About 37 results
https://drivepatents.com/patents/1379445 · 12 Mar 2026
An electrode precursor composition for an alkali metal ion secondary cell is described. The composition includes a polymer-solvent gel matrix phase and a dispersed phase containing an electrochemically active material. The electrochemically active material...
https://drivepatents.com/patents/1379446 · 12 Mar 2026
A structure for electrochemical cells includes a conductive sheet, a layer of conductive nanomaterial, such as carbon nanotubes, on the sheet's surface, and a dry, ionically conductive adhesive, comprising a solid electrolyte interphase (SEI), binding the ...
https://drivepatents.com/patents/1379447 · 12 Mar 2026
A modified solid electrolyte, a preparation method thereof, a solid-state battery, and an electric apparatus are disclosed. Components of the modified solid electrolyte include a solid electrolyte substrate and a phase-transforming toughening agent dispers...
https://drivepatents.com/patents/1378555 · 12 Feb 2026
A rechargeable battery cell includes a composite separator having a substrate and an ion exchange material supported by the substrate. First and second electrode materials are separated from each other by the separator and an electrolyte contacts the first...
https://drivepatents.com/patents/1378431 · 5 Feb 2026
A battery cell includes a first electrode, a second electrode, and a separator that is disposed between the first and second electrodes. The first electrode has a first electrode coated active area and a first electrode tab disposed adjacent to and extendi...
https://drivepatents.com/patents/1378299 · 29 Jan 2026
Battery cells, vehicles with battery cells, and methods for forming battery cells are provided. A battery cell includes a cathode electrode comprising a cathode active material, wherein the cathode active material comprises lithium sulfide (LiS); an anode ...
https://drivepatents.com/patents/1378298 · 29 Jan 2026
An electrode is presented. The electrode has a current collector and a positive active material layer deposited on it. The electrode includes an electrolyte. The electrolyte composition includes 1M lithium hexafluorophosphate and 0.5 wt. % vinylene carbona...
https://drivepatents.com/patents/1372337 · 2 Jan 2025
Various examples disclosed relate to formation of phosphorous-rich solid electrolyte interphases in lithium metal batteries via phosphorous pentoxide additives. The present disclosure includes a battery cell including an anode comprising a lithium metal, a...
https://drivepatents.com/patents/1399073 · 23 Oct 2024
The present invention concerns a fire safety arrangement for a battery. More particularly, but not exclusively, this invention concerns a fire safety arrangement for a metal ion battery, for example a lithium ion battery cell.A metal ion battery cell compr...
https://drivepatents.com/patents/993366 · 30 Jan 2013
The invention relates to electrochemical devices comprising complexes of cobalt comprising at least one ligand with a 5- or six membered, N-containing heteroring. The complex are useful as p- and n- dopants, as over of electrochemical devices, in particula...