Abstract: Rechargeable electrochemical battery cells are disclosed. In particular, are disclosed discharge state assembled rechargeable electrochemical cells, which, when in discharged state, comprises an electrically conductive anodic current collector and a cathode that comprises metallic material as an active material.

Abstract: The present application relates to an electrochemical cell comprising a nitrile-based solvent based electrolyte, wherein the electrochemical cell includes an electrolyte salt that comprises NaClO4, and the electrolyte salt has a maximum electrolyte conductivity at a discharge state Molar concentration greater than 1.

Abstract: Components and structures for a rechargeable electrochemical cell and an electrochemical cell having an S02 solvent based electrolyte comprising any of said components and structures are provided. The cathode (2) may comprise one or more elemental transition metals and/or one or more partially oxidized transition metals. The S02 solvent based electrolyte (3) may comprise halide-containing salt additive as an SEI-forming additive. The anode current collector (5) may comprise a carbon coated metal, an alloy of two or more metals or a carbon coated alloy of two or more metals. The electrochemical cell may comprise excess non-dissolved/solid alkali halides. The components, structures and cell may bay used in a device.

Abstract: An electrochemical cell for a secondary battery, preferably for use in an electric vehicle, is provided. The cell includes a solid metallic anode, which is deposited over a suitable current collector substrate during the cell charging process. Several variations of compatible electrolyte are disclosed, along with suitable cathode materials for building the complete cell.

Abstract: Described is a process mixture for use in and/or for the manufacture of one or more dry films, an article for use in an electrochemical device, a method for making a dry film or an article for an electrochemical device. The dry films can be incorporated in an article. The article can be incorporated in an electrochemical device. The process mixture ingredients may comprise one or more reactive materials and/or reactive composites. The reactive composite may comprise one or more reactive materials and one or more matrix materials. The reactive composite or the process mixture may comprise one or more binders. The process mixture may be a dry blend or a paste. One or more binders may be fibrillizable and/or is fibrillized. The dry blend may be made from a paste. The article may comprise a dry film derived from a process mixture. The dry film may be an element of an anode and/or a cathode.

Abstract: An electrochemical cell for a secondary battery, preferably for use in an electric vehicle, is provided. The cell includes a solid metallic anode, which is deposited over a suitable current collector substrate during the cell charging process. Several variations of compatible electrolyte are disclosed, along with suitable cathode materials for building the complete cell.

Abstract: An electrochemical cell for an energy-dense rechargeable battery is provided. The cell includes a solid metallic sodium anode, which is deposited over a suitable current collector during the cell charging process. Several variations of compatible electrolytes are disclosed, along with novel cathode materials for building the complete high-energy battery cell.

Abstract: An electrochemical cell for a secondary battery, preferably for use in an electric vehicle, is provided. The cell includes a solid metallic anode, which is deposited over a suitable current collector substrate during the cell charging process. Several variations of compatible electrolyte are disclosed, along with suitable cathode materials for building the complete cell.