Class 429/327 - One of the organic solvents contains a hetero ring

Subclass of Class 429 - Chemistry: electrical current producing apparatus, product, and process
Definition: Subject matter wherein one of the organic solvents contains
No. of patents: 35
Last issue date: 02/21/2012

Number	Title	Issue Date
8119293	Non-aqueous electrolyte secondary cell A non-aqueous electrolyte secondary cell can be charged at a high voltage of 4.3V or more and has excellent cycle characteristics and excellent high-temperature storage characteristics. The cell includes positive and negative electrodes capable of inserting and extr...	02/21/2012
8067120	Non-aqueous electrolyte secondary battery The non-aqueous electrolyte secondary battery of the present invention includes a positive electrode containing a lithium-containing transition metal oxide as a positive electrode active material, a negative electrode, a separator interposed between the positive ele...	11/29/2011
7927747	Additives for non-aqueous electrolyte and lithium secondary battery using the same Disclosed is an electrolyte for batteries, comprising: (a) an electrolyte salt; (b) an organic solvent; (c) a first compound having an oxidation initiation voltage (vs. Li/Li+) higher than the operating voltage of a cathode; and (d) a second reversible co...	04/19/2011
7824810	Electrolytic solution and battery An electrolytic solution capable of inhibiting self-discharge even under the high temperatures and a battery using the electrolytic solution are provided. A spirally wound electrode body in which a cathode and an anode are wound with a separator in between and spira...	11/02/2010
7638243	Stabilized nonaqueous electrolytes for rechargeable batteries The invention relates to the use of aromatic phosphite compounds as stabilizers for nonaqueous electrolytic solutions containing halogenated salts such as LiPF6 and LiBF4. The electrolyte containing such a phosphite exhibits excellent shelf lif...	12/29/2009
7438993	Electrolyte for lithium battery and lithium battery comprising same The electrolyte for a lithium battery includes a non-aqueous organic solvent, a lithium salt, and an additive of the following Formula 1: wherein, X and Y are the same or different from each other a...	10/21/2008
7425388	Electrolyte for a lithium battery and a lithium battery comprising the same An electrolyte for a lithium battery includes a non-aqueous organic solvent, a lithium salt, and an additive comprising a) a sulfone-based compound and b) a C3 to C30 organic peroxide or azo-based compound. The electrolyte may further include a...	09/16/2008
7402260	Non-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
7297442	Nonaqueous electrolytic solution and lithium secondary battery employing the same 1. A non-aqueous electrolytic solution comprising an electrolytic salt in a non-aqueous solvent, which further contains a pentafluorophenoxy compound having the formula (I): in which R represents a substituting group such a...	11/20/2007
7294436	Nonaqueous electrolytic solution and lithium secondary batteries In order to manufacture a lithium secondary battery having excellent performances in safety under overcharge condition, cycle property, electric capacity, and storage endurance, 0.1 wt. % to 10 wt. % of a tert-alkylbenzene compound is favorably incorporated into a n...	11/13/2007
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 a halogen group is bonded to a benzene ring and a compound B oxidize...	10/23/2007
7282303	Non-aqueous secondary battery and portable equipment using the same A non-aqueous secondary battery is provided, which has excellent overcharging safety, less generation of gas during storage at a high temperature, and can ensure storage reliability. A non-aqueous secondary battery includes a positive electrode, a negative el...	10/16/2007
7205073	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 selected from the group consisting of a sulfone-based compound, a poly(e...	04/17/2007
7147967	Cathode for metal-oxygen battery Disclosed is a cathode material for a metal-oxygen battery such as a lithium-oxygen battery. The material comprises, on a weight basis, a first component which is an oxide or a sulfide of a metal. The first component is capable of intercalating lithium, and is prese...	12/12/2006
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 solution causes formation of a polymer by oxidative decomposition of th...	09/12/2006
7087349	Organic 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
7037624	Electrolyte for lithium battery, method of preparing the same, and lithium battery comprising same An electrolyte for a lithium battery is disclosed. The electrolyte includes a non-aqueous organic solvent, a lithium salt, and at least one dioxolane-based additive. ...	05/02/2006
6999303	Solid electrolytic capacitor and process for its fabrication The solid electrolytic capacitor of the invention is provided with a first electrode layer and a second electrode layer between which are disposed a dielectric layer formed on the surface of the first electrode layer, and a solid electrolyte layer. The solid electro...	02/14/2006
6994936	Nonaqueous electrolyte secondary battery The present invention is characterized in that a nonaqueous electrolyte contains a sultone compound having unsaturated bonds, and the present invention thereby aims at suppressing the swelling of a nonaqueous electrolyte secondary battery, as represented by a lithiu...	02/07/2006
6984471	Nonaqueous electrolyte and nonaqueous electrolyte battery A nonaqueous electrolyte has electrolyte salt dissolved in a nonaqueous solvent, wherein the ratio of the nonaqueous solvent having a ring structure is 50 wt % or more in all nonaqueous electrolyte solution components and the nonaqueous solvent includes at least one...	01/10/2006
6955866	Coated lithium electrodes Batteries including a lithium anode stabilized with a metal-lithium alloy and battery cells comprising such anodes are provided. In one embodiment, an electrochemical cell having an anode and a sulfur electrode including at least one of elemental sulfur, lithium sul...	10/18/2005
6905799	Nonaqueous electrolytic solution and secondary battery containing the same There are disclosed a non-aqueous electrolyte which comprises a non-aqueous organic solvent and a lithium salt, and further contains a compound represented by the following formula (I): wherein X represents —O—, �...	06/14/2005
6866966	Non-aqueous secondary battery having enhanced discharge capacity retention A discharge capacity retention of a non-aqueous secondary battery is enhanced by incorporating into its non-aqueous electrolytic solution a small amount of a substituted diphenyldisulfide derivative in which each of the diphenyl groups has a substituent such as alko...	03/15/2005
6852450	Electrolyte for a lithium-sulfur battery and a lithium-sulfur battery using the same An electrolyte for a lithium-sulfur battery that includes a first component solvent with a sulfur solubility greater than or equal to 20 mM, a second component solvent with a sulfur solubility less than 20 mM, a third component solvent with a high dielectric constan...	02/08/2005
6787268	Electrolyte An electrolyte for a battery comprises LiBOB salt in gamma butyrolactone and a low viscosity solvent. The low viscosity solvent may comprise a nitrile, an ether, a linear carbonate, or a linear ester. This electrolyte is suitable for use in lithium ion batteries hav...	09/07/2004
6664008	Secondary battery having nonaqueous electrolyte solution Disclosed is a non-aqueous electrolytic solution secondary cell having a negative electrode containing a carbonaceous material capable of occluding and liberating lithium, a positive electrode, a non-aqueous electrolytic solution which includes a solute a...	12/16/2003
6607861	Application of γ-SVO and mixture of γ-SVO/&3xb5;-SVO in high rate electrochemical lithium cells containing SVO/CFx/SVO sandwich cathodes Lithium electrochemical cells having a sandwich cathode electrode of SVO/CFx /SVO active materials are described. Such a design improves the service life of defibrillator electrochemical cells. A preferred formulation uses γ-SVO/CFx...	08/19/2003
6376765	Electrolyte composition, photoelectric conversion device and photo-electrochemical cell An electrolyte composition comprising a compound represented by the following general formula (1): ##STR1## wherein R represents a substituent containing a --(CR1 R2 --CR3 R4 --O)n -- bond (in which R...	04/23/2002
6232020	Non-flammable electrolyte compositions and lithium secondary batteries made thereof Disclosed are non-flammable electrolyte compositions of the present invention that comprise a mixed solvent comprising carbonate-, thiocarbonate-, and phosphate-based solvents and inorganic additives such as metal compounds or metal halogen compounds. A m...	05/15/2001
6153338	Nonaqueous organic electrolytes for low temperature discharge of rechargeable electrochemical cells An alkali metal secondary electrochemical cell, and preferably a lithium ion cell, activated with a quaternary solvent system, is described. The solvent system comprises a quaternary mixture of dialkyl carbonates and cyclic carbonates, and preferably dime...	11/28/2000
6074776	Polymerizable additives for making non-aqueous rechargeable lithium batteries safe after overcharge After undergoing overcharge abuse, non-aqueous rechargeable lithium batteries can be left in a relatively hazardous state of charge, representing a safety concern with respect to subsequent thermal or mechanical abuse. Electrolyte additives which electroc...	06/13/2000
5998065	Ion-conductor for lithium secondary battery and lithium secondary battery using the same An ion-conductor for a lithium secondary battery comprising at least an electrolyte and an additive; wherein the additive contains at least one kind of imido compound selected from the group consisting of compounds of the general formula (I): ##STR1## ...	12/07/1999
5686138	Lithium secondary battery Provided is a novel lithium secondary battery including a positive electrode including a compound capable of occluding and discharging lithium, a negative electrode composed mainly of a carbon material which includes a graphite as an only or as a principa...	11/11/1997
5219684	Electrochemical cells containing a safety electrolyte solvent The present invention is an electrolyte which provides superior safety characteristics on cells using the electrolyte. The electrolyte allows for the preparation of cells having acceptable performance when placed in environments where safety concerns are ...	06/15/1993
4670363	Non-aqueous electrochemical cell An improved nonaqueous electrolyte and electrochemical cell containing same, wherein the electrolyte is comprised of a salt complexed by a tertiary amine and an aromatic organic solvent, the improvement being the addition of a solvent having a dielectric ...	06/02/1987

PatentStorm

Bizarre Patents

PatentStorm News

Class 429/327 - One of the organic solvents contains a hetero ring