48th week of 2008 patent applcation highlights part 39 |
Patent application number | Title | Published |
20080292876 | Soft Magnetic Member and Magnetic Device Including the Same - There is provided a soft magnetic member comprising a resin film | 2008-11-27 |
20080292877 | Method of Cleaning Gaas Substrate, Method of Producing Gaas Substrate, Method of Fabricating Epitaxial Susbstrate, and Gaas Wafer - The present invention provides a method of cleaning a GaAs substrate with less precipitate particles after cleaning. This cleaning method comprises an acid cleaning step (S | 2008-11-27 |
20080292878 | POLYIMIDE FILM WITH IMPROVED ADHESION, PROCESS FOR ITS FABRICATION AND LAMINATED BODY - A laminated body obtained by forming a metal-deposited layer onto one or both adhesion-improved sides of a polyimide film with improved adhesion obtained by coating and spraying an organic polar solvent solution containing a polybenzimidazole onto one or both sides of a self-supporting film prepared by casting and drying a dope, which is an organic polar solvent solution of a polyimide precursor which may contain an imidization catalyst, onto a support and then heat treating the film to form a multilayer polyimide film of a base polyimide layer and one or two polybenzimidazole layers, by vapor deposition or sputtering, and then plating with metal to form a metal layer onto the metal-deposited layer. | 2008-11-27 |
20080292879 | Article Formed Into Sheet, Method for Producing the Same and Exothermic Formed Article - A molded article containing a powder and a fibrous material which is obtained by a wet papermaking process. The fibrous material has a fiber length frequency distribution such that 30% to 90% of the fibrous material have a fiber length of 0.4 to 2.0 mm and that 9% to 50% of the fibrous material has a fiber length of 0.4 mm or less. The molded article contains at least 50% by weight of the powder. | 2008-11-27 |
20080292880 | INSULATING FACING TAPE AND PROCESS TO MAKE SAME - An insulating facing tape material that can be used for covering exposed insulation surfaces to protect them from moisture and other environmental factors. The material typically includes a first layer of metal-containing foil, a second layer of metal-containing foil, a polymeric layer that is disposed between the first and second layers of metal-containing foil, and a pressure-sensitive adhesive connected to one of the layers of metal-containing foil and exposable for securing the tape material to a substrate. The polymeric layer is a laminate of multiple sub-layers of different principal polymer orientations. The pressure-sensitive adhesive layer may be covered with a release liner prior to application. | 2008-11-27 |
20080292881 | SYNTHETIC QUARTZ GLASS WITH RADIAL DISTRIBUTION OF FAST AXES OF BIREFRINGENCE AND PROCESS FOR PRODUCING THE SAME - The present invention provides a synthetic quartz glass having a diameter of 100 mm or more for using in an optical apparatus comprising a light source emitting a light having a wavelength of 250 nm or less, the synthetic quartz glass having, in a region located inward from the periphery thereof by 10 mm or more in a plane perpendicular to the optical axis of the synthetic quartz glass: a birefringence of 0.5 nm or less per thickness of 1 cm with respect to a light having a wavelength of 193 nm; an OH group concentration of 60 ppm or less; an averaged differential OH group concentration from the center of the synthetic quartz glass toward a peripheral direction thereof, normalized with respect to the radius of the synthetic quartz glass, of not less than −60 ppm and less than −8 ppm; and an unbiased standard deviation σ of a differential OH group concentration from the center of the synthetic quartz glass toward a peripheral direction thereof, normalized with respect to the radius of the synthetic quartz glass, of 10 ppm or less, the unbiased standard deviation σ being determined with the following formula (1): | 2008-11-27 |
20080292882 | SYNTHETIC QUARTZ GLASS WITH FAST AXES OF BIREFRINGENCE DISTRIBUTED IN CONCENTRIC-CIRCLE TANGENT DIRECTIONS AND PROCESS FOR PRODUCING THE SAME - The present invention provides a synthetic quartz glass having a diameter of 100 mm or more for using in an optical apparatus comprising a light source emitting a light having a wavelength of 250 nm or less, the synthetic quartz glass having, in a region located inward from the periphery thereof by 10 mm or more in a plane perpendicular to the optical axis of the synthetic quartz glass: a birefringence of 0.5 nm or less per thickness of 1 cm with respect to a light having a wavelength of 193 nm; an OH group concentration of 60 ppm or less; an averaged differential OH group concentration from the center of the synthetic quartz glass toward a peripheral direction thereof, normalized with respect to the radius of the synthetic quartz glass, of −8 to +60 ppm; and an unbiased standard deviation a of a differential OH group concentration from the center of the synthetic quartz glass toward a peripheral direction thereof, normalized with respect to the radius of the synthetic quartz glass, of 10 ppm or less, the unbiased standard deviation a being determined with the following formula (1): | 2008-11-27 |
20080292883 | Granules With Filamentous Coatings - The present invention relates to a granule comprising a core and a coating, wherein the core comprises an active compound, and the coating comprises filaments prepared from atomizing a liquid coating composition having the property that the liquid coating composition forms filaments upon atomization. | 2008-11-27 |
20080292884 | Coating Composition and Resin Article Having Optical Permeability - A coating composition capable of forming a curable coating layer having a sufficient dyeability on a resin substrate and improving adhesion after dyeing between the resin substrate and the curable coating layer, and a resin product having optical permeability applied with the curable coating layer by the composition are provided. The coating composition contains an ingredient (A): a hydrolyzate of an organosilane with the content of a bifunctional organosilane of from 50 to 100% by weight, an ingredient (B): colloid particles of metal oxide, and an ingredient (C): a solvent. | 2008-11-27 |
20080292885 | Carrier Film of an Embossing Film - The invention relates to an embossing film, in addition to an associated carrier film for applying surface structures, in particular to fibreboard. The invention also relates to a press and to a production method that uses the embossing film. The advantages of the inventive embossing film are that its use during the pressing process is low-maintenance and obtains a particularly even surface structure. In an additional embodiment, the embossing film has one or more metallic additives, in particular aluminium additives. This improves the strength of the film, in particular during the pressing process and improves the thermal conductivity of the embossing film. The heat that occurs or is produced during the pressing process for curing the resins that are used can thus be dissipated more efficiently from the panel. In a further embodiment, the embossing film comprises an acrylate, which increases the mechanical stability of said film. The acrylate can be applied in the form of a dispersion to the carrier film or paper and is pressed into the film or paper in a roller pressing process. The high mechanical stability permits the film to undergo the embossing operation several times, thus reducing production costs. In addition, the thickness of the film can be reduced, without any detrimental effect on the required stability. Said reduction also increases the thermal conductivity of the film, again reducing production costs. | 2008-11-27 |
20080292886 | ADHESIVE FORMULATIONS CONTAINING UREA ADDITIVES, METHODS OF FORMING PLYWOOD THEREWITH, AND PLYWOOD PRODUCTS MADE THEREBY - Compositions suitable for use as wood adhesives are described, which compositions comprise: (a) a polymeric component selected from the group consisting of lignins, proteins, and mixtures thereof, (b) an adhesion promoter comprising at least one component selected from the group consisting of (i) adducts of an epoxide and a resin selected from the group consisting of polyamine resins, polyamidoamine resins, polyamide resins, and combinations thereof, and (ii) combinations of a curing agent and a compound having at least one amine, amide, imine, imide, or nitrogen-containing heterocyclic functional group capable of reacting with at least one functional group of the polymeric component; and (c) an additive selected from the group consisting of urea, N-substituted ureas, N,N-disubstituted ureas, N,N′-disubstituted ureas, N,N,N′-trisubstituted ureas, N,N,N′,N′-tetrasubstituted ureas, urea derivatives, and mixtures thereof. | 2008-11-27 |
20080292887 | Conductive Multiwalled Carbon Nanotube/Polyethylene Oxide (PEO) Composite Films and Methods of Use - A method for fabricating an electrically conductive composite structure is provided. The method comprises forming a mixture including carbon nanotubes, a polymeric compound, surfactant and water; introducing the mixture to a substrate; and evaporating water from the mixture to form a composite film on the substrate. | 2008-11-27 |
20080292888 | Microfabrication - A method of forming a surface of micrometer dimensions conforming to a desired contour for a MEMS device, the method comprising providing a crystalline silicon substrate with a recess in an upper surface, providing a thinner layer of crystalline silicon over the upper surface of the substrate, fusion bonding the layer to the substrate under vacuum conditions, and applying heat to the layer and applying atmospheric pressure on the layer, such as to plastically deform the diaphragm within the recess to the desired contour. The substrate may form the fixed electrode of an electrostatic MEMS actuator, operating on the zip principle. | 2008-11-27 |
20080292889 | Control of Morphology of Silica Films - A method of controlling the morphology of silica or silica-like films formed by coating a precursor formulation of hydrolysable silicate oligomer onto a substrate and curing in a vapourous environment that comprises a base, water and a retarder that retards the hydrolysis of the oligomer. | 2008-11-27 |
20080292890 | Corrosion Resistant Member and Method for Manufacturing the Same - A corrosion resistant member comprising a base material made of ceramics or a metal and at least one layer of corrosion resistant film formed on the surface of the former. At least one layer of the corrosion resistant film is a corrosion resistant film formed from a compound of the group 3 element as the main component and has specific characteristics so that it can improve film property. | 2008-11-27 |
20080292891 | ELECTROMAGNETIC WAVE SHIELDING SHEET - An electromagnetic wave shielding sheet having a high shielding effect for electromagnetic waves and capable of suppressing secondary emission causing noises without using GND connection, in which the electromagnetic shielding sheet includes a laminate film on a paper substrate, the laminate film has a laminate structure where an adhesive layer having adhesion property, a resistor layer and an insulator are laminated, the resistivity of the insulator is set to about 10 | 2008-11-27 |
20080292892 | MANUFACTURING METHOD OF METAL STRUCTURE IN MULTI-LAYER SUBSTRATE AND STRUCTURE THEREOF - Disclosed is a manufacturing method of metal structure in multi-layer substrate and structure thereof. The manufacturing method of the present invention comprises following steps: coating at least one photoresist layer on a surface of a dielectric layer, and then exposing the photoresist dielectric layer to define a predetermined position of the metal structure; therefore, removing the photoresist layer at the predetermined position and forming the metal structure at the predetermined position before forming at least one top-cover metal layer on a surface of the metal structure. The present invention can form a cover metal layer covering over the top surface and the two side surfaces, even the under surface of the metal structure, by one single photomask. Moreover, a finer metal structure with higher reliability can be manufactured. Furthermore, a metal structure can be used as a coaxial structure is also realized. | 2008-11-27 |
20080292893 | Heat-Sealing Material for Aluminum Foils and Polyethylene Terephthalate Foils Against Polypropyl, Polyvinyl Chloride, and Polystyrol Containers - The invention relates to a heat-sealable coating system suitable for the sealing of various types of substrate and comprising a film-forming dispersion, | 2008-11-27 |
20080292894 | Chrome Free Composition for Metal Surface Treatment and Surface-Treated Metal Sheet - A chrome free composition for metal surface treatment and a surface-treated metal sheet can provide excellent characteristics of high conductivity, corrosion resistance, alkali resistance, and high temperature and humidity resistance. The composition includes a vinyl based binder resin, an acryl based binder resin, and a solvent. In the vinyl based binder resin, a corrosion-resistant inorganic material is combined, and an amount of the vinyl based binder resin is in a range of 10 weight % to 70 weight % with respect to a total solid content. In the acryl based binder resin, a corrosion-resistant inorganic material is combined, and an amount of the acryl based binder resin is in a range of 15 weight % to 75 weight % with respect to the total solid content. An amount of the corrosion resistance inorganic material is in a range of 3 weight % to 25 weight % with respect to a total solid content. | 2008-11-27 |
20080292895 | Method of Producing a Gas Barrier Polymer Foil and a Gas Barrier Polymer Foil - The invention relates to polymer foil comprising at least one polymer layer coated with a barrier glass coating of an oxide composition, wherein said oxide composition comprises the element Si in the form of an oxide network, the oxide composition preferably comprises Si and at least one other element X in an oxide network. The oxide network may preferably be applied using plasma. The foil may be a multi-layered foil comprising a plurality of layers, at least one of the layers being a barrier glass coating. The foil has good barrier properties. | 2008-11-27 |
20080292896 | PROPYLENE COPOLYMER, POLYPROPYLENE COMPOSITION AND USES THEREOF, TRANSITION METAL COMPOUND AND OLEFIN POLYMERIZATION CATALYST - A polypropylene composite film having a propylene/1-butene random copolymer which has 60 to 90 mol % of propylene units and 10 to 40 mol % of 1-butene units and has a triad isotacticity of not less than 85% and not more than 97.5%, a molecular weight distribution of from 1 to 3, an intrinsic viscosity of from 0.1 to 12 dl/g, a melting point of from 40 to 75° C. and a crystallization rate at 45° C. of 10 minutes or less, and satisfying the following relation, 146 exp (−0.022M)≧Tm ≧125 exp (−0.032M), and an olefin catalyst for preparation thereof. | 2008-11-27 |
20080292897 | Wear resistant coating - A wear-resistant component of a carbon seal includes a surface and a coating applied onto the surface. The coating is a chromium carbide-nickel chromium composition constituting between about 75% and about 85% by weight chromium carbide and between about 15% and about 25% by weight nickel chromium. The chromium carbide-nickel chromium composition is applied onto the surface by high velocity oxy-fuel spraying (HVOF). | 2008-11-27 |
20080292898 | FORMED CORE SANDWICH STRUCTURE AND METHOD AND SYSTEM FOR MAKING SAME - A method and apparatus for producing a sandwich structure that is lightweight and many times stiffer than regular sheet metal, and which is easily formable into curved structures as well as structures having compound curves. In one embodiment, a formed core includes a plurality of cells comprising alternating front and rear projections extending outwardly in front of and behind a median plane, with each projection having a bonding surface area or land configured to be bonded with corresponding external sheets on both sides of the formed core. A plurality of micro-abrasions or indentations are formed on the bonding lands, allowing stronger bonding joints to be formed between the core and the external sheets by facilitating improved capillary action by the core during the bonding process. | 2008-11-27 |
20080292899 | Titanium Alloy Composite Material, Method of Producing the Titanium Alloy Composite Material, Titanium Clad Material Using the Titanium Alloy Composite Material, and Method of Producing the Titanium Clad Material - A titanium alloy composite material including dispersed carbon fibers coated with a layer containing an element which forms a carbide in reaction with carbon, and the carbide formed thereby, in crystal grains of the titanium alloy. The element which forms a carbide in reaction with carbon is preferably at least one of silicon (Si), chromium (Cr), titanium (Ti), vanadium (V), tantalum (Ta), molybdenum (Mo), zirconium (Zr), boron (B), and calcium (Ca). The carbon fibers are preferably carbon nanotubes, vapor-grown carbon fibers, or a mixture thereof. The titanium alloy composite material has excellent mechanical strength, such as tensile strength, Young's modulus, toughness, and hardness. | 2008-11-27 |
20080292900 | Metal-resin composite and method for producing the same - A method for producing a metal-resin composite includes a coating step, an assembling step, and a heating step. The coating step coats at least part of the outer periphery of a solid metal first member with a foaming resin and a non-foaming resin. The assembling step disposes the first member within a hollow metal second member. The heating step heats an assembly of the second member within which the first member coated with the foaming resin and the non-foaming resin with the axes of the first member and the second member extending in the horizontal direction, and thus foams the foaming resin between the first member and the second member. | 2008-11-27 |
20080292901 | MAGNESIUM ALLOY AND THIN WORKPIECE MADE OF THE SAME - An exemplary magnesium alloy includes: by weight, magnesium as a main ingredient, aluminum in an amount from 7.5% to 7.8%, zinc in an amount from 0.35% to 1.0%, manganese in an amount from 0.15% to 0.5%, silicon less than 0.1%, copper less than 0.03%, iron less than 0.005%, and nickel less than 0.002%. The present invention also provides a thin workpiece made of the magnesium alloy. | 2008-11-27 |
20080292902 | Moisture curable hot melt adhesive composition - A moisture curable hot melt adhesive composition includes a polyurethane prepolymer, optionally a tackifying resin, and optionally a thermoplastic polymer. The polyurethane prepolymer includes a reaction product of an amorphous polyester polyol, a polyisocyanate, and a crystalline monofunctional alcohol that has a melting point of no less than about 80° C. | 2008-11-27 |
20080292903 | Coated gas turbine engine component repair - A method of repairing a component of a gas turbine engine that includes a metallic substrate, an existing coating, and a diffusion layer formed in the metallic substrate adjacent to the coating. The method includes removing at least a portion of the existing aluminide coating, removing material forming the diffusion layer, applying a new metallic layer to the metallic substrate, and applying a new aluminide coating over the new metallic layer to form a new diffusion layer in the new metallic layer. The new metallic layer is a substantially homogeneous material that is substantially similar in chemical composition to that of the metallic substrate, and the new metallic layer forms a structural layer having a thickness selected to provide a specified contour to the component. | 2008-11-27 |
20080292904 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY APPARATUS - A red light-emitting organic electroluminescent device is provided and includes an anode; a cathode; and an organic layer which includes a light-emitting layer and is interposed between the anode and cathode. The light-emitting layer includes a red light-emitting guest material and a host material composed of a polycyclic aromatic hydrocarbon compound whose mother skeleton has a ring member number of from four to seven. The organic electroluminescent device also includes an electron transport layer containing a benzimidazole derivative provided adjacent to the light-emitting layer. | 2008-11-27 |
20080292905 | Surface-Coated Cutting Tool - A surface-coated cutting tool comprising a substrate, and a coating formed thereon, characterized in that the coating includes a first coating containing TiCN and a second coating containing α-type Al | 2008-11-27 |
20080292906 | Enhancement of Magnetic Media Recording Performance Using Ion Irradiation to Tailor Exchange Coupling - Magnetic medium recording performance can be enhanced by irradiating a magnetic medium with ions having an acceleration voltage of between 10 keV and 100 keV to induce exchange coupling between grains of the magnetic medium. The magnetic medium is exposed to a cumulative ion dosage of between 10 | 2008-11-27 |
20080292907 | PATTERNED PERPENDICULAR MAGNETIC RECORDING MEDIUM WITH EXCHANGE COUPLED RECORDING LAYER STRUCTURE AND MAGNETIC RECORDING SYSTEM USING THE MEDIUM - A patterned perpendicular magnetic recording medium has discrete magnetic islands, each of which has a recording layer (RL) structure that comprises two exchange-coupled ferromagnetic layers. The RL structure may be an “exchange-spring” RL structure with an upper ferromagnetic layer (MAG | 2008-11-27 |
20080292908 | PERPENDICULAR MAGNETIC RECORDING MEDIUM, METHOD OF MANUFACTURING PERPENDICULAR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING APPARATUS - A perpendicular magnetic recording medium having a substrate, a soft magnetic buffer layer formed on the substrate, an Ru/Ru alloy underlayer formed on the soft magnetic buffer layer, the Ru/Ru alloy underlayer including Ru or a Ru alloy, a recording layer formed on the Ru/Ru alloy underlayer, the recording layer including at least a layer including a plurality of magnetic particles having an easy axis oriented perpendicular to the substrate, and a non-magnetic material surrounding the plural magnetic particles, and a layered structure interposed between the soft magnetic buffer layer and the Ru/Ru alloy underlayer, the layered structure including at least an Ru/Ru alloy crystalline structure film including Ru or a Ru alloy, a first polycrystalline film including Ru or a Ru alloy, and a second polycrystalline film. | 2008-11-27 |
20080292909 | MAGNETIC RECORDING MEDIUM AND MAGNETIC STORAGE APPARATUS - This magnetic recording medium has a substrate, a nonmagnetic granular layer formed above the substrate and a recording layer formed on the nonmagnetic granular layer. The nonmagnetic granular layer is made of CoCr alloy with an hcp or an fcc crystal structure in which a nonmagnetic material segregates virtually-columnar magnetic grains. The magnetic recording medium and the magnetic storage apparatus in which the medium is used have improved reading/writing performances. | 2008-11-27 |
20080292910 | Battery module for power hand tool - A battery module includes a top cover and a bottom cover affixed together to accommodate a battery set, which has a conducting terminal device exposed out of the bottom cover for the connection of an external electronic device, and a movable member supported on the top surface of the bottom cover and held in a first position by spring members to block the through holes of the bottom cover and movable from the first position to a second position to open the through holes of the bottom cover for ventilation to dissipate heat when the battery module is connected to an external electronic device. | 2008-11-27 |
20080292912 | ELECTRODES AND METHODS FOR MICROBIAL FUEL CELLS - Methods of improving a performance parameter of a microbial fuel cell are provided according to embodiments of the present invention which include heating an electrode and exposing the heated electrode to ammonia gas to produce a treated electrode characterized by an increased positive surface charge on the electrode surface. Improved performance parameters include increased maximum power density, increased coulombic efficiency, increased volumetric power density and decreased microbial fuel cell operation time to achieve maximum power density | 2008-11-27 |
20080292913 | BATTERY PACK - A battery case including: first case body having a main wall and opposing side walls; a second case body including a second main wall and opposing side walls. The first and second side walls include coupling parts to be coupled together when the first and second case bodies are pressed together to form a space to receive a bare cell. The battery case can also include clips to couple the first and second side walls. | 2008-11-27 |
20080292914 | Fuel cell system and hydrogen supply unit - A fuel cell system includes: a fuel cell which generates electricity using hydrogen and oxygen; a hydrogen storage which stores hydrogen supplied to the fuel cell and which has a supply port connectable to a hydrogen supply unit for supplying hydrogen from outside the fuel cell system; a detector which detects a leakage of the hydrogen from the hydrogen storage; and a connection controller which regulates connection of the hydrogen supply unit to the supply port when the leakage of the hydrogen is detected by the detector. | 2008-11-27 |
20080292915 | Fuel Reservoir for Fuel Cell - A fuel reservoir for a fuel cell detachably connected with a fuel cell main body is constituted from a fuel storing vessel of a tube type for storing a liquid fuel, a fuel discharge part and a follower which seals the liquid fuel and moves as the liquid fuel is consumed at the rear end of the liquid fuel. The inside of the fuel storing vessel includes a fuel storing chamber at least hermetically sealed with the follower and a pressurizing chamber filled with a means for pressing the follower staying in a state in which it is completely separated from the ambient air and hermetically sealed. The fuel reservoir for a fuel cell makes it possible to prevent boiling, bubbling and spouting of the liquid fuel and to stably supply the liquid fuel directly to a fuel cell main body. | 2008-11-27 |
20080292916 | JOINING BIPOLAR PLATES USING LOCALIZED ELECTRICAL NODES - A bipolar plate assembly for a fuel cell is provided. The bipolar plate assembly includes a first unipolar plate disposed adjacent to a second unipolar plate. The first unipolar plate and the second unipolar plate are bonded by a plurality of localized electrically conductive nodes. A fuel cell stack including the bipolar plate assembly and a method for preparing the bipolar plate assembly are also described. | 2008-11-27 |
20080292917 | PORTABLE ELECTRONIC DEVICE WITH INTEGRATED FUEL CELL - A portable electronics device includes a base member containing electronic circuitry for device operation and configured for handheld use. A display is operatively connected to and driven by the electronic circuitry and pivotally connected to the base member. The display includes a backside that is typically not handled by a user when the device is in use. A fuel cell unit is secured to the backside of the display and operatively connected to the electronic circuitry and display for powering the device. The anode of the fuel cell is juxtaposed at the backside of the display and the cathode is oriented outward from the backside facilitating unobstructed air breathing, evacuation of water and heat dissipation. | 2008-11-27 |
20080292918 | Electrochemical system having multiple independent circuits - The present teachings relate to an electrochemical system including an electrochemical device and multiple independent circuits which permit independent control of the reaction rates at different sections of the electrochemical device. The electrochemical device can be a fuel cell or an electrolyzer, and can include a common electrode in electrical communication with two or more independent circuits. The present teachings also relate to operating methods of the electrochemical system described. | 2008-11-27 |
20080292919 | System and Method for Reducing Radiator Sizes for Low Temperature Fuel Cell Systems - A fuel cell cooling system ( | 2008-11-27 |
20080292920 | 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 admitted into one of the divided channels and an oxidant into the other. The hydrogen reacts with a catalyst formed on an anode electrode at the hydrogen side of the channel to release hydrogen ions (protons) which are absorbed into the PEM. The protons migrate through the PEM and recombine with return hydrogen electrons on a cathode electrode on the oxygen side of the PEM and the oxygen to form water. | 2008-11-27 |
20080292921 | RECOVERY OF INERT GAS FROM A FUEL CELL EXHAUST STREAM - A fuel cell system is provided including a fuel cell stack having a fuel cell having an anode, an anode outlet, an anode inlet, and a cathode. The fuel cell system further includes a hydrogen pump in communication with the anode outlet and the anode inlet. The hydrogen pump features a proton exchange membrane disposed between a first electrode and a second electrode. The first electrode is configured to accept an anode outlet stream from the anode outlet, the anode outlet stream including a hydrogen gas and an inert gas, the first electrode being configured to exhaust the inert gas. In one embodiment, the hydrogen pump is in communication with a PROX unit and configured to provide the hydrogen gas to the fuel cell stack. Further provided are methods employing the hydrogen pump wherein a start-stop degradation of the fuel cell is militated against and a hydrogen feed stream is humidified. | 2008-11-27 |
20080292922 | Method and apparatus for fueling a solid oxide fuel cell stack assembly - An SOFC fuel cell stack system including means for recycling a portion of the SOFC anode tailgas into the inlet of a hydrocarbon reformer supplying reformate to the stack. Recycle means includes a pump. A first heat exchanger ahead of the pump cools the tail gas via heat exchange with incoming cathode air, allowing use of an inexpensive pump. To facilitate endothermic or steam reforming of hydrocarbons, CO | 2008-11-27 |
20080292923 | System for continuous removal of a specific gas from a flowing mixture of gases - A system comprising a cylindrical housing containing a sorbent cartridge selective of one or more gases in a gaseous mixture. End caps on opposite ends of the housing seal to the ends of the cartridge and direct the flow of gas mixture through a portion of the cartridge. The first end cap has entrance and exit ports for the gas mixture and for a purging gas for cartridge regeneration. The second end cap includes a compartment to receive and return the gas mixture to the first cap exit port. The purging gas follows a similar pathway via the remaining portion of the cartridge. The cartridge is rotatable within the housing; thus, the exhausted portion of the medium may be rotated into position for regeneration while a regenerated portion of the medium is rotated into position for re-use, thus providing continuous adsorption from the gas mixture. | 2008-11-27 |
20080292924 | Fuel Processing System Having Gas Recirculation for Transient Operations - A fuel processor system capable of circulating fuel processor system gases, such as reformate, anode exhaust, and/or combustor exhaust, through the fuel processor to provide a number of distinct advantages. The fuel processor system having a plurality of fuel cells discharging an H | 2008-11-27 |
20080292925 | Pre-reformer - A pre-reformer ( | 2008-11-27 |
20080292926 | FUEL CELL SYSTEM - A fuel cell system includes a fuel cell, an auxiliary unit, a sound volume acquisition unit, and a control unit. The fuel cell supplies an electric power to a sound generating device that generates a sound. The auxiliary unit allows the fuel cell to generate the electric power. The sound volume acquisition unit acquires information that is related to at least one of the volume of the sound that is generated by the sound generating device and the volume of an environmental sound. The control unit controls the operations of the auxiliary unit, based on the information acquired by the sound volume acquisition unit. | 2008-11-27 |
20080292927 | Humidity controllable cathode end plate and air breathing fuel cell stack the same - The present embodiments relate to a humidity controllable cathode end plate and an air breathing fuel cell stack using the same capable of preventing stack performance degradation due to the dryness of a cathode and a membrane. The air breathing fuel cell stack according the present embodiments including: a membrane electrode assembly configured of an anode, a cathode, and an electrolyte membrane positioned between the anode and the cathode; a fuel supply unit coupled to the anode to supply fuel; and a cathode end plate coupled to the cathode so that the humidity of the cathode is maintained and including a first opening part for influxing ambient air and a second opening part for outfluxing the ambient air. | 2008-11-27 |
20080292928 | METHOD FOR PURGING PEM-TYPE FUEL CELLS - A method for purging water or another fluid from one or both the anode and cathode compartments of a fuel cell stack is presented. The stack is hydraulically connected to a source of reagents and to an outlet conduit, which is in its turn connected to a drain or a recirculator. At least one flow of reagents is regulated by a regulator and is sent from the source to the stack to produce electric power to be supplied to a user. The method includes interrupting withdrawal of current from the fuel cell stack and to the user by feeding the latter by an auxiliary source of electric energy such as to satisfy, on its own, electric energy requirements of the user. The method also includes simultaneously continuing to feed the at least one flow of reagents to the stack until the stack is purged to a desired extent. | 2008-11-27 |
20080292929 | Burner and fuel cell system equipped therewith - The invention relates to a burner, in particular a residual gas burner for a fuel cell system. The burner includes a combustion chamber which is bordered by a supply wall and by a heat exchanger and which is encompassed at the sides by a burner wall. The heat exchanger is a cross-current heat exchanger having a primary path and a secondary path. The supply wall has a burner zone with oxidizer openings for oxidizer gas and with combustion gas openings for combustion gas and a bypass zone with bypass openings for bypass gas. The bypass zone is arranged in a section of the supply wall which is allocated to an area of the heat exchanger adjacent to the primary path and to the secondary path at the inlet end, so that the bypass gas or a bypass gas-burner exhaust gas mixture acts upon this area. | 2008-11-27 |
20080292930 | FUEL CELL - A first metal separator of one of adjacent power generation cells and a second metal separator of the other of the adjacent power generation cells are directly stacked together to form a coolant flow field. The first metal separator has a press line protruding toward the coolant flow field, between a fuel gas flow field and an inlet buffer. The second metal separator has a press line protruding toward the coolant flow field, between an oxygen-containing gas flow field and an inlet buffer. The press lines contact each other to limit flow of the coolant into a back surface buffer. | 2008-11-27 |
20080292931 | Membrane Electrode Assembly for Organic/Air Fuel Cells - The present invention provides a membrane electrode assembly for an organic/air fuel cell comprising a proton exchange membrane, an anode electrode, and a cathode electrode. The proton exchange membrane is made of a highly fluorinated ion-exchange polymer, and it has opposite first and second sides. The anode electrode is comprised of an anode electrocatalyst and a highly fluorinated ion-exchange polymer binder, and the anode electrocatalyst is comprised of platinum and ruthenium supported on particulate carbon. The cathode electrode is comprised of a cathode electrocatalyst and a highly fluorinated ion-exchange polymer binder, and the cathode electrocatalyst is comprised of platinum and cobalt supported on particulate carbon. The invention is also directed to a process for operating such a membrane electrode assembly in an organic/air fuel cell. | 2008-11-27 |
20080292932 | SOLID OXIDE FUEL CELL - A fuel cell has a stack structure in which fired sheet bodies (laminates each including a fuel electrode layer, a solid electrolyte layer, and an air electrode layer) and support members for supporting the sheet bodies are stacked in alternating layers. Each of the sheet bodies is warped downward (toward an air-electrode-layer side). Because of a magnitude relationship of thermal expansion coefficient among the layers in the sheet body and that between the support member and the sheet body, a warp height gradually lessens in the course of temperature rise at start-up. However, even when a working temperature (800° C. or the like) is reached, the sheet bodies are still warped downward. By virtue of presence of the warp, the sheet bodies become unlikely to be deformed at the working temperature. | 2008-11-27 |
20080292933 | FUEL CELL MEMBRANE ELECTRODE ASSEMBLY WITH HIGH CATALYST EFFICIENCY THEREOF - A membrane electrode assembly of a fuel cell comprises a proton exchange membrane, two metal-carbon (carbon supported metal) catalyst layers, two gas diffusion layers and at least two metal catalyst layers. The proton exchange membrane is at the center of the membrane electrode assembly, the two metal-carbon catalyst layers are located on both sides of the proton exchange membrane. The two gas diffusion layers are on both outer surfaces of the membrane electrode assembly. The metal catalyst layers are located at the interface between the proton exchanged membrane and the metal-carbon catalyst layer and/or at the interface between the metal-carbon catalyst layer and the gas diffusion layer. The combinations of metal-carbon catalyst and metal-catalyst layers reduce the thickness of catalyst layer and maintain a high catalysis activity, and thus improve the fuel cells performance. | 2008-11-27 |
20080292934 | POROUS COMPOSITE PRODUCT FOR THE PRODUCTION OF A CATALYTIC LAYER, IN PARTICULAR IN FUEL CELL ELECTRODES - A composite product is for an electrode of a fuel cell including a catalyst, an electrically conductive phase which supports such catalyst, a protonically conductive phase, and a porous phase. At least the contact between the catalyst and the electrically and protonically conductive phases, and preferably also the contact of the porous phase with the catalyst and with the electrically and protonically conductive phases, is improved or maximized. Each of the phases is individually continuous, and such phases are continuous with each other. | 2008-11-27 |
20080292935 | Methods to Prepare Chemically Stabilized Ionomers Containing Inorganic Fillers - Ionomeric polymers that are chemically stabilized and contain inorganic fillers are prepared and show reduced degradation. The ionomeric polymers are useful in electrochemical and fuel cells. | 2008-11-27 |
20080292936 | MANIFOLD FOR FUEL CELLS - A manifold for use with fuel cell and fuel cell stacks is provided. In certain examples, the manifold may be constructed and arranged to provide air to all cathodes in a first fuel cell stack fluidically coupled to the manifold and configured to provide fuel to all anodes in the first fuel cell stack. In some examples, the manifold may be constructed and arranged to provide air to all cathodes in a first fuel cell stack and a second fuel cell stack and to provide fuel to all anodes in the first fuel cell stack and the second fuel cell stack. | 2008-11-27 |
20080292937 | METHOD FOR MANUFACTURING FUEL CELL METALLIC SEPARATOR - A metallic separator according to a first embodiment is formed by obtaining a blank by rolling a metallic material having conductive inclusions, and removing a surface of the blank by 2% or more of the thickness of the blank. A metallic separator according to a second embodiment is formed by pressing a metallic plate so as to have a cross section including ridges and grooves alternatively, and removing parts of the ridged portions so as to make flattened surfaces. A metallic separator having conductive inclusions in its metal texture according to a third embodiment is formed by blasting a liquid containing two or more kinds of abrasives having different particle diameters to a blank after it has been rolled. A metallic separator having conductive inclusion in its metal texture according to a fourth embodiment is formed by blasting a passivation treatment liquid mixed with abrasives to the separator. | 2008-11-27 |
20080292938 | Fuel Cell Flow Field Channel with Partially Closed End | 2008-11-27 |
20080292939 | THREE-DIMENSIONAL HYDROPHILIC POROUS STRUCTURES FOR FUEL CELL PLATES - One embodiment includes three-dimensional hydrophilic porous structures for fuel cell collector plates. | 2008-11-27 |
20080292940 | HYDROPHILIC/HYDROPHOBIC PATTERNED SURFACES AND METHODS OF MAKING AND USING THE SAME - One embodiment includes a substrate having a plurality of molecular chains, each chain comprising a hydrophilic group, a hydrophobic segment, and a reversible crosslinker. | 2008-11-27 |
20080292941 | FUEL CELL - An oxygen-containing gas supply passage and an oxygen-containing gas discharge passage extend through a set of diagonal positions of a first metal separator, and a fuel gas supply passage and a fuel gas discharge passage extend through the other set of diagonal positions of the first metal separator. A fuel gas flow field is connected to the fuel gas supply passage through an inlet buffer at an upper position, and connected to the fuel gas discharge passage through an outlet buffer at a lower position. The inlet buffer includes a first inlet buffer area adjacent to the fuel gas supply passage and a second inlet buffer area adjacent to the fuel gas flow field. Grooves of the first inlet buffer area are deeper than grooves of the second inlet buffer area in the stacking direction. | 2008-11-27 |
20080292942 | MEMBRANE ELECTRODE ASSEMBLY INCLUDING POROUS CATALYST LAYER AND METHOD OF MANUFACTURING THE SAME - A membrane electrode assembly for a fuel cell including a porous catalyst layer, and a method of manufacturing the same in which an electrode includes a catalyst layer formed adjacent to a surface of an electrolyte membrane, and the catalyst layer has a uniform porosity as pluralities of pores are uniformly distributed on the catalyst layer. | 2008-11-27 |
20080292943 | Polymer Dispersion and Electrocatalyst Ink - A polymer dispersion comprising one or more proton-conducting polymer materials in a liquid medium, and an electrocatalyst ink comprising one or more electrocatalyst materials and one or more proton-conducting polymer materials in a liquid medium are disclosed. The polymer dispersion and the electrocatalyst ink further comprise a protic acid. Electrocatalyst layers, gas diffusion electrodes, catalysed membranes and membrane electrode assemblies prepared using the dispersion and/or the ink are also disclosed. | 2008-11-27 |
20080292944 | Silver Gas Diffusion Electrode for Use in Air Containing Co2, and Method for the Production Thereof - The invention relates to a method for the production of a gas diffusion electrode from a silver catalyst on a PTFE-substrate. The pore system of the silver catalyst is filled with a moistening filling agent. A dimensionally stable solid body having a particle size greater than the particle size of the silver catalyst is mixed with the silver catalyst. Said compression-stable mass is formed in a first calendar in order to form a homogenous catalyst band. In a second calendar, an electroconductive discharge material is embossed in the catalyst band, and heating takes places between the first and the second calendar by means of a heating device, wherein at least parts of the moistened filling agent are eliminated. The invention also relates to a gas diffusion electrode which is produced according to said method. | 2008-11-27 |
20080292945 | BATTERY HEATING SYSTEM AND METHODS OF HEATING - A battery includes a plurality of insulated cells electrically interconnected to each other and a heat exchanger disposed above the plurality of cells to heat the battery. A system for transferring energy between a waste heat source and the battery and a method for controlling the temperature of the battery are also disclosed. | 2008-11-27 |
20080292946 | PRISMATIC LITHIUM ION RECHARGEABLE BATTERY - The provided is a prismatic lithium ion battery including an electrode assembly having a wound structure of a stack of a positive electrode, a separator, and a negative electrode. The stack has a first side edge and a second side edge, and the wound structure of the stack is formed by winding the stack around the first side edge. The wound structure of the stack has a side surface that is substantially parallel to the first side edge, and a top surface and a bottom surface, each of which is substantially perpendicular to the first side edge. A first tape is coupled to the second side edge portion of the stack of the electrode assembly, and a second tape covers the bottom surface and part of the side surface of the wound structure of the stack in a manner that the second tape does not overlap the first tape. | 2008-11-27 |
20080292947 | Device for energy supply - The apparatus has a carrier for accommodating a plurality of series-connected energy cells, which each have a positive terminal and a negative terminal. An electrical contact is provided in the carrier for each terminal, which electrical contacts, when the energy cell is inserted, connect said energy cell to connection points for drawing energy. Each positive terminal and in each case the associated negative terminal are electrically connected to one another via a switch. These switches are designed such that they are in each case interrupted when an energy cell is inserted. The invention then also makes possible current consumption if fewer than the maximum possible number of energy cells are available. | 2008-11-27 |
20080292948 | BATTERY COOLING SYSTEM AND METHODS OF COOLING - A battery includes a plurality of insulated cells electrically interconnected to each other and at least one liquid-circulating cooling plate to cool the battery. Batteries in accordance with the subject matters disclosed may also include a plurality of cooling plates, a plurality of cells disposed between cooling plates, a button sheet to support the cells, a plurality of insulating sheets disposed between the cells, a plurality of bus bars electrically interconnecting the plurality of cells, and means for cooling the battery. | 2008-11-27 |
20080292949 | Heat Dissipating Device for a Battery Pack, and a Battery Pack Using the Same - Disclosed herein is a heat dissipating device for a battery pack which comprises a heat pipe and a heat collecting plate comprising a bottom heat collecting plate and an upper heat collecting plate each having a hole therein, wherein two ends of the heat pipe are inserted respectively into the holes in the bottom heat collecting plate and the upper heat collecting plate. A battery using the heat dissipating device is also disclosed. During the operation of the heat dissipating device, since the heat generated by the cells can be collected in the upper heat collecting plate, then transmitted to the bottom heat collecting plate through the heat pipe, and finally dissipated outwardly by the bottom heat collecting plate, the heat generated by cells can be dissipated rapidly and efficiently. | 2008-11-27 |
20080292950 | BATTERY MODULE | 2008-11-27 |
20080292951 | Flat Alkaline Primary Battery - A flat alkaline primary battery is provided. The annular end portion of the negative electrode can is engaged with the annular end portion of the positive electrode can so that the positive electrode can and the negative electrode can are connected via a gasket to create an enclosed space inside the cans. The enclosed space accommodates a separator, a positive electrode mixture having a positive electrode active material as a main component, and a negative electrode mixture having a negative electrode active material as a main component. The enclosed space is filled with an alkaline electrolyte. The positive electrode active material is oxy nickel hydroxide. The negative electrode active material is a zinc or zinc alloy powder. The mass of the oxy nickel hydroxide is 3.9 or more and 4.4 or less times greater than the mass of the zinc or the zinc alloy. | 2008-11-27 |
20080292952 | SECONDARY BATTERY AND VEHICLE MOUNTING THE SAME - The disclosure discusses a secondary battery with superior durability and a vehicle configured to mount the same. The secondary battery comprises an electrode structure wherein a cathode is formed at one side of a base material layer having electrical insulating property and an anode is formed at another side of the base material layer. A plurality of electrode structures are stacked with an electrolyte layer interposed therebetween such that the cathode and anode of adjacent electrode structures are on opposite sides of the electrolyte layer. | 2008-11-27 |
20080292953 | SECONDARY BATTERY WITH NON-AQUEOUS SOLUTION - Disclosed herein is a non-aqueous solvent secondary battery, which has excellent long-term reliability and high thermal-resistance through the improved thermal resistance of the collectors. The non-aqueous solvent secondary battery comprises a cathode electrically coupled to a collector, an anode electrically coupled to a collector and an electrolyte layer interposed between the cathode and anode. The cathode, anode and electrolyte layer are stacked upon one another. The collector of the cathode side comprises an alloy-based metal foil with at least a portion of the collector of the cathode side having a Pitting Resistance Equivalent (PRE) of 45 or more. | 2008-11-27 |
20080292954 | LITHIUM POLYMER BATTERY - A lithium polymer battery where the corrosion or the electrical short resulting from contact of the metal film of the cut region of external material with the connecting lead or the terminal of the adjacent protective circuit cover can be prevented. The lithium polymer battery comprises: a chargeable and dischargeable bare cell; a protective circuit cover installed on one side surface of the bare cell so as to be electrically coupled to the bare cell; and a holder cap installed between the protective circuit cover and the bare cell so as to block contact between the bare cell and a terminal of the protective circuit cover. | 2008-11-27 |
20080292955 | BATTERY PACK - A battery pack including: a bare cell; a holder disposed at an end of the bare cell, having a connection groove on a side surface thereof; a protection circuit board seated in the holder; and an outer case disposed upon a side of the bare cell, having a connection protrusion mated with the connection groove, to secure the holder. Another battery pack includes: a bare cell including an electrode assembly and an cell case to accommodate the electrode assembly, including an outer casing and a inner casing, the cell case having a connection protrusion disposed at an edge of at least one of the outer and inner casings; a holder disposed at an end of the bare cell, having a connection groove to mate with the connection protrusion and thereby secure the holder; and a protection circuit board seated in the holder. | 2008-11-27 |
20080292956 | SECONDARY BATTERY - A secondary battery is provided, which has an improved structure of a can or a case to make an outer thickness of the secondary battery uniform. The secondary battery includes: a bare cell including an electrode assembly and a can or a pouch-shaped casing accommodating the electrode assembly; a protection circuit board disposed at a side of the bare cell; and a label adhered on a side surface of the bare cell, wherein the can or pouch-shaped casing has a stepped portion. Further, another secondary battery includes: a bare cell including an electrode assembly and a can or a pouch-shaped casing accommodating the electrode assembly; a protection circuit board disposed at a side of the bare cell; an outer case member disposed at a side surface of the bare cell; and a label adhered on the outer case member, wherein the outer case member has a stepped portion. | 2008-11-27 |
20080292957 | Surface-Treated Steel Sheet for Battery Cases, a Battery Case and a Battery Using It - A bakery case-use surface-treated steel sheet excellent in battery performance, a battery case and a battery using it. The battery case is obtained by forming, on the Surface corresponding to a battery case of a inner surface of a steel sheet to be plated a surface-treated steel sheet having a nickel-plated layer as a lower layer and a nickel-phosphorus alloy plated layer or a nickel-cobalt-phosphorus alloy plated layer as an upper layer by a deep drawing method, a DI (drawing and ironing) method or a DTR (drawing thin and redraw) method. | 2008-11-27 |
20080292958 | INSULATIVE FEEDTHROUGH ASSEMBLY FOR ELECTROCHEMICAL DEVICES - An insulative feedthrough receives an electrical lead therethrough and includes a ferrule having first and second open ends and an interior surface. At least one polymeric guide member is positioned substantially within the first end of the ferrule and has an aperture therethrough for receiving the lead. An insulating material is deposited in the ferrule through the second end for sealingly engaging the lead and the interior surface of the ferrule. | 2008-11-27 |
20080292959 | Positive Electrode and Non-Aqueous Electrolyte Secondary Battery Using the Same - An object of the invention is to provide a positive electrode of an inexpensive material capable of sufficiently storing and releasing ions, and another object is to provide an inexpensive non-aqueous electrolyte secondary battery that allows reversible charge and discharge to be carried out. The positive electrode according to the invention includes an oxide containing potassium and manganese, and the non-aqueous electrolyte secondary battery according to the invention includes a positive electrode, a negative electrode, and a non-aqueous electrolyte containing potassium ions. The positive electrode includes an oxide containing potassium and manganese. | 2008-11-27 |
20080292960 | Nickel hydroxide powder, nickel oxyhydroxide powder, method for producing these and alkaline dry battery - In order to provide an alkaline dry battery having excellent heavy load discharge characteristics, suppressed polarization at the time of heavy load pulse discharge, and excellent heavy load discharge characteristics after high temperature storage, a nickel oxyhydroxide powder having a tap density of 2.1 to 2.7 g/cm | 2008-11-27 |
20080292961 | LITHIUM-ION SECONDARY BATTERY - The present invention provides a lithium-ion secondary battery which can suppress internal resistance to a small value. The lithium-ion secondary battery includes a winding group obtained by winding a positive electrode plate and a negative electrode plate via a separator. An end portion of a positive electrode mixture non-application portion | 2008-11-27 |
20080292962 | POUCH-TYPE SECONDARY BATTERY - A pouch-type secondary battery including: an electrode assembly comprising a positive electrode plate, a negative electrode plate and a separator; a negative electrode tab electrically connected to the negative electrode plate and having a first tab tape; and a positive electrode tab electrically connected to the positive electrode plate and having a second tab tape wherein one or two of end portions which the positive electrode tab crosses are located inside a sealing portion. | 2008-11-27 |
20080292963 | CURRENT COLLECTOR FOR NONAQUEOUS SOLVENT SECONDARY BATTERY, AND ELECTRODE AND BATTERY, WHICH USE THE CURRENT COLLECTOR - A current collector for a nonaqueous solvent secondary battery, which includes: a first metal layer; and a second metal layer stacked on a surface of the first metal layer, is composed so that a Young's modulus (E | 2008-11-27 |
20080292964 | Perfluorinated Membranes and Improved Electrolytes for Redox Cells and Batteries - A vanadium redox cell having a positive half cell containing a positive half cell solution comprising a supporting electrolyte selected from H | 2008-11-27 |
20080292965 | RECHARGEABLE LITHIUM ION BATTERY AND METHOD FOR PRODUCING THE SAME - The present invention relates to a rechargeable lithium ion battery having an electrode plate with a high active material density and high electrolyte permeability. Upon producing the rechargeable lithium ion battery, hollow resin particles that can be collapsed by rolling are incorporated in a positive electrode mixture layer or a negative electrode mixture layer before the electrode mixture layer is rolled. The hollow resin particles are collapsed in the course of rolling the positive electrode mixture layer or the negative electrode mixture layer, so that the active material density can be easily increased. Further, the collapsed resin particles form unevenness on the surface of the electrode plate and also form open pores in the electrode plate, so that electrolyte permeability can be enhanced. As a result, the discharge capacity and rate characteristics of rechargeable lithium ion batteries can be increased. | 2008-11-27 |
20080292966 | ELECTRODE ASSEMBLY AND SECONDARY BATTERY USING THE SAME - An electrode assembly and a secondary battery including the same. The electrode assembly includes: a positive electrode plate including a positive electrode active material applied to a positive electrode collector; a negative electrode plate including a negative electrode active material applied to a negative electrode collector; a separator disposed between the positive electrode plate and the negative electrode plate; and a ceramic layer disposed on a portion of the positive or negative electrode plate, adjacent to an outer surface of the electrode assembly. The positive electrode plate, the negative electrode plate, ceramic layer, and the separator are wound together. The ceramic layer prevents a short-circuit between the positive electrode plate and the negative electrode plate, and extends along between about 40% and 90% of the length of the positive or negative electrode plate, from a winding end thereof. | 2008-11-27 |
20080292967 | Method and Device for Producing a Battery and Battery - A method and a device for manufacturing a battery having a plurality of electrodes, wherein the method includes the step of forming non-formed active material on each electrode. The invention is distinguished in that the electrodes and thereby initially non-formed active material are held under a mechanical pressure during the formation step in order to limit the volume change of the active material during this step. The invention also concerns a battery. | 2008-11-27 |
20080292968 | Organic/Inorganic Composite Separator Having Morphology Gradient, Manufacturing Method Thereof and Electrochemical Device Containing the Same - Disclosed is an organic/inorganic composite separator including: a porous substrate having pores; and a porous active layer containing a mixture of inorganic particles and a binder polymer with which at least one surface of the porous substrate is coated. The organic/inorganic composite separator of the present invention may be useful to enhance peeling and scratch resistances and improve a lamination characteristic by introducing a porous active layer onto a porous substrate having pores, the porous active layer having heterogeneity of morphology toward a thickness direction in which a content ratio of the binder polymer/inorganic particles present in a surface layer is higher than that of the binder polymer/inorganic particles present inside the surface layer. Accordingly, the stability and performances of a battery can be improved together since the detachment of inorganic particles from the porous active layer may be reduced during the assembly process of the electrochemical device. | 2008-11-27 |
20080292969 | GEL ELECTROLYTE SECONDARY BATTERY - A gel electrolyte secondary battery includes a positive electrode, a negative electrode containing a binder-containing negative electrode mixture and a gel non-aqueous electrolyte, wherein the binder contains polyvinylidene fluoride and polyacrylonitrile or a styrene-butadiene rubber. | 2008-11-27 |
20080292970 | ELECTROLYTIC SOLUTION AND BATTERY - A battery capable of improving cycle characteristics is provided. A separator arranged between a cathode and an anode is impregnated with an electrolytic solution. The electrolytic solution includes: a solvent; and an electrolytic salt, in which the solvent includes a compound having a difluoroalkene structure. The content of the compound having a difluoroalkene structure in the solvent is within a range from 1 wt % to 5 wt % both inclusive. | 2008-11-27 |
20080292971 | ELECTROLYTIC SOLUTION AND BATTERY - A battery capable of improving high-temperature characteristics is provided. The battery includes a cathode, an anode and an electrolytic solution. A separator provided between the cathode and the anode is impregnated with the electrolytic solution. A solvent of the electrolytic solution includes a main solvent such as a cyclic carbonate which includes halogen and a sub solvent such as carbonate dimer. | 2008-11-27 |
20080292972 | RECHARGEABLE LITHIUM BATTERY - A rechargeable lithium battery including: a negative electrode comprising lithium-vanadium oxide having the following Formula 1 and being capable of intercalating and deintercalating lithium ions, and a carbon-based material; a positive electrode comprising a positive active material capable of intercalating and deintercalating lithium ions; and an electrolyte comprising a monomer including alkylene oxide and a reactive double bond, a lithium salt, and a non-aqueous organic solvent. | 2008-11-27 |
20080292973 | Method for etching using a multi-layer mask - A method of dry developing a multi-layer mask on a substrate is described. The method comprises forming the multi-layer mask on the substrate, wherein the multi-layer mask comprises a lithographic layer overlying a second mask layer. A feature pattern is then formed in the lithographic layer using a lithographic process, wherein the feature pattern comprises a first critical dimension (CD). Thereafter, the feature pattern is transferred from the lithographic layer to the second mask layer using a dry plasma etching process, wherein the dry plasma etching process comprises introducing a process gas, forming plasma from the process gas, and exposing the substrate to the plasma. During the pattern transfer, the first CD in the lithographic layer is reduced to a second CD in the silicon-containing layer. | 2008-11-27 |
20080292974 | EXPOSURE PROCESS AND PHOTOMASK SET USED THEREIN - An exposure process is described, for defining in a photoresist layer a plurality of first patterns having a first pitch and a second pattern between them that is wider than one first pattern. A first exposure step is conducted to the photoresist layer with a first photomask that has a plurality of the first patterns without a second pattern between them, wherein the first patterns on the first photomask have the first pitch only. A second exposure step is conducted to the photoresist layer with a second photomask that has a third pattern narrower than the second pattern at a position corresponding to the second pattern. The exposure dose of the first or second exposure step alone is not sufficient to define any pattern in the photoresist layer. | 2008-11-27 |
20080292975 | Device manufacturing method, method of making a mask, and mask - In a lithographic device manufacturing method, sub-resolution assist features are provided to equalize the intensities of the diffraction orders that form the image of the pattern on the substrate. In the case of bright lines against a dark field used with a positive tone resist for forming trenches at or near resolution, the assist features may comprise narrow lines equidistantly between the feature lines. In this way an improvement of exposure latitude may be obtained without reduction of DOF. | 2008-11-27 |
20080292976 | PATTERN FORMING METHOD, PATTERN FORMED THEREBY, MOLD, PROCESSING APPARATUS, AND PROCESSING METHOD - A pattern forming method includes a step of forming a pattern of a resist on a surface of a thin film formed on the base material; a step of forming a reverse layer on the pattern of the resist; a step of forming a reverse pattern, of the reverse layer complementary to the pattern of the resist by removing the resist after removing the reverse layer to expose a surface of the resist; a step of forming a hard mask layer including the thin film, on which the reverse layer is formed, by etching the thin film through the reverse pattern of the reverse layer as a mask; and a step of etching the base material through, as a mask, the hard mask layer on which the reverse layer remains or the hard mask layer on which the reverse layer has been removed. | 2008-11-27 |