Patent application number | Description | Published |
20110136009 | RECHARGEABLE BATTERY USING AN AQUEOUS BINDER - A battery includes a positive electrode mix having a positive electrode active material, a water soluble binder including a poly (acrylonitrile-co-acrylamide) polymer and water, and a conductive additive. The battery also includes a negative electrode mix having a negative electrode active material, a water soluble binder including a poly (acrylonitrile-co-acrylamide) polymer and water, and a conductive additive or additives. The battery also includes an electrolyte. | 06-09-2011 |
20110141661 | LARGE FORMAT ULTRACAPACITORS AND METHOD OF ASSEMBLY - A capacitor includes a plurality of electrode substrates, with each of the plurality of electrode substrates having a coated portion and an uncoated portion. The coated portion is coated with a coating material that includes a high surface area activated carbon material, a water soluble binder selected from the group consisting of: poly vinyl alcohol, poly acrylic acid, polymethacrylic acid, polyethylene oxide, polyacrylamide, poly-N-isopropylearylamide, poly-N,N-dimethylacrylamide, polyethyleneimine, polyoxyethylene, polyvinylsulfonic acid, poly (2-methoxyethoxyethoxyethylene), butadiene-acrylonitrile, and combinations thereof, and a water soluble thickener. A separator is inserted between adjacent substrates of the plurality of electrode substrates. The capacitor further includes an electrolyte. A method of manufacturing the capacitor is also provided. | 06-16-2011 |
20110143206 | ELECTRODE FOR RECHARGEABLE BATTERIES USING AQUEOUS BINDER SOLUTION FOR LI-ION BATTERIES - An electrode mix includes an active material, a water soluble binder, a water soluble thickener, and a sufficient amount of a material selected from the group consisting of ZnO, In | 06-16-2011 |
20110168956 | WATER SOLUBLE POLYMER BINDER FOR LITHIUM ION BATTERY - An electrode for a rechargeable lithium ion battery includes an electro-active material, a (polystyrenebutadiene rubber)-poly (acrylonitrile-co-acrylamide) polymer, and a conductive additive. A battery using the inventive electrode is also disclosed. | 07-14-2011 |
20110189507 | EXTENDED ENERGY STORAGE UNIT - An integrated energy storage unit includes a container and a battery housed within the container. The battery includes a positive battery terminal, a negative battery terminal, and a battery electrolyte. A capacitor is housed within the container, separate from the battery. The capacitor includes a positive capacitor terminal, a negative capacitor terminal, and a capacitor electrolyte. A plurality of connectors electrically couple the battery and the capacitor in parallel. A positive lead is electrically coupled to the positive battery terminal and the positive capacitor terminal. The positive lead extends from the container. A negative lead is electrically coupled to the negative battery terminal and the negative capacitor terminal. The negative lead extends from the container. | 08-04-2011 |
20110189533 | INTEGRATED ENERGY STORAGE UNIT - An integrated energy storage unit includes a container and a battery housed within the container. The battery includes a positive battery terminal, a negative battery terminal, and a battery electrolyte. A capacitor is housed within the container, separate from the battery. The capacitor includes a positive capacitor terminal, a negative capacitor terminal, and a capacitor electrolyte. A plurality of connectors electrically couple the battery and the capacitor in parallel. A positive lead is electrically coupled to the positive battery terminal and the positive capacitor terminal. The positive lead extends from the container. A negative lead is electrically coupled to the negative battery terminal and the negative capacitor terminal. The negative lead extends from the container. | 08-04-2011 |
20120058400 | RECHARGEABLE BATTERY USING AN AQUEOUS BINDER - A battery includes a positive electrode mix having a positive electrode active material, a water soluble binder including a poly(acrylonitrile-co-acrylamide) polymer and water, and a conductive additive. The battery also includes a negative electrode mix having a negative electrode active material, a water soluble binder including a poly(acrylonitrile-co-acrylamide) polymer and water, and a conductive additive or additives. The battery also includes an electrolyte. | 03-08-2012 |
20120064229 | POLYMER ACIDS AS BINDER AND PH REDUCING AGENT FOR AQUEOUS LITHIUM-ION CELLS - A positive electrode for an electrochemical cell. The positive electrode includes a current collector that is coated with a slurry comprising a positive active material, a water-soluble polymer which acts as a binder and pH adjuster, a conductive additive and water. The positive active slurry was then coated on to the current collector and dried. | 03-15-2012 |
20120064407 | POLYMER ACIDS AS PH-REDUCING BINDER OR AGENT FOR AQUEOUS LITHIUM-ION BATTERIES - A positive electrode includes positive active material, conductive additive, water soluble polymer, water coated on the current collector. The slurry includes an active material, a water soluble binder, water, and a carboxylic acid-containing polymer sufficient to reduce the pH of the liquid slurry to a level below about 11.8. A method of forming an electrode is also disclosed. | 03-15-2012 |
20120225199 | CURRENT COLLECTOR COATING FOR LI-ION BATTERY CELLS USING AQUEOUS BINDER - A coating for a current collector for a rechargeable electrochemical cell comprising a water-soluble polymeric material that provides suitable binding and coating characteristics without the need for a thickening agent or any external reagent to control the viscosity of the electrode active mix. Multiple water-based polymeric materials are disclosed. Also disclosed is an electrode active mix that is devoid of any thickening agent or any external reagent to control the viscosity of the electrode active mix. | 09-06-2012 |
20120301750 | EXTENDED ENERGY STORAGE UNIT - An integrated energy storage unit includes a container and a battery housed within the container. The battery includes a positive battery terminal, a negative battery terminal, and a battery electrolyte. A capacitor is housed within the container, separate from the battery. The capacitor includes a positive capacitor terminal, a negative capacitor terminal, and a capacitor electrolyte. A plurality of connectors electrically couple the battery and the capacitor in parallel A positive lead is electrically coupled to the positive battery terminal and the positive capacitor terminal. The positive lead extends from the container. A negative lead is electrically coupled to the negative battery terminal mi{acute over (α)} the negative capacitor terminal. The negative lead extends from the container. | 11-29-2012 |