About 14 results
https://drivepatents.com/patents/1390800 · 9 Jun 2026
Described herein are electrochemically active-material structures comprising high-capacity materials. The mean largest cross-sectional dimension of these structures is kept below the pulverization threshold, which corresponds to the structures' composition...
https://drivepatents.com/patents/1382266 · 7 May 2026
A protective material for protecting a lithium metal sheet, in particular a lithium metal anode. The material comprises a metal fluoride such as AlFand a fluoro alkylene carbonate such as fluoro ethylene carbonate (FEC). A method for using the protective m...
https://drivepatents.com/patents/1382265 · 7 May 2026
This invention discloses a cathode film comprising: a graphite based processing aid, cathode active material, optionally a conductive carbon, and a fluoropolymer binder comprising PVDF and PTFE. The cathode film is free of residue solvent. The cathode film...
https://drivepatents.com/patents/1381427 · 23 Apr 2026
A method of fabricating a porous anode for a lithium-ion battery cell comprises forming an anode coating on a conductive substrate, where the anode coating comprises an anode material, a solvent, a dissolved lithium salt and a binder. The dissolved lithium...
https://drivepatents.com/patents/1380814 · 9 Apr 2026
Disclosed is a technology for reducing the resistance of a secondary battery including a sulfide solid electrolyte. The secondary battery of the present disclosure includes a first electrode, an electrolyte layer, and a second electrode, wherein at least o...
https://drivepatents.com/patents/1379722 · 19 Mar 2026
A method of manufacturing a battery cell includes forming an electrode and coating the electrode with an n-mer solution. The n-mer coated electrode is treated by heat, ultraviolet, or cross-linking agents to polymerize the n-mer and form an ion exchange ma...
https://drivepatents.com/patents/1379069 · 5 Mar 2026
A salt-philic solvent-phobic (SP2) polymer coating on a lithium anode, sodium anode, or a silicon anode selectively transports salt over solvent and is configured to promote salt-derived SEI formation on the anode. The SP2 coating can include a polymer bac...
https://drivepatents.com/patents/1378151 · 22 Jan 2026
A cathode electrode includes a cathode current collector and a cathode active material layer arranged on at least one side of the cathode current collector. The cathode active material layer includes cathode active material comprising a plurality of cores ...
https://drivepatents.com/patents/1377634 · 25 Dec 2025
A secondary battery includes a housing, and a cell assembly and an electrolyte that are disposed in the housing. The cell assembly includes a negative electrode plate, a separator, and a positive electrode plate that are sequentially stacked. The positive ...
https://drivepatents.com/patents/1372320 · 2 Jan 2025
Provided herein are composite materials for use in electrical energy storage systems (e.g., high-capacity batteries) and methods for preparing the same. The composite materials of the present disclosure include a plurality of covalently functionalized sili...