About 198 results
https://drivepatents.com/patents/1379438 · 12 Mar 2026
Provided are a non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same and having improved high-temperature storage characteristics and high-temperature cycle characteristics. Specifically, the no...
https://drivepatents.com/patents/1379435 · 12 Mar 2026
Disclosed is a solid electrolyte membrane, a method for manufacturing the same, and an all-solid-state battery including the same. More specifically, the solid electrolyte membrane includes a first solid electrolyte layer including a first solid electrolyt...
https://drivepatents.com/patents/1379429 · 12 Mar 2026
A method for manufacturing an electrode assembly includes preparing a cell stack and forming a bonding part. In the preparing, a first electrode and a second electrode having a width greater than that of the first electrode are alternately stacked with a s...
https://drivepatents.com/patents/1379428 · 12 Mar 2026
An electrode assembly having a wound stacked structure, a first separator, a second electrode, and a second separator are sequentially stacked is provided. The electrode assembly includes a support portion provided on the inner wall of a central winding ho...
https://drivepatents.com/patents/1379409 · 12 Mar 2026
The present disclosure relates to a positive electrode active material including: a lithium nickel-based transition metal oxide with a large particle diameter and a lithium nickel-based transition metal oxide with a small particle diameter. The lithium nic...
https://drivepatents.com/patents/1379390 · 12 Mar 2026
A negative electrode for a lithium secondary battery, a method for manufacturing a negative electrode for a lithium secondary battery, and a lithium secondary battery including a negative electrode, are provided. The negative electrode includes a negative ...
https://drivepatents.com/patents/1379200 · 12 Mar 2026
An apparatus for molding a pouch, which includes: a transfer device configured to transfer a pouch film; a molding device configured to press a top surface of the pouch film to mold an accommodation part for accommodating an electrode assembly; and an insp...
https://drivepatents.com/patents/1379195 · 12 Mar 2026
A method for automatically cleaning a pressing roll used in the electrode roll-pressing process according to one embodiment of the present disclosure comprises the steps of: determining whether or not the pressing roll is in a non-operative state, and clea...
https://drivepatents.com/patents/1379122 · 5 Mar 2026
A self-standing ceramic separator and an electrochemical device including the same are provided. The self-standing ceramic separator includes first inorganic particles having a sheet shape and second inorganic particles, which is a zeolite-based inorganic ...
https://drivepatents.com/patents/1379118 · 5 Mar 2026
A battery module includes a housing which accommodates a plurality of battery cells therein, and has a vent-hole portion formed therein; a top cover which is movably installed on the housing so as to open/close the vent-hole portion; an elastic member whic...