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9039926 Production process for composite oxide, positive-electrode active material for lithium-ion secondary battery and lithium-ion secondary battery  
A production process for composite oxide expressed by a compositional formula: LiMn1-xAxO2, where “A” is one or more kinds of metallic elements other than Mn; and 0≦“x”<1, obtained by preparing a...
9029003 Electrode assembly of lithium secondary battery  
Disclosed is an electrode assembly of a lithium secondary battery, including an anode plate, a cathode plate, a separator for separating the anode plate and the cathode plate and conducting...
8999583 Lithium-ion secondary battery, anode for lithium-ion secondary battery, power tool, electric vehicle and energy storage system  
A lithium-ion secondary battery allowed to improve cycle characteristics and initial charge-discharge characteristics is provided. The lithium-ion secondary battery includes a cathode; an anode;...
8999584 Method for pre-lithiation of the negative electrode in lithium ion batteries  
A Li-ion battery is disclosed, the Li-ion battery including an anode, a cathode, a lithium donor formed from a Li-containing material, and an electrolyte in communication with the anode, the...
8993169 Electrode compositions, energy storage devices and related methods  
A positive electrode composition is presented. The composition includes at least one electroactive metal; at least one alkali metal halide; and at least one additive including a plurality of...
8986577 Silicon-carbon composite for negative electrode of lithium secondary battery  
Disclosed is a silicon-carbon composite for a negative active material of a lithium secondary battery, including carbon nanofibers and silicon particles, wherein the silicon particles are coated...
8951672 Anode, method of manufacturing it, battery, and method of manufacturing it  
A battery capable of improving the cycle characteristics and the swollenness characteristics is provided. The battery includes a cathode, an anode, and an electrolytic solution. The node has an...
8951674 Non-aqueous electrolyte secondary battery  
A non-aqueous electrolyte secondary battery including: a positive electrode having a positive electrode material mixture containing a composite lithium oxide; a negative electrode; a polyolefin...
8940440 Lithium ion secondary battery active material, lithium ion secondary battery electrode, lithium ion secondary battery, electronic device, electric power tool, electric vehicle, and power storage system  
A lithium ion secondary battery capable of improving the lithium ion input-output characteristics. An active material capable of storing and releasing lithium ions is a Li complex oxide or a Li...
8906554 Composite anode active material, anode including the same and lithium battery using the anode  
A composite anode active material includes a composite of a carbon-based anode active material, a metal-based anode active material and polymer particles. By increasing the conductivity of the...
8895101 Method for manufacturing cable-type secondary battery  
The present invention relates to a method for manufacturing a cable-type secondary battery comprising an electrode that extends longitudinally in a parallel arrangement and that includes a current...
8877379 Positive active material for rechargeable lithium battery and rechargeable lithium battery  
Disclosed is a positive active material for a rechargeable lithium battery and a rechargeable lithium battery including the same, and the positive active material includes a carbon material having...
8864852 Method for the fabrication of electrolyte cavities using surface micromachining  
The present invention is directed to the fabrication of thin aluminum anode batteries using a highly reproducible process that enables high volume manufacturing of the galvanic cells. A method of...
8865347 Digital alloys and methods for forming the same  
Alloys of tunable compositions and corresponding optical, electrical and mechanical properties are described. Also described are their uses in optoelectronic devices and material interfaces.
8859147 Non-aqueous secondary battery  
The non-aqueous secondary battery of the present invention includes a positive electrode, a negative electrode, a non-aqueous electrolyte, and a separator, the negative electrode contains a...
8852804 Negative electrode for lithium ion secondary battery and lithium ion secondary battery including the same  
A negative electrode for a lithium ion secondary battery and a lithium ion secondary battery, the negative electrode including a multilayer film, the multilayer film having three or more layers on...
8835050 Anode substrate  
An anode substrate which enables achievement of a battery having a high output voltage and a high energy density, and being superior in charge and discharge cycle characteristics; a secondary cell...
8835051 Negative active material for rechargeable lithium battery, method for preparing same, and rechargeable lithium battery including same  
Negative active materials for rechargeable lithium batteries are provided. One negative active material includes a metal matrix, and an intermetallic compound including a Si active metal and an...
8835053 Negative active material containing an intermetallic compound of silicon and a first metal and a metal matrix containing copper and aluminum for rechargeable lithium battery and rechargeable lithium battery containing the negative active material  
Negative active materials and rechargeable lithium batteries including the negative active materials are provided. The negative active material includes an intermetallic compound of Si and a...
8802293 Positive electrode material  
A positive-electrode material includes lithium vanadium phosphate particles having an average primary particle diameter from 0.3 μm to 2.6 μm and crystallite sizes from 24 nm to 33 nm. The lithium...
8795885 Lithium-ion battery  
A lithium-ion battery having an anode including an array of nanowires electrochemically coated with a polymer electrolyte, and surrounded by a cathode matrix, forming thereby interpenetrating...
8790827 Positive electrode active material, nonaqueous electrolyte battery and method for manufacturing positive electrode active material  
A positive electrode active material includes: a secondary particle obtained upon aggregation of a primary particle that is a lithium complex oxide particle in which at least nickel (Ni) and...
8790829 Nonaqueous secondary battery  
The present invention provides a nonaqueous secondary battery with a high capacity, an excellent level of safety, and excellent charge-discharge cycle characteristics. The negative electrode...
8771875 Substance and battery including the same  
A substance includes an oxide including at least one element selected from the group including cobalt Co, nickel Ni, manganese Mn, iron Fe, and copper Cu; and silicon Si chemically bonded to the...
8748041 Positive electrode active material for lithium ion battery  
Disclosed is a positive electrode active material that provides an improved capacity density. Specifically disclosed is a positive electrode active material for a lithium ion battery with a...
8741455 Sodium ion based aqueous electrolyte electrochemical secondary energy storage device  
A secondary hybrid aqueous energy storage device includes an anode electrode, a cathode electrode which is capable of reversibly intercalating sodium cations, a separator, and a sodium cation...
8722248 Active element and battery as well as method for the production thereof  
The present invention relates to an active element for a battery whose material contains copper oxyphosphate and an additive improving the conductivity. The proportion of the additive improving...
8715853 Aluminum batteries comprising metal-oxide, metal-fluoride, metal-sulfide, or sulfur cathodes  
Variations of the invention provide an improved aluminum battery consisting of an aluminum anode, a non-aqueous electrolyte, and a cathode comprising a metal oxide, a metal fluoride, a metal...
8715370 Method for the fabrication of electrolyte cavities using bulk micro-machining  
The present invention is directed to the fabrication of thin aluminum anode batteries using a highly reproducible process that enables high volume manufacturing of the galvanic cells. A method of...
8691442 Negative active material comprising carbon core particles coated with thin film covering for a rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same  
A negative active material for a rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery including the same, the negative active material including carbon...
8685565 Cathode compositions for lithium-ion batteries  
A lithium-ion battery has (a) an anode; (b) a cathode having a cathode composition of the formula Li[M4yM51-2yMny]O2, wherein 0.083
8685570 Method of manufacturing positive electrode active material for lithium ion battery  
At least one of an aqueous solution A containing lithium, an aqueous solution B containing iron, manganese, cobalt, or nickel, and an aqueous solution C containing a phosphoric acid includes...
8669007 Non-aqueous cell having amorphous or semi-crystalline copper manganese oxide cathode material  
The present disclosure relates generally to a high capacity cathode material suitable for use in a non-aqueous electrochemical cell that comprises copper manganese oxide, which may be in amorphous...
8663825 End of life indication system and method for non-aqueous cell having amorphous or semi-crystalline copper manganese oxide cathode material  
The present disclosure relates generally to indicating an end of life condition of an electrochemical device, and more particularly to systems and methods for sensing and determining an end of...
8658062 Nanoscale silicon-based compositions and methods of preparation  
The present invention is related to nano-particle compositions, methods of their preparation and applications thereof. The nano-particle compositions include silicon-containing nano-particles, a...
8623551 Positive-electrode active material for lithium ion battery, positive electrode for lithium ion battery, and lithium ion battery  
The present invention provides a positive electrode active material for a lithium ion battery having good battery performance can be provided. The positive electrode active material for a lithium...
8623553 Non-aqueous electrochemical cell having a mixture of at least three cathode materials therein  
The present disclosure relates generally to a high capacity cathode material suitable for use in a non-aqueous electrochemical cell that comprises a mixture of at least three different cathode...
8597821 Surface micromachined electrolyte-cavities for use in micro-aluminum galvanic cells  
The present invention is directed to the fabrication of thin aluminum anode batteries using a highly reproducible process that enables high volume manufacturing of the galvanic cells. In the...
8574764 Negative active material including silicon active particles surrounded by copper, aluminum and tin metal matrix and rechargeable lithium battery including the same  
A negative active material for a rechargeable lithium battery includes Si active particles, and a 3-component to 7-component metal matrix that surrounds the active fine particles without reacting...
8563178 Negative electrode for lithium secondary battery including a multilayer film on a tin based current collector and manufacturing method thereof  
A negative electrode for a lithium (Li) secondary battery, a method of forming the same, and a secondary battery, the negative electrode including a tin (Sn) based current collector layer; and a...
8556996 Template electrode structures for depositing active materials  
Provided are examples of electrochemically active electrode materials, electrodes using such materials, and methods of manufacturing such electrodes. Electrochemically active electrode materials...
8551656 Solid electrolyte cell and positive electrode active material  
A solid electrolyte cell includes: a positive electrode side layer having a positive electrode active material layer; a negative electrode side layer; and a solid electrolyte layer formed between...
8541135 Current collector for catalytic electrode  
The invention is an electrochemical cell with a catalytic electrode and an aqueous alkaline electrolyte within a cell housing having one or more ports for the passage of a gas to or from the...
8530090 Energy storage device  
An energy storage device comprising an anode, electrolyte, and cathode is provided. The cathode comprises a plurality of granules comprising a support material, an active electrode metal, and a...
8530089 Negative electrode, lithium battery employing the same, and method of preparing the negative electrode  
A negative electrode, a lithium battery employing the negative electrode, and a method of preparing the negative electrode. The negative electrode includes a current collector, and a negative...
8518604 Metal fluoride and phosphate nanocomposites as electrode materials  
The present invention relates to primary and secondary electrochemical energy storage systems. More particularly, the present invention relates to such systems as battery cells, especially battery...
8491861 Synthetic process for preparation of high surface area electroactive compounds for battery applications  
A process is disclosed for the preparation of electroactive cathode compounds useful in lithium-ion batteries, comprising exothermic mixing of low-cost precursors and calcination under appropriate...
8486566 Positive electrode for lithium-ion secondary battery, manufacturing method thereof, and lithium-ion secondary battery  
A positive electrode for a lithium-ion secondary battery includes a positive-electrode mixture layer, which includes a positive-electrode active material containing lithium composite oxide, a...
8475957 Negative electrode structure for non-aqueous lithium secondary battery  
The present invention relates to a negative electrode structure for use in a non-aqueous electrolyte secondary battery and a method of making such negative electrode structure. The negative...
8470477 Method of manufacturing positive electrode active material for lithium ion battery  
At least one of an aqueous solution A containing lithium, an aqueous solution B containing iron, manganese, cobalt, or nickel, and an aqueous solution C containing a phosphoric acid includes...