About 56 results
https://drivepatents.com/patents/964742 · 26 May 2026
Provided is a cathode material, a preparation method thereof, and a secondary lithium battery. The cathode material is characterized in that a chemical formula of the cathode material is LiNiCoAlMO, where 0.95≤b≤1.10, 0≤x≤0.15, 0.01≤y≤0.1, 0
https://drivepatents.com/patents/1381746 · 30 Apr 2026
This disclosure provides systems, methods, and apparatus related to fluorinated lithium- and manganese-rich layered oxides. In one aspect, a method includes mixing metal precursors to form a first mixture. The metal precursors include a lithium precursor a...
https://drivepatents.com/patents/1395348 · 29 Apr 2026
The present disclosure provides a crucible assembly for producing a cathode active material. The crucible assembly includes a first crucible having an open top and an internal space and a second crucible disposed below the first crucible and having an inci...
https://drivepatents.com/patents/1396156 · 29 Apr 2026
The present invention relates to the field of lithium ion battery positive electrode materials, and discloses a positive electrode material, a preparation method therefor, a use thereof, and a lithium ion battery. The positive electrode material is formed ...
https://drivepatents.com/patents/1387089 · 22 Apr 2026
A positive electrode active material includes: a first positive electrode active material including a lithium nickel-manganese composite oxide having a nickel content of at least about 60 mol% based on a total metal excluding lithium and being in a form of...
https://drivepatents.com/patents/1387086 · 8 Apr 2026
A positive electrode active material including a first positive electrode active material including a lithium nickel-manganese-based composite oxide having a nickel content of greater than or equal to about 60 mol% based on about 100 mol% of a total metal ...
https://drivepatents.com/patents/1398373 · 25 Mar 2026
The present technology relates to a positive electrode active material for an all-solid-state battery, and the positive electrode active material is effective for enhancing lithium ion mobility, reducing a side reaction between the positive electrode activ...
https://drivepatents.com/patents/1379636 · 19 Mar 2026
A positive electrode active material includes a lithium transition metal oxide and the positive electrode active material comprises cavities in a region within a distance of 0.3R or more from a center of the particle when the distance from the center of th...
https://drivepatents.com/patents/1386772 · 11 Mar 2026
A positive electrode active material that can achieve high thermal stability at low cost is provided. [0002] Provided is, for example, a positive electrode active material for a lithium ion secondary battery, the positive electrode active material comprisi...
https://drivepatents.com/patents/1398843 · 11 Mar 2026
Provided is a method for preparing a layered positive electrode material, comprising the following steps: (1) mixing layered nickel cobalt manganese hydroxide with a lithium source, carrying out primary sintering in an oxygen atmosphere, pulverizing and si...