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Chemistry: Electrical Current Producing Apparatus, Product, And Process > Current Producing Cell, Elements, Subcombinations And Compositions For Use Therewith And Adjuncts > Include Electrolyte Chemically Specified And Method

Include Electrolyte Chemically Specified And Method

Include Electrolyte Chemically Specified And Method patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

10/30/14 - 20140322595 - Preparation of high energy-density electrode materials for rechargeable magnesium batteries
An anode active material for a magnesium battery includes a Metal M which electrochemically alloys with magnesium, magnesium, and carbon that are ball milled forming an active material mixture. The mixture may be of the formula: MgaM1−a(0≦a<1)+Carbon wherein the mixture is ball milled and has a stoichiometric amount of M...

10/30/14 - 20140322596 - Additive for electrolyte of lithium battery, organic electrolytic solution comprising the same, and lithium battery using the organic electrolytic solution
In an aspect, an additive for an electrolyte of a lithium battery, the additive including a compound including at least three nitrile moieties is provided:...

10/23/14 - 20140315078 - Cathode active material for lithium secondary battery
Disclosed is a lithium secondary battery, which is low in capacity loss after overdischarge, having excellent capacity restorability after overdischarge and shows an effect of preventing a battery from swelling at a high temperature....

10/23/14 - 20140315079 - Method for preparing pentacyclic anion salt
A method for preparing an imidazole compound with the following formula: wherein Rf is a fluorinated alkyl group comprising between 1 and 5 carbon atoms, said method including: (a) the reaction of the diaminomaleonitrile with the following formula: with the compound with the following formula: wherein Y represents a chlorine...

10/16/14 - 20140308578 - Non-aqueous electrolyte secondary battery, and manufacturing method thereof
A lithium secondary battery 100 is configured such that an electrode body 20, in which a cathode and an anode are stacked via a separator impregnated with an electrolyte, is housed in a battery case 10 having a substantially cylindrical square shape and that an opening 12 of the case...

10/09/14 - 20140302385 - Electrode for lithium secondary battery, lithium secondary battery using the same, and method of fabricating the same
A negative electrode for a lithium (Li) secondary battery, a lithium secondary battery using the same, and a method of fabricating the same are provided. The negative electrode for the lithium secondary battery includes a germanium (Ge) structure and a graphene layer directly disposed on a surface of the germanium...

10/09/14 - 20140302386 - Compounds having a redox group, use thereof as an electrolyte additive, electrolyte composition, and electrochemical systems containing same
The invention relates to compounds comprising a redox group, to the use thereof as an additive to an electrolyte composition, to an electrolyte composition including such an additive, and to electrochemical systems including such an electrolyte composition, in particular lithium or sodium batteries and supercapacitors having a double electric layer....

09/25/14 - 20140287301 - Electrochemical energy storage devices and components
A battery electrode composition is provided comprising anode and cathode electrodes and an electrolyte ionically coupling the anode and the cathode. At least one of the electrodes may comprise a plurality of active material particles provided to store and release ions during battery operation. The electrolyte may comprise an aqueous...

09/25/14 - 20140287302 - Anode active material for sodium battery, anode, and sodium battery
Sodium titanium oxide is used as an anode active material for a sodium battery to improve the cycle properties of the sodium battery. For example, the anode active material is preferably a sodium titanium oxide having the following composition formula (1) or (2). Na2+XTi3O7 (0≦X≦0.9) Composition formula (1) Na4+XTi5O12 (0≦X≦1.0)...

09/18/14 - 20140272551 - Nonaqueous electrolyte battery and battery pack
In general, according to one embodiment, there is provided a nonaqueous electrolyte battery. The nonaqueous electrolyte battery includes a positive electrode containing a lithium nickel cobalt manganese composite oxide, and a negative electrode containing a spinel-type lithium titanium composite oxide, and a nonaqueous electrolyte. The nonaqueous electrolyte battery satisfies the...

09/18/14 - 20140272552 - Nonaqueous electrolyte battery
In general, according to one embodiment, there is provided a nonaqueous electrolyte battery. The nonaqueous electrolyte battery includes an electrode group containing a positive electrode and a negative electrode, and a nonaqueous electrolyte held in the electrode group. The nonaqueous electrolyte battery satisfies the following relation (1): −0.07≦(DA−DC)×S/B≦0.05....

09/18/14 - 20140272553 - Electrolyte solutions for high energy cathode materials and methods for use
Described herein are materials for use in electrolytes that provide a number of desirable characteristics when implemented within batteries, such as high stability during battery cycling up to high temperatures, high voltages, high discharge capacity, high coulombic efficiency, and excellent retention of discharge capacity and coulombic efficiency over several cycles...

09/11/14 - 20140255770 - Carbon-sulfur composite cathode passivation and method for making same
A method is provided for forming a carbon-sulfur (C—S) battery cathode. The method forms a C—S nanocomposite material overlying metal current collector. A dielectric is formed overlying the C—S material that is permeable to lithium (Li) ions and electrolyte, but impermeable to polysulfides. Typically, the C—S nanocomposite material is porous...

09/11/14 - 20140255771 - Positive active material composition for rechargeable lithium battery, positive electrode for rechargeable lithium battery including same and rechargeable lithium battery including same
Disclosed are a positive active material composition for a rechargeable lithium battery, a positive electrode for a rechargeable lithium battery including the same, and a rechargeable lithium battery including the positive electrode. The positive active material composition for a rechargeable lithium battery includes a nickel-based positive active material having pH...

09/04/14 - 20140248531 - Negative electrode active material for energy storage devices and method for making the same
The described embodiments provide an energy storage device that includes a positive electrode including a material that stores and releases ion, a negative electrode including Nb-doped TiO2(B), and a non-aqueous electrolyte containing lithium ions. The described embodiments provide a method including the steps of combining at least one titanium compound...

08/28/14 - 20140242452 - Lithium ion battery
A lithium-ion cell has a positive electrode comprising at least one active material comprising a lithium transition metal compound in a binder comprising at least one binder material with functional groups selected from alkali and alkaline earth salts of acid groups and hydroxyl groups, amine groups, isocyanate groups, urethane groups,...

08/28/14 - 20140242453 - Electrolyte and rechargeable lithium battery including same
and a rechargeable lithium battery including the same....

08/28/14 - 20140242454 - Electrolyte with solid electrolyte interface promoters
An electrolyte solution usable in a lithium or lithium-ion battery, among other types of batteries that offers one or more of the following: improved stability (e.g., stable discharge capacities even after several cycles), elimination of the risk of unintentionally producing hydrochloric acid, improved thermal stability, and reduced production costs associated...

08/28/14 - 20140242455 - Si/c composite, method of preparing the same, and anode active material for lithium secondary battery including the si/c composite
Since the Si/C composite of the present invention is used as an anode active material, electrical conductivity may be further improved and volume expansion may be minimized. Thus, life characteristics of a lithium secondary battery may be improved....

08/28/14 - 20140242456 - Nonaqueous electrolyte and nonaqueous secondary battery using same
The invention provides a nonaqueous electrolyte for batteries and a nonaqueous secondary battery using the same which maintains small internal resistance and high electric capacity in high temperature storage. The nonaqueous electrolyte has an electrolyte salt, a compound of general formula (1), and a compound of general formula (2) dissolved...

08/28/14 - 20140242457 - Aluminum ion battery including metal sulfide or monocrystalline vanadium oxide cathode and ionic liquid based electrolyte
An aluminum ion battery includes an aluminum anode, a vanadium oxide material cathode and an ionic liquid electrolyte. In particular, the vanadium oxide material cathode comprises a monocrystalline orthorhombic vanadium oxide material. The aluminum ion battery has an enhanced electrical storage capacity. A metal sulfide material may alternatively or additionally...

08/21/14 - 20140234699 - Anode materials for magnesium ion batteries
A compound of the formula: AbMgaX1-a (0≦a<1, 0≦b≦0.1) for use as an anode material in a magnesium ion battery wherein X is selected from one or more of: group 15 elements, group 14 elements, group 13 elements, transition metals from groups 3-12 and lanthanides. The working voltage of the compound...

08/14/14 - 20140227588 - Anode including spherical natural graphite and lithium secondary battery including the anode
Provided are an anode including spherical natural graphite having a surface coated with an amorphous carbon layer, wherein a crystal orientation ratio is in a range of 0.06 to 0.08 at a compressed density of 1.40 g/cc to 1.85 g/cc, and a lithium secondary battery including the anode. Initial efficiency,...

08/14/14 - 20140227589 - Polymer and secondary battery using same
A polymer of the present invention has a plurality of pendant groups. Each of the pendant groups is constituted of a carboxyl group or a salt thereof, and a group interposed between a main chain and either the carboxyl group or salt thereof. The group interposed between the main chain...

08/07/14 - 20140220426 - Phosphorus containing compound, method of preparing same, and electrolyte for rechargeable lithium battery and rechargeable lithium battery including the same
(R1O)2P(NR2R3).  [Chemical Formula 1]...

07/31/14 - 20140212745 - Positive active material for lithium secondary battery and lithium secondary battery
In an aspect, a positive active material for a rechargeable lithium battery including: a compound that reversibly intercalates and deintercalates lithium; and a coating layer coating the compound and including a metal nitrate is disclosed. Since the positive active material is structurally stable during the charge and discharge, the obtained...

07/31/14 - 20140212746 - Lithium secondary battery for high voltage
wherein, in Formula 1, 0≦x<0.2, 0.4≦y≦0.6, 0≦z≦0.2, 0≦w≦0.1, and M is at least one element selected from the group of Al, Ti, Mg, Zn, Mo, Y, Zr and Ca....

07/17/14 - 20140199585 - Low symmetry molecules and phosphonium salts, methods of making and devices formed there from
Synthesis of molecules and salts is disclosed having low average symmetry and their use in many applications, including but not limited to: as electrolytes in electronic devices such as memory devices including static, permanent and dynamic random access memory, as electrolytes in energy storage devices such as batteries, electrochemical double...

07/03/14 - 20140186694 - Cathode formed using aqueous slurry
In one embodiment, a positive electrode is formed by a process that includes forming a slurry including particles dispersed within a liquid from a electrode formulation and the liquid such that the particles have a particle size distribution D50 of 15 microns or less, coating the slurry on a collector;...

07/03/14 - 20140186695 - Sulfur-infused carbon for secondary battery materials
In one aspect, a method of producing a sulfur-infused carbonaceous material as a cathode material for use in a Li—S battery is described, including providing a carbonaceous material; mixing elemental sulfur with the carbonaceous material; and heating the mixed sulfur and the carbonaceous material at a temperature from about 445°...

06/26/14 - 20140178747 - Composite electrode material of lithium secondary battery and lithium secondary battery
A composite electrode material of a lithium secondary battery and a lithium secondary battery are provided. The composite electrode material of the lithium secondary battery at least includes an electrode active powder and a nanoscale coating layer coated on the surface of the electrode active powder, wherein the nanoscale coating...

06/26/14 - 20140178748 - Electrolyte additive and electrolyte including same and lithium rechargeable battery including electrolyte
In Chemical Formula 1, R1 to R4 are the same as defined in the detailed description....

06/26/14 - 20140178749 - Positive active material for rechargeable lithium battery and rechargeable lithium battery
In an aspect, a positive active material for a rechargeable lithium battery that includes a first positive active material; and a second positive active material including LiaMn1-xMxO2 (M is selected from Co, Ni, Mn, Fe. Cu, V, Si, Al, Sn, Pb, Sn, Ti, Sr, Mg, Ca or a combination thereof;...

06/26/14 - 20140178750 - Lithium/graphite fluoride primary battery and method for its manufacturing
A lithium/graphite fluoride primary battery prepared by a process which includes providing a graphite fluoride powder, mechanically milling the graphite fluoride powder so as to obtain an active material, providing a mixture comprising the active material and an electrically conductive carbon so as to form a part of a positive...

06/19/14 - 20140170475 - Electrodes, electrochemical cells, and methods of forming electrodes and electrochemical cells
Electrodes and methods of forming electrodes are described herein. The electrode can be an electrode of an electrochemical cell or battery. The electrode includes a current collector and a film in electrical communication with the current collector. The film may include a carbon phase that holds the film together. The...

06/19/14 - 20140170476 - Negative electrode active material for energy storage devices and method for making the same
The described embodiments provide an energy storage device that includes a positive electrode including an active material that can store and release ions, a negative electrode including an active material that is a lithiated nano-architectured active material including tin and at least one stress-buffer component, and a non-aqueous electrolyte including...

06/19/14 - 20140170477 - Additive for lead-acid battery and lead-acid battery
An additive for lead-acid battery including sulfonated polyacrylic acid aimed at extending the battery life by preventing the sulfation of the negative electrode, and a lead-acid battery using the additive....

06/12/14 - 20140162117 - Nonaqueous electrolyte secondary battery and production method thereof
According to the embodiment, there is provided a nonaqueous electrolyte secondary battery comprising a positive electrode; a negative electrode including a negative electrode active material layer; and a nonaqueous electrolyte. The negative electrode active material layer contains carbon dioxide and releases the carbon dioxide in the range of 0.01 ml...

05/29/14 - 20140147738 - Electrode composite material, preparation method thereof, cathode and battery including the same
An electrode composite material is disclosed in the invention. The electrode composite material comprises ABxCyDz, wherein A is selected from at least one of polypyrrole, polyacrylonitrile, and polyacrylonitrile copolymer; B comprises sulfur; C is selected from carbon material; D is selected from metal oxides, l≦x≦20, 0≦y<l, and 0≦z<1. Comparing to...

05/29/14 - 20140147739 - Non-aqueous electrolyte secondary battery and battery pack
According to an embodiment, a nonaqueous electrolyte secondary battery including a positive electrode, a negative electrode containing a lithium titanium composite oxide having a spinel structure as a negative electrode active material, and a nonaqueous electrolyte, wherein the lithium titanium composite oxide that is the negative electrode active material has...

05/29/14 - 20140147740 - Positive electrode active material for nonaqueous electrolyte secondary battery and method for producing the same, positive electrode for nonaqueous electrolyte secondary battery using positive electrode active material, and nonaqueous electrolyte secondary battery using positive electrode
Provided is a positive electrode active material for a nonaqueous electrolyte secondary battery in which generation of gas resulting from a reaction between a lithium transition metal complex oxide and an electrolyte is suppressed even when the battery is stored at high temperature, thereby improving the reliability of the battery,...

05/22/14 - 20140141322 - Positive active material composition for rechargeable lithium battery and rechargeable lithium battery
In Chemical Formula 1, each substituent is the same as described in the detailed description....

05/15/14 - 20140134477 - Nonaqueous electrolyte secondary battery and battery pack
A nonaqueous electrolyte secondary battery according to an embodiment includes a positive electrode, a negative electrode, and a nonaqueous electrolyte. The negative electrode contains a negative electrode active material. A lithium insertion-extraction reaction potential of a negative electrode active material is higher than the oxidation-reduction potential of lithium by a...

05/08/14 - 20140127560 - Stabilization of battery electrodes using prussian blue analogue coatings
An electrochemical apparatus (e.g. a battery (cell)) including an aqueous electrolyte and one or two electrodes (e.g., an anode and/or a cathode), one or both of which includes a Prussian Blue analogue (PBA) material of the general chemical formula AxP[R(CN)6-jLj]z.nH2O, where: A is a cation; P is a metal cation;...

05/08/14 - 20140127561 - Non-aqueous electrolyte secondary battery
The present invention is a non-aqueous electrolyte secondary battery including a negative electrode and a non-aqueous electrolyte, the non-aqueous electrolyte secondary battery characterized in that the non-aqueous electrolyte includes lithium bis(oxalato)borate, the negative electrode has a negative electrode core and a negative electrode active material layer formed on the negative...

05/01/14 - 20140120414 - Materials for battery electrolytes and methods for use
Described herein are materials for use in electrolytes that provide a number of desirable characteristics when implemented within batteries, such as high stability during battery cycling up to high temperatures high voltages, high discharge capacity, high coulombic efficiency, and excellent retention of discharge capacity and coulombic efficiency over several cycles...

04/24/14 - 20140113186 - Materials for battery electrolytes and methods for use
Described herein are materials for use in electrolytes that provide a number of desirable characteristics when implemented within batteries, such as high stability during battery cycling up to high temperatures high voltages, high discharge capacity, high coulombic efficiency, and excellent retention of discharge capacity and coulombic efficiency over several cycles...

04/17/14 - 20140106214 - Layered materials with improved magnesium intercalation for rechargeable magnesium ion cells
Electrochemical devices which incorporate cathode materials that include layered crystalline compounds for which a structural modification has been achieved which increases the diffusion rate of multi-valent ions into and out of the cathode materials. Examples in which the layer spacing of the layered electrode materials is modified to have a...

04/10/14 - 20140099536 - Method for manufacturing carbon-sulfur composite, carbon-sulfur composite manufactured thereby, and lithium-sulfur battery
The present invention relates to a method for manufacturing a carbon-sulfur composite, a carbon-sulfur composite manufactured by the method, and a lithium-sulfur battery including the same. In the carbon-sulfur composite manufactured by the method for manufacturing the carbon-sulfur composite, the sulfur is filled up to inside of the carbon balls,...

03/27/14 - 20140087248 - Nonaqueous electrolyte rechargeable battery
A nonaqueous electrolyte rechargeable battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte. The nonaqueous electrolyte contains a film forming agent, and at least two films are formed in layers at least at a part of a surface of the negative electrode in accordance with charging and...

03/27/14 - 20140087249 - Lithium ion battery
The purpose of the present invention is to provide a lithium-ion battery that exhibits excellent long-term life properties, does not suffer from rapid capacity degradation, and exhibits excellent charging/discharging characteristics in low-temperature environments. The present invention is directed to a lithium ion battery comprising: a negative electrode which comprises a...