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Chemistry: Electrical Current Producing Apparatus, Product, And Process > Current Producing Cell, Elements, Subcombinations And Compositions For Use Therewith And Adjuncts > Electrode > Chemically Specified Inorganic Electrochemically Active Material Containing

Chemically Specified Inorganic Electrochemically Active Material Containing

Chemically Specified Inorganic Electrochemically Active Material Containing patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

04/17/14 - 20140106219 - Synthesis of micro-sized interconnected si-c composites
Embodiments provide a method of producing micro-sized Si—C composites or doped Si—C and Si alloy-C with interconnected nanoscle Si and C building blocks through converting commercially available SiOx (0<x<2) to a silicon framework by calcination, followed by etching and then by carbon filling by thermal deposition of gas containing organic...

04/17/14 - 20140106220 - Phase separated silicon-tin composite as negative electrode material for lithium-ion and lithium sulfur batteries
A composite of silicon and tin is prepared as a negative electrode composition with increased lithium insertion capacity and durability for use with a metal current collector in cells of a lithium-ion battery or a lithium-sulfur battery. This negative electrode material is formed such that the silicon is present as...

04/17/14 - 20140106221 - Silicon oxide for anode active material of secondary battery
Provided is silicon oxide for an anode active material of a secondary battery. More particularly, the present invention provides silicon oxide included in an anode active material of a secondary battery, wherein a ratio of a maximum height (h2) of a peak in a 2 theta range of 40° to...

02/06/14 - 20140038050 - Silicon-containing particles, negative electrode material for nonaqueous electrolyte secondary battery using the same, nonaqueous electrolyte secondary battery, and method of manufacturing silicon-containing particles
The present invention intends to provide silicon-containing particles that, when used as a negative electrode active material for a nonaqueous electrolyte secondary battery, can form a nonaqueous electrolyte secondary battery that is less in volume change during charge/discharge and has high initial efficiency and excellent cycle characteristics. The present invention...

01/30/14 - 20140030595 - Lithium-ion secondary battery
The lithium-ion secondary battery includes a positive electrode, a negative electrode, a separator and a nonaqueous electrolyte. A positive electrode material mixture layer of the positive electrode has a volume density Vc of 62 vol. % or more and a capacity per unit area of 2 mAh/cm2 or more, the...

12/19/13 - 20130337325 - Anode including silicon-based material and carbon material, and lithium secondary battery including the same
Provided is an anode including an anode active material including SiOx (0<x≦1) and a carbon material having a surface coated with amorphous carbon, wherein a crystal orientation ratio is in a range of 0.07 to 0.17. A lithium secondary battery including the anode of the present invention may have improved...

12/05/13 - 20130323594 - Method of producing high purity siox nanoparticles with excellent volatility and apparatus for producing the same
The present disclosure provides a method of producing high purity SiOx nanoparticles with excellent volatility and an apparatus for producing the same, which enables mass production of SiOx nanoparticles by melting silicon through induction heating and injecting gas to a surface of the molten silicon. The apparatus includes a vacuum...

11/28/13 - 20130316237 - Composite active material, method for producing composite active material, and battery
The problem of the present invention is to provide a composite active material, which may restrain cracking and peeling of a coating layer, when the composite active material having an active material and the coating layer for coating the surface thereof is kneaded. The present invention solves the above-mentioned problem...

11/21/13 - 20130309573 - Lithium ion secondary battery
The present invention intends to provide a lithium ion secondary battery that has a high capacity and excellent charge/discharge cycle characteristics. A lithium ion secondary battery includes: a positive electrode; and a negative electrode, wherein the negative electrode includes a negative electrode active material of which initial charge capacity is...

10/24/13 - 20130280609 - Alloys of clathrate allotropes for rechargeable batteries
The present disclosure is directed at an electrode for a battery wherein the electrode comprises clathrate alloys of silicon, germanium or tin. In method form, the present disclosure is directed at methods of forming clathrate alloys of silicon, germanium or tin which methods lead to the formation of empty cage...

10/03/13 - 20130260242 - Negative electrode for lithium-ion secondary battery and lithium-ion secondary battery
The negative electrode for lithium-ion secondary battery is used in which a product of tensile strength and thickness of a negative electrode having a negative electrode active material layer containing silicon and silicon oxide as main components is 3.8 to 9.0 N/mm and a value obtained by dividing the product...

10/03/13 - 20130260243 - Negative electrode and lithium ion secondary battery
A negative electrode includes a negative electrode active material layer containing a negative electrode active material mainly containing silicon and silicon oxide. In the negative electrode, the ratio of the film thickness of the negative electrode active material layer to the particle size distribution D99 is in the range of...

09/26/13 - 20130252103 - Porous support structures, electrodes containing same, and associated methods
Electrodes comprising metal support structures and methods for making the same are generally described. In certain embodiments, the electrodes described herein comprise a metal porous support structure, and an electrode active material at least partially contained within the pores of the porous support structure. In some embodiments, the electrical conductivity...

08/29/13 - 20130224593 - Compliant seal structures for protected active metal anodes
Protected anode architectures have ionically conductive protective membrane architectures that, in conjunction with compliant seal structures and anode backplanes, effectively enclose an active metal anode inside the interior of an anode compartment. This enclosure prevents the active metal from deleterious reaction with the environment external to the anode compartment, which...

08/29/13 - 20130224594 - Core-shell composites for sulfur-based cathodes in metal-ion batteries
A battery cathode electrode composition is provided comprising core-shell composites. Each of the composites may comprise a sulfur-based core and a multi-functional shell. The sulfur-based core is provided to electrochemically react with metal ions during battery operation to store the metal ions in the form of a corresponding metal-sulfide during...

08/15/13 - 20130209883 - Negative active material for rechargeable lithium battery, method of preparing the same and rechargeable lithium battery including the same
According to an embodiment of the present invention, a negative active material for a rechargeable lithium battery includes silicon oxide particles represented by SiOx (where 0<x<2) in which an atom % of a silicon phase decreases in a concentration gradient according to a depth from the surface of each particle...

06/27/13 - 20130164620 - Cathode for lithium-sulfur secondary battery containing sulfur-infiltrated mesoporous nanocomposite structure and mesoporous nano conductive material
Disclosed is a cathode for a lithium-sulfur secondary battery. The cathode for the lithium-sulfur secondary battery includes a sulfur-infiltrated mesoporous nanocomposite structure and a mesoporous conductive material. The sulfur-infiltrated mesoporous nanocomposite structure includes a mesoporous conductive material with pores infiltrated with sulfur particles. The mesoporous conductive material has vacant pores...

06/27/13 - 20130164621 - Negative electrode material powder for lithium ion secondary battery, negative electrode for lithium ion secondary battery, negative electrode for capacitor, lithium ion secondary battery, and capacitor
Accordingly, said powder can be used in the secondary battery with a large discharge capacity and a preferable cycle characteristics for practical use....

06/13/13 - 20130149606 - Negative electrode material powder for lithium-ion secondary battery, negative electrode for lithium-ion secondary battery and negative electrode for capacitor using the same, and lithium-ion secondary battery and capacitor
Provided is a negative-electrode material powder for a lithium-ion secondary battery including a conductive carbon film on the surface of a silicon oxide powder, in which the total content of tar components is not less than 1 ppm and not more than 4000 ppm, and in the Raman spectrum, peaks...

05/16/13 - 20130122368 - Negative electrode material for lithium ion batteries
A negative electrode material is provided for lithium ion batteries offering a high capacity and a long cycle life. It is an alloy material consisting essentially of Si, Al, M1, and M2 wherein M1 is a transition metal, and M2 is a metal element of Groups 4 and 5, and...

04/11/13 - 20130089785 - Negative-electrode material powder for lithium-ion secondary battery, negative electrode for lithium-ion secondary battery, negative electrode for capacitor, lithium-ion secondary battery, and capacitor
Provided is a negative-electrode material powder used for a lithium-ion secondary battery having a large discharge capacity and sufficient cycle characteristics as being durable in use. The powder for the battery includes a conductive carbon film on a lower silicon oxide powder, surface and satisfies requirements that: Si in SiC...

03/14/13 - 20130065127 - Multicomponent electrodes for rechargeable batteries
The present invention pertains to sulfur cathodes for use in an electric current producing cells or rechargeable batteries. The sulfur cathode comprises an electroactive sulfur containing material, an electrically conductive filler and a non-electroactive component. The invention further pertains to rechargeable batteries comprising said sulfur cathode....

03/14/13 - 20130065128 - Encapsulated sulfur cathodes for rechargeable lithium batteries
A battery includes an anode, a cathode, and an electrolyte disposed between the anode and the cathode. The cathode includes a hollow structure defining an internal volume and a sulfur-based material disposed within the internal volume. A characteristic dimension of the internal volume is at least 20 nm, and the...

02/28/13 - 20130052532 - Electrode for battery and method for manufacturing thereof
An electrode for a battery and a method for manufacturing the same are disclosed. The electrode for a battery according to the present invention comprising silicon nanostructures integrally formed on a silicon thin film and having a period array can reduce the internal resistance, have better charge transport properties, and...

02/28/13 - 20130052533 - Negative active material for lithium secondary battery and lithium secondary battery including the same
In one aspect, a negative active material for a lithium secondary battery including silicon oxide represented by a chemical formula SiOx (1.1<x<1.5) and a negative electrode and a lithium secondary battery including the negative active material is provided. The silicon oxide may be amorphous silicon oxide....

02/14/13 - 20130040199 - Method for manufacturing electrode active material
In the method for manufacturing a particulate electrode active material provided by the present invention, a compound comprising phosphorus or boron is added to a mixed material prepared by mixing a carbon source supply material prepared by dissolving a carbon source (102) in a predetermined first solvent and an electrode...

12/20/12 - 20120321951 - Method for producing porous metal body, porous aluminum body, battery electrode material including porous metal body or porous aluminum body, and electrode material for electrical double layer capacitor
A porous metal body containing continuous pores and having a low oxygen content is provided by decomposing a porous resin body that contains continuous pores and has a layer of a metal thereon by heating the porous resin body at a temperature equal to or less than the melting point...

12/20/12 - 20120321952 - Method for producing porous metal body, porous aluminum body, battery electrode material including porous metal body or porous aluminum body, and electrode material for electrical double layer capacitor
A porous metal body containing continuous pores and having a low oxygen content is provided by decomposing a porous resin body that contains continuous pores and has a layer of a metal thereon by heating the porous resin body at a temperature equal to or less than the melting point...

11/29/12 - 20120301785 - Process for fabricating nanowire arrays
A process is provided for etching a silicon-containing substrate to form nanowire arrays. In this process, one deposits nanoparticles and a metal film onto the substrate in such a way that the metal is present and touches silicon where etching is desired and is blocked from touching silicon or not...

11/22/12 - 20120295160 - Clathrate allotropes for rechargeable batteries
The present disclosure is directed at clathrate (Type I) allotropes of silicon, germanium and tin. In method form, the present disclosure is directed at methods for forming clathrate allotropes of silicon, germanium or tin which methods lead to the formation of empty cage structures suitable for use as electrodes in...

11/01/12 - 20120276452 - Negative electrode active material for electricity storage device, and method for producing same
A negative electrode active material for an electricity storage device comprises at least SnO as a composition thereof. When a binding energy value of an electron on a Sn 3d5/2 orbital of a Sn atom in the negative electrode active material for an electricity storage device is defined as Pl...

10/18/12 - 20120264017 - Encapsulated sulfur cathode for lithium ion battery
Methods of making a cathode element for an electrochemical cell. The methods comprise providing hollow carbon nanotubes and a sulfur source in a closed environment. Sulfur is deposited within an interior of the hollow carbon nanotube. The method includes cleaning an exterior surface of the carbon nanotubes and incorporating the...

10/11/12 - 20120258361 - Anode active material, anode and lithium battery containing the same, and preparation method thereof
An anode active material. The anode active material includes a core including SiOx (0.5≦x≦1.7), and a coating layer formed on the core at least partially. The coating layer includes metal unreactive toward lithium....

09/27/12 - 20120244441 - Silicon film and lithium secondary battery
Provided are a silicon film which can give an electrode suitable for use in high-capacity lithium secondary batteries, and a process for easily producing the silicon film. The silicon film comprises a columnar aggregate which is an aggregate of columnar structures made of Si or a Si compound. The silicon...

09/20/12 - 20120237827 - Porous metal body, method for producing the same, and molten-salt battery
A porous metal body includes a porous skeleton that forms a three-dimensional network structure and includes an aluminum layer having a thickness of 1 to 100 μm, and tin layers disposed on an internal surface and an external surface of the aluminum layer. Such a porous metal body can be...

04/26/12 - 20120100427 - Method of fabricating fibres composed of silicon or a silicon-based material and their use in lithium rechargeable batteries
An electrically interconnected mass includes elongated structures. The elongated structures are electrochemically active and at least some of the elongated structures cross over each other to provide intersections and a porous structure. The elongated structures include doped silicon....

03/22/12 - 20120070738 - Needle-like microstructure and device having needle-like microstructure
A needle-like structure of silicon is provided. A crystalline silicon region is formed over a metal substrate by an LPCVD method, whereby whisker-like crystalline silicon which is a polycrystalline body and grows in the <110> direction or the <211> direction with {111} the plane as a twin boundary can be...

03/22/12 - 20120070739 - Galvanic element having a mercury-free negative electrode
A galvanic element includes a mercury-free negative electrode which consists essentially of a metal or a metal alloy and a nonmetallic conductive agent. A method for producing a galvanic element includes a mercury-free negative electrode produced from a powder of metal or metal alloy particles, surfaces of which are at...

03/22/12 - 20120070740 - Negative electrode for lithium ion secondary battery and lithium ion secondary battery
Disclosed is a negative electrode for a lithium ion secondary battery, the negative electrode including a negative electrode current collector with protrusions formed on a surface thereon, and columnar bodies being carried on the protrusions and comprising an alloy active material capable of absorbing and releasing lithium ions. The columnar...

03/01/12 - 20120052387 - Li-ion battery
The present invention relates to an Li-ion battery, which comprises: a positive electrode; a negative electrode; and an Li-ion electrolyte contacting with the positive electrode and the negative electrode, wherein the negative electrode has a graphene multi-layered structure, the graphene multi-layered structure comprises plural 2D graphene layers, and plural Ni...

03/01/12 - 20120052388 - Anode active material for lithium secondary battery and lithium secondary battery having the same
An anode active material for a lithium secondary battery includes a silicon alloy that includes silicon and at least one kind of metal other than silicon, the silicon alloy allowing alloying with lithium. A volume of an inactive region in the silicon alloy, which is not reacted with lithium, is...

02/02/12 - 20120028118 - Electrode composite material, method for making the same, and lithium ion battery using the same
A cathode composite material includes a cathode active material particle having a surface and a continuous aluminum phosphate layer. The continuous aluminum phosphate layer is coated on the surface of the cathode active material particle. The present disclosure also relates to a lithium ion battery including the cathode composite material....

01/26/12 - 20120021283 - Silicon clathrate anodes for lithium-ion batteries
The present disclosure is directed at an electrode and methods for forming such electrode for a battery wherein the electrode comprises silicon clathrate. The silicon clathrate may include silicon clathrate Si46 containing an arrangement of 20-atom and 24-atom cages fused together through 5 atom pentagonal rings and/or silicon clathrate Si34...

01/26/12 - 20120021284 - Positive electrode and lithium battery including the same
Disclosed is a positive electrode and a lithium battery including the positive electrode. The positive electrode includes a current collector, a first layer irreversibly deintercalating lithium ions, and a second layer allowing reversible intercalation and deintercalation of lithium ions. In one embodiment, the first layer further comprises a first sublayer...

01/26/12 - 20120021285 - Negative electrode for lithium ion secondary battery, method for producing the same, and lithium ion secondary battery
A negative electrode for a lithium ion secondary battery includes a current collector and a negative electrode active material layer supported on a surface of the current collector. The negative electrode active material layer includes a plurality of granular particles that include an alloyable active material. The granular particles are...

01/26/12 - 20120021286 - Non-aqueous electrolyte secondary battery
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), and carbon material (D),...

01/19/12 - 20120015247 - Silicon crystal body and power storage device using the silicon crystal body
It is difficult to obtain discharge capacity as high as the theoretical capacity in the case where silicon is used as a negative electrode active material. Therefore, objects are to provide a negative electrode active material capable of increasing discharge capacity and to provide a high-performance power storage device including...

01/05/12 - 20120003534 - Positive electrode for rechargeable lithium battery with high voltage and rechargeable lithium battery including same
A positive electrode for a rechargeable lithium battery capable of providing a high voltage and a high voltage rechargeable lithium battery including the same, wherein the positive electrode includes a positive active material and a capacitor-reactive carbonaceous material having a specific surface area at or between 10 m2/g and 100...

01/05/12 - 20120003535 - Energy storage device and method for manufacturing the same
Provided are an energy storage device including an electrode in which lithium is introduced into a silicon layer and a method for manufacturing the energy storage device. A silicon layer is formed over a current collector, a solution including lithium is applied on the silicon layer, and heat treatment is...

01/05/12 - 20120003536 - Structured silicon anode
A battery can be fabricated from a substrate including silicon. This allows the battery to be produced as an integrated unit. The battery includes a anode formed from an array of spaced elongated structures, such as pillars, which include silicon and which can be fabricated on the substrate. The battery...

12/08/11 - 20110300445 - Power storage device and method for manufacturing the same
A power storage device which can have an improved performance such as higher discharge capacity and in which deterioration due to peeling of an active material layer or the like is difficult to occur, and a method for manufacturing the power storage device are provided. The power storage device includes...