of obtaining a laminate in which the anode layer, the protective layer, and the cathode layer are laminated in this order after the film forming step, and pressing the laminate. The protective layer is formed so that an area of the protective layer is smaller than an area of the solid electrolyte layer when the laminate is viewed from the anode layer side.
Absstract of: US2025253325A1
In one aspect, a battery is provided having an anode, a cathode and an electrolyte between the anode and the cathode. The anode includes an anode body is formed of a magnesium alloy having a percent by weight ratio in the range of about 77.0-99.8% wt. magnesium, 0.1-8.0% wt. aluminum, 0.1-5.0% wt. zinc, 0-5.0% wt manganese, and 0-5.0% wt. iron. The cathode includes a cathode body.
Absstract of: US2025253407A1
An electrolyte for sodium secondary battery, a sodium secondary battery, a battery module, and an electric apparatus. The electrolyte for sodium secondary battery includes a sodium salt, an ether solvent, and a fluoroether solvent. The electrolyte includes ether solvent molecules and fluoroether solvent molecules that form a co-solvation structure with sodium ions.
Absstract of: US2025253352A1
Disclosed herein is an electrolytic copper foil for a current collector of a secondary battery. The electrolytic copper foil ranges in elongation per unit thickness at room temperature from 1.3 to 2.0%/μm and in I(200)/I(111) at room temperature from 3.4 to 0.5, wherein I(200)/I(111) is a ratio of an intensity of a diffraction peak for (200) lattice plane to an intensity of a diffraction peak for (111) lattice plane on an XRD spectrum for a deposited plane.
Absstract of: WO2025161175A1
A battery and a battery pack. The battery comprises: a main body (1), wherein a mounting hole (101) is formed on a side surface of the main body (1), the side surface of the main body (1) comprises a flat plate area (102) and a welding area (103), and the mounting hole (101) is arranged corresponding to the welding area (103). In the width direction of the side surface of the main body (1), the distance between the hole edge of the mounting hole (101) and the edge of the side surface of the main body (1) is denoted as a, the width of the flat plate area (102) is denoted as T, and the width of the welding area (103) is denoted as T1. By setting the width of the main body corresponding to the welding area (103) to be slightly wider than the width of the main body (1) corresponding to the flat plate area (102), after an explosion-proof valve (2) is welded to the mounting hole (101), and the width of the main body (1) corresponding to the welding area (103) is reduced, the width of the main body (1) corresponding to the welding area (103) can be consistent with the width corresponding to the flat plate area (102), improving the consistency of the width of the main body (1), ensuring the assembly effect of the main body (1) and a casing, and improving the battery quality.
Absstract of: WO2025161288A1
The embodiments of the present application belong to the technical field of batteries. Provided are a water cooling plate adhesive application method and system, and a storage medium. The method comprises: acquiring a first image and a second image, which comprise a water cooling plate; on the basis of the first image and the second image, determining a deviation between a water cooling plate placement position and a preset position; on the basis of the deviation between the water cooling plate placement position and the preset position, adjusting an adhesive application trajectory; and on the basis of the adjusted adhesive application trajectory, performing adhesive application on the water cooling plate. In the technical solution, whether a deviation has occurred in a water cooling plate placement position can be determined by means of image analysis, and when a deviation has occurred, an adhesive application trajectory is adjusted on the basis of the deviation between the placement position and a preset position, such that adhesive application is performed on the basis of an accurate adhesive application trajectory, and thus the problem of uneven adhesive application is avoided, an adhesive application position can be automatically adjusted, and the adhesive application precision is improved, thereby improving the adhesive application pass rate and the adhesive application quality. In addition, the solution provided in the present application can be applied to water coolin
Absstract of: WO2025161233A1
An electrode assembly (30) and a manufacturing method therefor, a battery cell (7), a battery, and an electrical device, said electrode assembly (30) comprising a first electrode plate (301) and a second electrode plate (302) that have opposite polarities, as well as a first insulator (303). The first electrode plate (301) and the second electrode plate (302) are wound in a winding direction. The first electrode plate (301) comprises a first current collector (3011) and a first active material layer (3012) arranged on a surface of the first current collector (3011). An end portion of the first current collector (3011) in the winding direction is provided with a first end face (30111). The first insulator (303) is connected to the first electrode plate (301) and covers at least part of the first end face (30111). In the described structure, the first end face (30111) provided at the end portion of the first current collector (3011) is covered with the first insulator (303), and the first insulator (303) can wrap up burrs on the first end face (30111). Thus, the risk of burrs piercing a separator (305) of the electrode assembly (30) is reduced, the possibility of short circuiting occurring inside of the battery is reduced, and improvement to the reliability of the battery is facilitated.
Absstract of: US2025253501A1
A battery cell, a battery, and an electrical apparatus. The battery cell includes a shell, an electrode assembly, an electrode column, a current collector component, and a mounting rack. The shell has a first wall. The electrode assembly is accommodated inside the shell, and includes a main body part and a tab. Along the thickness direction of the first wall, the tab is set at one end of the main body part facing the first wall. The electrode column is installed on the first wall. The current collector component connects the electrode column and the tab. Along the thickness direction of the first wall, the mounting rack is set between the first wall and the main body part, and the current collector component is connected to the mounting rack.
Absstract of: US2025253503A1
An electronic device is provided. The electronic device includes a processor, and a battery configured to supply power to the processor, wherein the battery includes a first electrode, a second electrode, a separator configured to prevent contact between the first electrode and the second electrode, a first tab connected to the first electrode, and an adhesive disposed on at least a portion of the first tab, wherein the first electrode includes a first substrate, and a first mixture surrounding at least a portion of the first substrate and spaced apart from the adhesive, and wherein the adhesive is located between a coupling portion of the first tab and the first mixture.
Absstract of: US2025253500A1
A rechargeable battery includes an electrode assembly including a first electrode, a second electrode, and a separator, a current collecting plate electrically connected to one of the first electrode and the second electrode, a case accommodating the electrode assembly and the current collecting plate therein, and a cap plate coupled to an end of the case to seal the case. The current collecting plate includes a flat outer surface and an inner surface including a plurality of welding parts protruding toward the electrode assembly.
Absstract of: US2025253508A1
Provided are a battery cell, a battery, and an electric device. The battery cell includes a housing, an electrode assembly, a first insulating member, and a support frame. The housing is provided with a first wall, and the electrode assembly is accommodated within the housing. The electrode assembly includes a main portion. Along a thickness direction of the first wall, the first insulating member is provided on a side of the first wall facing the electrode assembly. Along the thickness direction of the first wall, the support frame is arranged between the main portion and the first insulating member, and the support frame is thermally fused to the first insulating member.
Absstract of: US2025253489A1
A cylindrical rechargeable battery is provided that includes: an electrode assembly having an internal space at an innermost side thereof; a cylindrical can accommodating the electrode assembly; and a deformation preventing member that is made of an elastically deformable material. The deformation preventing member is provided with ends spaced apart from each other and such that the deformation preventing member overlaps itself. The deformation preventing member is positioned in the internal space of the electrode assembly and elastically supports the electrode assembly.
Absstract of: US2025253428A1
Provided is a temperature control method for a battery energy distribution unit. The control method includes the following steps: a battery management system detects the target data of the battery energy distribution unit, where the target data includes at least one of a first temperature or a distribution current; and a control command is generated according to the target data, and the control command is sent to a battery energy distribution unit liquid cooling system or a battery pack liquid cooling system so that the battery energy distribution unit liquid cooling system or the battery pack liquid cooling system starts to operate according to the control command, thereby controlling the temperature of the battery energy distribution unit.
Absstract of: US2025253429A1
A battery module is disclosed. In some implementations, the battery module includes: a housing having an internal space, a cell stack in which a plurality of battery cells and a first heat blocking member blocking heat propagation between the plurality of battery cells are stacked, and a second heat blocking member disposed between the cell stack and the housing, wherein at least a portion of the first heat blocking member is in contact with the second heat blocking member.
Absstract of: US2025253344A1
A graphene oxide used as a raw material of a conductive additive for forming an active material layer with high electron conductivity with a small amount of a conductive additive is provided. A positive electrode for a nonaqueous secondary battery using the graphene oxide as a conductive additive is provided. The graphene oxide is used as a raw material of a conductive additive in a positive electrode for a nonaqueous secondary battery and, in the graphene oxide, the atomic ratio of oxygen to carbon is greater than or equal to 0.405.
Absstract of: US2025253422A1
The present disclosure provides a hydrogen sulfide removal unit with improved strength against stress in the vertical direction, and a battery pack comprising the hydrogen sulfide removal unit. the hydrogen sulfide removal unit 120 of the disclosure comprises a hydrogen sulfide removing agent 121, and a hydrogen sulfide removing agent container 122 housing the hydrogen sulfide removing agent. The hydrogen sulfide removing agent container has at least one baffle plate 122a. The baffle plate is disposed at an angle within 10° from the vertical direction so as to connect the top surface and bottom surface of the hydrogen sulfide removing agent container.
Absstract of: US2025253487A1
A separator and a preparation method thereof, a secondary battery, and an electric apparatus are provided. The separator includes a substrate and a coating. The coating is provided on at least one side of the substrate, where the coating includes primary particles and secondary particles, the primary particles being organic particles and the secondary particles having a pore structure.
Absstract of: US2025253405A1
Disclosed are a lithium-ion battery electrolyte, a lithium-ion battery and an electronic device. The electrolyte at least includes: a non-aqueous solvent, including a linear carboxylic acid ester solvent; a lithium salt, at least one of which contains sulfur; and an additive, including thiophene, and the content of the thiophene in the electrolyte is 0.1 wt % to 3 wt %.
Absstract of: WO2025161265A1
The present application provides a cooling plate assembly and a battery module. The cooling plate assembly comprises: a cooling plate, the cooling plate being used for controlling the temperature of a battery module; and at least one current collector, the current collector being connected to the end of the cooling plate by means of bonding. The cooling plate assembly is conducive to improvement of the stability of connection between the cooling plate and the current collector and improvement of the assembly efficiency.
Absstract of: WO2025161201A1
A rack assembly, a battery frame (10), and an energy storage container. First frames (20) in the rack assembly are used for supporting battery packs (50). Multiple first frames (20) are distributed in multiple layers of battery storage areas (110), and, multiple first frames (20) in the same battery storage area (110) are arranged into multiple columns and multiple rows. Two adjacent first frames (20) in the same row are staggeredly arranged, so that two adjacent battery packs (50) in the same row are staggeredly arranged, thus not requiring modification to the structure of the battery packs (50), and facilitating adaptation to a standard container.
Absstract of: WO2025161059A1
An inflation and suction pump with a built-in lithium battery, the pump comprising an air pump housing (1), with a brushless electric motor module (2), a one-way valve (3), a battery module (4) and a valve jacking device (5) being provided inside the air pump housing (1), and the air pump housing (1) being provided with a first air hole (11) and a second air hole (12), wherein the brushless electric motor module (2) is arranged in an air duct; the battery module (4) is connected to the brushless electric motor module (2); during inflation, the brushless electric motor module (2) rotates forward, such that air enters from the first air hole (11) and is discharged from the second air hole (12); and during exhaust, the brushless electric motor module (2) rotates backward, such that air enters from the second air hole (12) and is discharged from the first air hole (11). The inflation and suction pump can achieve the functions of inflation and exhaust, without needing to switch the air duct.
Absstract of: WO2025160762A1
Embodiments of the present application provide a battery and an electrical device. The battery comprises: a battery cell, the battery cell being a wound core and comprising a positive electrode plate, a negative electrode plate, and a separator, which are stacked together, and the battery cell being provided with a first surface and a second surface opposite to each other in the direction of thickness; a reference electrode, comprising a third current collector and an electrode material layer arranged on a side surface of the third current collector, the reference electrode being arranged on the first surface or the second surface of the battery cell, and the reference electrode being used to form a test loop together with the positive electrode plate and/or the negative electrode plate to test electrical parameters of the battery; and an isolator arranged between the battery cell and the reference electrode. In the battery, the reference electrode is arranged on a surface of the battery cell, such that the reaction states of the positive and negative electrode plates inside the battery can be monitored in real time with high accuracy, prolonging the service life of the battery and improving the safety performance of the battery. The reference electrode will not affect the original capacity and charging and discharging performance of the battery, and the preparation process of the battery is simple and highly compatible with existing commercial production processes and equipm
Nº publicación: US2025253509A1 07/08/2025
Applicant:
CONTEMPORARY AMPEREX TECH HONG KONG LIMITED [CN]
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Absstract of: US2025253509A1
A liquid injection device includes a liquid injection assembly, a first driving mechanism, and a carrying mechanism. The liquid injection assembly includes a liquid injection body and a liquid injection head arranged on the body. The first driving mechanism is configured to drive the liquid injection assembly to move. The carrying mechanism is configured to carry a replaceable wiping member. The carrying mechanism cooperates with the first driving mechanism, so that the liquid injection head comes into contact with a different position on the replaceable wiping member, and then the liquid injection head is wiped.
BOPI
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