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7623339 Electrochemical device  
An electrical double layer capacitor comprises an element and a case which houses the element. The element has an anode charge collector, anode, separator, cathode and cathode charge collector. The...
7585428 Electrolyte with enhanced leakage detection for electrolytic capacitors and method for detecting leakage  
A conductive electrolyte comprises an indicator dye for facilitating detection of electrolyte leakage in a high voltage electrolytic capacitor as well as for facilitating the determination as to...
7214328 Composition for electrolytic solution and process for producing the same  
An electrolytic solution for operating electrolytic capacitors which deteriorates extremely little in electrical properties even when used in a high-tension capacitor. The electrolytic solution...
7163643 Driving electrolyte and electrolytic capacitor using the same  
A driving electrolyte containing a solvent, a solute containing the following compounds represented by General Formulae (1) and (2) prepared by synthesis, and a nitro compound, (wherein, each...
6942819 Capacitor having corrosion inhibitor  
An electrolyte for use with an aluminum electrolyte capacitor includes a glycol/boric acid/borate compound, traces of water, and an inhibitor to suppress corrosion of an aluminum oxide coating of...
6939774 Low freezing electrolyte for an electrolytic capacitor  
An electrolytic capacitor comprising an anode, cathode and an electrolyte. The electrolyte comprises: about 35-60%, by weight water; about 10-55%, by weight organic solvent; about 0.05 to 10%, by...
6876540 Electrolyte for use in a capacitor  
An electrolyte includes (a) 70-99 wt. % of ethylene glycol, and (b) 1-2 wt. % of a substance which is selected from a group that includes the following carboxylic acids and carboxylic acid salts:...
6826033 Aminoalcohol derivatives  
The present invention relates to a compound formula (I) wherein X 1 is bond or —O—CH 2 —, (II) or (III) R 1 is hydrogen or an amino protective group, a is phenyl, indolyl or carbazolyl,...
6773632 Enhanced very high volt electrolyte  
The present invention is directed toward an enhanced very high volt electrolyte for use in electrolytic capacitors. In particular, by the inclusion of a polymer matrix of a hydrogel, preferably of...
6744619 Conductive electrolyte system with viscosity reducing co-solvents  
The present invention is directed to a conductive electrolyte for use in high voltage electrolytic capacitors and to an electrolytic capacitor impregnated with the electrolyte of the present...
6743370 Conductive electrolyte for high voltage capacitors  
The present invention is directed to a conductive electrolyte for use in high voltage electrolytic capacitors and to an electrolytic capacitor impregnated with the electrolyte of the present...
6707661 Ethylene glycol mixture and an aluminum electrolytic capacitor using the mixture  
The invention is directed to an ethylene glycol mixture that also includes diethylene glycol monobutylether in addition to ethylene glycol and sorbitol. As a result thereof the ethylene glycol...
6589441 High voltage, highly conductive electrolyte for electrolytic capacitors  
The present invention is directed to a high voltage, highly conductive electrolyte for use in electrolytic capacitors and to an electrolytic capacitor impregnated with the electrolyte of the...
6522524 Conductive electrolyte gel for high voltage electrolytic capacitors  
The present invention is directed to a gelled electrolyte and to an electrolytic capacitor impregnated with the gelled electrolyte of the present invention for use in an implantable cardioverter...
6258288 Composition comprising long chain dibasic acids and electrolytic solution using thereof  
A mixture of long-chain dibasic acids comprising one or more long-chain dibasic acid having an alkyl group at its side chain and one or more long chain dibasic acid having a carbon chain of 8 or...
6219222 Electrolyte for use in a capacitor  
An electrolyte for activating an electrolytic or electrochemical capacitor is described. The electrolyte preferably includes a mixed solvent of water and ethylene glycol having an ammonium salt...
5776358 Electrolyte for driving electrolytic capacitor and electrolytic capacitor using the same  
The invention relates to an electrolyte for driving electrolytic capacitor and an electrolytic capacitor using the same, and by preparing by using a solvent mainly composed of organic compound, and...
5687057 Longer life electrolytic capacitors and electrolyte therefor  
An electrolytic capacitor having aluminum anode and cathode members separated by a paper insulating spacer impregnated with a solution of mostly a glycol, water, unsaturated aliphatic dicarboxylic...
5519567 Longer life electrolytic capacitors  
An electrolytic capacitor having aluminum anode and cathode members separated by a paper insulating spacer impregnated with a solution of mostly a glycol or a glycol ether and minor amounts of...
5485346 Electrolyte for driving electrolytic capacitor and the electrolytic capacitor  
An electrolyte for driving an electrolytic capacitor comprising an organic solvent, at least one ammonium carboxylate and, at least one solute selected from the group consisting of quaternary...
5301087 Electrolyte for electrolytic capacitor and electrolytic capacitor using the same  
Disclosed is an electrolyte for an electrolytic capacitor which comprises a salt of a tertiary dicarboxylic acid represented by the following formula (I) or (II): ##STR1## wherein n represents an...
5111365 Electrolytic capacitor provided with a low resistivity electrolyte  
An electrical capacitor having aluminum anode and cathode members separated by an insulating spacer impregnated with an electrolyte consisting of a solution containing from 50%-70% by weight of...
4911854 Electrolyte for an electrolytic condenser  
An electrolyte for an electrolytic condenser, more particularly for improving electric properties thereof, such as a specific resistance, is disclosed which comprises an ammonium salt of enanthic...
4910644 Capacitor electrolyte and process therefor  
An electrolytic capacitor employs an electrolyte having amic acid salts prepared in situ in the electrolyte by reacting a cyclic anhydride with ammonia or an amine in an aprotic solvent acting as...
4893217 Aluminum electrolyte capacitor  
An aluminum electrolyte capacitor having a liquid operating electrolyte that contains combustible constituents is integrated in a housing. An absorbent mass that is pourable and only partially...
4885660 Electrolytic capacitor for use in a wide temperature range and high voltages  
An electrolytic capacitor having aluminum anode and cathode members separated by an insulating spacer impregnated with an electrolyte which is free of dibasic acids including citric acid. The...
4860169 Long chain carboxylic acids for very high voltage aluminum electrolytic capacitors  
An improved electrolytic capacitor is particularly useful for operation at voltages above 500 volts is produced by employing an electrolyte containing a straight chain saturated aliphatic...
4831499 Electrolytic capacitor  
An electrolytic capacitor comprising a capacitor element and an electrolyte impregnated to the element, wherein the electrolyte comprises a reaction product of citraconic acid with trialkylamine...
4823236 High temperature aluminum electrolytic capacitor  
A capacitor having a wound aluminum foil electrolytic capacitor section contains an electrolyte solution of 10 to 32 wt % diethylammonium fumarate, 10 to 30 wt % N-methylpyrrolidinone, 4 to 7 wt %...
4761713 Glycol based mid-volt capacitor  
An electrolytic capacitor having an electrolyte consisting essentially of a solution in ethylene glycol of 8-12% by weight of ammonium benzoate, 2.5-4% by weight of ammonium azelate, 1.5-3% by...
4535389 Electrolytic capacitor  
An electrolytic capacitor having a wound foil capacitor section, preferably aluminum foil, contains as electrolyte a solution of 3 to 10 wt % ammonium benzoate, 4 to 16 wt % water, and 75 to 93 wt...
4479166 High temperature electrolytic capacitor  
A high-temperature aluminum electrolytic capacitor contains an electrolyte of a salt of tert.butylamine and adipic acid in a 1.3 to 2.0 amine:acid molar ratio, a phosphate salt, and water dissolved...
4476517 Aluminum electrolytic capacitor  
An aluminum electrolytic capacitor contains a low-resistivity electrolyte consisting essentially of 6 wt % diammonium adipate, 3 wt % ammonium formate, 16 wt % water, 0.025 to 0.3 wt % ammonium...
4469610 Electrolyte for an electrolytic capacitor  
An electrolyte for an electrolytic capacitor which comprises using as a main solute(s) at least one of a long chain dibasic acid having 12 to 22 carbon atoms and containing an alkyl group at the...
4454567 Electrolytic capacitor containing a mixed solvent system  
An electrolytic capacitor contains an electrolyte solvent system in which one component is an acceptor in hydrogen bonding while the other component is one that can function both as acceptor and...
4447346 Electrolyte system for electrolytic capacitors  
An essentially non-aqueous electrolyte composition for aluminum-anode capacitors is disclosed comprising ethylene glycol and a salt such as the ammonium or amine salt of an unsaturated dicarboxylic...
4408258 Aluminum electrode capacitor and glycol fill electrolyte therefor  
Non-toxic aluminum electrode capacitors are provided in which the electrolyte is a solution in ethylene glycol of a neutralization product of about 1 mol of isophthalic acid or terephthalic acid...
4399489 High temperature electrolytic capacitor  
An aluminum electrolytic capacitor for high temperature operation contains a wound aluminum foil capacitor section in contact with an electrolyte capable of operating as high as 150° C., the...
4381536 Low voltage electrolytic capacitor  
An aluminum electrolytic capacitor suitable for low-voltage use contains as electrolyte ammonium difluoroacetate dissolved in either ethylene glycol or an ethylene glycol-butyrolactone mixture both...
4376713 AC Electrolytic capacitor electrolyte  
An electrolyte for an AC motor-start electrolytic capacitor consists essentially of 10 to 40 wt % mono(diethylammonium) or mono(triethylammonium) adipate as solute in ethylene glycol as solvent.
4373176 Electrolytic capacitor for at least 200 V service  
An aluminum electrolytic capacitor capable of operation at 200 VDC or higher and 130° C. contains as its electrolyte a tertiary amine or a dipropylamine mono salt of dodecanedioic acid dissolved...
4245278 Electrolytic capacitor containing a metatungstate electrolyte  
An electrolytic capacitor contains as electrolyte a metatungstate salt dissolved in a polar solvent. The salt is preferably an ammonium or amine salt, and the solvent consists essentially of at...
4242722 Capacitor containing anthranilate electrolyte  
An electrolytic capacitor contains an electrolyte of ammonium anthranilate dissolved in a polar organic solvent.
4164779 Aluminum electrolytic capacitor for rated voltages of at least 160 v  
A highly conductive operating electrolyte consisting of a mixture containing ethylene glycol, boric acid, adipic acid, ammonia, phosphoric acid and water for use in high power aluminum electrolytic...
4107761 Electrolytic capacitor and electrolyte  
An electrolytic capacitor containing a novel electrolyte comprising solute selected from ammonium pentaborate and its mixture with boric acid and solvent comprising ethylene glycol, at least one...
4024442 Capacitor and capacitor electrolyte  
An electrolyte adapted for use in aluminum electrolytic AC motor start type capacitors comprising an acid selected from the group consisting of benzoic acid and toluic acid and mixtures thereof, at...
3638077 ELECTROLYTIC CAPACITORS  
The present invention relates to electrolytic capacitors containing an electrolyte which is substantially nonaqueous, in which said electrolyte contains a dissolved chemical compound capable, as a...
3609467 ELECTROLYTIC CAPACITOR AND ELECTROLYTE MATERIAL THEREFOR  
A substantially nonaqueous liquid electrolyte for electrolytic capacitors consisting essentially of a major proportion of a solvent such as ethylene glycol, a minor proportion of an ionogen which...
3546119 ELECTROLYTES FOR CAPACITORS  
3490740 WATERLESS ELECTROLYTE FOR ELECTROLYTIC CAPACITORS  
Matches 1 - 50 out of 56 1 2 >