About 11 results
https://drivepatents.com/patents/1114552 · 28 May 2026
The present invention relates to a method for making a transition metal oxide coated with an at least partially amorphous lithium-containing coating and a method for making an at least partially amorphous lithium-containing powder as well as the coated tra...
https://drivepatents.com/patents/1382605 · 14 May 2026
A method for forming an electrode active material comprising mixing a lithium source and an active material precursor utilizing homogenization and sintering processes, and products thereof, are disclosed. Such a method utilizing large lithium source partic...
https://drivepatents.com/patents/1381745 · 30 Apr 2026
The present disclosure relates to a method of recycling a cathode active material and a recycled cathode active material prepared using the same. The method of recycling a cathode active material includes: (a) performing a first heat-treatment of a waste c...
https://drivepatents.com/patents/1378998 · 5 Mar 2026
A method is provided for removing a binder from a spent cathode active material. The method includes mixing the spent cathode active material with water to form a first mixture. The spent cathode active material includes cathode active material particles a...
https://drivepatents.com/patents/1393482 · 22 Oct 2025
The present invention relates to a positive electrode active material for a secondary battery which is a lithium composite transition metal oxide including nickel (Ni), cobalt (Co), and manganese (Mn), wherein the lithium composite transition metal oxide i...
https://drivepatents.com/patents/1398851 · 4 Dec 2024
The present disclosure belongs to the technical field of lithium battery recovery, and provides a method for preparing lithium nickle cobalt manganese oxide by reverse positioning of a power battery and use thereof. The method first mixes and grinds a posi...
https://drivepatents.com/patents/945666 · 23 Mar 2016
[Object] To provide a method capable of suppressing elution of a transition metal, particularly manganese, in a positive electrode active material for a non-aqueous electrolyte secondary battery. [0002] [Solving means] The present invention provides a posi...
https://drivepatents.com/patents/981620 · 27 Nov 2013
The present invention provides a positive electrode active material for a nonaqueous electrolyte secondary battery which is capable of improving an initial discharge capacity and suppressing a decrease in discharge voltage and a decrease in battery capacit...
https://drivepatents.com/patents/996511 · 31 Oct 2012
The present invention provides a positive electrode active material for lithium ion batteries, which realizes a lithium ion battery that is, while satisfying fundamental characteristics of a battery (capacity, efficiency, load characteristics), low in the ...
https://drivepatents.com/patents/1003123 · 25 Apr 2012
Provided is a lithium transition metal oxide having an ±-NaFeO 2 layered crystal structure, as a cathode active material for lithium secondary battery, wherein the transition metal includes a blend of Ni and Mn, an average oxidation number of the transiti...