Patents Issued in April 3, 2014
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Publication number: 20140093739Abstract: The present invention provides an interlayer film for a laminated glass which can suppress bubble formation and bubble growth in the laminated glass. An interlayer film 1 for a laminated glass includes a first layer 2 and a second layer 3 laminated on one face 2a of the first layer 2. Each of the first layer 2 and the second layer 3 contains a polyvinyl acetal resin and a plasticizer. In the case of measuring viscoelasticity of a resin film (glass transition temperature: Tg(° C.)) formed from the first layer 2 or a resin film (glass transition temperature: Tg(° C.)) formed with 100 parts by weight of the polyvinyl acetal resin contained in the first layer 2 and 60 parts by weight of a plasticizer of triethylene glycol di-2-ethylhexanoate (3GO), the resin film has an elastic modulus of G?(Tg+80) at (Tg+80)° C. and an elastic modulus of G?(Tg+30) at (Tg+30)° C., and provides a ratio (G?(Tg+80)/G?(Tg+30)) of 0.65 or higher.Type: ApplicationFiled: December 5, 2013Publication date: April 3, 2014Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Tatsuya Iwamoto, Kohei Kani
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Publication number: 20140093740Abstract: There is provided a method of bonding a first substrate to a second substrate, wherein said method comprises (a) applying a layer of a waterborne adhesive composition to a surface of said first substrate, wherein said waterborne adhesive composition comprises one or more vinyl polymer that comprises (i) 0 to 0.4% polymerized units of carboxyl functional monomer, by weight based on the weight of said vinyl polymer, and (ii) 0.1% to 10% polymerized units of amide monomer, by weight based on the weight of said vinyl polymer, (b) drying said layer of a waterborne adhesive composition to remove water, and (b) contacting a surface of said second substrate to said layer, wherein one or both of said first substrate and said second substrate comprises one or more slip agent Also provided is a bonded article made by such a method.Type: ApplicationFiled: May 14, 2012Publication date: April 3, 2014Applicant: ROHM AND HAAS COMPANYInventor: Mai Chen
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Publication number: 20140093741Abstract: There is provided a hardcoat film including a hardcoat layer provided at least one surface-side of a transparent support, wherein the hardcoat layer is formed from a hardcoat layer-forming composition containing a compound having a cyclic aliphatic hydrocarbon group and three or more ethylenically unsaturated double bond groups in a molecule of the compound, and a polymerization initiator.Type: ApplicationFiled: September 27, 2013Publication date: April 3, 2014Applicant: FUJIFILM CorporationInventors: Kenichi FUKUDA, Yutaka ADEGAWA
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Publication number: 20140093742Abstract: The present invention provides an aqueous fire retardant composition comprising phosphoric acid, ammonium, diammonium phosphate, ammonium sulfate, urea, and a complexing agent. The present invention also provides a method for treating wood, and wood obtained by said method.Type: ApplicationFiled: May 29, 2012Publication date: April 3, 2014Applicant: FP WOOD OYInventor: Kimmo Saari
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Publication number: 20140093743Abstract: Provided is a copper-clad laminate obtainable by bonding a copper foil on which roughening treatment including copper-cobalt-nickel alloy plating is performed and a liquid crystal polymer to each other, wherein the copper-clad laminate is free from a roughening particle residue on a surface of the liquid crystal polymer resin after copper foil circuit etching. The copper-clad laminate obtainable by bonding a copper foil and a liquid crystal polymer to each other, wherein the copper foil includes a copper primary particle layer formed on a surface bonded to the liquid crystal polymer and a secondary particle layer formed on the primary particle layer and made from a ternary alloy including copper, cobalt, and nickel; the primary particle layer has an average particle size of 0.25 to 0.45 ?m; and the secondary particle layer has an average particle size of 0.05 to 0.25 ?m.Type: ApplicationFiled: March 12, 2012Publication date: April 3, 2014Applicant: JX Nippon Mining & Metals CorporationInventors: Hideta Arai, Kengo Kaminaga, Atsushi Miki, Ryo Fukuchi
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Publication number: 20140093744Abstract: A one-step and room-temperature process for depositing nanoparticles or nanocomposite (nanoparticle-assembled) films of metal oxides such as crystalline titanium dioxide (TiO2) onto a substrate surface using ultrafast pulsed laser ablation of Titania or metal titanium target. The system includes a pulsed laser with a pulse duration ranging from a few femtoseconds to a few tens of picoseconds, an optical setup for processing the laser beam such that the beam is focused onto the target surface with an appropriate average energy density and an appropriate energy density distribution, and a vacuum chamber in which the target and the substrate are installed and background gases and their pressures are appropriately adjusted.Type: ApplicationFiled: December 5, 2013Publication date: April 3, 2014Applicant: IMRA AMERICA, INC.Inventors: ZHENDONG HU, Yong Che, Bing Liu
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Publication number: 20140093745Abstract: The embodiments disclose a dual-layer magnetic recording structure including a top magnetic layer etched to remove patterned portions of the top magnetic layer and a bottom magnetic layer including portions with altered magnetic properties of molecules to reduce net magnetic moments and including portions of unaltered magnetic properties exchange-coupled through the top magnetic layer.Type: ApplicationFiled: September 28, 2012Publication date: April 3, 2014Applicant: SEAGATE TECHNOLOGY, LCCInventor: Zhaohui Fan
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Publication number: 20140093746Abstract: An apparatus includes a disk substrate and a soft underlayer overlying the disk substrate. A magnetic seed layer overlies the soft underlayer, wherein the magnetic seed layer is formed by a hexagonal close-packed lattice material and has in-plane magnetic anisotropy.Type: ApplicationFiled: September 30, 2012Publication date: April 3, 2014Applicant: SEAGATE TECHNOLOGY LLCInventors: Antonio Javier Zambano, Li Tang, John David Westwood
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Publication number: 20140093747Abstract: A magnetic recording medium includes a substrate and a plurality of anisotropic magnetic layers applied over the substrate. The medium further includes at least one anti-ferromagnetic coupling layer between two adjacent anisotropic magnetic layers of the plurality of anisotropic magnetic layers.Type: ApplicationFiled: September 28, 2012Publication date: April 3, 2014Applicant: HGST NETHERLANDS B.V.Inventor: Ernesto E. Marinero
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Publication number: 20140093748Abstract: A magnetic stack includes a substrate, a magnetic recording layer, and a TiN—X layer disposed between the substrate and the magnetic recording layer. In the TiN—X layer, X is a dopant comprising at least one of MgO, TiO, TiO2, ZrN, ZrO, ZrO2, HfN, HfO, AlN, and Al2O3.Type: ApplicationFiled: September 24, 2013Publication date: April 3, 2014Applicant: Seagate Technology LLCInventors: Jingsheng Chen, Huihui Li, Ganping Ju, Yingguo Peng
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Publication number: 20140093749Abstract: A thin battery having an electric connector is provided. The electric connector can be used for plugging a mating connector along a first direction or a second direction. Therefore, when a mating connector is provided on mobile electronic equipment, the thin battery according to the present disclosure can be connected to the mobile electronic equipment along the first direction or second direction through the electric connector, thereby supplying power to it. Apart from the electric connector, the thin battery also includes a base plate, a first flange, a second flange, a third flange, a cover plate, at least two positioning blocks, a battery cell, and a circuit board. The cover plate can be bent toward the base plate and be clamped with the base plate. The electric connector is disposed between the base plate and a top sealing area, and is exposed from the opening.Type: ApplicationFiled: December 7, 2012Publication date: April 3, 2014Applicant: UER TECHNOLOGY CORPORATIONInventors: CHUNG-DA YANG, RAY-TANG SUN
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Publication number: 20140093750Abstract: A thin battery integrating an electric connector and a battery cell is provided, including a battery cell, a circuit board, an electric connector, and an adhesive tape. The battery cell includes a top sealing area, a first electrode bar, and a second electrode bar. The first electrode bar and the second electrode bar are disposed in the top sealing area of the battery cell. The circuit board is disposed in the top sealing area and includes a first and a second electrode welding pad. The electric connector is disposed in the top sealing area and connected electrically to the circuit board. The adhesive tape wraps the battery cell and the circuit board. The thin battery can be connected to the mobile electronic equipment, having a mating connector, along a first direction or a second direction through the electric connector, thereby supplying power.Type: ApplicationFiled: December 7, 2012Publication date: April 3, 2014Applicant: UER Technology CorporationInventors: CHUNG-DA YANG, RAY-TANG SUN
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Publication number: 20140093751Abstract: A housing assembly (5) for a secondary battery (1), comprising a receiving space (11) designed to receive at least one secondary cell (2, 2a), a wall (4) designed to delimit, in particular protect, the receiving space (11), particularly with respect to the environment, wherein the wall (4) comprises at least: one functional device (8, 8a, 8b), which is designed to enable and/or assist the release of energy from the at least one secondary cell (2, 2a), particularly to a load (12), which is designed for the particularly electrical operative connection to the at least one secondary cell (2, 2a), and one first support element (7) which is designed to support the at least one functional device (8, 8a, 8b), wherein the first support element (7) is formed particularly at least sectionally from a fiber-interspersed first polymer material.Type: ApplicationFiled: July 16, 2013Publication date: April 3, 2014Applicant: Li-Tec Battery GmbHInventors: Tim SCHAEFER, Werner Hufenbach, Marco Zichner
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Publication number: 20140093752Abstract: A power battery assembly is provided. The power battery assembly comprises a battery circuit having at least one battery module and a relay. A normally open contact of the relay is connected with the battery circuit in series. The power battery assembly also comprises a controller for controlling the normally open contact of the relay. An input end and an output end of the relay are connected with the controller. The power battery assembly further comprises a fuse protector connected with the battery circuit in series.Type: ApplicationFiled: September 26, 2013Publication date: April 3, 2014Applicants: BYD COMPANY LIMITED, SHENZHEN BYD AUTO R&D COMPANY LIMITEDInventors: Xi Shen, Jia Lu, Zhipei Lu, Jianhua Zhu
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Publication number: 20140093753Abstract: A battery pack including an electric coupling assembly. The battery pack includes a top housing, a bottom housing, a plurality of battery cells, a harness, and a circuit board. The harness includes a frame and electric coupler assembly having a plurality of internal and external electric couplings. The internal and external electric couplings include cell couplings and circuit board couplings.Type: ApplicationFiled: December 6, 2013Publication date: April 3, 2014Applicant: MILWAUKEE ELECTRIC TOOL CORPORATIONInventors: John S. Scott, Troy C. Thorson, Jeffrey C. Hessenberger
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Publication number: 20140093754Abstract: Disclosed are carbon monofluoride cathode batteries suitable for use at highly elevated temperatures. Rather than using a pure lithium anode, the anode has a base material selected from the group consisting of silicon, germanium and tin, where the base material is lithiated. This renders the anode more resistant to heat. Selected electrolytes are used which also contain lithium salts. Methods for using these batteries at high temperatures are also disclosed.Type: ApplicationFiled: October 3, 2012Publication date: April 3, 2014Inventors: Robert J. Hamers, Joseph C. Yeager
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Publication number: 20140093755Abstract: A battery module includes a plurality of electrochemical cells arranged in a first row and a second row offset from the first row. The battery module also includes a heat exchanger configured to allow a fluid to flow through the heat exchanger. The heat exchanger is disposed between the first and second rows of cells and has a shape that is complementary to the cells in the first and second rows of cells so that an external surface of the heat exchanger contacts a portion of each of the plurality of electrochemical cells. The heat exchanger is configured to route the fluid between an inlet and an outlet such that a path of the fluid flow includes a plurality of adjacent fluid flow segments.Type: ApplicationFiled: December 9, 2013Publication date: April 3, 2014Applicant: Johnson Controls - SAFT Advanced Power Solutions LLCInventors: Gary P. Houchin-Miller, Anthony C. Pacheco, Martin Wiegmann, Ralf Joswig, Markus Hoh, Mikhail Balk, Kem Obasih
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Publication number: 20140093756Abstract: An assembled battery includes plural electric cells, a covered member at least a portion of which is made of metal, and insulation cover. The covered member is disposed along side portions of the electric cells on which terminals are provided. The insulation cover includes a main portion interposed between the covered member and the side portions of the electric cells, and an auxiliary portion extending from the main portion along a projecting direction of the terminal.Type: ApplicationFiled: September 27, 2013Publication date: April 3, 2014Applicant: Lithium Energy JapanInventors: Seiji Nemoto, Toshiki Kusunoki
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Publication number: 20140093757Abstract: Provided is a method for manufacturing a molten salt battery. The method includes a housing step (S100) for housing a positive electrode, a negative electrode and a separator in a battery container; an injecting step (S110) for injecting the molten salt into the battery container while heating the battery container; a closing step (S120) for closing the battery container with a closing lid; a heating and drying step (S130) for heating the battery container in a vacuum state with a check valve open; and a sealing step (S150) for closing the check valve. In summary, the positive electrode, negative electrode, separator and molten salt are heated and dried in a vacuum state.Type: ApplicationFiled: June 29, 2012Publication date: April 3, 2014Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Shoichiro Sakai, Atsushi Fukunaga, Koji Nitta, Shinji Inazawa
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Publication number: 20140093758Abstract: The present invention provides a lithium secondary battery, comprising a cathode, an anode, a non-aqueous solution containing a lithium salt and an organic solvent, and a safety vent for removing increased internal pressure, the non-aqueous solution having the prescribed composition and the safety vent having the prescribed operational characteristics. The lithium secondary battery of the present invention can ensure its safety even when overcharged.Type: ApplicationFiled: November 26, 2013Publication date: April 3, 2014Applicant: LG Chem, Ltd.Inventors: Jong-Ho Jeon, Yong-Gon Lee, Seung-Woo Chu, Shul-Kee Kim, Hyun-Yeong Lee, Jae-Deok Jeon
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Publication number: 20140093759Abstract: A lithium-ion secondary battery having a positive electrode capable of occluding and releasing lithium ions, a negative electrode capable of occluding and releasing lithium ions, a separator interposed between the positive electrode and the negative electrode, an electrolytic solution, and a current breaking mechanism that activates in response to the rise of the battery's internal pressure, wherein the electrolytic solution is incorporated with an aromatic compound and the separator is incorporated with a carbon dioxide gas generating agent which is represented by the formula AxCO3 or AyHCO3. It is highly responsive to overcharging owing to the current breaking mechanism attached thereto which activates in the early stage of overcharging. Therefore, it exhibits high battery performance as well as high safety in the case of overcharging.Type: ApplicationFiled: June 13, 2011Publication date: April 3, 2014Inventors: Norio Iwayasu, Masanori Yoshikawa, Hidetoshi Honbou
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Publication number: 20140093760Abstract: Various embodiments herein relate to the design of battery stacks, batteries and battery packs that are able to accommodate volumetric expansion in the battery materials. These designs may be especially useful in connection with batteries having negative electrodes made of lithium metal and/or positive electrodes made of an electrochemically active conversion material. These batteries may expand on the order of 10-40% during cycling. The battery designs disclosed herein include compressible regions that span a wide variety of different designs and implementations.Type: ApplicationFiled: September 27, 2013Publication date: April 3, 2014Applicant: QuantumScape CorporationInventors: Weston Arthur Hermann, William H. Gardner
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Publication number: 20140093761Abstract: There is provided a lithium secondary battery. The positive electrode includes a positive electrode mixture layer provided on one side or both sides of the current collector. The positive electrode active material includes a lithium-containing composite oxide including lithium and a transition metal. At least a part of the lithium-containing composite oxide includes nickel as transition metal. The non-aqueous electrolyte includes a halogen-substituted cyclic carbonate at a content of 0.5 to 5 mass %, when manufacturing the lithium secondary battery. The side part of the battery case includes two wide surfaces opposed to each other. The two wide surfaces are wider than the other surfaces in a side view. The side part has such a cleavable groove that is cleaved when an internal pressure of the battery exceeds a threshold. The cleavable groove is provided at a portion to intersect with a diagonal of the wide surfaces in the side view.Type: ApplicationFiled: November 1, 2012Publication date: April 3, 2014Applicant: HITACHI MAXELL ENERGY, LTD.Inventor: HITACHI MAXELL ENERGY, LTD.
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Publication number: 20140093762Abstract: Disclosed herein is a battery cell configured such that an electrode assembly of a cathode/separator/anode stack structure is mounted in a changeable cell case in a state in which the electrode assembly is impregnated with an electrolyte, wherein the electrode assembly and the cell case are curved in the same direction on axial vertical sections thereof in a state in which opposite ends of the electrode assembly and opposite ends of the cell case are directed in the same direction about a middle part of the electrode assembly and a middle part of the cell case. When the battery cell is mounted in an electronic device the external shape of which is curved or in an electronic device configured such that a battery mounting region thereof is curved, the tight contact between the battery cell and the electronic device is achieved, thereby maximizing space utilization and thus providing high efficiency.Type: ApplicationFiled: December 5, 2013Publication date: April 3, 2014Inventors: Eun-Young GOH, Byungjin CHOI, Hyang Mok LEE, Hyun-Chul JUNG
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Publication number: 20140093763Abstract: Provided is an electric storage apparatus including: a first external housing for holding at least one storage device that includes a first vertical wall portion for surrounding at least one electric storage device; and a second external housing including a second vertical wall portion for surrounding the first vertical wall portion and an open portion formed at an upper end. An outer surface of the first vertical wall portion is an inclined surface that is inclined to the second vertical wall portion, and one of an outer surface of the first vertical wall portion and an inner surface of the second vertical wall portion includes a protrusion portion that protrudes toward the other.Type: ApplicationFiled: September 26, 2013Publication date: April 3, 2014Applicant: Lithium Energy JapanInventor: Toshiki KUSUNOKI
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Publication number: 20140093764Abstract: A method and device for cooling an electrochemical cell is provided. In one embodiment, the cooling element for an electrochemical cell includes a metal element configured to engage with an electrochemical cell and absorb thermal energy from the electrochemical cell. The metal element is configured to melt into a liquid when the electrochemical cell exceeds an eutectic temperature of the metal element.Type: ApplicationFiled: October 1, 2012Publication date: April 3, 2014Inventor: Adam Timmons
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Publication number: 20140093765Abstract: Provided is an electric storage that includes at least one electric storage device, a first external housing for housing the at least one electric storage device, and a second external housing for housing the first external housing, wherein the first external housing and the second external housing respectively include engaging portions, which are engaged with each other.Type: ApplicationFiled: September 26, 2013Publication date: April 3, 2014Applicant: Lithium Energy JapanInventor: Toshiki KUSUNOKI
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Publication number: 20140093766Abstract: The invention relates to a battery (10) for a vehicle. Said battery comprises a plurality of battery cells (12), which are arranged in a housing (16, 18, 20) of the battery (10), and also a cooling device (22, 24) for dissipating heat from the battery cells (12). A material (32), which takes up a first volume in a basic state and takes up a volume which is greater than the first volume in an expanded state, is introduced between the housing (20) and the cooling device (22, 24). The cooling device (22, 24) is pressed against the battery cells (12) by the material (32) which has changed over to its expanded state. The invention also relates to a method for producing a battery (10) of this kind.Type: ApplicationFiled: May 18, 2012Publication date: April 3, 2014Applicant: Audi AGInventors: Heiner Fees, Andreas Track, Ralf Maisch
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Publication number: 20140093767Abstract: To realize high capacity of batteries, an object of the invention is to provide nonaqueous electrolyte secondary batteries which are unlikely to become swollen when charged to a high voltage and allowed to stand in a high temperature atmosphere. The nonaqueous electrolyte secondary battery includes a positive electrode including a positive electrode active material, a negative electrode including a negative electrode active material, a nonaqueous electrolyte, and a separator disposed between the positive electrode and the negative electrode. An inorganic particle layer is disposed between the positive electrode and the separator or between the negative electrode and the separator. The inorganic particle layer contains a polymer with a polyethylene glycol group. The polymer with a polyethylene glycol group has an average molecular weight of not less than 200.Type: ApplicationFiled: May 10, 2012Publication date: April 3, 2014Applicant: SANYO ELECTRIC CO., LTD.Inventors: Nobuhiro Sakitani, Takanobu Chiga, Hiroyuki Fujimoto
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Publication number: 20140093768Abstract: Provided is a partition of a pouch type secondary battery provided between at least two pouch type secondary batteries stacked in order to configure a secondary battery module to prevent damage of a surface of the pouch type secondary battery and shaking of the pouch type secondary battery at the time of vibration while preventing damage of the pouch type secondary battery due to a short-circuit.Type: ApplicationFiled: May 30, 2012Publication date: April 3, 2014Applicant: SK INNOVATION CO.,LTD.Inventors: Young Ki Kim, Won Jun Lee, Seung Bum Kim
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Publication number: 20140093769Abstract: Carbon nanotube-based electrode materials for rechargeable batteries have a vastly increased power density and charging rate compared to conventional lithium ion batteries. The electrodes are based on a carbon nanotube scaffold that is coated with a thin layer of electrochemically active material in the form of nanoparticles. Alternating layers of carbon nanotubes and electrochemically active nanoparticles further increases the power density of the batteries. Rechargeable batteries made with the electrodes have a 100 to 10000 times increased power density compared to conventional lithium-ion rechargeable batteries and a charging rate increased by up to 100 times.Type: ApplicationFiled: May 21, 2012Publication date: April 3, 2014Applicant: NORTHEASTERN UNIVERSITYInventors: Ahmed Busnaina, Sivasubramanian Somu, Ankita Shah
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Publication number: 20140093770Abstract: Disclosed herein is a middle or large-sized battery module having secondary batteries or unit modules, each of which has two or more secondary batteries mounted therein, stacked in a state in which the secondary batteries or the unit modules are erected vertically, the battery module including a base plate on which the secondary batteries or the unit modules are stacked in a vertically erected state, a pair of end plates disposed in tight contact with outer sides of the outermost unit modules or the outermost unit modules in a state in which the bottom of each of the end plates is fixed to the base plate, and supporting bars connected between opposite sides of upper parts or side parts of the end plates so as to interconnect and support the end plates, wherein the base plate is provided at opposite sides thereof with a pair of upward protrusions extending in a longitudinal direction of the base plate to prevent the base plate from being deformed due to vertical vibration and to disperse pressure (load), and oType: ApplicationFiled: September 25, 2013Publication date: April 3, 2014Applicant: LG CHEM, LTD.Inventors: YeonSeok CHOO, Jin Kyu LEE, Jung Min PARK, Ye Hoon IM, Hyun Chul PARK
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Publication number: 20140093771Abstract: A lithium battery, including an anode, a cathode, an electrolyte solution and a package structure. The anode includes a material having an oxygen-containing functional group. The cathode and the anode are configured separately, and a housing region is defined between the cathode and the anode. The electrolyte solution is disposed in the housing region, and the electrolyte solution includes water and an additive. The package structure covers the anode, the cathode and the electrolyte solution.Type: ApplicationFiled: January 17, 2013Publication date: April 3, 2014Applicants: Chung Yuan Christian University, National Taiwan University of Science and TechnologyInventors: Fu-Ming Wang, Chin-Shu Cheng, Wei-Jen Liu
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Publication number: 20140093772Abstract: An electrode for a lithium secondary battery, the electrode including: an electrode active material; and a composite including a clay and a polymer intercalated between layers of the clay, a method of manufacturing the electrode, and a lithium secondary battery including the electrode.Type: ApplicationFiled: December 5, 2013Publication date: April 3, 2014Applicant: Samsung SDI Co., Ltd.Inventors: Bum-Jin CHANG, Woon-Suk JANG, Chae-Woong CHO, Seung-Hun HAN, Ki-Jun KIM, Kwi-Seok CHOI
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Publication number: 20140093773Abstract: Disclosed herein is an electrode for energy devices such as electric double layer capacitors, which includes conductive fibers made of carbon, such as carbon nanotubes, as an electrode active material and has a high capacitance. The electrode for energy devices includes a current collector and a plurality of conductive fibers (e.g., carbon nanotubes) provided to stand on a surface of the current collector so that their one ends are electrically connected to the surface of the current collector, wherein the conductive fibers are made of carbon and have carboxyl group-containing functional groups or oxo group-containing functional groups and hydroxyl group-containing functional groups attached thereto. The conductive fibers preferably carry a quinone group-containing compound.Type: ApplicationFiled: May 24, 2012Publication date: April 3, 2014Inventors: Yasuhiro Hashimoto, Takuma Asari, Shigeo Hayashi, Hironori Kumagai
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Publication number: 20140093774Abstract: A lithium secondary battery includes an anode part having lithium powder, a cathode part having a non-lithiated active material and a gel-polymer electrolyte. Thus, an effective surface area of an electrode involved in a battery reaction can increase, a dendrite growth using a gel-polymer electrode can be suppressed and a high capacity and long service life can be achieved by using a non-lithiated cathode instead of a conventional lithiated cathode.Type: ApplicationFiled: May 18, 2012Publication date: April 3, 2014Inventor: Woo Young Yoon
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Publication number: 20140093775Abstract: Disclosed herein are negative active material compositions, comprising: a carbonaceous material having a surface area of at least 250 m2/g; and an organic molecule expander, wherein the ratio of carbonaceous material to expander ranges from 5:1 to 1:1, and wherein the composition has a median pore size ranging from 0.8 ?m to 4 ?m. Also disclosed are electrodes and batteries comprising such compositions, and methods of making thereof.Type: ApplicationFiled: September 27, 2013Publication date: April 3, 2014Applicant: CABOT CORPORATIONInventors: Ned J. Hardman, Paolina Atanassova, Miodrag Oljaca, Berislav Blizanac, Kenneth C. Koehlert, Aurelien L. DuPasquier
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Publication number: 20140093776Abstract: A positive electrode material for an alkaline storage battery includes: nickel hydroxide; and at least one of a Sr compound, a Ca compound, and a compound of at least one element selected from the group consisting of Y and lanthanide elements of atomic number 62 (Sm) to 71 (Lu). An A element as at least one element selected from the group consisting of Al, Ga, Mn, and Mo is held in solid solution in a crystallite of the nickel hydroxide. The content of the A element, [A]/([Ni]+[A]), is 5% or more and 16% or less (where [A] represents the molarity of the A element in the crystallite and [Ni] represents the molarity of Ni). The nickel hydroxide includes ?-phase nickel hydroxide and ?-phase nickel hydroxide.Type: ApplicationFiled: September 25, 2013Publication date: April 3, 2014Applicant: GS Yuasa International Ltd.Inventors: Tadashi Kakeya, Hideto Watanabe, Manabu Kanemoto, Mitsuhiro Kodama
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Publication number: 20140093777Abstract: A positive electrode material for an alkaline storage battery includes nickel hydroxide. Zn and an A element are held in solid solution in a crystallite of the nickel hydroxide, the A element being at least one element selected from the group consisting of Al, Ga, Mn, and Mo. The content of the A element, [A]/([Ni]+[A]+[Zn]), is 5 to 16% (where [A] represents the molarity of the A element,[Ni] represents the molarity of nickel, and [Zn] represents the molarity of zinc in the crystallite). [Zn]/([Ni]+[A]+[Zn]) is 1 to 10%. The nickel hydroxide includes ?-phase nickel hydroxide and ?-phase nickel hydroxide.Type: ApplicationFiled: September 26, 2013Publication date: April 3, 2014Applicant: GS Yuasa International Ltd.Inventors: Tadashi Kakeya, Hideto Watanabe, Manabu Kanemoto, Mitsuhiro Kodama
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Publication number: 20140093778Abstract: A nanosheet comprises a single crystal mixed metal oxide M1xM2yO2 material composition that may comprise a single crystal NaxCoO2 material composition. The nanosheet may be prepared using a sequential process sequence that includes chelated mixed metal ion sol-gel mixture formation, autocombustion, isostatic pressing, electro kinetic demixing and calcination. This particular process sequence provides single crystal nanosheets having in-plane mutually perpendicular lateral sheet dimensions greater than about 10 microns by about 200 microns, and a thickness from about 5 to about 100 nanometers.Type: ApplicationFiled: June 7, 2012Publication date: April 3, 2014Applicant: CORNELL UNIVERSITYInventors: Mahmut Askit, Richard D. Robinson
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Publication number: 20140093779Abstract: An object of the present invention is to provide a negative-electrode active material for lithium-ion secondary battery, negative-electrode active material which makes it possible for lithium-ion secondary batteries to exhibit higher capacities, and which makes it feasible to charge and discharge lithium-ion secondary batteries at a faster speed. In a production process according to the present invention, oxidized titanium fluoride is obtained by heating a mixed raw material, which includes a mixture of anatase-type TiO2 and hydrofluoric acid, at 70° C. or more (i.e., a heating step). This mixed raw material includes hydrogen fluoride in an amount exceeding 2 mol per the anatase-type TiO2 making 1 mol. When the oxidized titanium fluoride, which is obtained by this production process, is used as a negative-electrode active material of lithium-ion secondary battery, high-capacity and rapidly-chargeable/dischargeable lithium-ion secondary batteries are obtainable.Type: ApplicationFiled: November 5, 2013Publication date: April 3, 2014Applicants: Incorporated National University Iwate University, Kabushiki Kaisha Toyota JidoshokkiInventors: Seung-Taek MYUNG, Naoto YASUDA, Hitotoshi MURASE
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Publication number: 20140093780Abstract: The present invention provides a non-aqueous electrolyte secondary battery including a positive electrode, a negative electrode having a negative active material, and a non-aqueous electrolyte, characterized in that the negative active material contains composite particle (C), which has silicon-containing particle (A) and electronic conductive additive (B), the silicon-containing particle (A) has a content of carbon, and when measured at a temperature rising rate of 10±2° C./min by thermogravimetry, said composite particle (C) exhibits two stages of weight loss in the range of 30 to 1000° C.Type: ApplicationFiled: December 4, 2013Publication date: April 3, 2014Applicant: GS YUASA INTERNATIONAL LTD.Inventors: Toru TABUCHI, Toshiyuki AOKI, Minoru TESHIMA
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Publication number: 20140093781Abstract: A modified natural graphite material which provides a negative plate having improved adhesion between a negative electrode mixture and a current collector has a circularity of at least 0.92 and at most 1.0 and an incident angle dependence S60/0 of the peak intensity ratio of at least 0.5 and at most 0.7 as determined by measurement of C K-edge X-ray absorption spectra using synchrotron radiation as an excitation source. It preferably satisfies at least one of the following conditions: an absolute specific gravity of at least 2.25 (g/cm3), a tap density of at least 1.0 g/cm3 and at most 1.4 g/cm3, and linseed oil absorption of at least 20 cm3/100 g and at most 50 cm3/100 g. A carbonaceous material may adhere to at least a portion of the surface of the graphite particles.Type: ApplicationFiled: April 3, 2012Publication date: April 3, 2014Applicant: CHUO DENKI KOGYO CO., LTD.Inventors: Katsuhiro Nishihara, Hiroshi Yamamoto, Tatsuo Nagata, Noriyuki Negi, Tooru Fujiwara
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Publication number: 20140093782Abstract: Embodiments of the invention describe energy storage devices, porous electrodes, and methods of formation. In an embodiment, an energy storage device includes a porous structure containing multiple main channels that extend into an electrically conductive structure at an acute angle. In an embodiment, an energy storage device includes a porous structure containing an array of V-groove or pyramid recesses.Type: ApplicationFiled: September 28, 2012Publication date: April 3, 2014Inventors: Donald S. Gardner, Charles W. Holzwarth, Win Jei
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Publication number: 20140093783Abstract: Lithium-ion electrochemical cells are provided that include a positive electrode that includes a lithium metal oxide or a lithium metal phosphate, a negative electrode capable of intercalating or alloying with lithium, and an electrolyte that includes an additive. The additive includes a multifunctional anion that has the formula, X—SO2—Rf?—SO2—Y, wherein X and Y are, independently, either O— or RfSO2N—, Rf is a straight or branched fluoroalkyl moiety having from 1 to 6 carbon atoms, and can, optionally, contain one or more in-chain heteroatoms, wherein Rf? is a straight or branched chain or cyclic fluoroalkylene having from 1 to 10 carbon atoms and can, optionally, contain one or more in-chain heteroatoms, and wherein both Rf and Rf? have a maximum of 20% non-fluorine substituents. The provided additives can improve the performance, hydrolytic stability, and thermal stability of the provided electrochemical cells.Type: ApplicationFiled: May 30, 2012Publication date: April 3, 2014Applicant: 3M Innovative Properties CompanyInventors: William M. Lamanna, Ang Xiao, Matthew J. Triemert, Phat T. Pham
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Publication number: 20140093784Abstract: Disclosed is an integrated electrode assembly having a structure in which a cathode, an anode, and a separation layer disposed between the cathode and the anode are integrated with one another, wherein the separation layer has a multilayer structure including at least one two-phase electrolyte including a liquid phase component and a polymer matrix and at least one three-phase electrolyte including a liquid phase component, a solid component, and a polymer matrix, wherein the polymer matrices of the separation layer are coupled to the cathode or the anode and the liquid phase components of the separation layer are partially introduced into an electrode in a process of manufacturing the electrode assembly.Type: ApplicationFiled: December 5, 2013Publication date: April 3, 2014Applicant: LG CHEM, LTD.Inventors: YoHan KWON, Sung-Kyun CHANG, Seung-tae HONG, Je Young KIM, SungJin KIM
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Publication number: 20140093785Abstract: The invention provides a method of producing a solid sulfide electrolyte material, with this method including a microparticulation step in which a sulfide glass containing Li, S, and P is mixed with an adhesive polymer and the sulfide glass is ground.Type: ApplicationFiled: May 11, 2012Publication date: April 3, 2014Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi Sugiura, Koji Kawamoto, Takayuki Koyama
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Publication number: 20140093786Abstract: A lithium secondary battery including: a positive electrode, a negative electrode, and a sulfide solid electrolyte disposed between the positive electrode and the negative electrode, wherein the positive electrode includes a positive active material particle and a coating film including an oxide including lithium (Li) and zirconium (Zr) on a surface of the positive active material particle.Type: ApplicationFiled: December 6, 2013Publication date: April 3, 2014Applicant: Samsung Electronics Co., Ltd.Inventors: Seitaro ITO, Satoshi FUJIKI, Takanobu YAMADA, Yuichi AIHARA
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Publication number: 20140093787Abstract: An object of the present invention is to provide a nonaqueous electrolytic solution capable of improving electrochemical characteristics in a broad temperature range, an energy storage device using it. A nonaqueous electrolytic solution of an electrolyte salt dissolved in a nonaqueous solvent, which comprises at least one cyclic sulfonic acid ester compound represented by the following general formula (I), and an energy storage device.Type: ApplicationFiled: April 25, 2012Publication date: April 3, 2014Applicant: UBE Industries, Ltd.Inventors: Koji Abe, Shoji Shikita
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Publication number: 20140093788Abstract: The present disclosure relates to an electrolyte for a lithium secondary battery, comprising a non-aqueous solvent, a lithium salt and an additive having a perfluoroalkyl group. By including the additive having a specific structure in the electrolyte, the output of the lithium secondary battery can be improved greatly.Type: ApplicationFiled: December 6, 2013Publication date: April 3, 2014Applicant: LG Chem, Ltd.Inventors: Kyoung Ho Ahn, Chul Haeng Lee, Min Jung Kim, Doo Kyung Yang