| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 361508000 | Anode type electrode | 47 |
| 20080266754 | ELECTRODE FOR USE WITH DOUBLE ELECTRIC LAYER ELECTROCHEMICAL CAPACITORS HAVING HIGH SPECIFIC PARAMETERS - The present invention relates to the production of electrochemical capacitors with a DEL. The proposed electrodes with DEL are based on non-metal conducting materials, including porous carbon materials, and are capable of providing for high specific energy, capacity and power parameters of electrochemical capacitors. P-type conductivity and high concentration of holes in electrode materials may be provided by thermal, ionic or electrochemical doping by acceptor impurities; irradiating by high-energy fast particles or quantums; or chemical, electrochemical and/or thermal treatment. The present invention allows for an increase in specific energy, capacity and power parameters, as well as a reduction in the cost of various electrochemical capacitors with DEL. The proposed electrodes with DEL can be used as positive and/or negative electrodes of symmetric and asymmetric electrochemical capacitors with aqueous and non-aqueous electrolytes. | 10-30-2008 |
| 20080266755 | NbO Capacitors With Improved Performance and Higher Working Voltages - A capacitor is described with an NbO anode. The capacitor has an NbO anode and an NbO anode lead extending from the NbO anode. A dielectric is on the NbO anode and a conductor is on the dielectric. | 10-30-2008 |
| 20090257172 | SPACER FOR AN ELECTRODE LAYER GAP IN A POWER SOURCE - The present subject matter includes a capacitor that includes at least a first element having a first element thickness, including at least a first substantially planar electrode with a first connection member, at least a second substantially planar electrode, and a first spacer member and at least a second element having a third substantially planar electrode with a second connection member, the first element and the second element stacked in alignment and defining a capacitor stack, the capacitor stack disposed in a case containing electrolyte, wherein the first spacer member, the first connection member, and the second connection member are in adjacent alignment defining a connection surface for electrical connection of the first substantially planar electrode and the third substantially planar electrode, with the adjacent first spacer member and first connection member having a first thickness approximately equal to the first element thickness. | 10-15-2009 |
| 20090273885 | PROCESS FOR PRODUCING HIGH ETCH GAINS FOR ELECTROLYTIC CAPACITOR MANUFACTURING - Anode foil, preferably aluminum anode foil, is etched using a process of treating the foil in an electrolyte bath composition comprising a sulfate and a halide, such as sodium chloride. The anode foil is etched in the electrolyte bath composition by passing a charge through the bath. The etched anode foil is suitable for use in an electrolytic capacitor. | 11-05-2009 |
| 20090303661 | ALUMINUM ELECTRODE PLATE FOR ELECTROLYTIC CAPACITOR - This invention provides an aluminum electrode plate for an electrolytic capacitor, which, even when the thickness of an etching layer is large, can realize a high level of impregnation of a solid electrolyte and can reduce ESR of a capacitor. An aluminum plate having an aluminum purity of not less than 99.98% by mass is etched to form an etching layer having a depth of 70 μm or above. When a plane cross section of a position deeper than 20 μm from the surface in the etching layer is measured with an image analyzer, for each measured face, not less than 70% of the total number of pits within the measured face is accounted for by pits having a diameter of 0.01 to 1 μm φ; in terms of equivalent circle diameter. The aluminum plate has an aluminum purity of not less than 99.98% by mass and comprises 5 to 50 ppm of Fe and 5 to 40 ppm of Cu with the balance consisting of inevitable impurities. The aluminum plate further contains 1×10 | 12-10-2009 |
| 20100134955 | ELECTRICALLY CONNECTING MULTIPLE CATHODES IN A CASE NEGATIVE MULTI- ANODE CAPACITOR - A capacitor comprising a casing of first and second casing members secured to each other to provide an enclosure, a feedthrough electrically insulated from the casing and extending there from through a glass-to-metal seal, first and second anodes electrically connected to each other within the casing, a cathode, and an electrolyte is described. The cathode comprises cathode active material deposited on planar faces of the first and second casing members. There is also a cathode current collector disposed intermediate the first and second anodes. The cathode current collector supports cathode active material on both of its major faces and includes a tab that is directly electrically connected to a ferrule of the glass-to-metal seal. That way, the casing is the negative terminal for the cathode and a feedthrough pin extending through the glass-to-metal seal is the positive terminal for the anode of the capacitor. | 06-03-2010 |
| 20100208414 | NIOBIUM MONOXIDE POWDER, NIOBIUM MONOXIDE SINTERED BODY AND CAPACITOR USING THE SINTERED BODY - (1) A niobium monoxide powder for a capacitor represented by formula: NbO | 08-19-2010 |
| 20110304953 | Nanostructured thin-film electrochemical capacitors - An asymmetric electrochemical capacitor including an anode, a cathode, and an electrolyte between the anode and the cathode. The anode includes manganese dioxide (MnO | 12-15-2011 |
| 20120106029 | Volumetrically Efficient Wet Electrolytic Capacitor - A wet electrolytic capacitor that contains a sintered anode positioned with an interior space of a metal casing is provided. The anode and metal casing are of a size such that the anode occupies a substantial portion of the volume of the interior space. More particularly, the anode typically occupies about 70 vol. % or more, in some embodiments about 75 vol. % or more, in some embodiments from about 80 vol. % to about 98 vol. %, and in some embodiments, from about 85 vol. % to 95 vol. % of the interior space. Among other things, the use of an anode that occupies such a large portion of the interior space enhances volumetric efficiency and other electrical properties of the resulting capacitor. | 05-03-2012 |
| 20130003260 | ELECTRODE STRUCTURE FOR CAPACITOR, PROCESS FOR PRODUCING SAME, AND CAPACITOR INCLUDING THE ELECTRODE STRUCTURE - An electrode for capacitor includes a current collector having conductivity, a protective layer formed on the current collector, an anchor coat layer formed on the protective layer, and a polarizing electrode layer formed on the anchor coat layer. The protective layer contains an oxyhydroxide and the anchor coat layer contains conductive particles. | 01-03-2013 |
| 20130063869 | Sealing Assembly for a Wet Electrolytic Capacitor - A wet electrolytic capacitor that contains an anode and a fluid electrolyte that are positioned within a casing is provided. The capacitor also contains a sealing assembly that employs a bushing having opposing inwardly facing, tapered surfaces between which an orifice is defined. To help inhibit leakage from the orifice, a liquid sealing member is also employed that contains a protrusion having outwardly facing, tapered surfaces that are configured to mate with the inwardly facing surfaces of the bushing. At least one outwardly facing surface of the sealing member is tapered at an angle greater than a respective inwardly facing surface of the bushing. | 03-14-2013 |
| 20130070391 | HIGH ENERGY DENSITY ELECTROCHEMICAL CAPACITORS - Electrochemical capacitors and methods for producing such electrochemical capacitors. The electrochemical capacitor can have an initial charged state and a cycled charged state and can include an anode, a cathode, and an electrolyte. The anode can include a first mixture having a first plurality of electrically conductive carbon-comprising particles having a first average porosity. The cathode can include a second mixture having a second plurality of electrically conductive carbon-comprising particles having a second average porosity greater than said first average porosity. The electrolyte can be physically and electrically contacting said anode and said cathode, and the first mixture in the cycled charged state can be substantially free of lithium metal particles and can further include a plurality of lithium ions intercalating the first plurality of carbon comprising particles. The mass ratio of the cathode and the electrolyte can be less than 1. | 03-21-2013 |
| 20130128415 | CAPACITOR - The purpose of the present invention is to provide a capacitor having a novel structure in which electric energy is stored by means of charge transfer between a polarizable electrode and a metallic compound, as well as an electric double layer formed at an interface between the polarizable electrode and an electrolytic solution. The capacitor of the present invention has: a positive electrode collector; a positive electrode active material layer containing carbon material, polylactide, and V | 05-23-2013 |
| 20130155580 | Wet Electrolytic Capacitor Containing an Improved Anode - A wet electrolytic capacitor that includes a sintered porous anode body containing a dielectric layer, a fluid electrolyte, and a cathode is provided. At least one longitudinally extending channel is recessed into the anode body. The channel may have a relatively high aspect ratio (length divided by width), such as about 2 or more, in some embodiments about 5 or more, in some embodiments from about 10 to about 200, in some embodiments from about 15 to about 150, in some embodiments from about 20 to about 100, and in some embodiments, from about 30 to about 60. | 06-20-2013 |
| 20130242468 | Abrasive Blasted Cathode of a Wet Electrolytic Capacitor - A wet electrolytic capacitor that includes a porous anode body containing a dielectric layer, an electrolyte, and a cathode containing a metal substrate on which is disposed a conductive coating is provided. Prior to application of the conductive coating, the metal substrate is blasted with abrasive particles to enhance the ability of the substrate to adhere to the coating. The micro-roughened metal substrate can be treated after blasting so that substantially all of the abrasive particles are removed. This is accomplished by contacting the metal substrate with an extraction solution to remove the particles, and also by selectively controlling the nature of the abrasive particles so that they are dispersible (e.g., soluble) in the solution. | 09-19-2013 |
| 20140002960 | LITHIUM ION CAPACITOR | 01-02-2014 |
| 20140036413 | ELECTROCHEMICAL CAPACITOR - An electrochemical capacitor includes a casing, an electrolyte, a storage element, a wiring and an adhesive layer. The casing forms a liquid chamber. The electrolyte is housed in the liquid chamber. The storage element is a storage element in which a positive electrode sheet, a separator sheet and a negative electrode sheet are laminated, being housed in the liquid chamber. A capacitance formed between a positive electrode active material in the positive electrode sheet and the electrolyte is greater than a capacitance formed between a negative electrode active material in the negative electrode sheet and the electrolyte. The wiring is connected to the liquid chamber. The adhesive layer is made of a conductive adhesive made with a synthetic resin including conductive particles. The adhesive layer covers the wiring, causes the positive electrode sheet to adhere to the casing, and electrically connects the wiring with the positive electrode sheet. | 02-06-2014 |
| 20140218843 | SINTERED ARTICLE, PARTICULARLY FOR LOW ESR CAPACITOR ANODES - A sintered article in which a solid body is at least partially embedded includes an opening. The solid body extends across the opening so that the solid body can deform within the opening. The opening in the solid body prevents distortion of the sintered body from a planar configuration during sintering, even when the green body that is sintered is relatively thin. | 08-07-2014 |
| 20150291431 | ULTRATHIN GRAPHENE PIECE, APPARATUS FOR PREPARING ULTRATHIN GRAPHENE PIECE, METHOD FOR PREPARING ULTRATHIN GRAPHENE PIECE, CAPACITOR, AND METHOD OF MANUFACTURING CAPACITOR - The problem addressed by the present invention is to provide an apparatus for preparing ultrathin graphene pieces capable of preparing ultrathin graphene pieces in which less than 10 pieces of graphene are overlapped in large quantities, a method for preparing ultrathin graphene pieces capable of preparing the ultrathin graphene pieces with high yield, an ultrathin graphene piece in which less than 10 pieces of graphene are overlapped, a capacitor having high performance by using the ultrathin graphene piece as an electrode, and an efficient method of manufacturing the capacitor. The above-described problem can be solved by using an apparatus | 10-15-2015 |
| 20150352637 | CHEMICAL CONVERSION BODY FOR NIOBIUM CAPACITOR POSITIVE ELECTRODE, AND PRODUCTION METHOD THEREFOR - A chemical conversion body obtained from a niobium granulated product being porous and having high binding strength, an electrolytic capacitor including the chemical conversion body and a production method thereof. The capacitor includes a chemical conversion body which has a dielectric layer on its surface and a metal element other than niobium distributed therein so that the metal element surrounds niobium; and a cathode formed on the dielectric layer on the surface of the chemical conversion body. The chemical conversion body is produced by mixing niobium hydride and a compound containing a metal element other than niobium; and subjecting the mixture to heat treatment at a temperature higher than a diffusion starting temperature of the compound containing a metal element other than niobium to obtain a niobium granulated product; sintering the granulated product; and subjecting the sintered body to electrolytic oxidation to form a dielectric layer on its surface. | 12-10-2015 |
| 20160163467 | SYSTEMS AND METHODS FOR ENHANCED DIELECTRIC PROPERTIES FOR ELECTROLYTIC CAPACITORS - This disclosure relates to methods and apparatus for enhanced dielectric properties for electrolytic capacitors to store energy in an implantable medical device. One aspect of the present subject matter includes a method for manufacturing a capacitor adapted to be disposed in an implantable device housing. An embodiment of the method includes providing a dielectric comprising aluminum oxide and doping the aluminum oxide with an oxide having a dielectric constant greater than aluminum oxide. Doping the aluminum oxide includes using sol-gel based chemistry, electrodeposition or atomic layer deposition (ALD) in various embodiments. | 06-09-2016 |
| 361509000 | Aluminum or tantalum | 20 |
| 20080232031 | Cathode coating for a wet electrolytic capacitor - A wet electrolytic capacitor that comprises an anode, cathode, and working electrolyte is provided. The cathode contains a coating disposed over a surface of a current collector, wherein the coating comprises a plurality of electrochemically-active particles and a binder. The binder is formed from an amorphous polymer having a glass transition temperature of about 100° C. or more. | 09-25-2008 |
| 20080232032 | Anode for use in electrolytic capacitors - A capacitor anode that is formed from ceramic particles (e.g., Nb | 09-25-2008 |
| 20090059475 | Aluminum electrotic capacitors utilizing fine fiber spacers - The present invention provides an aluminum electrolytic capacitor having a cathode, an anode and an improved spacer comprised of polymeric nanofibers. The nanofiber spacer offers low ionic resistance, desirable barrier properties and high electrolyte absorption. The use of the improved spacer results in devices having higher capacitance, lower ESR, less heat generation and improved capacitor manufacturing efficiency. | 03-05-2009 |
| 20090237862 | CAPACITORS FOR MEDICAL DEVICES - The invention is directed to designs for capacitors of implantable medical devices (IMDs) such as implantable defibrillators, implantable cardioverter-defibrillators, implantable pacemaker-cardioverter-defibrillators, and the like. The capacitor designs can reduce capacitor volume significantly and may also improve charge holding capacity relative to conventional capacitor designs. Moreover, since capacitors typically comprise a significant portion of the volume of an IMD, significant reductions in capacitor volume can likewise significantly reduce the size of the IMD. | 09-24-2009 |
| 20100226070 | TANTALUM POWDER, METHOD FOR PREPARING THE SAME, AND ELECTROLYTIC CAPACITOR ANODE MADE OF THE TANTALUM POWDER - The present invention relates to the tantalum powder and the process for preparing the same, and also relates to the electrolytic capacitor anode made of the tantalum powder. More particularly, the present invention relates to the tantalum powder having a BET surface area not more than 0.530 m | 09-09-2010 |
| 20110007450 | MULTILAYER ANODE - The invention relates to the field of electrical engineering, in particular to multilayer film electrodes for electrolytic capacitors. The proposed multilayer anode is implemented as a substrate with a developed surface on which are sequentially arrayed a conforming layer of a valve metal, which is connected by a heterojunction formed by nanoparticles of the substrate metal and of the valve metal, which are geometrically closed between each other, and an oxide coating. The substrate is connected to the film base through a nanocomposite barrier layer, which comprises a differentiated mixture of the materials being joined, whose content varies relative to each other, together they amount to 100%, where the working surface is formed in practice by the substrate metal. What is novel is that a metal with a hardness 2-4 times greater than that of the valve metal, preferably titanium, is used as the substrate material, and the pores of the valve-metal layer are limited in size to the range 1-10 | 01-13-2011 |
| 20110122543 | Valve Metal Anode Pellets For Capacitors Formed Using Forced Convection Of Liquid Electrolyte During Anodization - A method and apparatus for anodizing a porous valve metal pellet in a flowing liquid electrolyte is described. The apparatus comprises an insulative container comprised of a lower region, a central region including a cavity for holding the pellet, an upper region, and a continuous passageway extending through the lower, central, and upper regions. Lower and upper screens serving as lower and upper electrodes are disposed in the passageway in the lower and upper container regions, respectively. During anodizing, the electrolyte flows through the lower container region including the lower screen, the porous pellet and then the upper container region including the upper screen. The lower and upper screens are at an opposite electrical polarity as the pellet so that a dielectric oxide is formed on the exposed valve metal including interior portions of the pellet that are exposed to the flowing electrolyte. | 05-26-2011 |
| 20110134586 | PROCESS FOR PRODUCING HIGH ETCH GAINS FOR ELECTROLYTIC CAPACITOR MANUFACTURING - Anode foil, preferably aluminum anode foil, is etched using a process of treating the foil in an electrolyte bath composition comprising a sulfate and a halide, such as sodium chloride. The anode foil is etched in the electrolyte bath composition by passing a charge through the bath. The etched anode foil is suitable for use in an electrolytic capacitor. | 06-09-2011 |
| 20110299225 | MULTI-COATED ELECTRODE AND METHOD OF MAKING - Various embodiments provide an electrode comprising a conductive substrate, a first layer of a mixture comprising iridium oxide in a crystalline phase and tantalum oxide in an amorphous phase on a portion of an outer surface of the conductive substrate, and a second layer of the mixture comprising iridium oxide in an amorphous phase and tantalum oxide in an amorphous phase on an outer surface of the first layer. | 12-08-2011 |
| 20120019985 | ALUMINUM ELECTROLYTE CAPACITOR - An aluminum electrolytic capacitor includes a main body, two electric leads, and a metal set plate. The main body has a base and a plastic insulating film. The electric leads are located at one end of the base. The metal set plate is located at opposite end, with a connecting portion and a soldering portion. The connecting portion is located at the surface of the other end of the base opposite of the two electric leads. The soldering portion extends outside of the main body. The plastic insulating film wraps around the main body and the outer edge of the connecting portion. Thereby, the metal set plate is secured firmly with the main body. The soldering portion of the metal set plate is soldered onto the printed circuit board, allowing the aluminum electrolytic capacitor to be firmly attached to the printed circuit board. | 01-26-2012 |
| 20120176729 | Leadwire Configuration for a Planar Anode of a Wet Electrolytic Capacitor - A relatively thin planar anode for use in a wet electrolytic capacitor is provided. An anode leadwire is embedded within the anode and extends in a longitudinal direction therefrom. The wire may be formed from any electrically conductive material, such as tantalum, niobium, aluminum, hafnium, titanium, etc., as well as electrically conductive oxides and/or nitrides of thereof. To reduce the tendency of the leadwire to pull out of the anode due to stresses encountered during manufacturing (e.g., sintering) and/or use of the capacitor, the manner in which the wire is inserted is selectively controlled in the present invention. That is, at least a portion of the wire within the anode is bent at an angle relative to the longitudinal axis of the wire. This “bend” reduces the ease to which the wire can be pulled out in the longitudinal direction after the anode is pressed and sintered. | 07-12-2012 |
| 20130141842 | SINTERED CAPACITOR ELECTRODE INCLUDING A FOLDED CONNECTION - This document discusses capacitive elements including a first, second and third electrode arranged in a stack. The third electrode is positioned between the first and second electrode. An interconnect includes a unitary substrate shared with the first and second electrodes. The interconnect is adapted to deform to accommodate the stacked nature of the first and second electrodes. The unitary substrate includes a sintered material disposed thereon. | 06-06-2013 |
| 20130155581 | RETRIEVAL OF HIGH VALUE REFRACTORY METALS FROM ALLOYS AND MIXTURES - Recovery of a metal from scrap materials or other source materials containing two or more metals or other materials by iodization of the materials or parts of them to create multiple metal iodides of respective metals, separating the iodides and dissociating at least one of the iodides to recover its metal component. | 06-20-2013 |
| 20140268497 | Wet Electrolytic Capacitor - A wet electrolytic capacitor that contains electrodes (i.e., anode and cathode) and a working electrolyte is provided. The anode and optionally the cathode include a wire assembly containing two or more individual wires. A particulate material is also disposed in contact with at least a portion of the wire assembly. | 09-18-2014 |
| 20140268498 | Wet Electrolytic Capacitor for Use at High Temperatures - A wet electrolytic capacitor that contains an anode formed from an anodically oxidized sintered porous body and a fluidic working electrolyte is provided. The casing contains a metal substrate coated an electrochemically-active material. Through a unique and controlled combination of features relating to the capacitor configuration and sealing assembly, the present inventor has discovered that good electrical properties (e.g., ESR stability) can be achieved at relatively high temperatures. One unique feature of the wet electrolytic capacitor that can help achieve such good ESR stability is the presence of a dielectric layer on the metal substrate of the cathode within a controlled thickness range. In other embodiments, a sealing assembly may be employed that contains a hermetic seal (e.g., glass-to-metal seal) and an elastomeric barrier seal formed from a high-temperature elastomeric material. | 09-18-2014 |
| 20140268499 | FLAT CAPACITOR FOR AN IMPLANTABLE MEDICAL DEVICE - One aspect provides a capacitor feedthrough assembly having an electrically conductive member dimensioned to extend at least partially through a feedthrough hole of a case of the capacitor, the conductive member having a passage therethrough. | 09-18-2014 |
| 20150022951 | SEPARATOR FOR ELECTROLYTIC CAPACITOR AND ELECTROLYTIC CAPACITOR - A cellulose solution obtained by dissolving cellulose in an amine oxide solvent is formed in a film form, and the resulting cellulose solution is immersed in water or a poor solvent of the amine oxide solvent, so as to coagulate and regenerate the cellulose. The regenerated cellulose is washed with water to remove the amine oxide solvent, and then dried, thereby obtaining a cellulose film that is thin, uniform, and dense and has few impurities. An aluminum electrolytic capacitor, which has been down-sized and/or capacity enlarged, can be constructed by interleaving the obtained cellulose film as a separator between an anode aluminum foil and a cathode aluminum foil and winding them into a capacitor element, immersing the capacitor element in liquid electrolyte so as to impregnate it with the electrolyte, placing it in a case, and then sealing it closed and aging it. | 01-22-2015 |
| 20160020036 | ELECTROLYTIC SOLUTION FOR ALUMINUM ELECTROLYTIC CAPACITOR AND ALUMINUM ELECTROLYTIC CAPACITOR USING THE SAME - An issue of this invention is to enhance reliability of an electrolytic capacitor in a manner that an electrolytic solution does not leak from a sealed part while a high initial electrical conductivity is maintained even at a higher environment temperature or in a high-humidity condition. An electrolytic solution for aluminum electrolytic capacitor is described, containing a solvent (A) and an electrolyte (D) represented by general formula (1) below. In formula (1), R | 01-21-2016 |
| 20160079004 | Tantalum Capacitor with Polymer Cathode - An improved capacitor and a method for forming an improved capacitor is detailed. The method comprises forming a tantalum anode from a tantalum powder with a powder charge of no more than 40,000 μC/g; forming a dielectric on the anode by anodization at a formation voltage of no more than 100 V; and forming a conductive polymeric cathode on the dielectric wherein the capacitor has a breakdown voltage higher than the formation voltage. | 03-17-2016 |
| 20160181020 | Anode for Use in a High Voltage Electrolytic Capacitor | 06-23-2016 |
| 361511000 | Wound | 6 |
| 20090195965 | ELECTROLYTIC CAPACITOR AND METHOD OF MANUFACTURING THE SAME - An electrolytic capacitor in which positions of an anode terminal and a cathode terminal in a wound-type capacitor element can be fixed and consequently increase in leakage current can be suppressed and a manufacturing method thereof are provided. The electrolytic capacitor including a wound-type capacitor element having an anode terminal and a cathode terminal, a bottomed case accommodating the wound-type capacitor element, and a sealing member sealing the winding structure portion in the bottomed case, through which the anode terminal and the cathode terminal penetrate, includes a fixing member arranged between the winding structure portion and the sealing member and having openings in number not smaller than the sum of the number of anode terminals and the number of cathode terminals, the anode terminal and the cathode terminal passing through the openings, and the anode terminal and the cathode terminal being fixed by the fixing member. | 08-06-2009 |
| 20100020472 | ELECTROLYTIC CAPACITOR AND METHOD OF MAKING THE SAME - Object: To provide an electrolytic capacitor operable without a separator sheet. Means For Solving Problems: An electrolytic capacitor comprises an oxidized anode foil, a cathode foil, a securing tape, lead tab terminals, an anode lead, and a cathode lead. A surface of the oxidized anode foil and the cathode foil is coated with polythiophene-group conductive polymer. The lead tab terminal is connected to the oxidized anode foil, and the lead tab terminal is connected to the cathode foil. The anode lead is connected to the lead tab terminal, and the cathode lead is connected to the lead tab terminal. The oxidized anode foil and the cathode foil, to which the lead tab terminals, the anode lead and the cathode lead are connected, are rolled up without interposing a separator sheet therebetween and sealed up with the securing tape. In this manner, a capacitor element is made. | 01-28-2010 |
| 20130335885 | MULTI-ELEMENT ELECTROCHEMICAL CAPACITOR AND A METHOD FOR MANUFACTURING THE SAME - The invention relates to electrical engineering. The multi-element electrochemical capacitor of this invention comprises at least one layer of electrical insulation film with alternating opposite-polarity electrode films placed thereon in succession and interspaced by a porous ion-permeable separator, coiled into a roll. Each electrode sheet is a substrate of nonwoven polymer material at a high pore ratio, with at least one electrode in the form of an electrochemically active layer attached to one side or both sides thereof, or embedded within the same. The capacitor also comprises contact electrodes. The method for manufacturing a multi-element electrochemical capacitor comprises preparing electrode mixtures; making opposite-polarity electrode sheets by applying an electrode mixture thereto; placing the opposite-polarity electrode sheets successively on the electrical insulation film layer; coiling the electrode sheets and film layer into a roll around a central electrode; connecting the outer surface of the roll to a peripheral electrode; and impregnating the roll with electrolyte. The technical effect consists in improved specific characteristics of the electrochemical electric energy storage, stability of the specific characteristics, and a longer service life of the capacitor. | 12-19-2013 |
| 361512000 | With separator | 3 |
| 20090097189 | LITHIUM ION CAPACITOR - A lithium ion capacitor having high energy density, high output density, high capacity and high safety is provided. | 04-16-2009 |
| 20110051317 | ELECTROLYTIC CAPACITOR - A both-side pressed terminal is connected as a first anode (cathode) lead tab terminal to an anode (a cathode) foil. A first connection surface of a connection portion of a one-side pressed terminal as a second anode (cathode) lead tab terminal is connected to an inner circumferential surface of the anode (cathode) foil. A position in a radial direction of a lead of the second anode (cathode) lead tab terminal is shifted inward to be in registration with a position in a radial direction of a lead of the first anode (cathode) lead tab terminal. Thus, an electrolytic capacitor free from position displacement of an anode (a cathode) lead tab terminal while maintaining characteristics as an electrolytic capacitor can be obtained. | 03-03-2011 |
| 20150325383 | CAPACITOR - The present application provides a capacitor in which the operability of the pressure valve, and valve deformation during operation, can be stabilized. A capacitor ( | 11-12-2015 |
