About 52 results
https://drivepatents.com/patents/1382706 · 14 May 2026
A secondary battery includes positive and negative electrode sheets, separator between the positive and negative electrode sheets, and electrolytic solution including organic solvent and lithium salt. The positive electrode sheet includes positive electrod...
https://drivepatents.com/patents/1382707 · 14 May 2026
The present application discloses a positive electrode active material satisfying the chemical formula LNaMCuFeMnOXand a preparation method therefor, a sodium ion battery and an apparatus including such battery, wherein L is a doping element at alkali meta...
https://drivepatents.com/patents/1382708 · 14 May 2026
A positive electrode active material comprising: (1) a lithium nickel-cobalt-manganese-based composite oxide having a nickel content 90 mol. % or more among metals excluding lithium; and (2) a metal element M1 doped in the lithium nickel-cobalt-manganese-b...
https://drivepatents.com/patents/1382255 · 7 May 2026
A positive electrode active material includes: (1) a lithium nickel-based transition metal oxide with a large particle diameter; and (2) a lithium nickel-based transition metal oxide with a small particle diameter. The lithium nickel-based transition metal...
https://drivepatents.com/patents/1382258 · 7 May 2026
A positive electrode material, a preparation method thereof and a lithium-ion battery are provided. A first aspect provides a positive electrode active material, where a chemical composition of the positive electrode active material is Li[NiCoM1M2]OA, M1 i...
https://drivepatents.com/patents/1382256 · 7 May 2026
The present application provides a positive electrode material for a sodium-ion battery, and a preparation method thereof and use thereof, where the positive electrode material for the sodium-ion battery has a chemical general formula NaNiFeMnMAO, where th...
https://drivepatents.com/patents/1382254 · 7 May 2026
A cathode active material of the present invention comprises a lithium nickel-based composite oxide comprising secondary particles formed by the aggregation of primary particles, wherein some cations and some anions in the lithium nickel-based composite ox...
https://drivepatents.com/patents/1382257 · 7 May 2026
Provided are a cathode active material and a preparation method thereof, a positive electrode plate, a battery, and an electrical device. The present disclosure relates to the technical field of batteries. A change An in a content of Fe in the cathode acti...
https://drivepatents.com/patents/1381843 · 30 Apr 2026
Provided are a cathode active material and a preparation method thereof, a positive electrode plate, a battery, and an electrical device. The cathode active material includes secondary particles. The secondary particles are formed with aggregated primary p...
https://drivepatents.com/patents/1381844 · 30 Apr 2026
An oxide precursor, a preparation method thereof, and an application thereof are provided. The oxide precursor has a chemical general formula of NiCoMnAlMO, where 0