Matches 1 - 50 out of 329 1 2 3 4 5 6 7 >


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US20120171578 Battery having electrolyte with mixed solvent  
The battery includes an electrolyte activating one or more cathodes and one or more anodes. The electrolyte includes one or more salts in a solvent. The solvent includes one or more organic...
US20130302700 NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY  
A non-aqueous electrolyte secondary battery that has a battery element including a positive electrode member, a negative electrode member, and a non-aqueous electrolyte solution. The negative...
US20100304225 ELECTROLYTE FORMULATIONS FOR ENERGY STORAGE DEVICES BASED ON IONIC LIQUIDS  
The invention relates to an electrolyte formulation comprising a) an ionic liquid which is electrochemically stable over a range of at least 4.5 V, has a viscosity of less than 300 mPa·s at 20° C....
US20120129053 NON-AQUEOUS ELECTROLYTE AND ELECTROCHEMICAL DEVICE WITH AN IMPROVED SAFETY  
Disclosed is an electrochemical device comprising a cathode having a complex formed between a surface of a cathode active material and an aliphatic di-nitrile compound; and a non-aqueous...
US20150079483 OXIRANE-BASED ADDITIVES IN SUPPORT OF FIVE VOLT LITHIUM ION CHEMISTRY  
The present disclosure relates to several families of commercially available oxirane compounds that can be used as electrolyte co-solvents, solutes, or additives in non-aqueous electrolyte and...
US20140295221 ADDITIVES FOR NON-AQUEOUS ELECTROLYTE AND SECONDARY BATTERY USING THE SAME  
Disclosed are an electrolyte for a secondary battery, and a secondary battery including the same, the electrolyte including an electrolyte salt; an electrolyte solvent; and a compound generating...
US20150079484 ELECTROLYTE ADDITIVES IN SUPPORT OF FIVE VOLT LITHIUM ION CHEMISTRY  
The present disclosure relates to additives for electrolytes and preparation of aluminum-based, silicon-based, and bismuth-based additive compounds that can be used as additives or solutes in...
US20130323607 SECONDARY ELECTROCHEMICAL CELLS WITH SEPARATOR AND ELECTROLYTE COMBINATION  
A secondary electrochemical cell comprises an anode, a cathode including electrochemically active cathode material, a separator between the anode and the cathode, and an electrolyte. The...
US20140342246 POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME  
A rechargeable lithium battery includes a positive electrode including a positive active material, a negative electrode including a negative active material and an electrolyte including a lithium...
US20140050993 POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD FOR PREPARING SAME AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME  
A positive active material including a compound represented by Li1+xM1−kMekO2. A surface part of a particle of the positive active material has a mole ratio [Me/M] (A) of element represented by Me...
US20120225359 Electrolytes in Support of 5 V Li ion Chemistry  
This invention described the preparation of a series of compounds selected from the group comprising tris(1,1,1,3,3,3-hexafluoro-iso-propyl)phosphate, tris(perfluoroethyl)phosphate,...
US20110183219 Method for Producing Lithium Difluorobis (Oxalato) Phosphate Solution  
Disclosed is a method for producing a lithium difluorobis(oxalato)phosphate solution, which is characterized by that lithium hexafluorophosphate and oxalic acid are mixed together in a nonaqueous...
US20140242472 NON-AQUEOUS ELECTROLYTE AND LITHIUM SECONDARY BATTERY USING THE SAME  
The present invention relates to a non-aqueous electrolyte solution for a lithium secondary battery, comprising a sulfolane-based additive; and a lithium secondary battery using the same. The...
US20110236766 ELECTROLYTE COMPOSITIONS FOR BATTERIES USING SULPHUR OR SULPHUR COMPOUNDS  
There are disclosed electrolytes comprising solutions of lithium salts with large anions in polar aprotic solvents with a particular concentration of background salts. The concentration of the...
US20140342240 Fluorinated phosphazenes for use as electrolyte additives and co-solvents in lithium ion batteries  
An electrolyte solution for use in a battery includes at least: an ionizable salt; at least one organic solvent; and at least one cyclic phosphazene compound.
US20130230782 LITHIUM BATTERY  
A lithium battery includes a cathode containing a lithium manganese oxide with a spinel structure; an anode; and an electrolyte. When stored at a temperature of about 50° C. or greater for about 7...
US20140141342 ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING SAME  
The present invention relates to an electrolyte for a lithium secondary battery and a lithium secondary battery including the same, wherein the electrolyte comprises an organic solvent and an...
US20130288137 REDOX SHUTTLES HAVING AN AROMATIC RING FUSED TO A 1,1,4,4-TETRASUBSTITUTED CYCLOHEXANE RING  
An electrolyte includes an alkali metal salt; an aprotic solvent; and a redox shuttle additive including an aromatic compound having at least one aromatic ring fused with at least one non-aromatic...
US20120189921 LITHIUM SULPHIDE BATTERY AND METHOD OF PRODUCING THE SAME  
A chemical source of electrical energy may include a positive electrode (cathode) made of an electrically conductive material, a mixture of lithium sulphide and sulphur, a permeable separator or...
US20110183218 NONAQUEOUS ELECTROLYTE AND NONAQUEOUS ELECTROLYTE BATTERY  
A nonaqueous electrolyte includes: a nonaqueous solvent containing 0.1% by volume or more and not more than 50% by volume of at least one member selected from the group consisting of a halogen...
US20130209895 RECHARGEABLE LITHIUM BATTERY  
Disclosed is a rechargeable lithium battery that includes a positive electrode having an active mass density of about 3.4 g/cc to about 4.0 g/cc, a negative electrode, and an electrolyte including...
US20070065726 Battery having electrolyte with organoborate additive  
The battery has an electrolyte that includes an organoborate additive and one or more salts in a solvent. The organoborate additive can be present in a concentration less than 0.2 M or less than...
US20130224605 FLUORINATED COMPOUNDS FOR USE IN LITHIUM BATTERY ELECTROLYTES  
Provide are fluorinated cyclic and acyclic carbonate solvent compositions such as various fluorine substituted 1,3-dioxolane-2-one compounds and fluorine substituted 1,3-dioxane-2-one compounds,...
US20120171577 ELECTROLYTE SOLUTION AND MAGNESIUM BATTERY INCLUDING THE SAME  
An electrolytic solution including: a magnesium salt; a non-aqueous organic solvent; and an anion receptor, wherein the anion receptor comprises at least one compound selected from the group...
US20060177741 Electrolyte compositions for batteries using sulphur or sulphur compounds  
There are disclosed electrolytes comprising solutions of lithium salts with large anions in polar aprotic solvents with a particular concentration of background salts. The concentration of the...
US20100015532 NEGATIVE ELECTRODE AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE SAME  
A rolled foil of surface roughened copper as thick as 26 μm for example having a surface formed into an irregular shape with copper precipitated thereon by an electrolytic method is prepared as a...
US20120276456 ADDITIVE FOR ELECTROLYTES IN ELECTROCHEMICAL CELLS  
Electrolyte, comprising an aprotic solvent, a lithium salt as conducting salt, and an additive, characterized in that the additive is a compound which contains a protonable nitrogen atom and is...
US20130130127 GRAPHITE ANODE ACTIVE MATERIAL FOR USE IN LITHIUM SECONDARY BATTERY  
By a method that includes coking a residue resulting from distillation of crude oil under reduced pressure and having API gravity of 1 to 5, an asphaltene content of 10 to 50%, a resin content of...
US20110223491 LITHIUM TITANATE COMPOSITE MATERIAL, PREPARATION METHOD THEREOF, NEGATIVE ACTIVE SUBSTANCE AND LITHIUM ION SECONDARY BATTERY CONTAINING THE SAME  
Provided is a composite material having spinel structured lithium titanate, wherein the lithium titanate has a microcrystalline grain diameter of about 36-43 nm and an average particle diameter of...
US20110250503 BATTERY ELECTROLYTE SOLUTIONS CONTAINING AROMATIC PHOSPHORUS COMPOUNDS  
A battery electrolyte solution contains from 0.01 to 80% by weight of an aromatic phosphorus compound. The aromatic phosphorus compound provides increased thermal stability for the electrolyte,...
US20100055576 tert-BUTYLPHENYL SULFONATE COMPOUND, NONAQUEOUS ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY USING THE SAME, AND LITHIUM SECONDARY BATTERY USING THE SAME  
The disclosed subject matter relate to a di-tert-butylphenyl alkylsulfonate compound, tert-butylphenyl alkylsulfonate compound, di-tert-butylphenyl arylsulfonate compound or tert-butylphenyl...
US20140272605 NON-AQUEOUS ELECTROLYTE SOLUTION AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME  
Provided are a non-aqueous electrolyte solution which includes a lithium salt including lithium bis(fluorosulfonyl)imide (LiFSI) and an additive including a vinylene carbonate-based compound and a...
US20150155597 NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY  
The present invention relates to a non-aqueous electrolyte comprising a non-aqueous electrolyte solvent, a supporting salt, and a sulfonate represented by a predetermined formula, the non-aqueous...
US20140178770 ELECTROLYTES FOR DENDRITE-FREE ENERGY STORAGE DEVICES HAVING HIGH COULOMBIC EFFCIENCY  
The Coulombic efficiency of lithium deposition/stripping can be improved while also substantially preventing lithium dendrite formation and growth using particular electrolyte compositions....
US20110008684 NON-AQUEOUS ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME  
A non-aqueous electrolyte solution for a lithium secondary battery includes a lithium salt and a carbonate organic solvent. The non-aqueous electrolyte solution further includes a fluoro...
US20080311481 NONAQUEOUS ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTER USING THE SAME  
A nonaqueous electrolyte for a lithium secondary battery and a lithium secondary battery including the same are provided. In particular, the nonaqueous electrolyte comprises a compound of chemical...
US20140287327 METHOD OF COATING SUBSTRATE FOR LITHIUM SECONDARY BATTERY WITH INORGANIC PARTICLES AND LITHIUM SECONDARY BATTERY COMPRISING SUBSTRATE COATED BY THE METHOD  
The present invention provides a method of coating a substrate for a lithium secondary battery with inorganic particles, comprising charging the inorganic particles to form charged inorganic...
US20150084604 LITHIUM-SULFUR BATTERY AND METHODS OF PREVENTING INSOLUBLE SOLID LITHIUM-POLYSULFIDE DEPOSITION  
An improved lithium-sulfur battery containing a surface-functionalized carbonaceous material. The presence of the surface-functionalized carbonaceous material generates weak chemical bonds between...
US20120009487 Non-Aqueous Electrolyte Solution For Lithium Secondary Battery And Lithium Secondary Battery Comprising The Same  
A non-aqueous electrolyte solution for a lithium secondary battery includes a non-aqueous solvent and a lithium salt dissolved in the non-aqueous solvent. The lithium salt includes LiN(CF3SO2)2....
US20120028134 LITHIUM SECONDARY BATTERY WITH IMPROVED ENERGY DENSITY  
Provided is a lithium secondary battery with enhanced energy density including a cathode using a cathode active material containing lithium mixed transition metal oxide absorbing and discharging...
US20090123845 Electrolyte purification method, electrolytes and generators thus obtained and use of same  
Process for the purification of an ionic electrolyte comprising at least one alkali metal salt, the process having at least one stage in which particles of at least one calcium salt are brought...
US20130330598 NON-AQUEOUS ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME  
A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are provided. The non-aqueous electrolyte solution includes an organic...
US20140220456 ENHANCED PACKING OF ENERGY STORAGE PARTICLES  
The present application is generally directed to energy storage materials such as activated carbon comprising enhanced particle packing properties and devices containing the same. The energy...
US20120164541 FLUORIDE ION BATTERY COMPOSITIONS  
A lithium-free, anion based charge transport electrochemical system that uses fluoride ion transporting electrolytes, including ionic liquids, with and without various additives to improve...
US20080220338 ELECTRODE CURRENT COLLECTOR AND METHOD FOR PRODUCING THE SAME, ELECTRODE FOR BATTERY AND METHOD FOR PRODUCING THE SAME, AND SECONDARY BATTERY  
A current collector forming an electrode for battery is provided. The electrode current collector includes a conductive layer made of copper or a copper alloy. Furthermore, the conductive layer...
US20150162615 Binder Materials for Anode and Cathode Materials of Lithium Cells  
Electrode materials and binder materials are used for lithium cells, such as lithium ion cells. To optimize the specific power [W/kg] or power density [W/l] and specific energy [Wh/kg] or energy...
US20150118575 RECHARGEABLE LITHIUM BATTERY  
A rechargeable lithium battery including a negative electrode including a negative active material, a positive electrode, and an electrolyte solution including an additive, wherein the negative...
US20150118581 RECHARGEABLE LITHIUM ION BATTERY, AND MANUFACTURING METHOD FOR RECHARGEABLE LITHIUM ION BATTERY  
A rechargeable lithium ion battery including a negative active material, the negative active material including a carbon-based active material, and an electrolyte solution that includes a...
US20080038645 Cell or battery with a metal lithium electrode and electrolytes therefor  
An electrolyte for rechargeable batteries with a negative electrode of lithium or lithium containing alloys comprising: one or several non-aqueous organic solvents, one or several lithium salts...
US20140322616 NON-AQUEOUS ELECTROLYTE SOLUTION FOR SECONDARY BATTERIES, AND LITHIUM ION SECONDARY BATTERY  
A non-aqueous electrolyte solution for secondary batteries, comprising a lithium salt (total number of moles of lithium atoms: NLi) and a liquid composition, wherein the liquid composition...

Matches 1 - 50 out of 329 1 2 3 4 5 6 7 >