About 728 results
Showing the first 200 results.
https://drivepatents.com/patents/1386493 · 17 Dec 2025
Embodiments of this application provide an electrode assembly (10), a method and system for manufacturing same, a battery cell (7), and a battery (2). The electrode assembly (10) includes a positive electrode plate (11) and a negative electrode plate (12) ...
https://drivepatents.com/patents/1392890 · 17 Dec 2025
A battery module according to the present disclosure includes a cell assembly having a cell stack composed of a plurality of battery cells stacked in one direction; a module case accommodating the cell assembly; and a screen unit configured to divide an in...
https://drivepatents.com/patents/1395475 · 17 Dec 2025
Disclosed is a method for manufacturing a secondary battery, including a first charging step to SOC 10% or less and a high-temperature aging step in the battery activation step. In the method for manufacturing a secondary battery, gases generated after the...
https://drivepatents.com/patents/1398209 · 17 Dec 2025
This application provides a battery cell, a battery, an electric apparatus, and a manufacturing method and device of battery cell. The battery cell includes an end cover and a housing, the end cover and the housing forming an accommodating cavity; an elect...
https://drivepatents.com/patents/1391581 · 10 Dec 2025
The present disclosure relates to a non-aqueous electrolyte solution for a lithium secondary battery capable of forming a stable film on the surface of an electrode, and a lithium secondary battery including the same. Specifically, the non-aqueous electrol...
https://drivepatents.com/patents/1397231 · 3 Dec 2025
A method of bonding a lithium electrode tab and a metal lead using a mold, and a lithium secondary battery comprising a bonding structure of the lithium electrode tab and the metal lead manufactured by the same are provided. The method comprises preparing ...
https://drivepatents.com/patents/1399846 · 3 Dec 2025
Disclosed is a negative electrode, including: a current collector; and a negative electrode active material layer disposed on at least one surface of the current collector, and having a negative electrode active material layer containing an artificial grap...
https://drivepatents.com/patents/1394434 · 26 Nov 2025
The present invention relates to an electrolyte solution additive including: a sultone-based compound; LiPOF; and a compound represented by Chemical Formula 1, an electrolyte solution for a lithium secondary battery, including the electrolyte solution addi...
https://drivepatents.com/patents/1394700 · 26 Nov 2025
The present application provides a secondary battery, a battery module, a battery pack and an electrical device containing the same. The secondary battery comprises a positive electrode plate, and a non-aqueous electrolyte, wherein the non-aqueous electrol...
https://drivepatents.com/patents/1395749 · 26 Nov 2025
Disclosed is a positive electrode for a lithium-sulfur battery, including a sulfur-carbon composite as a positive electrode active material. The sulfur-carbon composite includes a porous carbonaceous material having a high specific surface area, and the to...