Chemistry: electrical current producing apparatus, product, and process inventions 05/06

20060110630 - Battery with integrated screwdriver: The invention, among other things, relates to a battery that comprises a body, the body including at least a positive terminal and a negative terminal. At least one of the positive terminal and the negative terminal carries a tool, which can be a screwdriver tip. The tool can be, for...

20060110631 - Catalyst ink, process for making catalyst ink and for preparing catalyst coated membranes: The invention relates to catalyst inks used in the formation of catalyst coated membranes used in fuel cells....

20060110633 - Fuel electrode material, a fuel electrode, and a solid oxide fuel cell: A material for a fuel electrode of a solid oxide fuel cell with which volume change of the fuel electrode can be reduced as compared to the conventional one even if the fuel electrode is exposed to an oxidation-reduction cycle, a fuel electrode for a solid oxide fuel cell prepared...

20060110632 - Method for preparing metal catalyst and electrode: A method for preparing a metal catalyst includes a proton conductive material coating layer formed on the surface of a conductive material. Also, an electrode may be prepared using the metal catalyst. The method for preparing the metal catalyst comprises mixing the conductive catalyst material, the proton conductive material, and...

20060110635 - Fuel cell system, gas replacement method for fuel cell system, and device for fuel cell system: A fuel cell system is provided which includes a fuel supply part for fuel gas and a fuel flow path having a purge valve for gas discharge, wherein the fuel supply part is provided at a position upstream from a position of the purge valve in a gravity direction of...

20060110634 - Method and apparatus for preventing condensation in cathode exhaust conduit of fuel cell: A method and apparatus for preventing or at least reducing condensation in a cathode exhaust conduit of a fuel cell is disclosed. The method includes introducing air into the fuel cell through an air intake conduit, removing an exhaust stream from the fuel cell through the cathode exhaust conduit and...

20060110636 - Methods of operating fuel cells: A fuel cell is disclosed which is formed on a semiconductor wafer by etching channel in the wafer and forming electronics on the substrate electronically coupled to the fuel cell that controls generation of power by the fuel cell through electrical communication with the fuel cell. A hydrogen fuel is...

20060110637 - Fuel cell system using emulsified fuel: The present invention includes a fuel cell system and a method to operate a fuel cell. The fuel cell system includes a source of a fuel and water emulsion, receiving the emulsion and a reformer for receiving the emulsion and producing hydrogen, a hydrogen-oxygen fuel cell connected to the reformer...

20060110638 - Electrochromic compounds: The invention concerns electrochromic compounds of the general formula I. These compounds may be used in electrochromic devices, especially electrochromic devices comprising nanostructured films....

20060110639 - Fuel cell with a regulated output: The invention relates to a fuel cell system comprising at least one fuel cell (4), an electric intermediate accumulator (7), which is connected to common supply terminals (8) for an electric consumer (9), at least one sensor (10) for detecting an operating parameter of the fuel cell(s), a switch (6)...

20060110640 - Operation control of fuel cell system: In a fuel cell system of the invention, a pressure regulator is provided in the pathway of a hydrogen supply conduit that connects a hydrogen tank to a fuel cell stack. An anode off gas discharged from the fuel cell stack is recirculated through a recirculation pipe into the hydrogen...

20060110642 - Fuel cell stack: A fuel cell stack includes a stack body formed by stacking a plurality of power generation cells in a stacking direction. At opposite ends of the stack body in the stacking direction, end power generation cells are provided. An end coolant flow field is formed on a separator of the...

20060110641 - Purging water with reactant air pump powered by operational fuel cell system during shutdown: The air blower (18) of a fuel cell power plant (9) is used to force water out of the coolant flow fields (27) of a fuel cell stack (10), a coolant pump (35) and a heat exchanger (40) through a valve (46) which is closed during normal operation. The water...

20060110643 - Fuel cell and cell fastening pins: A fuel cell has a unit cell in which a membrane electrode assembly, in which a pair of electrodes are provided on either side of an electrolyte membrane, is provided between a first separator and a second separator. Pin insertion holes are respectively provided in a plurality of portions in...

20060110644 - Membrane treatment method: A method of enhancing electrical performance of a membrane for a fuel cell is disclosed. The method includes providing a perfluorosulfonic acid (PFSA) ionomer in an aqueous hydroxylated hydrocarbon aqueous solution. The PFSA dispersion or solution has an acid number the same or higher than an acid number of the...

20060110645 - Polymer electrolyte membrane for fuel cell and fuel cell system comprising same: The polymer electrolyte membrane according to the present invention includes a proton-conducting polymer including metal ions bound to polyalkylene oxide. The polymer electrolyte membrane can save manufacturing cost of a fuel cell and improve proton conductivity and mechanical strength....

20060110646 - Fuel cell and fuel cell stack: In a solid polymer electrolyte membrane type fuel cell of the invention, where a pair of electrodes are provided on opposite sides of a solid polymer electrolyte membrane, and the outside thereof is clamped by a pair of separators, and nonconductive picture frame-shaped members 61 are arranged at the outer...

20060110649 - Fuel cell stack: A fuel cell stack includes a stack body formed by stacking a plurality of power generation cells in a stacking direction. At one end of the stack body, first and second dummy cells are provided. At the other of the stack body, third and fourth dummy cells are provided. Each...

20060110650 - Fuel cell stack: A fuel cell stack includes a stack body, an end separator, a terminal plate, an insulating plate, and an end plate provided at one end of the stack body in a stacking direction. The insulating plate has a recess for accommodating the terminal plate. Further, the insulating plate has a...

20060110648 - Separator for fuel cell system, and method for preparing the same: A metal separator for a fuel cell of the present invention includes a metal substrate having a reactant flow pathway, and a metal nitride coating layer. The metal nitride coating layer covers the surface of the metal substrate on which a reactant flow pathway is formed and slurry-coated. A metal...

20060110647 - Solid oxide fuel cell with external manifolds: A solid oxide fuel cell stack may include repeating fuel cell units each having a planar fuel cell, an interconnect, a cathode contact layer disposed between sealing strips, and an anode contact layer disposed between sealing strips. The sealing strips have end extensions which overlap with corner extensions on the...

20060110651 - Fuel cell: A power generation cell includes a membrane electrode assembly, and a cathode side metal separator and an anode side metal separator sandwiching the membrane electrode assembly. A seal member covers inner surfaces of inlet through holes. The seal member includes a plurality of flow grooves and a plurality of receivers....

20060110653 - Alcohol-air fuel cell: The invention relates to the field of fuel cells, in particular to alcohol-air fuel cells (AAFC) and may be used during the production of generators on the base of these AAFC. In accordance with the invention AAFC comprises an anode chamber with liquid catalytically active anode, an air chamber with...

20060110652 - Fuel cell-use catalyst electrode and fuel cell having this catalyst electrode, and production methods therefor: The present invention provides a catalyst electrode and a manufacturing method of the same. When the catalyst electrode is used for a fuel cell, it is capable of suppressing an air, which is a by-product generated at a fuel electrode on a surface of the electrode, and quickly removing the...

20060110654 - Electrolyte matrix, particularly for a molten carbonate fuel cell, and method for the production thereof: Disclosed are an electrolyte matrix, particularly for a molten carbonate fuel cell, comprising a matrix material which contains one or several lithium compounds, aluminum oxide, and a carbide, and a method for the production thereof. The inventive matrix material contains a combination of lithium carbonate, aluminum oxide, and titanium carbide....

20060110655 - Dual-voltage vehicle electric system: The present invention discloses a dual-voltage vehicle electric system in which a dual-battery vehicle electric system is integrated. In this dual-voltage vehicle electric system, two conventional vehicle batteries are used and are generally operated while connected in series. The series circuit provides the supply voltage for the vehicle electric system...

20060110656 - Battery cooling system: A cordless power tool has a housing which includes a mechanism to couple with a removable battery pack. The battery pack includes one or more battery cells as well as a vent system in the battery pack housing which enables fluid to move through the housing. A mechanism is associated...

20060110657 - Battery assembly for use in an uninterruptible power supply system and method: A battery includes a housing and at least one exposed terminal. A thermally conductive mechanism is positioned outside the housing but in close proximity to the terminal, defining a thermally conductive path from the terminal to a point further from the terminal. The mechanism can use thermally conductive brackets that...

20060110658 - Winding assembly type lithium ion secondary power batteries: A type of winding assembly type lithium ion secondary power battery includes: winding assembly type electrode cores wound with positive electrodes, negative electrodes and a separation membrane, electrolyte, and a battery shell. Its characteristics are: the interior of the battery shell carries at least one electrode units formed by electrode...

20060110659 - Electrode material, method of manufacturing the electrode material, electrode, and nonaqueous electrolyte battery: An electrode material includes an alloy having a Gd3Ni8Sn16 type crystal structure....

20060110660 - Lithium secondary battery and method of manufacturing the same: A lithium secondary battery employing as its negative electrode active material a material that increases in volume by alloying with lithium during charge achieves high discharge capacity and good cycle performance. The lithium secondary battery includes a negative electrode having a negative electrode active material (2) and a negative electrode...

20060110662 - Anode and battery: An anode capable of improving cycle characteristics and a battery using it are provided. An anode active material layer containing Si is provided on an anode current collector. The anode current collector is roughened by providing a projection on a base material with a ten point height of roughness profile...

20060110661 - Anode for lithium metal polymer secondary battery comprising surface patterned anodic current collector and method of preparing the same: There are provided an anode for a lithium metal polymer secondary battery comprising an anodic current collector having a surface on which a plurality of recesses having a predetermined shape are formed and a method of preparing the same. The plurality of recesses are formed on a surface of the...

20060105206 - Fuel cell power supply: A fuel cell power supply has a fuel cell and a capacitor which are connected parallel to each other, and controls the amount of a reacting gas supplied to the fuel gas based on a target supply current. A capacitor open voltage calculator calculates an open voltage (Vcap_O) of the...

20060105207 - Recuperated atmospheric sofc/gas turbine hybrid cycle: A method of operating an atmospheric-pressure solid oxide fuel cell generator (6) in combination with a gas turbine comprising a compressor (1) and expander (2) where an inlet oxidant (20) is passed through the compressor (1) and exits as a first stream (60) and a second stream (62) the first...

20060105208 - Fuel cell unit: A fuel cell unit includes a second flow path, which branches from the first flow path and flows the fuel solution sent out from the mixing tank back to the mixing tank. A sensor detects a concentration of the fuel solution in the second flow path. A controller changes flow...

20060105210 - Direct methanol feed fuel cell and system: Improvements to non-acid methanol fuel cells include new formulations for materials. The platinum and ruthenium are more exactly mixed together. Different materials are substituted for these materials. The backing material for the fuel cell electrode is specially treated to improve its characteristics. A special sputtered electrode is formed which is...

20060105209 - System and method for drying a fuel cell stack at system shutdown: A system and method for drying a fuel cell stack after stack shutdown. In one embodiment, a cooling fluid is pumped through the fuel cell stack after the system is shutdown to use the heat still available in the cooling fluid immediately after shutdown to provide thermal equilibrium in the...

20060105211 - Fuel cell system: Membrane degradation in PEM fuel cells can be explained as follows. Hydrogen peroxide (H2O2) formed around cathodes and anodes catalytically reacts with Fenton's reagents to produce radicals. Such radicals attack the membrane and initiate oxidative decomposition. Only trace quantities of Fenton's reagent are necessary to lead to the production of...

20060105212 - Fuel cell system: A fuel cell system including: at least one electricity generator for generating electric energy through a reaction between fuel and oxygen and for discharging the remaining fuel; a fuel supply unit for supplying a predetermined amount of fuel to the electricity generator; an oxygen supply unit for supplying oxygen to...

20060105213 - Separator, fuel cell device, and temperature control method for fuel cell device: Separator, fuel cell device and temperature control method for fuel cell device are provided. The sectional areas S1 to S4 of thermal radiation fins are determined by the magnitude of the widths w1 to w4, since the thermal radiation fins have the same thickness t. The thermal radiation fins are...

20060105215 - Novel membrane and membrane electrode assemblies: An ion exchange membrane for use in an electrochemical cell is described. The ion exchange membrane includes: (i) a first layer capable of conducting ions when placed between two electrodes of the electrochemical cell; and (ii) a second layer disposed around at least a portion of the first layer, wherein...

20060105214 - Preconditioning fuel cell membrane electrode assemblies: A method is presented for preconditioning fuel cell membrane electrode assemblies for use in fuel cell systems which includes exposure to saturated steam at superatmospheric pressures, typically for at least 10 minutes and more typically at least 25 minutes. Typically, the preconditioning method according to the present invention results in...

20060105216 - Polymer electrolyte membrane having improved oxidation resistance: The improved electrolyte membrane which is produced by grafting a styrenic monomer and bis(vinylphenyl)ethane as monomers to a polymer substrate and then introducing sulfonic acid groups into the graft side chains formed has improved oxidation resistance and good adhesion to electrodes. The polymer substrate is preferably made of a fluorocarbon...

20060105217 - Solid polymer electrolyte membrane, method for manufacturing the same, and fuel cell using the solid polymer electrolyte membrane: A solid polymer electrolyte membrane that exhibits stable energy generation performance for a long period of time at an operation temperature of about 100° C. to about 300° C. in an unhumidified condition or a relative humidity of about 50%. A method for manufacturing the solid polymer electrolyte membrane and...

20060105220 - Bipolar fuel cell board: The present invention is related to a bipolar fuel cell board, which integrates electronic devices into the single plate of bipolar fuel cell board. Bipolar fuel cell board comprises anode current collection board, cathode current collection board at least one or above one membrane electrode assembly. The membrane electrode assemblies...

20060105219 - Fuel cell component storage or shipment: An article is provided comprising: a) a fuel cell stack comprising at least one port, and b) a humidifying element in communication with the port. The humidifying element may be comprised in a humidifying device, which may form a seal with the port. In another aspect, an article is provided...

20060105218 - Stainless steel for solid polymer fuel cell separator and solid polymer typefuel cell using the stainless steel: Provided are a stainless steel for a proton-exchange membrane fuel cell separator having high durability and a low contact resistance (i.e., high electrical conductivity) and a proton-exchange membrane fuel cell using the same. More specifically, a stainless steel for a proton-exchange membrane fuel cell separator has a composition comprising 0.03%...

20060105221 - Fuel cell arrangement: The present invention relates to a fuel cell arrangement, containing at least one bipolar plate layer (1) and an bonding partner—preferably an membrane electrode assembly (MEA) (5), wherein the bonding partner is bonded onto the bipolar plate layer (1) with a pressure-sensitive adhesive or a physically bonding adhesive, which are...

20060105223 - Bipolar plate and direct liquid feed fuel cell stack: A bipolar plate for fuel cells includes a plurality of flow paths in which fuel flows. The flow paths include a first flow path formed by a plurality of flow channels and a second flow path formed by a plurality of islands. A direct liquid fuel cell stack comprises the...

20060105224 - Fuel cell system and method for operating a fuel cell system: A fuel cell system has a fuel cell stack composed of a plurality of fuel cells with a cathode side having a cathode inlet and a cathode outlet and an anode side having an anode inlet and an anode outlet. It is possible for a hydrogen-containing medium to be fed...

20060105222 - Hydrophilic surface modification of bipolar plate: A bipolar plate having hydrophilic surfaces is disclosed. The bipolar plate includes multiple surfaces including channels having channel surfaces. A hydrophilic coating is provided on the surfaces to enhance the water management capabilties of a fuel cell....

20060105225 - Membrane-electrode assembly for fuel cell and fuel cell system comprising same: A membrane-electrode assembly for a fuel cell of the present invention includes an anode and a cathode facing each other, and a polymer electrolyte membrane interposed therebetween. At least one of the anode and the cathode includes a catalyst layer and an electrode substrate. The catalyst layer includes a catalyst...

20060105226 - Metal catalyst and fuel cell with electrode including the same: A metal catalyst includes a conductive catalyst material and a proton conductive material coating formed on the surface of the conductive catalyst material. A fuel cell includes an electrode comprising the catalyst. The metal catalyst includes conductive catalyst particles uniformly coated with a proton conductive material to easily form and...

20060105227 - Electrode for fuel cell, and membrane-electrode assembly and fuel cell system comprising the same: The electrode for a fuel cell of the present invention includes a catalyst layer and an electrode substrate supporting the catalyst layer, where the electrode substrate includes a hydrophilic region and a hydrophobic region separated from each other. The hydrophilic region and the hydrophobic region that are separated from each...

20060105228 - Lithium secondary battery and a cap assembly therefor: A cap assembly and a lithium secondary battery with the same, in which a shape of a safety vent of a cap plate is such that the safety vent is easily fracturable under low pressure even if the safety vent has a relatively large thickness, thereby improving reliability and safety...

20060105229 - Type of explosion preventive battery: The present invention relates to batteries having explosion preventive safety features, comprising a rectangular shell having an open end, and an electrode core in the shell, and the open end of the shell sealed by a battery cover. An explosion-preventive groove is located on a large rectangular surface of the...

20060105230 - Automated battery watering control system: The invention is an automated single point battery watering system which has a battery watering control system comprising a fluid reservoir, a fluid delivery header for delivering fluid from the reservoir to the cells of at least one battery, a flow controller in communication with the fluid delivery header for...

20060105231 - Electrochemical cells formed on pleated substrates: A sheet of substrate material is corrugated. First and second troughs are defined on opposed faces of the substrate material. Ion-conducting regions are located in a common wall of the first and second troughs. In the ion-conducting regions ions can pass through the substrate material between the first and second...

20060105232 - Membrane-electrode assembly for polymer electrolyte fuel cell, and process for its production: A process for producing a membrane-electrode assembly for a polymer electrolyte fuel cell comprising an anode and a cathode each having a catalyst layer, and an ion exchange membrane disposed between them, characterized in that a step of producing at least one of the catalyst layers of the anode and...

20060105233 - Battery: A battery is provided. The battery includes positive electrode in which a positive electrode active substance layer is formed on a positive electrode collector made of a strip-shaped metal foil; a negative electrode made of metal lithium or a metal lithium alloy; and a separator. In the positive electrode, the...

20060105235 - Electrochemical energy source integrally formed in a non-conductive casing and method of manufacturing such an electrochemical energy source: The invention relates to an electrochemical energy source integrally formed in a non-conductive casing, comprising: a first current collector embedded in said casing and further coupled to an anode, a second current collector embedded in said casing and coupled to a cathode, and an electrolyte and a separator between said...

20060105236 - Lithium ion secondary batteries: The present invention relates to lithium ion secondary batteries that have an enclosure with an electrode core compartment for holding the electrode core and a separate protection circuit compartment for holding the protection circuits, and terminal leads connecting the electrodes in the electrode core with the circuits in the protection...

20060105234 - Surface treated steel plate for battery cases and battery case using same: A surface treated steep plate excellent in battery performance and a battery case comprising the same are disclosed. The battery case is produced by forming a surface treated steel sheet having an indium layer on the outermost side to serve as the inner surface of a battery case of a...

20060105237 - Lithium polymer battery with reinforcement layer and its manufacturing method: A lithium polymer battery including an electrode assembly having a positive electrode plate, a separator and a negative electrode plate, a pouch type casing in which the electrode assembly is sealingly received, and a reinforcement layer formed over a surface of the casing. Positive and negative electrode tabs are connected...

20060105238 - Secondary battery: A secondary battery includes an electrode assembly having first and second electrode plates and a separator interposed between them, a metallic case adapted to contain the electrode assembly, the case provided with an insulation layer, and a cap assembly adapted to complete the case. The insulation layer helps prevent a...

20060105239 - Lithium transition metal oxide with gradient of metal composition: Disclosed are primary materials, precursor materials and final materials as well as methods to prepare these materials. The final materials are mixed lithium transition metal oxides, useful as performance optimized cathode materials for rechargeable lithium batteries. The transition metal is a solid solution mixture of manganese, nickel and cobalt, M=(Mn1-uNiu)1-u-yCoy,...

20060105240 - Non-aqueous electrolyte secondary battery: A non-aqueous electrolyte secondary battery including a positive electrode containing a positive active material, a negative electrode containing a negative active material and a non-aqueous electrolyte, characterized in that lithium transition metal complex oxide A formed by allowing LiCoO2 to contain at least both of Zr and Mg and lithium...

20060105241 - Nonaqueous electrolyte secondary battery: A nonaqueous electrolyte secondary battery comprising a positive electrode containing a positive active material, a negative electrode containing a negative active material and a nonaqueous electrolyte, wherein a lithium transition metal complex oxide A formed by allowing LiCoO2 to contain at least both of Zr and Mg and a lithium...

20060105242 - Negative electrode for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery comprising the same: A negative electrode containing an alloying material and a graphite material for providing a non-aqueous electrolyte secondary battery with a high capacity and excellent cycle characteristics. The negative electrode includes graphite and an alloying material capable of electrochemically absorbing and desorbing Li. The alloying material includes an A phase composed...

20060105243 - Composite current collector: A current collector effective for reductions in weight and thickness. The current collector produced by forming a conductive layer having a surface electric resistance not higher than 1.3 Ω/cm on the surface of a resin film and then forming an electrolytic plating layer having a thickness of at least 0.3...

20060105244 - Lithium based electrochemical devices having a ceramic separator glued therein by an ion conductive adhesive: Lithium based electrochemical devices which contain at least two porous electrodes, which include expanded metal microgrids coated with active materials, with a porous ceramic separator therebetween in adherent contact with one electrode, and an ionically conductive organic adhesive on said separator in adherent contact with said second electrode. A non-aqueous...

20060105245 - Secondary battery and method for producing the same: In a secondary battery including a positive electrode, a negative electrode and a porous film bonded to the surface of at least one of the positive electrode and the negative electrode, the porous film includes ceramic particles and a binder, and the ceramic particles include polycrystalline particles obtained by mechanically...

20060105246 - Electrolyte for lithium battery and lithium battery comprising same: Ra to Rd are the same or different from each other and selected from H, a halogen, an alkoxy group having a carbon number of less than or equal to 8, and an unsaturated or saturated alkyl group having a carbon number of less than or equal to 8, or...

20060099463 - Direct current/direct current converter for a fuel cell system: Fuel cell systems and control methods including a fuel cell and a second energy source, such as a battery that is adapted to supplement the fuel cell. In addition, the fuel cell system utilizes a single bipolar switching module, such as an IGBT six pack module that is configured to...

20060099464 - Fuel and air flow control in a multi-stack fuel cell power plant: A fuel cell power plant includes a plurality of fuel cell stacks which are operatively associated with each other so that both the air stream and fuel stream for the stacks are shared by each of the stacks in the power plant. The air and fuel streams are fed into...

20060099465 - Method and device for limiting crossover in fuel cell systems: A method of and fuel cell system for limiting an amount of a fuel crossing over a membrane in a fuel cell, the method including determining an appropriate molecular ratio of the fuel and water for a fuel-water mixture 503; and controlling an amount of the fuel-water mixture that is...

20060099466 - Fuel cell system and method of discharging a reaction gas from the fuel cell system: A fuel cell system enables time required for purging to be reduced without a major increase in discharge gas concentration at a time of purging. It comprises a fuel cell; a fuel gas supply path for supplying the fuel gas to an anode; an oxidizing gas supply path for supplying...

20060099467 - Integrated high temperature pem fuel cell system: A fuel cell system includes a fuel cell stack that includes PEM fuel cells. Each fuel cell has an operating temperature of at least 120° C. The fuel cell stack has a cathode inlet to receive a flow of ambient air and a cathode outlet to provide a cathode exhaust...

20060099468 - Electronic device and electronic device operating control method: The present invention relates to an electronic device and an electronic device operating control method in which the state of the fuel cell can be accurately determined. In cases where the voltage generated by the fuel cell 12 acquired from the voltage detection part 14 is greater than a specified...

20060099469 - Control apparatus to improve start-up time in a pem fuel cell power module: A fuel cell system that uses compressed and heated cathode input air to heat the fuel cell stack at system start-up. The system includes a heat exchanger that uses the system cooling fluid to cool the compressed and heated cathode input air before it is sent to the fuel cell...

20060099470 - Passive restriction pathways in fuel cell water drainage: A passive restriction passageway (for example, a passive capillary valve or a restricting orifice) positioned to drain accumulated liquid from a fuel cell reactant flow channel is used in conjunction with a control element for periodically adjusting the pressure across the passageway. The control element intermittently adjusts pressure across the...

20060099471 - Fuel cell system: A fuel cell system includes a fuel cell, a fluid passage for warming, a gas-liquid separator, a supply passage and a recirculating module. The fuel cell generates power with supply of a reaction gas. The gas-liquid separator separates moisture contained in an anode exhaust gas which is discharged from the...

20060099472 - System and method for recharging a metal-air converter used for vehicle propulsion: A power supply system for powering an electric motor (16) in an electric vehicle includes a metal-air converter (12) connected to the motor (16) for driving the motor (16) and a generator (10) connected to the metal-air converter (12) for recharging the metal-air converter (12). The generator (10) may also...

20060099473 - Solid oxide fuel cell: A solid oxide fuel cell (10) comprises an anode electrode (12), a cathode electrode (14) and an electrolyte (16) between the anode electrode (12) and the cathode electrode (14). A gaseous fuel is supplied to an anode chamber (18) partially defined by the anode electrode (12) and a gaseous oxidant...

20060099476 - Electrolyte material for polymer electrolyte fuel cells, electrolyte membrane and membrane-electrode assembly: To present an electrolyte material having a high softening temperature, which is useful for obtaining a polymer electrolyte fuel cell which can be operated at a high temperature and whereby a high output power can be obtained with little catalyst poisoning. An electrolyte material for polymer electrolyte fuel cells, which...

20060099474 - Proton conductor, single ion conductor, process for the production of them, and electrochemical capacitors: A proton conductor or a single ion conductor having high conductivity and a broad operation temperature range, manufacturing methods thereof and an electrochemical capacitor using it are provided. A compound having a structural part of Chemical formula 1 and a compound having a structure of Chemical formula 2 are included....

20060099475 - Solid polymer electrolyte membrane electrode assembly and solid polymer electrolyte fuel cell using same: A solid polymer electrolyte membrane electrode assembly (cell) comprising a fuel electrode membrane disposed on one surface of a solid polymer electrolyte membrane, and an oxidant electrode membrane disposed on the other surface of the solid polymer electrolyte membrane, and wherein ions of at least one metal of Ce, Tl,...

20060099477 - Fuel cell system: For operation, PEMFCs require among other things a compressor for the cathode air, and a system for removing the water which is generated on the cathode side as a result of the electrochemical reaction. According to an embodiment of the present invention the removal of water is supported in that...

20060099478 - Line system for fluids and gases in a fuel cell: An element of a line system of a fuel cell, in which the part which is in contact with the medium being conveyed comprises a polyamide molding composition and, in addition, at least one further layer selected from among: a) a layer II of a further polyamide molding composition; b)...

20060099479 - Electrochemical cell bipolar plate with sealing feature: A bipolar plate for an electrochemical cell having a first side with a first fluid flow region bordered by a first sealing region, and a second side with a second fluid flow region bordered by a second sealing region is disclosed. The first and second sealing regions each include a...

20060099480 - Electrochemical cell bipolar plate with sealing feature: A bipolar plate for an electrochemical cell having a first side, a second side, and a sealing region is disclosed. The first side has a first fluid flow region bordered by a first sealing region, and the second side has a second fluid flow region bordered by a second sealing...

20060099481 - Electroconductive polymer coating on electroconductive elements in a fuel cell: A bipolar plate for use in a proton exchange membrane fuel cell having an electrically conductive polymer coated on at least one region of a surface of the plate in contact with a flow field. The coated region is hydrophobic or hydrophilic as compared to an uncoated region of the...

20060099483 - Catalyst for a fuel cell, a method of preparing the same, and a fuel cell system comprising the same: The catalyst for a fuel cell of the present invention includes a compound including at least one element selected from the group consisting of silicon, aluminum, and titanium, and a catalytic metal....

20060099482 - Fuel cell electrode: A fuel cell (1) having an electrode comprising an electrocatalyst (32) on a support, wherein the support is a mesh (30) of conductive material such as a metal, metal alloy and metal composite (e.g. titanium or titanium alloy), is disclosed, as well as a method of operating such a fuel...

20060099484 - Fuel cell for portable radio-electronic equipment: The invention relates to the field of alcohol-air fuel cells (FC) designed for use in portable radio-electronic equipment, such as cellular phones, notebooks, etc. In accordance with the invention a fuel cell FC comprises a housing with arranged therein a liquid catalytically active anode, an air catalytically active hydrophobic gas-diffusion...

20060099485 - Electrode for fuel cell, fuel cell including the electrode and process for producing the same: An electrode for fuel cell, such as electrode for solid polymer fuel cell, having three-phase interfaces arranged therein in an efficient fashion so as to exhibit enhanced fuel cell characteristics. In particular, an electrode for fuel cell comprising a porous electro-conductive material carrying a catalyst and, arranged on the surface,...

20060099489 - Fuel cell electrode and membrane-electrode assembly and fuel cell system: A fuel cell electrode includes a catalyst layer and an electrode substrate supporting the catalyst layer and including a conductive substrate. The catalyst layer includes a first catalyst supported on a carbon supporter and a second catalyst supported on an inorganic oxide supporter. The first catalyst includes an alloy of...

20060099488 - Fuel cell, membrane electrode assembly, catalyst used therefor, and method of producing catalyst: A fuel cell includes a fuel electrode, an oxygen electrode, and a polymer electrolyte membrane placed between the fuel electrode and the oxygen electrode. The fuel electrode and/or the oxygen electrode include a catalyst composed of a particle containing at least Pt and P and a carbon support....

20060099487 - Membrane electrode assembly of solid polymer electrolyte fuel cell: A membrane electrode assembly for solid polymer electrolyte fuel cell includes an anode electrode, a cathode electrode, and a polymer electrolyte membrane sandwiched by these electrodes, the catalyst layer of cathode electrode contains a Pt—Co catalyst that is Pt—Co alloys supported by an electrical conductive material, and crystalline carbon fibers,...

20060099486 - Split architectures for mea durability: A membrane electrode assembly including an ionically conductive member, an electrode, and an electrically conductive member including an active layer, wherein the electrode is a smooth, continuous layer that completely covers and supports the ionically conductive member. The electrode and active layer further include a first and second catalyst content,...

20060099490 - Lithium rechargeable battery: A lithium rechargeable battery in which an anti-rotation groove is integrally formed with a lower recess of a safety vent at a lower surface of a cap plate, and an insulating plate and a terminal plate rest in the anti-rotation groove so that the terminal plate is prevented from rotating...

20060099491 - Safety device of battery: A safety device of a battery including a pressure releasing unit provided at a cell and the battery, in which the pressure releasing unit is configured to release an internal pressure within the cell when the internal pressure of the cell exceeds a predetermined set pressure. Also included is a...

20060099492 - Battery for mobile communication terminal: A battery for a mobile communication terminal including: a battery cell, a protection circuit assembly connected to the battery cell and configured to stabilize a current when the battery cell is charged or discharged, a protection cover configured to cover the protection circuit assembly, and a coupling unit configured to...

20060099493 - Electrochemical device: An electrochemical device having an electrode plate assembly that includes: (a) at least one first electrode; (b) at least one second electrode; and (c) a separator interposed between the first electrode and the second electrode, the electrode plate assembly including a PTC device. The use of the electrochemical device according...

20060099494 - Lithium rechargeable battery: A lithium rechargeable battery including an electrode assembly having a first and second electrodes wound together with a separator interposed between them, a can containing the electrode assembly, and a cap plate coupled to the top opening of the can. The cap plate includes an electrolyte injection hole and a...

20060099495 - Cathode and battery: A cathode capable of improving battery characteristics such as continuous charge characteristics and high temperature storage characteristics and a battery using it are provided. An active material layer has a multilayer structure, in which a first layer containing a first active material and a second layer containing a second active...

20060099496 - Separator container: A separator container is presented. The separator container includes a plurality of containers to alternately receive an anode plate or a cathode plate....

20060099497 - Reactive polymer-supported porous film for battery separator, method for producing the porous film, method for producing battery using the porous film, and electrode/porous film assembly: A reactive polymer-supported porous film for separator, that has sufficient adhesiveness between electrodes and separator and can suitably be used to produce a battery having low internal resistance and high rate performance, a method for producing the porous film, a method for producing a battery using the porous film, and...

20060099498 - Cylindrical chargeable battery module: A kind of cylindrical chargeable battery module includes an outer shell, a chain of batteries and a charge device. Wherein, the column-formed outer shell's column diameter is equal to that of a regularized cylinder battery; sides at both ends of the model group are anode and cathode link points; the...

20060099499 - Lithium rechargeable battery: A lithium rechargeable battery includes an electrode assembly having a first electrode, a second electrode, and a separator interposed between them, a can having an opening to contain the electrode assembly, and a cap plate coupled to the top of the can. A side of the can is asymmetrical with...

20060099502 - Cylindrical lithium secondary battery: A cylindrical lithium secondary battery includes a wound electrode assembly having a first electrode plate, a second electrode plate, and a separator interposed between the first electrode plate and the second electrode plate. A core member is substantially in a shape of a pipe and has a cut formed along...

20060099500 - Secondary battery: A secondary battery including a can for receiving an electrolyte and an electrode assembly including first and second electrode plates and a cap assembly including a cap plate covering an upper portion of the can. An electrode terminal connected to one of the first and second electrode plates is inserted...

20060099501 - Secondary battery: A secondary battery having an electrode assembly with improved battery capacity. The secondary battery has an electrode assembly including two electrodes and a separator, a case made from an insulative material and having an opening at an upper portion thereof for receiving the electrode assembly therein, and a cap assembly...

20060099503 - Lithium polymer battery and method for manufacturing the same: A lithium polymer battery comprising an internal sheath, reinforcement members, and an external sheath and a method for manufacturing the same are provided. The lithium polymer battery comprises a pouch-type internal sheath with an electrode assembly positioned therein and a protective circuit module that is attached to the surface thereof...

20060099504 - Secondary battery: A secondary battery having an increased winding area of the electrode assembly due to an absent positive electrode terminal. An electrode plate of the electrode assembly is directly welded to the can for electrical connection and to prevent the electrode assembly from floating inside the can. The secondary battery includes...

20060099505 - Anode and battery, and manufacturing methods thereof: An anode and a battery capable of realizing a high capacity and improving charge and discharge cycle characteristics, and manufacturing methods thereof are provided. An anode active material layer (12) contains a particulate anode active material (12A) including a simple substance or a compound of an element capable of forming...

20060099506 - Polyimide electrode binders: Irreversible first cycle capacity loss in lithium secondary cells having a cell electrode based on a powdered material and a binder may be significantly decreased or eliminated by using an aliphatic or cycloaliphatic polyimide binder. Compared to conventional polyimide binders prepared by reacting an aromatic dianhydride and a diamine, the...

20060099507 - Negative electrode for lithium ion secondary battery, production method thereof and lithium ion secondary battery comprising the same: A negative electrode for a lithium ion secondary battery of the present invention includes a current collector and an active material layer carried on the current collector. The active material layer contains silicon and oxygen. In the thickness direction of the active material layer, an oxygen ratio of the active...

20060099508 - Lithium metal oxide electrodes for lithium cells and batteries: A lithium metal oxide positive electrode for a non-aqueous lithium cell is disclosed. The cell is prepared in its initial discharged state and has a general formula xLiMO2.(1−x)Li2M′O3 in which 0<x<1, and where M is one or more ion with an average trivalent oxidation state and with at least one...

20060099509 - Graphite particles and lithium secondary battery using the same as negative electrode: A graphite particle obtained by assembling or binding together a plurality of flat-shaped particles so that the planes of orientation are not parallel to one another, or a graphite particle in which aspect ratio is 5 or less or specific surface area is 8 m2/g or less or the size...

20060099511 - Battery: A battery capable of improving the energy density and cycle characteristics is provided. A cathode active material layer contains a complex oxide containing Li and Co as a cathode active material. An anode active material layer contains a CoSnC containing material containing Sn, Co, and C as an element, in...

20060099510 - Electrically conductive bonding agent: The invention relates to an electrically conductive bonding agent, an electrode, and a secondary battery comprising such a bonding agent, and a method for the production of such an electrode. The inventive bonding agent is characterized by the fact that it comprises an aqueously dispersed fluoride polymer and an amine...

20060099512 - Anode and battery: An anode and a battery capable of improving battery characteristics such as cycle characteristics are provided. A coating containing at least one from the group consisting of oligomers having a polyene structure and derivatives thereof is provided on the surface of an anode active material layer. The anode active material...

20060099513 - Electrolyte for lithium battery and lithium battery comprising same: Ra to Rd are the same or different from each other and selected from H, a halogen, an alkoxy group having a carbon number of less than or equal to 8, or an unsaturated or saturated alkyl group having a carbon number of less than or equal to 8, neighboring...

20060099514 - Electrolyte for lithium battery and lithium battery comprising same: Ra to Rd are the same or different from each other and selected from H, a halogen, an alkoxy group having a carbon number of less than or equal to 8, or an unsaturated or saturated alkyl group having a carbon number of less than or equal to 8, or...

20060099515 - Electrolytic solution and battery: A battery capable of improving battery characteristics such as cycle characteristics is provided. An electrolytic solution is impregnated in a separator. The electrolytic solution contains 4-fluoro-1,3-dioxolane-2-one. Fluorine ion content in the electrolytic solution is preferably from 10 weight ppm to 3200 weight ppm. Thereby, chemical stability of the electrolytic solution...

20060093871 - Lithium-ion battery: A battery includes a positive electrode having a current collector and a first active material and a negative electrode having a current collector and a second active material. The battery also includes an auxiliary electrode having a current collector and a third active material. The auxiliary electrode is configured for...

20060093873 - Lithium-ion battery: A lithium-ion battery includes a positive electrode including a positive current collector, a first active material, and a second active material. The battery also includes a negative electrode having a negative current collector and a third active material, the third active material including a lithium titanate material. The first active...

20060093872 - Medical device having lithium-ion battery: A medical device includes a rechargeable lithium-ion battery for providing power to the medical device. The lithium-ion battery includes a positive electrode including a current collector and a first active material, a negative electrode including a current collector and a second active material, and an auxiliary electrode including a current...

20060093876 - Fuel container: A liquid fuel is contained in a fuel container, and the liquid fuel is discharged from a fuel outlet. Further, a water is contained in a water containing pipe provided in the fuel container, and the water is discharged from a water outlet to the outside. Air taken into the...

20060093874 - Hydrogen isotope fuel cell: A hydrogen isotope fuel cell for converting electric power into heat. The cell includes a non-conductive housing formed of spaced, preferably glass outer plates sealed along common perimeters thereof to define a closed interior volume or chamber. At least two catalytic plates are held spaced apart in the interior volume,...

20060093875 - Method for stabilizing polyelectrolyte membrane films used in fuel cells: A novel method of altering extruded membrane films for PEM (polymer electrolyte membrane) fuel cells in such a manner that the membrane films swell substantially uniformly in both the in-plane x and y directions when immersed in water or ionomer solution is disclosed. The invention includes cutting a membrane film...

20060093877 - Dc current calculation for fuel cell control: A process for determining the DC current in a fuel cell power plant includes the steps of determining current value from a power electronics converter of a power conditioning system of the power plant; determining a correction factor based upon losses within the converter; and correcting the current value from...

20060093878 - Fuel cell test station gas-purge system and method: Abruptly cutting off the power to a fuel cell test station during a trial may, in some instances, be necessary to prevent accidents that may damage equipment and/or harm nearby operators/technicians. Yet, abruptly shutting down a trial may leave the fuel cell test station and fuel cell module under test...

20060093879 - Procedure for starting up a fuel cell system having an anode exhaust recycle loop: A procedure for starting up a fuel cell system that is disconnected from its primary load and that has air in both its cathode and anode flow fields includes a) connecting an auxiliary resistive load across the cell to reduce the cell voltage; b) initiating a recirculation of the anode...

20060093880 - Fuel cell system and method of controlling idle stop of the fuel cell system: A fuel cell system and an idle stop controlling method for the fuel cell system. The fuel cell system includes: a fuel gas supply means for supplying fuel gas; an oxidant gas supply means for supplying oxidant gas; a fuel cell to which the fuel gas and the oxidant gas...

20060093881 - Fuel-cell evaluation equipment: A fuel-cell evaluation equipment includes a gas passageway for supplying gas to a fuel cell and a thermostat adapted to accommodate the fuel cell, wherein the gas passageway includes a first temperature regulator adapted to regulate the temperature of gas and a humidity regulator adapted to regulate the humidity of...

20060093882 - Cooling plate module with integral sealing element for a fuel cell stack: A bipolar cooling plate module used in fuel cell stacks contains an anode-side terminal plate and a cathode-side terminal plate, in which at least one of the surfaces of the two terminal plates facing towards one another contains coolant channels. The two terminal plates are fixed to one another by...

20060093883 - Polymer electrolyte membrane fuel cell stack: A fuel cell includes a stack of electrolyte membranes joined to one another to form an interior space and an exterior space. Fuel, such as hydrogen, is provided to the interior space. The electrolyte membranes are circular and joined to adjacent membranes at the outer perimeters to enclose the interior...

20060093884 - Ceramic laminate structures: Ceramic laminate structures, particularly laminate structures including stabilized zirconia compositions, as well as electrodes and electrochemical cells including such laminate structures. The stabilized zirconia composition preferably are selected from scandia-stabilized zirconia and yttria-stabilized zirconia. These laminate structures enhance the overall flexural strength of the electrolyte layer while preserving high electrical...

20060093885 - Compositions containing functionalized carbon materials: Compositions containing functionalized carbon materials and their use, for example, as films for membranes or in other fabricated forms in electrode assemblies for electrochemical cells and fuel cells such as fuel cells are described....

20060093886 - Proton conductive solid polymer electrolyte and fuel cell: A proton conductive solid polymer electrolyte includes a polypyridobisimidazole-based compound and at least an acid. The proton conductive solid polymer electrolyte can be used to make a fuel cell with good power generation over a long period of time under a relative humidity of about 0% to about 50% at...

20060093887 - Anode-supported fuel cell: Anode-supported fuel cell, in particular SOFC, where stresses in the anode substrate are compensated for by a stress compensation layer. According to the invention the stress compensation layer is made porous by making a large number of very small openings. These openings are preferably made hexagonal and the thickness of...

20060093889 - Fuel cell stack: The object of the present invention is to provide a fuel cell stack with improved corrosion resistance of metal separators and reduced cost. To attain this object, the fuel cell stack according to the present invention has a cell stack constituted by stacking a prescribed number of unit cells obtained...

20060093888 - Method of fabricating corrosion-resistant bipolar plate: A method of fabricating a corrosion-resistant and inexpensive bipolar plate for a fuel cell is disclosed. The method includes providing a bipolar plate substrate and coating a corrosion-resistant coating on the bipolar plate substrate using a kinetic spray process....

20060093890 - Fuel cell stack compression systems, and fuel cell stacks and fuel cell systems incorporating the same: Fuel cell stack compression systems, and fuel cell stacks and fuel cell systems containing the same. The compression systems include banded, framed, and/or segmented compression systems. In some embodiments, the compression systems include at least one compressive band that extends around the end plates and fuel cells, such as in...

20060093891 - Flow field design for high fuel utilization fuel cells: A flow field forming one wall of a channel in a flow field plate of a solid oxide fuel cell, the flow field includes a flat substrate having a patterned array of differently-shaped flow barriers projecting from the substrate into the channel, the flow field channel decreases in cross-sectional area...

20060093892 - Catalyst for fuel cell, method for preparing the same, and membrane-electrode assembly and fuel cell system comprising same: The present invention includes a catalyst for a fuel cell which contains a transition element core, and a surface layer that contains at least one selected from the group including platinum, a platinum-transition element alloy, and a combination thereof, and that exists on the surface of the core. The catalyst...

20060093893 - Membrane electrode assembly for solid polymer electrolyte fuel cell: A membrane electrode assembly for a solid polymer electrolyte fuel cell includes an anode electrode, a cathode electrode, and a polymer electrolyte membrane sandwiched by the electrodes, the catalyst layer of the cathode electrode containing a catalyst supporting particle in which a precious metal is supported on heat-treated carbon black...

20060093894 - Method for charging lithium-ion battery: A method for charging an implantable medical device includes charging a lithium-ion battery provided in a medical device, the lithium-ion battery having a negative electrode with a lithium titanate active material. For at least a portion of the charging, the potential of the negative electrode is more than approximately 70...

20060093895 - Rechargeable battery: A rechargeable battery includes an electrode assembly comprising a positive electrode, a negative electrode, and a separator interposed in between the electrodes, a case that houses the electrode assembly, and a unidirectional valve assembly that is installed at a side of the case, is connected through with the inside of...

20060093896 - Secondary battery: A secondary battery includes a case having positive and negative electrodes, a safety device attached to a surface of the case and having a resistance value which changes during swelling of the case, and a protective circuit module attached to a side of the case while being electrically connected to...

20060093897 - Pouch type lithium rechargeable battery: A pouch type lithium rechargeable battery with improved stability comprises an electrode assembly including a first electrode plate, a second electrode plate, and a separator interposed between the first electrode plate and the second electrode plate, a pouch case having a cavity for housing the electrode assembly therein, a protective...

20060093898 - Lithium rechargeable battery: A lithium rechargeable battery includes an electrode assembly that has a first electrode and a second electrode that are wound together with a separator interposed between them, a can that houses the electrode assembly, and a heat-resistant member that is positioned in between the bottom of the interior of the...

20060093899 - Battery module: A battery module includes a case with at least one face which is opened, a plurality of partition walls fixedly installed at predetermined intervals in the case, and a plurality of unit batteries which are separated from each other with the partition walls therebetween to be inserted into the case....

20060093900 - Display system: A newly developed indoor or outdoor display fixture used for hanging slogan, commercial signs or various decorations includes a conductive entity and an illumination unit. Various designs are utilized for the connection between the conductive entity and the illumination unit. The conductive entity includes a positive conductive body and a...

20060093901 - Secondary battery module and cooling apparatus for secondary battery module: A battery module with a cooling system capable of ventilating a uniform amount of air through the respective unit cells. The battery module includes a plurality of unit cells spaced from each other and a housing for accommodating the unit cells therein. The housing has an inflow guide side inclined...

20060093902 - Lithium secondary battery and method for manufacturing the same: Lithium secondary batteries having deformation prevention straps for preventing the electrode assemblies of the lithium secondary batteries from deforming and methods for manufacturing the same are disclosed. A lithium secondary battery comprises an electrode assembly comprising a first electrode plate having a first electrode tab attached thereto, a second electrode...

20060093903 - Cylindrical lithium ion battery and method for manufacturing the same: A cylindrical lithium ion battery and a method of manufacturing the same. A center pin is easily inserted into a space within an electrode assembly to retain and support it on the interior of a cylindrical can. The cylindrical lithium ion battery includes an electrode assembly wound in a cylindrical...

20060093904 - Secondary battery: A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator interposed between the positive and negative electrodes and a container for receiving the electrode assembly inside thereof. The secondary battery also includes a cap assembly fixed to the container to seal the container...

20060093905 - Pouch for secondary battery, secondary battery using the same, and apparatus for sealing pouch cases of secondary battery: A pouch for a secondary battery comprising indentations on a sealing area of the pouch is disclosed. At least some of the indentations are filled with the resin layers of the pouch. A secondary battery comprising the pouch, and an apparatus for sealing the pouch are also provided. The indentations...

20060093906 - Laminated film and secondary battery comprising the same: The present invention relates to a layered product in which at least an aluminum foil, a chemical conversion layer, an olefinic resin layer having an adhesive property to metal and a thermal bonding resin layer are successively laminated on a substrate layer. A fluororesin layer, formed by a fluorine-containing copolymer...

20060093907 - Lithium ion secondary battery: A lithium ion secondary battery is provided having a cap plate, an insulation plate, and a terminal plate, each shaped to prevent the terminal plate from rotating when assembling a cap assembly. The cap plate has an anti-rotation groove formed on a lower surface thereof and the insulation plate has...

20060093908 - Secondary battery employing battery case of high strength: Provided is a secondary battery having an electrode assembly installed in a battery case made up of a laminated sheet composed of an outer coating layer of a polymer film, a barrier layer of a metal foil and an inner sealant layer of a polyolefin material, wherein the metal foil...

20060093910 - Secondary battery: A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator, and a case containing the electrode assembly therein. A cap assembly is attached to the case and has a positive electrode terminal and a negative electrode terminal. The positive and the negative electrodes...

20060093909 - Solid porous zinc electrodes and methods of making same: A solid porous zinc electrode for use in alkaline-zinc batteries, zinc-air batteries and fuel cells is provided which comprises specific zinc filaments, fibers, threads or strands compressed into a physically-stable wooly mass to form the electrode with a controlled geometrical shape and porosity distribution. Differential densification incorporates ribs, borders, grids...

20060093911 - Nonaqueous electrolyte secondary battery and manufacturing method thereof: A nonaqueous electrolyte secondary battery including a positive electrode 2 containing a positive electrode active material comprising a lithium-transition metal oxide having a layered structure, a negative electrode 1 and a nonaqueous electrolyte, wherein a surface treatment layer containing a compound represented by the chemical formula MlPmOn (wherein M is...

20060093912 - Paste curing additive: The disclosed invention relates to additives for use in, such as, battery pastes and in polymers. The additive is the reaction product of sulphuric acid, water and leady oxide. The additive may be used in a mixture of sulphuric acid, water and leady oxide to produce a modified battery paste...

20060093913 - Medical device having lithium-ion battery: A medical device includes a rechargeable lithium-ion battery for providing power to the medical device. The lithium-ion battery includes a positive electrode comprising a current collector and an active material comprising a material selected from the group consisting of LiCoO2, LiMn2O4, LiNixCoyNi(1−x−y)O2, LiAlxCoyNi(1−x−y)O2, LiTixCoyNi(1−x−y)O2, and combinations thereof. The lithium-ion battery...

20060093914 - Positive active material and nonaqueous electrolyte secondary battery: A positive active material including a compound expressed by a general formula LimMxM′yM″zO2 (here, M designates at least one kind of element selected from Co, Ni and Mn, M′ designates at least one kind of element selected from Al, Cr, V, Fe, Cu, Zn, Sn, Ti, Mg, Sr, B, Ga,...

20060093915 - Carbons useful in energy storage devices: Carbons that are economically produced from carbon precursor selected from naturally occurring carbohydrate, pitch derived from coal tar, pitch derived from petroleum and combinations thereof, are provided. Also provided are processes for making such carbons and the use of such carbons in the formation of electrode structures for use in...

20060093916 - Lithium-ion battery: A battery includes a positive electrode including a current collector and a first active material and a negative electrode including a current collector, a second active material, and a third active material. The first active material, second active material, and third active material are configured to allow doping and undoping...

20060093918 - Lithium-ion battery: A lithium-ion battery includes a positive electrode that includes a positive current collector, a first active material, and a second active material. The lithium-ion battery also includes a negative electrode comprising a negative current collector, a third active material, and a quantity of lithium in electrical contact with the negative...

20060093917 - Medical device having lithium-ion battery: A medical device includes a rechargeable lithium-ion battery for providing power to the medical device. The lithium-ion battery includes a positive electrode comprising a current collector and a first active material and a negative electrode comprising a current collector, a second active material, and a third active material. The first...

20060093919 - Method for making a composite electrode material: A composite material includes a first phase which comprises LixMy(PO4)z wherein M is at least one metal, y and z are independently 0, and x is less than or equal to 1. The material includes a second phase which has an electronic and/or lithium ion conductivity greater than that of...

20060093920 - Conductive agent - positive active material composite for lithium secondary battery, method of preparing the same, and positive electrode and lithium secondary battery comprising the same: The present invention relates to a conductive agent/positive active material composite for a lithium secondary battery. The composite includes a positive active material capable of reversibly intercalating/deintercalating lithium ions, and a conductive agent on the surface of the positive active material. The conductive agent comprises a first conductive agent having...

20060093921 - Lithium-ion battery: A lithium-ion battery includes a positive electrode that includes a current collector that includes a positive electrode comprising a current collector and an active material comprising a material selected from the group consisting of LiCoO2, LiMn2O4, LiNixCoyNi(1-x-y)O2, LiAlxCoyNi(1-x-y)O2, LiTixCoyNi(1-x-y)O2, and combinations thereof. The battery also includes a negative electrode that...

20060093922 - Composite material tape for lithium secondary battery and lithium secondary battery using the same: A composite material tape and a lithium secondary battery using the same are provided. The composite material tape includes an organic base and at least one inorganic element dispersed within the organic base. The composite material tapes of the present invention exhibit improved insulative and heat-resistant characteristics....

20060093923 - Medical device having lithium-ion battery: A medical device includes a rechargeable lithium-ion battery for providing power to the medical device. The lithium-ion battery includes a positive electrode including a current collector, a first active material, and a second active material. The lithium-ion battery also includes a negative electrode including a current collector, a third active...