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7618749 |
Electrolyte for lithium battery and lithium battery comprising same
An electrolyte for a lithium battery includes a non-aqueous organic solvent, a lithium salt, and an additive comprising a) a compound represented by the following Formula (1), and b) a compound...
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7611801 |
Non-aqueous electrolyte, rechargeable lithium battery, and rechargeable battery system
A non-aqueous electrolyte having improved lithium ion conductivity and excellent voltage resistance is provided. A lithium rechargeable battery and a rechargeable battery system including the...
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7595133 |
Lithium cell
A primary cell having an anode comprising lithium and a cathode comprising iron disulfide (FeS 2 ) and carbon particles. The electrolyte comprises a lithium salt dissolved in a nonaqueous solvent...
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7592102 |
Electrolyte for lithium ion secondary battery and lithium ion secondary battery comprising the same
An electrolyte for a lithium ion secondary battery includes a non-aqueous organic solvent; lithium salt; and difluoro oxalato borate and fluoro ethylene carbonate (FEC). The capacity retention...
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7585994 |
Process for the preparation of compounds containing perfluoroalkanesulfonic acid groups
The invention relates to a method for producing perfluoroalkanesulfonic acid esters and for further transforming the same into the salts thereof. The invention also relates to the use of the...
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7585590 |
Rechargeable lithium-ion cell with triphenylamine redox shuttle
Provided is a rechargeable lithium-ion cell that contains a positive electrode, a negative electrode, a charge-carrying electrolyte containing a charge carrying medium and a lithium salt, and a...
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7575833 |
Nonaqueous electrolyte and lithium secondary battery employing the same
The invention relates to a nonaqueous electrolyte which comprises a nonaqueous organic solvent and a lithium salt dissolved therein, wherein the nonaqueous organic solvent contains at least one...
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7537861 |
Lithium secondary battery employing fluorine-substituted cyclohexylbenzene containing electrolytic solution
A lithium secondary battery comprising a positive electrode, a negative electrode of artificial graphite or natural graphite and a nonaqueous electrolytic solution having an electrolyte dissolved...
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7524587 |
Non-aqueous electrolyte and secondary battery containing same
An aluminum secondary battery exhibiting favorable characteristics is provided. The present invention relates to a non-aqueous electrolyte comprising an electrolyte containing Al(CF 3 SO 3 ) 3 and...
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7510807 |
Non-aqueous electrolyte and a lithium secondary battery comprising the same
Disclosed is an electrolyte of a lithium secondary battery comprising a lithium salt, an organic solvent, and at least one additive compound selected from the group consisting of compounds...
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7482101 |
Battery
A battery is provided. The battery provides improved battery characteristics such as cycle characteristics. A battery includes a cathode; an anode; and an electrolytic solution, wherein the anode...
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7476464 |
Negative electrode and secondary cell
A negative electrode wherein a negative electrode current collector has a conductive foil including a conductive substrate and a multiplicity of conductive lumpy projections provided at a surface...
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7465517 |
High purity lithium polyhalogenated boron cluster salts useful in lithium batteries
The present invention relates to lithium secondary batteries comprising a negative electrode, a positive electrode, a separator and a lithium-based electrolyte carried in an aprotic solvent, and to...
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7455936 |
Electric cell
An electric cell comprising a positive electrode, a negative electrode containing aluminum or aluminum alloy, and an electrolyte arranged between the positive electrode and the negative electrode,...
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7419623 |
Proton conducting mediums for electrochemical devices and electrochemical devices comprising the same
An electrochemical device and a proton conducting medium for use in an electrochemical device having a proton conducting electrolyte comprising the formula:
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7348103 |
Polyfluorinated boron cluster anions for lithium electrolytes
The present invention relates to an improvement in lithium secondary batteries comprised of a negative electrode, a positive electrode, a separator, and a lithium-based electrolyte carried in an...
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7320844 |
Vanadium/polyhalide redox flow battery
The invention relates to a redox flow cell containing a polyhalide/halide redox couple in the positive half-cell electrolyte and a V(III)/V(II) redox couple in the negative half-cell electrolyte....
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7285361 |
Non-aqueous secondary battery and portable equipment using the same
A non-aqueous secondary battery includes a positive electrode, a negative electrode, and a non-aqueous electrolyte solution where the non-aqueous electrolyte solution contains a compound A in which...
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7261975 |
Non-aqueous electrolytic solution and lithium secondary battery using the same
The present invention provides a lithium secondary battery which is improved particularly in cycle characteristics. Disclosed is a lithium secondary battery which uses a non-aqueous electrolytic...
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7247404 |
Electrolyte for lithium secondary batteries and lithium secondary battery comprising the same
An electrolyte in a lithium secondary battery includes an alkyl ammonium salt having a cation of the following Formula 1, a lithium salt, and an organic solvent:
wherein R 1 to R 4 are...
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7244531 |
Non-aqueous electrolyte and lithium battery using the same
A non-aqueous electrolyte for stabilizing the active surface of a lithium anode and a lithium battery using the non-aqueous electrolyte are provided. The non-aqueous electrolyte contains an organic...
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7241535 |
Electrolyte for lithium-sulfur batteries and lithium-sulfur batteries comprising the same
A lithium-sulfur battery includes a positive electrode having at least one positive active material selected from the group consisting of an elemental sulfur, Li 2 S n (n≧1), Li 2 S n (n≧1)...
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7223501 |
Polymer electrolyte and lithium battery employing the same
A solid polymer electrolyte, a lithium battery employing the same, and methods of forming the electrolyte and the lithium battery. The polymer electrolyte includes polyester (meth)acrylate having a...
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7220518 |
Secondary battery and electrolyte used therefor
A secondary battery which exhibits less deterioration of capacity, can maintain high energy densities in high temperature atmospheres, and has high practicality, and an electrolyte used therefor,...
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7198712 |
Processing for eliminating sulfur-containing compounds and nitrogen-containing compounds from hydrocarbon
For desulfurization and, if necessary, for denitrification of hydrocarbon fractions the hydrocarbon mixture is brought into contact with a non-aqueous ionic liquid of general formula Q + A − ,...
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7172834 |
Additive for enhancing the performance of electrochemical cells
A lithium battery includes an electrolyte comprised of a non-aqueous solvent, and a salt mixture. The salt mixture includes an alkali metal electrolyte salt and an additive salt having an anion of...
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7169510 |
Nonaqueous electrolytic solution and nonaqueous secondary battery using the same
A nonaqueous electrolytic solution comprising an electrolyte salt dissolved in an organic solvent is disclosed. The nonaqueous electrolytic solution contains a silicon compound represented by...
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7163768 |
Electrolyte solution for secondary battery and secondary battery using the same
The present invention provides a technology of inhibiting the decomposition of the solvent of the electrolyte solution for the secondary battery. Further, the present invention provides a...
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7115340 |
Non-aqueous electrolyte secondary battery
A non-aqueous electrolyte secondary battery according to the present invention is characterized by including a non-aqueous electrolyte which contains at least one of vinylene carbonate derivatives...
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7105250 |
Nonaqueous electrolytic solution with improved safety and lithium battery employing the same
A nonaqueous electrolytic solution and a lithium battery employing the same include a lithium salt, an organic solvent, and a halogenated benzene compound. The use of the nonaqueous electrolytic...
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7094328 |
Strong acids, process for the preparation thereof, and uses thereof
The present invention relates to acids of the general formula [I], [R y PF 6-y ] − H + [I], where y=1, 2 or 3, and in which the ligands R may be identical or different and R is a perfluorinated...
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7070706 |
Composition of nano-tube composite polymer electrolyte and fabrication method thereof
This invention pertains to the composition and method for fabricating nano-tube composite polymer electrolyte. The composite polymer electrolyte is made by blending suitable amount of highly...
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7049029 |
Nonaqueous electrolyte composition for improving overcharge safety and lithium battery using the same
A nonaqueous electrolyte for improving overcharge safety of a lithium battery using the same includes an organic solvent, a lithium salt, and a hydride of a compound represented by the Formula 1: ...
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6984367 |
Process for the preparation of lithium iodide solutions
A process is described for the preparation of lithium iodide solutions by reacting a lithium-containing substance with elemental iodine, the lithium iodide being prepared in an aprotic solvent that...
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6958198 |
Non-aqueous electrochemical apparatus
The invention relates to a non-aqueous electrochemical apparatus in which the difference (γl−γse) between the surface tension γl of non-aqueous electrolyte and the surface free energy γse of...
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6924061 |
Nonflammable non-aqueous electrolyte and non-aqueous electrolyte cells comprising the same
A non-aqueous electrolyte to be used in a Li-ion battery includes a lithium salt, a cyclic carbonate, a linear carbonate and an alkyl fluorinated phosphate, of the following general formula
...
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6921612 |
Nonaqueous electrolyte composition for improving overcharge safety and lithium battery using the same
Provided are a nonaqueous electrolyte for improving overcharge safety and a lithium battery using the same. The nonaqueous electrolyte according to the present invention forms a polymer due to its...
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6911281 |
Non-aqueous electrolyte and electrochemical device comprising the same
A non-aqueous electrolyte is disclosed, which comprises a non-aqueous solvent and a solute represented by the general formula(1): MBR 1 R 2 R 3 R 4 , wherein M is an alkali metal atom or an...
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6899978 |
Electrochemical cell
An electrochemical cell having a positive electrode, a negative electrode and an electrolyte is dosed with an additive which acts on the negative electrode to reduce electrolysis and, hence, water...
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6896996 |
Perfluoropolyether additives for electrochemical applications
Electrolytic compositions comprising a perfluoropolyether additive of formula (I):
wherein:
d, e, f are integers; a, b, c can be zero or integers; being a+b+c+d+e+f such that the number...
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6893774 |
Fluoroalkylphosphate salts, and process for the preparation of these substances
Fluoroalkylphosphate salts of Formula I, described herein, are suitable for use, alone or in mixtures with, e.g., other salts, in electrolytes, primary batteries, secondary batteries, capacitors,...
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6869731 |
Electrolytic solution and electrochemical cell using the same
The present invention relates to an electrolytic solution comprising an aqueous solution of an organic or inorganic acid whereto a water-soluble N-containing heterocyclic compound is added, and an...
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6855458 |
Non-aqueous electrolyte composition for batteries
Disclosed is a non-aqueous electrolyte composition for batteries, which is composed of a mixture of a fluorobenzene component and a carbonic acid ester component in which the volume ratio of the...
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6852229 |
Method for preparing high-purity ionic liquids
A method for preparing a high-purity ionic liquid having a pH value of 7 and an elemental analysis deviation of less than 0.5 wt % between a calculated elemental analysis and a found elemental...
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6841305 |
Non-aqueous electrolyte battery and non-aqueous electrolyte
A non-aqueous electrolyte battery excellent in high-temperature storage characteristics is provided by adding to the non-aqueous electrolye a compound represented by the following formula:
in...
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6841301 |
Fluoroalkyl phosphates for use in electrochemical cells
The present invention relates to fluoroalkyl phosphates, to a process for the preparation, and to their use as conductive salts in batteries, capacitors, supercapacitors and galvanic cells.
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6822065 |
Solid polymer electrolyte and preparation methods
The invention concerns a solid polymer electrolyte characterized in that it comprises at least a methacrylonitrile polymer in the form: of a linear homopolymer with strong mass, reinforced or not;...
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6780542 |
Lithium oxyhalide cell with improved safety and voltage delay characteristics
The present invention is directed to providing a lithium carbonate passivation layer on lithium through exposure of the active material to gaseous carbon dioxide prior to cell assembly. This...
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6730441 |
Rechargeable electrochemical cell
Rechargeable electrochemical cell, with a negative electrode, which in charged state contains an active metal selected from the group of the alkaline metals, the alkaline-earth metals and the...
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6713213 |
Non-aqueous electrolyte secondary battery with an organic magnesium electrolyte compound
In order to obtain a non-aqueous electrolyte secondary battery having a high capacity and excellent charge/discharge cycle characteristics, a halogen-containing organic magnesium compound...
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