About 30 results
https://drivepatents.com/patents/1381353 · 23 Apr 2026
A method of recycling a waste battery cathode material comprising lithium and at least one of nickel, cobalt and/or manganese, the method comprising: heating the waste battery cathode material in a reducing atmosphere to form a heat-treated waste battery c...
https://drivepatents.com/patents/1399941 · 29 Oct 2025
Disclosed are a pre-lithiated lithium ion positive electrode material, a preparation method therefor and use thereof. The lithium ion positive electrode material has a chemical formula of Li2O/[A(3-x)Mex]1/3-LiAO2, wherein A comprises M, and wherein M is a...
https://drivepatents.com/patents/968821 · 15 Oct 2014
The subject of the present invention is to provide an active material for a nonaqueous electrolyte secondary battery which has a large discharge capacity and is excellent in high rate discharge performance. Provided are an active material for a nonaqueous ...
LAYERED LITHIUM NICKEL OXIDE, PROCESS FOR PRODUCING THE SAME AND LITHIUM SECONDARY CELL EMPLOYING IT
https://drivepatents.com/patents/968732 · 15 Oct 2014
Provided is a metal oxide for a cathode active material of a lithium secondary battery capable of having improved structural and thermal stability, high efficiency, high capacity, and excellent cycle property and life span property, the metal oxide represe...
https://drivepatents.com/patents/969300 · 1 Oct 2014
A LiCoO 2 film-forming precursor solution is a precursor solution used to form a LiCoO 2 film which is used as a positive electrode material of a thin film lithium secondary battery. In this LiCoO 2 film-forming precursor solution, an organic lithium compo...
https://drivepatents.com/patents/969267 · 1 Oct 2014
A method is described to prepare a cathode material for high energy density rechargeable lithium ion batteries based on H 2 V 3 O 8 with improved cycling stability by means of a surface modification produced at low temperature in aqueous media. The battery...
https://drivepatents.com/patents/970097 · 17 Sep 2014
An active material for a nonaqueous electrolyte secondary battery containing a lithium transition metal composite oxide having an α-NaFeO-type crystal structure and being represented by the compositional formula: LiMeOwherein Me is a transition metal elem...
https://drivepatents.com/patents/971782 · 6 Aug 2014
Disclosed are a precursor of a positive active material for a rechargeable lithium battery and a preparation method thereof, and a positive active material and a rechargeable lithium battery including the same, and specifically a precursor for a rechargeab...
https://drivepatents.com/patents/971691 · 6 Aug 2014
To provide a cathode active material for a lithium ion secondary battery excellent in the cycle characteristics and rate characteristics even when charging is conducted at a high voltage. A cathode active material for a lithium ion secondary battery, which...
https://drivepatents.com/patents/972900 · 9 Jul 2014
Provided are a positive electrode active material for nonaqueous secondary batteries, the material having a narrow particle-size distribution and a monodisperse property and being capable of increasing a battery capacity; an industrial production method th...