32nd week of 2014 patent applcation highlights part 48 |
Patent application number | Title | Published |
20140220382 | HIGH STRENGTH GALVANIZED STEEL SHEET EXCELLENT IN TERMS OF COATING ADHESIVENESS AND METHOD FOR MANUFACTURING THE SAME - A high strength galvanized steel sheet excellent in coating adhesiveness is made from a base material that is a high strength steel sheet containing Si, Mn, and Cr. A method includes performing an oxidation treatment on steel containing Si, Mn, and Cr in an oxidation furnace under the condition that a selected exit temperature T, reduction annealing and a galvanizing treatment, or optionally, further an alloying treatment under conditions that heating is performed at a temperature of 460° C. or higher and 600° C. or lower for an alloying treatment time of 10 seconds or more and 60 seconds or less. | 2014-08-07 |
20140220383 | HOT-DIP GALVANIZED STEEL SHEET AND PRODUCTION METHOD THEREFOR - Provided are a high-strength hot-dip galvanized steel sheet having excellent formability and a tensile strength of 440 MPa or more and a method for manufacturing the same. A steel sheet has a microstructure containing a ferrite phase having an area fraction of 60% or more, a pearlite phase having an area fraction of 20% to 30%, and a bainite phase having an area fraction of 1% to 5%, the area fraction of a cementite phase present in a grain of the ferrite phase being 5% or less. Upon manufacture, a hot-rolled sheet or a cold-rolled sheet is heated to a temperature of 650° C. or higher at an average heating rate of 10° C./s or more, is held at a temperature of 700° C. to (Ac | 2014-08-07 |
20140220384 | ALLOY, PROTECTIVE LAYER AND COMPONENT - Known protective layers having a high Cr-content and a silicone in addition, form brittle phases that embrittle further under the influence of carbon during use. The protective layer according to the invention is composed of 22% to 26% cobalt (Co), 10.5% to 12% aluminum (Al), 0.2% to 0.4% Yttrium (Y) and/or at least one equivalent metal from the group comprising Scandium and the rare earth elements, 15% to 16% chrome (Cr), optionally 0.3% to 1.5% tantal, the remainder nickel (Ni). | 2014-08-07 |
20140220385 | MR Enhancing Layer (MREL) For Spintronic Devices - The performance of an MR device has been improved by inserting one or more Magneto-Resistance Enhancing Layers (MRELs) into approximately the center of one or more of the magnetic layers such as an inner pinned (AP1) layer, spin injection layer (SIL), field generation layer (FGL), and a free layer. An MREL is a layer of a low band gap, high electron mobility semiconductor such as ZnO or a semimetal such as Bi. The MREL may further comprise a first conductive layer that contacts a bottom surface of the semiconductor or semimetal layer, and a second conductive layer that contacts a top surface of the semiconductor or semimetal layer. | 2014-08-07 |
20140220386 | SUBSTRATE FOR MAGNETIC DISK AND MAGNETIC DISK - The shape and number of surface defects are controlled so that the occurrence of failure is suppressed in an HDD device in which a magnetic head with a very small flying height, such as a DFH head, is mounted. | 2014-08-07 |
20140220387 | BATTERY PACK - Provided is a battery pack. The battery pack includes; a first battery cell and a second battery cell; a protection circuit module (PCM) that is located between the first and second battery cells and is electrically connected to the first and second battery cells; a thermal sensor that is electrically connected to the PCM and measures a temperature of the first battery cell; and a frame that accommodates the first battery cell, the second battery cell, and the PCM, wherein the frame includes a seating unit on which the PCM is seated, and the seating unit comprises a hole for inserting the thermal sensor to fix a position of the thermal sensor. Accordingly, damage to the thermal sensor is prevented and reliability of the thermal sensor is increased. | 2014-08-07 |
20140220388 | BATTERY PACK - A battery pack including a plurality of battery cells; a protective circuit module electrically connected to the plurality of battery cells, the protective circuit module being for establishing an electrical connection with an external electronic device; a case accommodating the plurality of battery cells and the protective circuit module, the case including a first case and a second case coupled to the first case; an adhesive sheet attached to at least a portion of an outer surface of the case, the adhesive sheet including a base sheet and a bubble prevention part on the base sheet; and a protective cover interposed between the protective circuit module and the adhesive sheet. | 2014-08-07 |
20140220389 | BATTERY PACK - A battery pack is disclosed. In one aspect the battery pack includes a battery cell including an electrode assembly and a pouch that seals the electrode assembly and a frame that accommodates the battery cell, wherein the frame comprises i) a main frame that surrounds the battery cell and ii) a rib that crosses the main frame. The pouch includes i) a pair of side-wing units each having a shape substantially similar to a side surface of the battery cell and extending in a direction and ii) a terrace unit connected to the side-wing units. Each of the side-wing units includes an extension unit that extends on the terrace unit along the direction. The frame includes an insertion unit into which the extension unit is inserted, and the rib is located on the terrace unit. According to embodiments, the capacity of the battery pack increases. | 2014-08-07 |
20140220390 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack configured to prevent a frame from being damaged due to external impact forces while insulating a protection circuit module from short circuit is described. In an exemplary embodiment, the rechargeable battery pack may include a plurality of unit cells made up of a rechargeable battery connected to a frame which accommodates and supports the unit cells and having a loading portion sandwiched between the unit cells. The rechargeable battery pack may further comprise an electrically insulating holder connected to a loading portion, and a protection circuit module electrically connected to the unit cells and installed into the holder. | 2014-08-07 |
20140220391 | POWER SOURCE APPARATUS, AND VEHICLE AND POWER STORAGE DEVICE EQUIPPED WITH THAT POWER SOURCE APPARATUS - A power source apparatus provided with a battery stack having a plurality of rectangular shaped rechargeable battery cells stacked together, a circuit board carrying electronic circuitry electrically connected with the rechargeable battery cells, a circuit board holder disposed on the upper surface of the battery stack that establishes circuit board storage space to hold the circuit board, and a conducting shield plate installed on top of the circuit board holder that closes-off at least the upper surface of the circuit board storage space holding the circuit board inside. | 2014-08-07 |
20140220392 | Prussian Blue Analogue Anodes for Aqueous Electrolyte Batteries - A system and method producing electrodes in an aqueous electrolyte battery that maximizes energy storage, reduces electrochemical decomposition of the electrolyte, and uses Prussian Blue analogue materials for both electrodes, with an anode electrode including an electrochemically active hexacyanometalate group having two possible redox reactions of different potentials. These potentials may be tuned by substituting different electrochemically inactive components. | 2014-08-07 |
20140220393 | LITHIUM ION SECONDARY BATTERY - A battery using an active material that can function as a secondary battery has been developed by using the same material as active material of the positive electrode and the negative electrode, and a nonpolar secondary battery has been constructed. Because the terminal electrodes are not distinguished, there is no need to be aware of the mounting direction, so that the mounting process can be simplified. Also, because the positive layer and the negative layer do not need to be separately constructed, the battery manufacturing process can be simplified. Further, by connecting the nonpolar secondary batteries in series and modifying the connection of the lead-out electrodes extending from the points of connection, a battery with a different output voltage or a different battery capacity can be configured. | 2014-08-07 |
20140220394 | SECONDARY BATTERY OF EXCELLENT PRODUCTIVITY AND SAFETY - Disclosed is a secondary battery having a structure in which a jelly-roll having a cathode/separator/anode structure is mounted in a cylindrical battery case, wherein a plate-shaped insulator mounted on the top of the jelly-roll includes a perforated inlet enabling gas discharge and penetration of electrode terminals, and a plurality of fine pores that allow permeation of an electrolyte solution, but do not allow permeation of foreign materials having a size of 100 μm or higher. | 2014-08-07 |
20140220395 | LID FOR A BATTERY CASE - In a lid for a battery case where an annular thin portion is formed integrally with a lid main body by coining, a pair of ribs formed integrally with the lid main body so as to bulge from the lid main body and extending in a short direction of the lid main body are disposed on both sides of the annular thin portion in a long direction of the lid main body. | 2014-08-07 |
20140220396 | BATTERY PACK - A battery pack including an upper battery module including a plurality of upper battery cells arranged in one direction, the plurality of upper battery cells having upper terminal portions, an upper bus-bar electrically connecting the upper terminal portions, and an upper housing accommodating the plurality of upper battery cells therein; and a lower battery module including a plurality of lower battery cells arranged in the one direction, the plurality of lower battery cells having lower terminal portions, a lower bus-bar electrically connecting the lower terminal portions, and a lower housing accommodating the plurality of lower battery cells therein, wherein a space portion is formed at one end of any one of the upper and lower battery modules, and a controller is positioned in the space portion. | 2014-08-07 |
20140220397 | THERMAL TRANSFER DEVICE, TEMPERATURE-CONTROL PANEL, AND ENERGY STORAGE DEVICE - A thermal transfer device for generating a thermal transfer between an energy store and a temperature-control panel for the temperature-control of the energy store. The thermal transfer device has a thermal insulation layer made of an unevenly distributed insulation material and a tolerance compensating layer made of a compressible material for compensating different material strengths of the thermal insulation layer. | 2014-08-07 |
20140220398 | Spring Loaded Rechargeable Battery Assembly - A spring loaded rechargeable battery assembly is an apparatus that incorporates a particularly designed attachment mount in order to electrically engage a plurality of electronic cigarette/vaporizer components as part of a modular system. The apparatus utilizes an upper housing assembly, a retractable contact assembly, a battery control unit, a battery cell, a housing sleeve, and a lower housing assembly in order to function properly. Through the configuration of the upper housing assembly and the retractable contact plate, the spring loaded rechargeable battery assembly is able to form a preconfigured attachment mount that accommodates various fastener types but additionally includes an elastic pin system that engages vaporizer assembly terminals of various heights and widths. | 2014-08-07 |
20140220399 | LITHIUM SECONDARY CELL ARRAY - The invention relates to a lithium secondary cell array in a cylindrical design, comprising a winding mandrel and a winding packet, which contains foil-like coated strips and contacting strips that form the electric cell structure consisting of anode, cathode and separator. The cell array further comprises outer electrical connecting means that comprise pole caps. According to the invention, the winding mandrel consists of an insulating material and has a through-channel extending in the longitudinal axis direction. The winding mandrel is connected to an inner pole cap at each end, the pole caps likewise having a respective through-channel. In addition, one outer pole cap having a through-passage is respectively provided, which surrounds the winding packet circumferentially at leat in the edge region, wherein several radially arranged force-fit connecting means, each acting between the outer and the inner pole cap, are used to fix the winding packet and achieve the electrical contacting between the contacting strips and the outer pole cap. | 2014-08-07 |
20140220400 | CABLE-TYPE SECONDARY BATTERY CAPABLE OF WIRELESS CHARGE - The present invention provides a cable-type secondary battery capable of wireless charge. The cable-type secondary battery according to the present invention can be applied in a wireless charging method, thereby being conveniently charged as compared with conventional batteries which are charged with wires, and has an outer current collector configured in a wound form, which can overcome the problem of local charge caused by the shape of conventional cable-type batteries. Also, the outer current collector configured in a wound form acts as a current of electrodes, and also can act as a charger which generates a current by external magnetic field, thereby simplifying battery configuration. | 2014-08-07 |
20140220401 | BATTERY HAVING ENHANCED ELECTRICAL INSULATION CAPABILITY - Disclosed is a battery including a cathode in which cathode active-material coating layers provided on both surfaces of a cathode collector are longitudinally deviated from each other, and an anode having at least one anode active-material coating layer provided on an anode collector, the cathode and anode being wound to face each other with a separator interposed therebetween. At least one of a winding beginning portion and winding ending portion of the cathode is provided with a cathode uncoated part for installation of a cathode lead. An insulator tape is attached to the boundary of the cathode active-material coating layer at a position where the anode active-material coating layer faces a non-coating part of the cathode not containing the cathode active-material coating layer, achieving enhanced electrical insulation capability and consequential safety of the battery. | 2014-08-07 |
20140220402 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - The nonaqueous electrolyte secondary battery | 2014-08-07 |
20140220403 | BATTERY PACK ASSEMBLY AND ELECTRONIC DEVICE HAVING THE SAME - A battery pack assembly includes a battery pack and an attachable-detachable portion. The battery pack has a first magnetic portion. The attachable-detachable portion has a second magnetic portion magnetically coupled to the first magnetic portion and attaches and detaches the battery pack. Accordingly, it is possible to provide a battery pack assembly and an electronic device having the same, in which the attachable-detachable portion and the battery pack are coupled to each other using the magnetic coupling between the first and second magnetic portions, so that it is possible to firmly perform coupling between the attachable-detachable portion and the battery pack and to easily separate the battery pack from the electronic device. | 2014-08-07 |
20140220404 | BATTERY ASSEMBLY - A spacer interposed between first and second unit cells has alternately arranged first and second corrugated portions. Each of the corrugated portions has first and second protrusions alternately and repeatedly formed continuously in a vertical direction. Each of the first protrusions protrudes from a center in a thickness direction toward the first unit cell so as to define a clearance functioning as a cooling passage between the second unit cell and the first protrusion. Each of the second protrusions protrudes from the center in the thickness direction toward the second unit cell so as to define a clearance functioning as a cooling passage between the first unit cell and the second protrusion. The arrangement phases of the first and second protrusions are different from each other in the first and second corrugated portions. A cooling medium flowing in the cooling passages is alternately brought into contact with the first and second unit cells, thus achieving the uniform cooling efficiency with respect to the unit cells. | 2014-08-07 |
20140220405 | BATTERY SYSTEM WITH ABSORPTION DEVICE - A battery system having a plurality of cells in a battery housing, and an absorption device arranged in the battery housing to absorbs fluid that has escaped in the battery housing. | 2014-08-07 |
20140220406 | CONDUCTIVE CONNECTION STRUCTURE FOR SECONDARY BATTERIES - A conductive connection structure for secondary batteries employs conductive portions disposed under two lateral sides of a cover plate to conductively connect to at least one battery cell. The conductive portions disposed under the two lateral sides of the cover plate are bendable, and the conductive portions are bent toward outer sides of the cover plate, so that the conductive portions are disposed horizontally; a connecting portion is extended upward respectively from an anode and a cathode terminals on two lateral sides of each of the battery cells, and the connecting portions and the conductive portions are electrically connected. By modifying the design of the connection structure of the battery cells and the two conductive portions under the cover plate, a time for soldering the battery cells and the conductive portions for conductive connection is reduced, the connection is tighter and more reliable and manpower cost is reduced. | 2014-08-07 |
20140220407 | Method of Manufacturing Solid Type Secondary Battery and Solid Type Secondary Battery Based on the Same - A method of manufacturing a solid type secondary battery and a solid type secondary battery manufactured using the same, in which positive and negative electrodes include silicon carbide and silicon nitride, nonaqueous electrolyte includes ion exchange resin or ion exchange inorganic substance, the method including the steps of manufacturing a positive electrode print layer | 2014-08-07 |
20140220408 | Paper-Based Lithium- Ion Batteries - A flexible paper based battery system with a first a least partially electrically conductive nanomaterial infused paper sheet combined with a first lithium metal oxide electrode sheet disposed in an interference fit between the first infused paper sheet and a dielectric sheet, and a second at least partially electrically conductive nanomaterial infused paper sheet combined with a second lithium metal oxide electrode sheet disposed in an interference fit between the second infused paper sheet and the dielectric sheet. Where the first lithium metal oxide electrode sheet and the second lithium metal oxide sheet are different compositions. | 2014-08-07 |
20140220409 | Individual Cell for a Battery, and a Battery - A single cell for a battery includes an electrode foil stack situated in a housing formed from two enveloping metal sheets and a frame that electrically insulates the two enveloping metal sheets from one another. Current discharge tabs of electrode foils of one polarity are connected to one another to form a pole contact, and the respective pole contact is connected to an enveloping metal sheet, and an enveloping metal sheet in each case forms an electrical pole of the single cell. The current discharge tabs of the same polarity are led out in each case at a pole side of the electrode foil stack and connected to one another in a middle area of the pole side. The pole contacts are angled parallel to the pole side, in particular with respect to one-half of the particular pole side, and are connected to an enveloping metal sheet. | 2014-08-07 |
20140220410 | BATTERY CELL SEPARATORS - A battery cell separator includes a body having front and rear sides for being stacked against respective battery cells. The body has a cross-section between the front and rear sides. The cross-section may have a saw-wave pattern, a square-wave pattern, or a sine-wave pattern. | 2014-08-07 |
20140220411 | SEPARATOR FOR ELECTROCHEMICAL DEVICE AND ELECTROCHEMICAL DEVICE INCLUDING THE SEPARATOR - Disclosed is a method for manufacturing a separator. The method includes (S1) preparing a porous planar substrate having a plurality of pores, (S2) preparing a slurry containing inorganic particles dispersed therein and a polymer solution including a first binder polymer and a second binder polymer in a solvent, and coating the slurry on at least one surface of the porous substrate, (S3) spraying a non-solvent incapable of dissolving the second binder polymer on the slurry, and (S4) simultaneously removing the solvent and the non-solvent by drying. According to the method, a separator with good bindability to electrodes can be manufactured in an easy manner. In addition, problems associated with the separation of inorganic particles in the course of manufacturing an electrochemical device can be avoided. | 2014-08-07 |
20140220412 | BATTERY PACK - A battery pack includes a plurality of battery cells; and a case, the case including a first case and a second case, the second case being combined with the first case to accommodate the battery cells therebetween. The case may include a combining unit and a separation prevention unit, the combining unit and the separation prevention unit being disposed in different locations in the case, the combining unit being configured to combine the first case and the second case with each other, and the separation prevention unit being configured to prevent separation of the combining unit. | 2014-08-07 |
20140220413 | BATTERY PACK AND METHOD FOR MANUFACTURING THE SAME - A battery pack includes a first battery and a second battery each having a bent part at one side; and an adhesion member interposed between the bent part of the first battery and the bent part of the second battery and adhering the bent part of the first battery to the bent part of the second battery. | 2014-08-07 |
20140220414 | CAP COVER AND BATTERY PACK INCLUDING THE SAME - A cap cover and a battery pack including the cap cover are provided. The cap cover includes: a first plate which is formed in a first direction; a second plate which is formed in a second direction; and a third plate which is formed in a third direction. The first and third plates have a step difference due to the second plate and cover upper surfaces of a plurality of battery cells arranged to have a step difference, and the second plate covers a side exposed through the step difference of the battery cells. | 2014-08-07 |
20140220415 | BATTERY MODULE - A battery module includes a plurality of battery cells, each battery cell including a cap plate on an upper surface thereof, a first insulation member covering the cap plate, and a second insulation member covering side surfaces of the battery cell, the second insulation member having at least one portion contacting the first insulation member. | 2014-08-07 |
20140220416 | ELECTRODE, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, an electrode includes a current collector and an active material-including layer. The active material-including layer includes a first layer and a second layer. The first layer is provided on a surface of the current collector and includes lithium titanium oxide having a spinel structure. The second layer is provided on the first layer and includes a monoclinic β-type titanium composite oxide. | 2014-08-07 |
20140220417 | HETEROAROMATIC-BASED ELECTROLYTES FOR LITHIUM AND LITHIUM-ION BATTERIES - The present invention provides an electrolyte for lithium and/or lithium-ion batteries comprising a lithium salt in a liquid carrier comprising heteroaromatic compound including a five-membered or six-membered heteroaromatic ring moiety selected from the group consisting of a furan, a pyrazine, a triazine, a pyrrole, and a thiophene, the heteroaromatic ring moiety bearing least one carboxylic ester or carboxylic anhydride substituent bound to at least one carbon atom of the heteroaromatic ring. Preferred heteroaromatic ring moieties include pyridine compounds, pyrazine compounds, pyrrole compounds, furan compounds, and thiophene compounds. | 2014-08-07 |
20140220418 | BATTERY MODULE - A battery module includes a casing and a plurality of battery cells installed in the casing. The casing includes a sloping side panel. Widths of the casing along a first direction become narrower gradually towards a second direction that is substantially perpendicular to the first direction. The plurality of battery cells is arranged in a plurality of columns. The plurality of columns of battery cells becomes shorter gradually towards the second direction. Each column of battery cells abuts the sloping side panel. | 2014-08-07 |
20140220419 | POWER SUPPLY DEVICE - A power supply device includes a terminal including an electrode connection part having first and second surfaces directed to opposite sides each other, a first battery cell arranged on one side based on a position of the electrode connection part, and a second battery cell arranged on the other side based on the position of the electrode connection part and stacked on the first battery cell. The first battery cell has a first electrode arranged to be superposed on the first surface of the electrode connection part. The second battery cell has a second electrode arranged to be superposed on the second surface of the electrode connection part. | 2014-08-07 |
20140220420 | POWER SUPPLY DEVICE - A power supply device includes: a battery assembly including stacked battery cells and electrodes of the battery cells, the electrodes of the adjacent battery cells being arranged to face each other; a connecting portion of an electric wire for voltage detection directly connected to a pair of the electrodes of the adjacent battery cells arranged to face each other; and an insulating block body disposed on a side on which the electrodes of the battery assembly project, including the electric wire for voltage detection wired in the insulating block body, and configured to hold the connecting portion of the electric wire for voltage detection. | 2014-08-07 |
20140220421 | ASSEMBLED BATTERY AND MANUFACTURING METHOD OF ASSEMBLED BATTERY - Provided is an assembled battery with which a wasted space can be reduced and having a large energy density. The assembled battery including a first laminated battery provided to a plurality of current collectors, a second laminated battery provided to a plurality of current collectors, and a connecting portion that bundles and connects the plurality of current collectors provided to the first laminated battery and the plurality of current collectors provided to the second laminated battery, wherein the plurality of current collectors provide to the first laminated battery and the plurality of current collectors provided to the second laminated battery are laminated and bundled in the connecting portion, and a lamination direction of the plurality of current collectors in the connecting portion and a lamination direction of the plurality of current collectors in each laminated battery are intersecting with each other. | 2014-08-07 |
20140220422 | STRETCHABLE ELECTRONIC SYSTEMS WITH FLUID CONTAINMENT - The present invention provides electronic systems, including device arrays, comprising functional device(s) and/or device component(s) at least partially enclosed via one or more fluid containment chambers, such that the device(s) and/or device component(s) are at least partially, and optionally entirely, immersed in a containment fluid. Useful containment fluids for use in fluid containment chambers of electronic devices of the invention include lubricants, electrolytes and/or electronically resistive fluids. In some embodiments, for example, electronic systems of the invention comprise one or more electronic devices and/or device components provided in free-standing and/or tethered configurations that decouple forces originating upon deformation, stretching or compression of a supporting substrate from the free standing or tethered device or device component. | 2014-08-07 |
20140220423 | BATTERY PACK - A battery pack includes a bare cell and a case portion accommodating the bare cell therein. The case portion includes a metal portion and an insulation portion covering at least one portion of the metal portion. The metal portion includes an irregularity portion. | 2014-08-07 |
20140220424 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate, a can in which the electrode assembly is accommodated, the can including an opening at one side, the opening being hermetically sealed by a cap plate, and a top plate on the cap plate. The top plate includes a first welding unit and a second welding unit that are coupled to the cap plate, and a third welding unit that is between the first welding unit and the second welding unit. The first welding unit is connected to the cap plate and includes first through third welding points. The first through third welding points collectively forming a triangular shape. | 2014-08-07 |
20140220425 | ACCUMULATOR - An accumulator includes a case accommodating an electrode assembly and electrolyte. The case includes a recess, a port, and a cap. The recess extends into a wall of the case. The port extends through the case wall in the recess. The cap is welded to the case wall around the recess to close the recess. | 2014-08-07 |
20140220426 | PHOSPHORUS CONTAINING COMPOUND, METHOD OF PREPARING SAME, AND ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - A phosphorous containing compound represented by the following Chemical Formula 1, a method of preparing the phosphorous containing compound, an electrolyte for a rechargeable lithium battery including the phosphorous containing compound, and a rechargeable lithium battery including the electrolyte. | 2014-08-07 |
20140220427 | COMPOSITION FOR GEL POLYMER ELECTROLYTE AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - Provided are a composition for a gel polymer electrolyte including i) an electrolyte solution solvent, ii) an ionizable lithium salt, iii) a polymerization initiator, and iv) a monomer having a functional group bondable to metal ions, and a lithium secondary battery including the composition for a gel polymer electrolyte. | 2014-08-07 |
20140220428 | Electrolyte for Electrochemical Battery Cell and Battery Cell Containing the Electrolyte - Electrolyte for an electrochemical battery cell, containing sulfur dioxide and a conductive salt. Improved characteristics of a cell filled with the electrolyte are achieved in that the molar concentration of hydroxide groups in the electrolyte is at most 50 mmol per liter and the molar concentration of chlorosulfonate groups in the electrolyte is at most 350 mmol per liter. | 2014-08-07 |
20140220429 | NONAQUEOUS ELECTROLYTE AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - There is provided a nonaqueous electrolyte that can suppress swelling of a nonaqueous electrolyte secondary battery. A nonaqueous electrolyte for a nonaqueous electrolyte secondary battery | 2014-08-07 |
20140220430 | BATTERY COMPRISING A COATED IRON ANODE - The present invention provides one with a battery having an iron anode, e.g., a Ni—Fe battery, having improved performance characteristics. The battery uses a particular electrolyte and/or battery separator. The resulting characteristics of efficiency, charge retention and cycle life are much improved over such batteries in the prior art. | 2014-08-07 |
20140220431 | NICKEL-IRON BATTERY WITH HIGH CYCLE LIFE - The present invention provides one with a high cycle life Ni—Fe battery. The battery uses a particular electrolyte. The resulting characteristics of cycle life, as well as power and charge retention, are much improved over conventional Ni—Fe batteries. | 2014-08-07 |
20140220432 | ELECTROLYTE FOR A NICKEL-IRON BATTERY - Providing is a battery comprising an iron anode, a nickel cathode, and an electrolyte comprised of sodium hydroxide, lithium hydroxide and a soluble metal sulfide. In one embodiment the concentration of sodium hydroxide in the electrolyte ranges from 6.0 M to 7.5 M, the amount of lithium hydroxide present in the electrolyte ranges from 0.5 to 2.0 M, and the amount of metal sulfide present in the electrolyte ranges from 1-2% by weight. | 2014-08-07 |
20140220433 | LAYERED IRON ELECTRODE - The present invention provides one with a novel coated iron electrode. Provided is an iron based electrode comprising a single layer conductive substrate coated on at least one side with a multilayered coating, with each coating layer comprising an iron active material, and preferably a binder. The coating is comprised of at least two layers. Each layer has at least a different porosity or composition than an adjacent layer. The iron based electrode is useful in alkaline rechargeable batteries, particularly as a negative electrode in a Ni—Fe battery. | 2014-08-07 |
20140220434 | NICKEL IRON BATTERY EMPLOYING A COATED IRON ELECTRODE - Provided is a Ni—Fe battery comprising a high quality, high performance iron electrode. In one embodiment the iron electrode comprises a polyvinyl alcohol binder. The iron electrode of the Ni—Fe battery comprises a single conductive substrate coated on one or both sides with an iron active material. | 2014-08-07 |
20140220435 | CONTINUOUS COATED IRON ELECTRODE - Provided is a high quality and high performance iron electrode, which is prepared by a continuous process. The process comprises preparing a formulation comprising an iron active material and a binder, and coating a continuous substrate material on at least one side with the formulation. The coated continuous substrate material is dried, compacted and blanked. A tab is then attached to the electrode. In one embodiment, the iron electrode comprises a PVA binder. | 2014-08-07 |
20140220436 | METHOD FOR PRODUCING ELECTRODE ASSEMBLY, ELECTRODE ASSEMBLY, AND LITHIUM BATTERY - A method for producing an electrode assembly, including a porous active material molded body, a solid electrolyte layer covering the surface of the active material molded body including the inside of each pore of the active material molded body, and a current collector in contact with the active material molded body exposed from the solid electrolyte layer, includes obtaining the active material molded body by heating a porous body formed using an active material at a temperature of 850° C. or higher and lower than the melting point of the active material, and forming the solid electrolyte layer by applying a liquid containing a constituent material of an inorganic solid electrolyte to the surface of the active material molded body including the inside of each pore of the active material molded body in a structure body including the active material molded body, and then performing a heat treatment. | 2014-08-07 |
20140220437 | NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK AND VEHICLE - A nonaqueous electrolyte battery includes a negative electrode including a current collector and a negative electrode active material having a Li ion insertion potential not lower than 0.4V (vs. Li/Li | 2014-08-07 |
20140220438 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND CATHODE SHEET THEREFOR - The invention provides a nonaqueous electrolyte secondary battery having a cathode and an anode arranged so as to be opposite to each other, and an electrolyte layer put therebetween;
| 2014-08-07 |
20140220439 | COMPOSITE PROTECTIVE LAYER FOR LITHIUM METAL ANODE AND METHOD OF MAKING THE SAME - The present disclosure relates to protected metal anode architecture and method of making the same, providing a protected metal anode architecture comprising a metal anode; and a composite protection film formed over and in direct contact with the metal anode, wherein the metal anode comprises a metal selected from the group consisting of an alkaline metal and an alkaline earth metal, and the composite protection film comprises particles of an inorganic compound dispersed throughout a matrix of an organic compound. The present disclosure also provides a method of forming a protected metal anode architecture. | 2014-08-07 |
20140220440 | COATED IRON ELECTRODE AND METHOD OF MAKING SAME - Provided is an iron based electrode comprising a single layer of a conductive substrate coated on at least one side with a coating comprising an iron active material and a binder. The iron based electrode is useful in a Ni—Fe battery as the anode. The electrode can also be prepared by continuously coating each side of the substrate with a coating mixture comprising the iron active material and binder. | 2014-08-07 |
20140220441 | IRON ELECTRODE EMPLOYING A POLYVINYL ALCOHOL BINDER - The present invention provides one with an iron electrode employing a binder comprised of polyvinyl alcohol (PVA) binder. In one embodiment, the invention comprises an iron based electrode comprising a single layer of a conductive substrate coated on at least one side with a coating comprising an iron active material and a binder, wherein the binder is PVA. This iron based electrode is useful in alkaline rechargeable batteries, particularly as a negative electrode in a Ni—Fe battery. | 2014-08-07 |
20140220442 | LITHIUM SECONDARY BATTERY AND METHOD OF MANUFACTURING SAME - A lithium secondary battery provided by this invention has electrodes and configured in a structure in which active material layers, including active materials and binders, are held by collectors. The active material of at least one of the positive electrode and the negative electrode of the electrodes is formed from a metal compound which stores and releases lithium ions through conversion reactions. The lithium secondary battery includes a polyimide-base resin as a binder. | 2014-08-07 |
20140220443 | STORAGE ELEMENT AND PROCESS FOR THE PRODUCTION THEREOF - A storage element for a solid electrolyte battery is provided, having a main member of a porous ceramic matrix in which particles, that are made of a metal and/or a metal oxide and jointly form a redox couple, are embedded, the particles having a lamellar shape. | 2014-08-07 |
20140220444 | METHOD OF PREPARING IRON OXIDE NANOPARTICLES - Provided are a method of preparing iron oxide nanoparticles, iron oxide nanoparticles prepared thereby, and an anode material including the iron oxide nanoparticles. | 2014-08-07 |
20140220445 | CARBON-COATED LITHIUM IRON PHOSPHATE OF OLIVINE CRYSTAL STRUCTURE AND LITHIUM SECONDARY BATTERY USING THE SAME - Disclosed is lithium iron phosphate having an olivine crystal structure, wherein the lithium iron phosphate has a composition represented by the following Formula 1 and carbon (C) is coated on the particle surface of the lithium iron phosphate containing a predetermined amount of sulfur (S). | 2014-08-07 |
20140220446 | POSITIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERIES, POSITIVE ELECTRODE MEMBER FOR LITHIUM ION SECONDARY BATTERIES, LITHIUM ION SECONDARY BATTERY, AND METHOD FOR PRODUCING POSITIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERIES - A cathode material for a lithium ion secondary battery is a composite grain including an oxide and a carbon material. The oxide includes, as constituent elements, Li, Si and at least one of Fe and Mn. According to a measurement by an X-ray diffraction method using Cu-Kα as an X-ray source, a diffraction peak exists within a range of 2θ=33±2° and a half width of the diffraction peak is 0.55° or more. A size of the grain is 1 μm or more and 20 μm or less. | 2014-08-07 |
20140220447 | STORAGE ELEMENT FOR A SOLID ELECTROLYTE BATTERY - A storage element for a solid electrolyte battery is provided, having a main member including a porous ceramic matrix in which particles that are made of a first metal and/or a metal oxide and jointly form a redox couple are embedded. The storage element further includes particles made of another metal and/or an associated metal oxide, the other metal being electrochemically more noble than the first metal. | 2014-08-07 |
20140220448 | PRODUCTION OF NANOSTRUCTURED LI4TI5O12 WITH SUPERIOR HIGH RATE PERFORMANCE - A process of preparing nanostructured lithium titanate particles. The process contains the steps of providing a solvent containing a soft-template compound, a lithium ion-containing compound, and a titanium ion-containing compound; removing the solvent to obtain a lithium titanate precursor; and calcining the precursor followed by milling and annealing. Also disclosed is a nanostructured lithium titanate particle prepared by this process. | 2014-08-07 |
20140220449 | LITHIUM BASED ANODE WITH NANO-COMPOSITE STRUCTURE AND METHOD OF MANUFACTURING SUCH - An active anode ( | 2014-08-07 |
20140220450 | NON-AQUEOUS ELECTROLYTE FOR RECHARGEABLE MAGNESIUM ION CELL - An electrolyte for use in electrochemical cells is provided. One type of non-aqueous Magnesium electrolyte comprises: at least one organic solvent; at least one electrolytically active, soluble, inorganic Magnesium salt complex represented by the formula: Mg | 2014-08-07 |
20140220451 | HIGH-VOLTAGE LITHIUM SECONDARY BATTERY - Provided are a lithium secondary battery including a cathode, an anode, a separator, and a gel polymer electrolyte, wherein the gel polymer electrolyte includes an acrylate-based polymer and a charge voltage of the battery is in a range of 4.3 V to 5.0 V, and a method of preparing the lithium secondary battery. A high-voltage lithium secondary battery of the present invention has excellent capacity characteristics at a high voltage of 4.3 V or more. | 2014-08-07 |
20140220452 | LITHIUM SECONDARY BATTERY - Provided are a lithium secondary battery including a cathode, an anode, a separator, and a gel polymer electrolyte, wherein i) the anode includes a silicon (Si)-based anode active material, ii) the gel polymer electrolyte is formed by polymerizing a composition that includes a monomer having a functional group bondable to metal ions, and iii) a charge voltage of the battery is in a range of 3.0 V to 5.0 V. | 2014-08-07 |
20140220453 | LITHIUM-SULPHUR (LI-S)-TYPE ELECTROCHEMICAL BATTERY AND PRODUCTION METHOD THEREOF - The invention relates to a novel lithium-sulphur type electrochemical battery A. | 2014-08-07 |
20140220454 | BATTERY AND METHOD OF MANUFACTURING THE SAME - A battery capable of improving ionic conduction is provided. The battery includes a cathode, an anode, and a solid electrolyte layer. One or more of the cathode, the anode, and the solid electrolyte layer includes a solid electrolyte binder. | 2014-08-07 |
20140220455 | RECHARGEABLE LITHIUM BATTERY - A rechargeable lithium battery including a negative electrode including a silicon-based negative active material; a positive electrode including a positive active material including a sacrificial positive active material selected from lithium nickel oxides, lithium molybdenum oxides, and combinations thereof; and a non-aqueous electrolyte, is disclosed. | 2014-08-07 |
20140220456 | ENHANCED PACKING OF ENERGY STORAGE PARTICLES - The present application is generally directed to energy storage materials such as activated carbon comprising enhanced particle packing properties and devices containing the same. The energy storage materials find utility in any number of devices, for example, in electric double layer capacitance devices and batteries. Methods for making the energy storage materials are also disclosed. | 2014-08-07 |
20140220457 | POLYMERS, SUBSTRATES, METHODS FOR MAKING SUCH, AND DEVICES COMPRISING THE SAME - The present invention relates generally to substrates for making polymers and methods for making polymers. The present invention also relates generally to polymers and devices comprising the same. | 2014-08-07 |
20140220458 | MAGNESIUM FUEL CELL - The invention provides magnesium fuel cells which can prevent the self-discharge of negative electrode materials and can produce electricity stably for a long term. A magnesium fuel cell includes a negative electrode material including a magnesium alloy, and an electrolytic solution for eluting magnesium ions from the negative electrode material. The magnesium alloy contains aluminum and calcium. The electrolytic solution is preferably an aqueous sodium chloride solution, an aqueous sodium hydroxide solution, an aqueous sodium hydrogencarbonate solution, an aqueous sodium percarbonate solution, or a mixture including two or more of these solutions. | 2014-08-07 |
20140220459 | ELECTRODE MATERIAL, ELECTRODE, AND BATTERY - An electrode includes a plant-derived porous carbon material having an ability to catalyze oxygen reduction. | 2014-08-07 |
20140220460 | ELECTROLYTE FOR BATTERY CONTAINING AN IRON ELECTRODE - Provided is a battery comprising an iron electrode and an electrolyte comprised of sodium hydroxide, lithium hydroxide and a soluble metal sulfide. In one embodiment, the concentration of sodium hydroxide in the electrolyte ranges from 6.0 M to 7.5 M, the amount of lithium hydroxide present in the electrolyte ranges from 0.5 M to 2.0 M, and the amount of metal sulfide present in the electrolyte ranges from 1 to 2% by weight. | 2014-08-07 |
20140220461 | AIR BATTERY, MOBILE OBJECT COMPRISING THE AIR BATTERY AND METHOD FOR USING AN AIR BATTERY - An object of the invention is to provide an air battery that can avoid anode corrosion and withstand long-term use and storage, a mobile object including the air battery, and a method for using an air battery. Disclosed is an air battery including an air electrode, an anode, a liquid electrolyte layer and an outer case, the liquid electrolyte layer being present between the air electrode and the anode, and the outer case housing one or two or more laminates each comprising the air electrode, the anode and the liquid electrolyte layer, wherein the anode includes at least an anode active material layer and an anode current collector in order from the closest to the liquid electrolyte layer, and wherein the anode active material layer and the anode current collector are present on the upper side of the vertical direction and above the liquid electrolyte layer. | 2014-08-07 |
20140220462 | FILTER DEVICE, CONTROL VALVE COMPRISING THE FILTER DEVICE, AND FUEL CELL SYSTEM | 2014-08-07 |
20140220463 | PRESSURE FEED FLOW BATTERY SYSTEM AND METHOD - A flow battery system and method are provided. The flow battery system includes a first battery stack including a first half-cell, a first pressure feed system, including at least a first storage tank and a first booster tank to store a liquid electrolyte, designed to generate a first booster pressure in the first booster tank sufficient to force the liquid electrolyte to be fed from the first pressure feed system through the first half-cell, and a return system to return the liquid electrolyte from the first half-cell to the first pressure feed system. The return system may include a gravity feed system returning liquid electrolyte from the first half-cell to a collection tank, and a pump to return the collected liquid electrolyte from the collection tank to the first storage tank. The pressure feed flow battery system may have a two-tank, divided 2-tank, or four-tank flow battery configurations. | 2014-08-07 |
20140220464 | FUEL CELL MODULE - A fuel cell module includes a fuel cell stack, a partial oxidation reformer, and a heat exchanger. The heat exchanger is provided on one side of the fuel cell stack, and the partial oxidation reformer and the exhaust gas combustor are provided on the other side of the fuel cell stack. The partial oxidation reformer is provided around the exhaust gas combustor. The fuel cell module includes a first thermoelectric converter and a second thermoelectric converter for performing thermoelectric conversion based on a temperature difference between the combustion gas and the oxygen-containing gas. | 2014-08-07 |
20140220465 | Method For The Detection Of Fuel Cell System Short Circuits - An apparatus and method to detect a short circuit event in a fuel cell system of a vehicle. The detection relies on three existing sensors within the fuel cell system, two current sensors and a voltage sensor. A controller executes an algorithm with a set of thresholds stored in a computer readable medium to monitor the sensors to sense if any of the threshold values are crossed. If crossed, the controller may take remedial action to stop the short circuit and/or prevent damage to the fuel cell system. A mode manager may work with the controller to determine when the operating conditions of the fuel cell system are ideal for sensing for a low voltage condition indicative of a short circuit event. A pair of integrators may be electrically coupled to an alternating current sensor to differentiate a short circuit event from a high frequency resistance current. | 2014-08-07 |
20140220466 | Fuel Cell System - A fuel cell (FC) system operating as its own hydrogen leak detector. The system including at least one cathode and cathode conduit for passage of oxidant to to the cathode and a housing containing one or more FCs and defining a plenum around the FC. A ventilation system forces air from the plenum into the cathode conduit and a control system monitors the FC voltage and detects a drop in voltage attributable to hydrogen in the cathode conduit. A control system may include actual cell voltage monitoring of the FC or of one or more cells in the FC stack and a processor for receiving inputs indicative of the operation of the FC or FC stack and/or to determine an expected voltage of FC(s) being monitored and whether the difference between the actual and expected voltage(s) exceeds a predetermined threshold indicative of a predetermined level of hydrogen in the cathode conduit. | 2014-08-07 |
20140220467 | FUEL CELL SYSTEM - A fuel cell system includes: a coolant circulation passage through which a coolant for cooling a fuel cell circulates; a pump that circulates the coolant; a radiation unit that cools the coolant by discharging heat from the coolant; a bypass passage connected to the coolant circulation passage so as to bypass the radiation unit; and an open/close valve that is provided in a convergence portion where low temperature coolant that has passed through the radiation unit and high temperature coolant that has passed through the bypass passage without passing through the radiation unit converge, and that opens when a temperature of the high temperature coolant reaches or exceeds a predetermined opening temperature, whereby the low temperature coolant and the high temperature coolant converge and are supplied thus to the fuel cell, wherein a basic discharge flow of the pump is calculated in accordance with a condition of the fuel cell, and when the temperature of the low temperature coolant is lower than a predetermined temperature, a discharge flow of the pump is increased above the basic discharge flow. | 2014-08-07 |
20140220468 | SYSTEM AND METHOD FOR COOLING A FUEL CELL-POWERED VEHICLE - A fuel cell system, including a plurality of bipolar plate assemblies, each assembly including a first plate and a second plate with an internal coolant flow path disposed therebetween, a flow path for a first reactant gas on a side of the first plate opposite the internal coolant flow path, and a flow path for a second reactant gas on a side of the second plate opposite the internal coolant flow path, and a cooling system configured to place coolant in thermal communication with the plurality of bipolar plate assemblies, wherein cycling pressure differentials between the internal coolant flow path and the external reactant gas flow paths cause expansion and contraction of a volume of coolant disposed within the bipolar plate assembly, thereby pumping coolant through the cooling system. A method of cooling a fuel cell-powered vehicle is also provided. | 2014-08-07 |
20140220469 | SENSOR INTEGRATED GLASS BULB TEMPERATURE PRESSURE RELIEF DEVICE DESIGN FOR HYDROGEN STORAGE SYSTEMS - A TPRD for a high pressure storage vessel including an integrated pressure sensor cooperative with an activation mechanism and a method of monitoring a TPRD for use in a fuel cell system. The TPRD comprises a release piston, moveable between an open and a closed position, which controls the flow of gas from a fuel storage vessel through a gas outlet port. The thermally activated activation mechanism comprises a gas-inlet chamber and a liquid-filled bulb having an air bubble. Upon activation, the release piston moves from the closed position to the open position. The integrated pressure sensor detects the pressure within the TPRD. A difference in pressure between that of the fluid within the fuel storage vessel and the pressure within the TPRD provides indicia of impaired movement of the release piston. | 2014-08-07 |
20140220470 | FUEL CELL SYSTEM - A fuel cell system including a fuel cell that receives a supply of an anode gas and a cathode gas and generates power is provided. The fuel cell system includes a water content calculation unit configured to calculate a water content of the fuel cell, an internal impedance calculation unit configured to calculate an internal impedance of the fuel cell, and a starting temperature calculation unit configured to calculate a fuel cell temperature at a start of the system, based on the water content of the fuel cell as of a last time the system was stopped, and the internal impedance of the fuel cell at the start of the system. | 2014-08-07 |
20140220471 | FUEL CELL HAVING A MODULAR BASE ACTIVE AREA - A fuel cell stack includes a plurality of fuel cells arranged in a stack configuration extending along a z-axis, wherein each fuel cell includes a membrane electrode assembly interposed between a pair of bipolar plates, and each membrane electrode assembly has a total active area measured in an x-y plane that is generally perpendicular to the z-axis. Each bipolar plate includes a plurality of common passages extending generally parallel to the z-axis. The total active area of each membrane electrode assembly includes a plurality of base active areas arranged co-planar in the x-y plane along an x-axis. | 2014-08-07 |
20140220472 | COMPONENT FOR CONSTITUTING FUEL CELL - A component for constituting a fuel cell having a gasket molded integrally with an MEA in which molding of the gasket is required once, the MEA requires no through hole and requires a small fastening force when the MEA is compressed. The component comprises the MEA arranged between a pair of separators and compressed when a cell is assembled; a rubber impregnated portion formed by impregnating the outer peripheral portion of the MEA with a gasket molding material, i.e. a part of rubber; a flat gasket portion composed of the rubber molded integrally on the outer circumferential side of the rubber impregnated portion; a lip formed on the flat gasket portion; and a recess as a clearance when the lip is compressed. The portion impregnated with rubber and the flat gasket portion has a thickness (d | 2014-08-07 |
20140220473 | Fuel Cell Assembly - The invention relates to fuel cell assemblies, and in particular to improvements relating to sealing of such assemblies, embodiments of which include a fuel cell assembly ( | 2014-08-07 |
20140220474 | CATALYST PARTICLES, CATALYST INK, ELECTRODE CATALYST LAYER FOR FUEL CELLS, MEMBRANE ELECTRODE ASSEMBLY, POLYMER ELECTROLYTE FUEL CELL, METHOD FOR PRODUCING CATALYST PARTICLES AND METHOD FOR PRODUCING CATALYST INK - Catalyst particles includes a catalyst material and carbon particles supporting the catalyst material. The catalyst particles has a water content of 4.8 mass % or more and 20 mass % or less. A manufacturing method of catalyst particles includes exposing catalyst particles, which are carbon particles supporting a catalyst material, to a humidified atmosphere, prior to dispersing the carbon particles and a polymer electrolyte in a solvent for a catalyst ink. | 2014-08-07 |
20140220475 | Catalyst Assembly Including an Intermetallic Compound of Iridium And Tungsten - A catalyst assembly having a substrate including an intermetallic compound of W and Ir. The weight ratio of W to Ir is in a range between a first ratio and a second ratio. A catalyst includes at least one noble metal is supported on and contacts the substrate. The first ratio may be in the range of 48:52 and the second ratio may be in the range of 51:49. | 2014-08-07 |
20140220476 | LIQUID ELECTROLYTE FOR BATTERIES, METHOD FOR PRODUCING THE SAME, AND BATTERY COMPRISING THE SAME - An object of the present invention is to provide a liquid electrolyte for batteries, which has excellent ion conductivity, a method for producing the liquid electrolyte and a battery including the liquid electrolyte. Disclosed is a liquid electrolyte for batteries, comprising a mesoionic compound represented by the following general formula (1): | 2014-08-07 |
20140220477 | Polymers, substrates, methods for making such, and devices comprising the same - The present invention relates generally to substrates for making polymers and methods for making polymers. The present invention also relates generally to polymers and devices comprising the same. | 2014-08-07 |
20140220478 | CATALYST PROPERTY CONTROL WITH INTERMIXED INORGANICS - Nanostructured thin film catalysts which may be useful as fuel cell catalysts are provided, the catalyst materials including intermixed inorganic materials. In some embodiments the nanostructured thin film catalysts may include catalyst materials according to the formula Pt | 2014-08-07 |
20140220479 | ADVANCED ELECTROCATALYSTS FOR OXYGEN REDUCTION REACTION - Provided are nanocomposites including an iron-based composite core and a carbon shell, and methods of making and using the same. | 2014-08-07 |
20140220480 | Mask Repair with Passivation - A method for repairing masks includes performing a first repair process to a mask by etching unwanted opaque regions from the mask, applying a plasma passivation process to the mask, and performing a second repair process to the mask by etching away additional unwanted opaque regions. | 2014-08-07 |
20140220481 | PHOTOMASKS AND METHODS OF FABRICATING SEMICONDUCTOR DEVICES USING THE SAME - The present inventive concept provides a photomask including a substrate, patterns disposed on the substrate, and an anti-contamination layer disposed on the patterns. The anti-contamination layer includes at least one graphene layer. Methods of fabricating a semiconductor device including the same are also provided. | 2014-08-07 |