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Class 429/331 - Plural cyclic carbonate solvents


Subclass of Class 429 - Chemistry: electrical current producing apparatus, product, and process
Definition: Subject matter wherein more than one cyclic carbonate solvent
No. of patents: 131
Last issue date: 09/28/2010


1        
NumberTitleIssue Date
7803487Non-aqueous liquid electrolyte and non-aqueous liquid electrolyte secondary battery using the same
A non-aqueous liquid electrolyte secondary battery comprising an anode electrode and a cathode electrode, capable of intercalating and deintercalating lithium ions, and a non-aqueous liquid electrolyte, having high charging capacity, capable of maintaining excellent...
09/28/2010
7794885Non-aqueous electrolytic solution and lithium secondary battery
The present invention provides a lithium secondary battery which is improved in cycle characteristics and storage stability at an elevated temperature as well as protection from overcharge. In the battery, generation of a gas is also inhibited to prevent the battery...
09/14/2010
7754390Manufacturing method of negative electrode for nonaqueous electrolytic rechargeable battery, and nonaqueous electrolytic rechargeable battery using it
A negative electrode for a nonaqueous electrolytic rechargeable battery capable of storing and discharging lithium ions is manufactured in the steps of forming a lithium metal layer on a carrier substrate by a gas phase method, superimposing the surface of the lithi...
07/13/2010
7745058Non-aqueous solvent, non-aqueous electrolyte compositions, and non-aqueous electrolyte secondary battery
A non-aqueous solvent is provided that includes ethylene carbonate in a range from 5% or more to less than 60%, propylene carbonate of 40% or less, and diethyl carbonate of 40% or more, as mass ratios. The non-aqueous electrolyte compositions are formed by further a...
06/29/2010
7687204Non-aqueous electrolyte and a lithium secondary battery comprising the same
An electrolyte for a lithium secondary battery comprises lithium salts including LiPF6 and LiBF4; a non-aqueous organic solvent including an organic solvent with high boiling point; and vinylene carbonate. The electrolyte may inhibit bat...
03/30/2010
7642015Nonaqueous electrolyte secondary battery
A nonaqueous electrolyte secondary battery includes an electrode group having a positive electrode and a negative electrode wound flatly by way of an interposed separator, a positive electrode tab electrically connected to the positive electrode, and projecting from...
01/05/2010
7635542Non-aqueous electrolyte secondary battery
A non-aqueous electrolyte secondary battery includes a positive electrode, a negative electrode, and a non-aqueous electrolyte comprising an electrolyte dissolved in a non-aqueous solvent. The negative electrode uses a low crystalline carbon coated graphite in which...
12/22/2009
7482101Battery
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 contains a carbon material, the electrolytic solution contains propyle...
01/27/2009
7442471Solvent systems comprising a mixture of lactams and esters for non-aqueous electrolytes and non-aqueous electrolyte cells comprising the same
A non-aqueous electrolyte solution for lithium or a lithium ion cell, which improves lithium ion cell capacity retention and enhances storage life thereof. The non-aqueous solution can be implemented in the context of an electrolyte system that includes a lithium sa...
10/28/2008
7402260Non-aqueous solvent mixture and non-aqueous electrolytic solution containing such mixture
A non-aqueous mixture solvent for a non-aqueous electrolytic solution to be used for electrochemical energy devices, which contains an aprotic solvent, and a fluorinated ketone of the formula: (wherein Rf1
07/22/2008
7387852Polymer electrolyte and lithium battery using the same
A polymer electrolyte extends the cycle life, improves the safety, and reduces the swelling of a battery, compared with a polymer electrolyte containing a poly(alkylene oxide) polymer. Also, a lithium battery utilizes the polymer electrolyte. The polymer electrolyte...
06/17/2008
7341807Non-flammable nonaqueous electrolyte solution and lithium ion cell using same
Disclosed are a non-flammable nonaqueous electrolyte solution and a lithium ion cell using the electrolyte solution. The non-flammable nonaqueous electrolyte solution comprises a ternary or higher-order compound additive, a high concentration of lithium salt and a p...
03/11/2008
7303594Battery electrode and method of making the same
A method of making a battery cathode includes forming a first layer having a cathode mixture on a substrate, separating, e.g., removing, the substrate from the first layer, and incorporating the first layer into the battery cathode. ...
12/04/2007
7285356Non-aqueous electrochemical cells
Electrochemical cells are disclosed. In some embodiments, an electrochemical cell includes a cathode having less than about 2,000 ppm of water, an anode, and an electrolyte having a first lithium salt and LiPF6. ...
10/23/2007
7273681Non-aqueous secondary battery having negative electrode including graphite powder
Objects of the present invention is to provide a carbon material having a superior reversibility in lithium intercalation-deintercalation reaction, and a non-aqueous secondary battery using the carbon material as an active material for a negative electrode, which ha...
09/25/2007
7261972Nonaqueous electrolyte secondary battery
A nonaqueous electrolyte secondary battery includes an electrode group having a positive electrode and a negative electrode wound flatly by way of an interposed separator, a positive electrode tab electrically connected to the positive electrode, and projecting from...
08/28/2007
7255965Non-aqueous electrolytic solution
The use of lithium bis(oxalate)borate (LiBOB) as an additive in a lithium secondary battery provides improved battery performance such as long life and high capacity retention after high temperature storage. ...
08/14/2007
7238453Non-aqueous electrolytic solution with mixed salts
The use of at least two electrolyte salts in a lithium secondary battery provides improved battery performance such as long cycle life of high discharge capacity and high capacity retention. ...
07/03/2007
7238451Conductive polyamine-based electrolyte
The present invention is directed to a polymer electrolyte comprising amine groups dispersed throughout the polymer backbone, including various poly(ethylenimine)-based polymers, which enable ionic movement for use in various applications, including for example batt...
07/03/2007
7235332Lithium ion polymer secondary cell
A porous element containing a fluoropolymer comprising vinylidene fluoride as a main unit and having a density of 0.55–1.30 g/cm3 and a Gurley value of not more than 150 sec/100 cc is used as a polymer substrate of a solid electrolyte to be placed betwe...
06/26/2007
7235334Electrolyte for lithium ion rechargeable battery and lithium ion rechargeable battery including the same
The present invention is an electrolyte for a lithium ion rechargeable battery and a lithium ion rechargeable battery that includes the same. More particularly, the present invention discloses an electrolyte for a lithium ion rechargeable battery that provides excel...
06/26/2007
7235335Nonaqueous liquid electrolyte and nonaqueous liquid electrolyte secondary battery
Disclosed is a nonaqueous liquid electrolyte comprising a nonaqueous solvent, an electrolyte dissolved in the nonaqueous solvent and a macromolecular material added to the nonaqueous solvent. The nonaqueous liquid electrolyte is a fluid having a viscosity at 20° C....
06/26/2007
7229716Nonaqueous electrolyte secondary battery
A nonaqueous electrolyte secondary battery includes a positive electrode, a negative electrode comprising a graphite as a negative electrode active material, and a nonaqueous electrolyte including at least a saturated cyclic carbonic ester and containing a cyclic ca...
06/12/2007
7229719Non-aqueous electrolyte secondary battery
A highly safe non-aqueous electrolyte secondary cell with excellent self-extinguishing property or flame retardancy is provided which comprises an anode, a cathode, a non-aqueous electrolyte in which an Li-salt as a supporting salt is dissolved in an organic solvent...
06/12/2007
7226704Electrolytes for lithium ion batteries
Electrolytes containing lithium-bis(oxalato)borate, a cyclic carbonate, one or more compounds selected from acrylic carbonates, aliphatic esters, alicyclic ethers and aliphatic, difunctional ethers, one or more compounds selected from lactones, dinitriles, compounds...
06/05/2007
7223500Non-aqueous electrolyte and a lithium secondary battery comprising the same
An electrolyte of a lithium secondary battery includes lithium salts, an organic solvent with a high boiling point, and a carbonate-based additive compound having substituents selected from the group consisting of a halogen, a cyano (CN), and a nitro (NO2...
05/29/2007
7223502Nonaqueous electrolyte and lithium secondary battery employing the same
An object of the present invention is to provide a battery of high capacity that is excellent in storage, load, cycle, and continuous charge characteristics and that reduces gas generation; and a nonaqueous electrolyte for use in the battery. The invention re...
05/29/2007
7217480Organic electrolytic solution and lithium battery using the same
An organic electrolytic solution includes a lithium salt and an organic solvent containing a phosphonate compound, and a lithium battery utilizes the organic electrolytic solution. When using the organic electrolyte containing the phosphonate compound to manufacture...
05/15/2007
7203628Manufacturing system and method
A method for manufacturing an object having a potential {x} that is generated in response to a field {f} applied thereto. A computerized mathematical model of the object is generated by discretizing a geometric model of the object into a plurality of finite elements...
04/10/2007
7198871Non-aqueous electrolyte secondary battery
In a non-aqueous electrolyte secondary battery provided with a positive electrode, a negative electrode, and a non-aqueous electrolyte solution, a positive electrode active material is a mixture of lithium-manganese composite oxide and at least one of lithium-nickel...
04/03/2007
7175939Non-aqueous electrolyte secondary battery
In a non-aqueous electrolyte secondary battery provided with a positive electrode, a negative electrode using carbon material as negative electrode active material, and a non-aqueous electrolyte solution, the non-aqueous electrolyte solution contains at least a satu...
02/13/2007
7150941Secondary battery
Provided is a secondary battery in which high energy density can be obtained and charging/discharging cycle characteristic can be improved. A positive electrode (13) and a negative electrode (15) are stacked with a separator (16) interposed ther...
12/19/2006
7150944Non-aqueous electrolyte compositions and lithium secondary batteries made thereof
Disclosed are non-aqueous electrolyte compositions of the present invention that comprise non-aqueous solvents and monomers such as aniline, phenanthrene, ethylenedioxythiophene, benzothiophene or derivatives thereof. The monomers are contained in the electrolytes o...
12/19/2006
7115340Non-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 at a concentration of 1 wt % or less and at least one of cyclic sulfa...
10/03/2006
7101641Lithium primary battery
In a lithium battery comprising a positive electrode for which manganese dioxide is employed, manganese dioxide containing 0.1 to 3% by weight of boron is employed as the positive electrode and a lithium alloy containing 0.05 to 2% by weight of aluminum is employed ...
09/05/2006
7097944Nonaqueous secondary cell
A nonaqueous secondary cell including the following elements: a positive electrode capable of absorbing and releasing lithium; a negative electrode capable of absorbing and releasing lithium; and a nonaqueous electrolyte including a nonaqueoous solvent and a lithium...
08/29/2006
7087349Organic electrolytic solution and lithium secondary battery employing the same
An organic electrolytic solution and a lithium secondary battery employing the same, wherein the organic electrolytic solution for a lithium secondary battery includes a polymer adsorbent having an ethylene oxide chain capable of being adsorbed into a lithium metal,...
08/08/2006
7084608PCMCIA card with dedicated on-board battery
A PCMCIA card is provided that includes an on-board (integrated) storage battery and, preferably, charging circuitry for same. The on-board storage battery is dedicated to operation of on-board devices that have higher current/power requirements than are available f...
08/01/2006
7078132Lithium battery having effective performance
A lithium battery which has an anode, a cathode having a compound capable of intercalating and deintercalating lithium, a separator interposed between the cathode and the anode, and an electrolyte solution having an electrolyte solute dissolved in a nonaqueous solve...
07/18/2006
7063916Battery
The invention provides a battery, which can improve a capacity and cycle characteristics. The battery comprises an electrode winding body, wherein a cathode and an anode are layered and wound with a separator in between inside a battery can. An electrolytic solution...
06/20/2006
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