Patent application number | Description | Published |
20100129721 | Electrolyte formulations for wide temperature lithium ion batteries - A non-aqueous rechargeable electrochemical cell includes an electrolyte composition produced through the dissolution of a thermally stable lithium salt in a lactone solvent. The resulting cell has stable performance in a wide temperature range between −40° C. and 80° C. The resulting cell operates across this wide temperature range with a commercially acceptable capacity retention, power loss characteristics, and safety characteristics across this temperature range. | 05-27-2010 |
20100267984 | OXYFLUOROPHOSPHATE SYNTHESIS PROCESS AND COMPOUND THEREFROM - An electrolyte compound has the formula | 10-21-2010 |
20110207000 | Nitrile additive for non-aqueous electrolyte rechargeable electrochemical cells - An electrochemical system is provided by the present invention which includes a positive electrode; a negative electrode; an electrolyte containing a lithium salt dissolved in a non-aqueous solvent; and a nitrile component in the electrolyte. A preferred nitrile component is an aromatic nitrile. Also described is a process for inhibiting electrolyte decomposition wherein an initial cycle is performed on an inventive electrochemical system such that a solid-electrolyte interphase forms on the anode, inhibiting electrolyte decomposition. | 08-25-2011 |
20120088164 | Lithium Carbon Monofluoride-Oxygen Battery and Method of Using the Same - A lithium carbon monofluoride-oxygen battery is provided that includes a lithium metal-containing electroactive anode; an electroactive cathode formed of a carbon monofluoride compound; an electrolyte solution formed of an organic solvent and a lithium salt; a casing surrounding the anode, the cathode, and the electrolyte solution; and a port bored through the casing wherein the port selectively allows the flow of gas into the casing. In addition, a method of using an electrochemical battery is provided that includes providing a lithium carbon monofluoride-oxygen battery; closing the valve of the electrochemical battery to block the flow of gas into the battery; discharging the electrochemical battery after closing the valve of the battery; opening the valve of the electrochemical battery after discharging the electrochemical battery to expose the cathode to the flow of oxygen containing gas; and discharging the electrochemical battery after opening the valve of the electrochemical battery. | 04-12-2012 |
20120126182 | FLUORINATED CARBON COMPOSITE CATHODE FOR A HIGH-ENERGY LITHIUM BATTERY - A lithium/fluorinated carbon (Li/CF | 05-24-2012 |
20130011737 | PROCESS OF MAKING NEGATIVE ELECTRODE AND RECHARGEABLE LITHIUM BATTERY USING THE SAME - A process of electroless plating a tin or tin-alloy active material onto a metal substrate for the negative electrode of a rechargeable lithium battery comprising steps of (1) immersing the metal substrate in an aqueous plating solution containing metal ions to be plated, (2) plating tin or tin-alloy active material onto the metal substrate by contacting the metal substrate with a reducing metal by swiping one on the other, and (3) removing the plated metal substrate from the plating bath and rinsing with deionized water. A rechargeable lithium battery using tin or tin-alloy as the anode active material. | 01-10-2013 |
20130115529 | ELECTROLYTE FOR METAL/AIR BATTERY - A series of fluorinated compounds are disclosed that can be used as the co-solvent of non-aqueous electrolytes for metal/air battery cells. The inclusion of these compounds in electrolyte systems significantly increases the power capability and energy capacity of metal/air batteries by promoting dissolution and increasing solubility of oxygen in the non-aqueous electrolytes. | 05-09-2013 |
20130137001 | NON-AQUEOUS ELECTROLYTE SOLUTIONS AND LITHIUM/OXYGEN BATTERIES USING THE SAME - A lithium/oxygen battery includes a lithium anode, an air cathode, and a non-aqueous electrolyte soaked in a microporous separator membrane, wherein non-aqueous electrolyte comprises a lithium salt with a general molecular formula of LiBF | 05-30-2013 |
20130309572 | DUAL-LAYER STRUCTURED CATHOD AND ELECTROCHEMICAL CELL - The present invention relates to dual-layered structured sulfur cathodes comprising (a) an electroactive layer and (b) a non-electroactive conductive layer, wherein the non-electroactive conductive layer adsorbs soluble polysulfides and provides reaction sites for the reduction of polysulfides. The present invention also relates to method of making dual-layered structured sulfur cathodes and electrochemical cells. | 11-21-2013 |
20140248540 | PROCESS OF MAKING NEGATIVE ELECTRODE AND RECHARGEABLE LITHIUM BATTERY USING THE SAME - A process of electroless plating a tin or tin-alloy active material onto a metal substrate for the negative electrode of a rechargeable lithium battery comprising steps of (1) immersing the metal substrate in an aqueous plating solution containing metal ions to be plated, (2) plating tin or tin-alloy active material onto the metal substrate by contacting the metal substrate with a reducing metal by swiping one on the other, and (3) removing the plated metal substrate from the plating bath and rinsing with deionized water. A rechargeable lithium battery using tin or tin-alloy as the anode active material. | 09-04-2014 |