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https://drivepatents.com/patents/1396612 · 14 May 2025
The present application relates to a battery end cover assembly, a secondary battery, a battery pack and a device using the battery, wherein the end cover assembly (10) is used for the secondary battery, and includes: an end cover (10'), provided with a th...
https://drivepatents.com/patents/1393771 · 7 May 2025
Provided are an electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the same, the electrolyte including a nonaqueous organic solvent, a lithium salt, and an additive, wherein the additive is a composition including a...
https://drivepatents.com/patents/1392443 · 30 Apr 2025
The present disclosure discloses an energy storage device and electrical appliance. The energy storage device includes a housing (140), an electrode assembly (130), a top cover (111), a lower plastic member (112), a connecting plate (120, 121, 122) and an ...
https://drivepatents.com/patents/1397674 · 2 Apr 2025
The purpose of the present invention is to provide a winding-type nonaqueous electrolyte secondary battery which is capable of minimizing degradation of charge-discharge cycle characteristics. The winding-type nonaqueous electrolyte secondary battery accor...
https://drivepatents.com/patents/1399629 · 2 Apr 2025
Provided is art that allows joining an external conductive member and a bus bar more stably. A method for producing a secondary battery (1) disclosed herein has: an attachment step; an arrangement step; a covering step; and, a joining step. The external co...
https://drivepatents.com/patents/1394367 · 19 Mar 2025
The present disclosure relates to a solid-state electrolyte (SSE) with a sandwich structure and a preparation method and use thereof, and a solid-state lithium ion battery. In the present disclosure, there are uniformly arranged pores in a lithium battery ...
https://drivepatents.com/patents/1395628 · 12 Mar 2025
The present disclosure provides an anode plate of a lithium-ion battery and application thereof. The anode plate comprises a current collector, an anode active material layer, and a specially designed lithium-precipitation inhibiting layer. The anode plate...
https://drivepatents.com/patents/1396642 · 12 Mar 2025
Provided is an electrode for a non-aqueous electrolyte rechargeable battery including a base layer capable of sufficiently suppressing detachment or peeling of an electrode composite material layer while making the thickness as thin as possible.An embodime...
https://drivepatents.com/patents/1393605 · 26 Feb 2025
A negative electrode-solid electrolyte sub-assembly for an all-solid secondary battery, the negative electrode-solid electrolyte sub-assembly including: a negative electrode current collector, a first negative active material layer disposed on the negative...
https://drivepatents.com/patents/1396536 · 26 Feb 2025
The present invention relates to an electrolyte composition including: a lithium salt; a non-aqueous organic solvent; a compound represented by a specific chemical formula; and a perfluoropolyether oligomer, a gel polymer electrolyte including a polymer ne...