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https://drivepatents.com/patents/1396344 · 4 Mar 2026
Disclosed is a positive electrode for a lithium-sulfur battery. The positive electrode includes a sulfur-carbon composite as a positive electrode active material. The sulfur-carbon composite includes a porous carbonaceous material having a high specific su...
https://drivepatents.com/patents/1400006 · 4 Mar 2026
Disclosed is an electrode including: a current collector; and an electrode active material layer disposed on at least one surface of the current collector, wherein the electrode active material layer includes a lower layer region facing the current collect...
https://drivepatents.com/patents/1394362 · 25 Feb 2026
This application provides a non-aqueous electrolyte and a preparation method thereof, and a secondary battery and an electric apparatus containing the same. The non-aqueous electrolyte contains a non-aqueous solvent and lithium ions, first cations, and fir...
https://drivepatents.com/patents/1395331 · 25 Feb 2026
The present application relates to a negative electrode for a lithium secondary battery, a method for preparing a negative electrode for a lithium secondary battery, and a lithium secondary battery including the negative electrode.
https://drivepatents.com/patents/1395325 · 25 Feb 2026
The present invention relates to a non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same. Specifically, the non-aqueous electrolyte solution for a lithium secondary battery includes a lithium sa...
https://drivepatents.com/patents/1398959 · 25 Feb 2026
The present invention relates to a cathode slurry composition for a lithium secondary battery, a cathode comprising same, and a lithium secondary battery. More specifically, when a cathode for a lithium secondary battery is manufactured by comprising a slu...
https://drivepatents.com/patents/1399504 · 25 Feb 2026
The present invention relates to a lithium secondary battery comprising a lithium nitrate holder in a solid state, which is capable of continuously supplying lithium nitrate while operating the battery, thereby maintaining high coulombic efficiency for a l...
https://drivepatents.com/patents/1400154 · 25 Feb 2026
Provided herein are an all-solid-state battery having an intermediate layer including a metal and a metal nitride, and a method for manufacturing the same.
https://drivepatents.com/patents/1393434 · 18 Feb 2026
The present disclosure provides a lithium secondary battery capable of improving high-temperature durability and cycle characteristics during high-voltage operation. The lithium secondary battery includes a positive electrode including a positive electrode...
https://drivepatents.com/patents/1396278 · 18 Feb 2026
The present application provides an electrode plate and an application thereof. A first function surface of a current collector in the electrode plate includes a first active layer region and a first tab region, a second function surface of the current col...