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https://drivepatents.com/patents/1394060 · 1 Apr 2026
The present application relates to a negative electrode composition, a negative electrode for a lithium secondary battery, comprising the same, and a lithium secondary battery comprising the negative electrode, and a method for preparing a negative electro...
https://drivepatents.com/patents/1395332 · 1 Apr 2026
The present disclosure discloses a positive electrode for a lithium secondary battery comprising a positive electrode active material layer comprising positive electrode active material secondary macroparticles and secondary microparticles having different...
https://drivepatents.com/patents/1396905 · 1 Apr 2026
The present invention relates to an electrode for a lithium secondary battery, the electrode including an electrode mixture layer disposed on at least one of a first surface and a second surface of an electrode current collector, wherein the electrode curr...
https://drivepatents.com/patents/1399861 · 1 Apr 2026
Disclosed is a solid electrolyte membrane. The solid electrolyte membrane uses composite particles having pores filled with a phase transformation material as fillers of the solid electrolyte membrane, and thus provides a solid electrolyte membrane having ...
https://drivepatents.com/patents/1394568 · 25 Mar 2026
The present application provides a non-aqueous electrolyte and a secondary battery, a battery module, a battery pack and an electrical device containing the same. The non-aqueous electrolyte includes an electrolyte salt and a non-aqueous solvent, wherein t...
https://drivepatents.com/patents/1399295 · 25 Mar 2026
A cathode active material for lithium secondary batteries according to embodiments of the present invention includes different types of lithium metal oxide particles having different circularities in a predetermined mixing weight ratio. When using the cath...
https://drivepatents.com/patents/1400507 · 25 Mar 2026
The present disclosure relates to a negative electrode for a lithium secondary battery, including: a negative electrode current collector; and a negative electrode active material layer disposed on at least one surface of the negative electrode current col...
https://drivepatents.com/patents/1379740 · 19 Mar 2026
A negative electrode active material for a non-aqueous electrolyte secondary battery containing negative electrode active material particles which include silicon compound particles containing a silicon compound (SiO: 0.5≤x≤1.6), wherein the silicon co...
https://drivepatents.com/patents/1392099 · 18 Mar 2026
The present disclosure relates to a positive electrode active material for a lithium-sulfur battery, comprising: a sulfur-carbon composite, wherein the sulfur-carbon composite comprises a porous carbon material and a sulfur-based material, the sulfur-based...
https://drivepatents.com/patents/1392979 · 18 Mar 2026
A positive electrode material for a lithium secondary battery according to the present invention includes a first positive electrode active material and a second positive electrode active material, wherein the first positive electrode active material and t...