Class / Patent application number | Description | Number of patent applications / Date published |
427080000 | Electrolytic or barrier layer type | 38 |
20080248192 | Electroless deposition of nanoscale manganese oxide on ultraporous carbon nanoarchitectures - A method of forming a composite comprising the steps of providing a porous carbon structure comprising a surface and pores and infiltrating the structure with a coating comprising MnO | 10-09-2008 |
20090022882 | PHOTOGRAVURE PRESS AND METHOD FOR MANUFACTURING MULTILAYER CERAMIC ELECTRONIC COMPONENT - In a print area provided on a peripheral surface of a gravure roll, a plurality of cells are defined by printing-direction walls and perpendicular walls, and each perpendicular wall has a plurality of cuts. In a center portion of the print area, most intersections of the printing-direction walls and the perpendicular walls are defined by T-shaped intersections where the perpendicular walls do not cross the printing-direction walls, but meet the printing-direction walls in a T-shaped arrangement. Preferably, round chamfers are provided at corners where a portion of each printing-direction wall and a portion of each perpendicular wall intersect, and at leading ends of the perpendicular walls pointing toward the cuts. | 01-22-2009 |
20090022883 | Chemical vapor deposition of chalcogenide materials via alternating layers - A chemical vapor deposition (CVD) process for preparing electrical and optical chalcogenide materials. In a preferred embodiment, the instant CVD-deposited materials exhibit one or more of the following properties: electrical switching, accumulation, setting, reversible multistate behavior, resetting, cognitive functionality, and reversible amorphous-crystalline transformations. In one embodiment, a multilayer structure, including at least one layer containing a chalcogen element, is deposited by CVD and subjected to post-deposition application of energy to produce a chalcogenide material having properties in accordance with the instant invention. In another embodiment,. a single layer chalcogenide material having properties in accordance with the instant invention is formed from a CVD deposition process including three or more deposition precursors, at least one of which is a chalcogen element precursor. Preferred materials are those that include the chalcogen Te along with Ge and/or Sb. | 01-22-2009 |
20090092747 | Process for producing nano-scaled graphene platelet nanocomposite electrodes for supercapacitors - A process for producing meso-porous nanocomposite electrode comprising nano-scaled graphene platelets. The process comprises: (A) providing nano-scaled graphene platelets, wherein each of the platelets comprises a single graphene sheet or a stack of multiple graphene sheets, and the platelets have an average thickness no greater than 100 nm (preferably less than 5 nm and most preferably less than 2 nm in thickness); (B) combining a binder material, the graphene platelets, and a liquid to form a dispersion; (C) forming the dispersion into a desired shape and removing the liquid to produce a binder-platelet mixture; and (D) treating the binder material under a desired temperature or radiation environment to convert the binder-platelet mixture into a meso-porous nanocomposite electrode, wherein the platelets are bonded by the binder and the electrode has electrolyte-accessible pores characterized in that the nanocomposite has a surface area greater than about 100 m | 04-09-2009 |
20090110811 | Method of improving the thermal stability of electrically conductive polymer films - A method of making an electrically conductive polymer film having improved thermal stability is described where the method comprises providing a film of an electrically conductive polymer having as a dopant a first protonic acid that is selected to solubilize the doped conductive polymer in a first organic solvent, and contacting the film with a mixture of a second organic solvent and a second protonic acid. | 04-30-2009 |
20100015328 | METHOD OF MANUFACTURING ELECTRODE FOR ELECTROCHEMICAL DEVICE - A method of manufacturing an electrode for an electrochemical device is provided with the steps of: supplying, onto a collector, a powdered mixture containing a binder and an active material; and heating the powdered mixture to form an electrode layer on the collector, that allows continuous mass production of electrodes for electrochemical devices. | 01-21-2010 |
20100098841 | CONDUCTIVE COMPOSITION VAND CONDUCTIVE CROSS-LINKED PRODUCT, CAPACITOR AND PRODUCTION METHOD THEREOF, AND ANTISTATIC COATING MATERIAL, ANTISTATIC COATING, ANTISTATIC FILM, OPTICAL FILTER, AND OPTICAL INFORMATION RECORDING MEDIUM - A conductive composition comprises a π conjugated conductive polymer, a dopant, and a nitrogen-containing aromatic cyclic compound. A capacitor comprises an anode composed of a porous material of valve metal, a dielectric layer formed by oxidizing the surface of the anode, and a cathode provided on the dielectric layer and having a solid electrolyte layer containing a π conjugated conductive polymer, which comprises an electron donor compound containing an electron donor element provided between the dielectric layer and the cathode. Another capacitor is based on the above-described capacitor, wherein the solid electrolyte layer further comprises a dopant and a nitrogen-containing aromatic cyclic compound. An antistatic coating material comprises a π conjugated conductive polymer, a solubilizing polymer containing an anion group and/or an electron attractive group, a nitrogen-containing aromatic cyclic compound, and a solvent. An antistatic coating is formed by applying the antistatic coating material. | 04-22-2010 |
20100136222 | METHOD OF MANUFACTURING SOLID ELECTROLYTIC CAPACITOR - Provided is a method of manufacturing a solid electrolytic capacitor, including the steps of: forming a capacitor element including an anode body having a dielectric coating film on a surface thereof; impregnating the capacitor element with a polymerization liquid containing a precursor monomer of a conductive polymer and an oxidant; impregnating the capacitor element impregnated with the polymerization liquid with a silane compound or a silane compound containing solution; and forming a conductive polymer layer by polymerizing the precursor monomer after impregnating the capacitor element with the silane compound or the silane compound containing solution. | 06-03-2010 |
20100221411 | Method for fabricating a three-dimensional capacitor - A capacitor and a method of fabricating the capacitor are provided herein. The capacitor can be formed by forming two or more dielectric layers and a lower electrode, wherein at least one of the two or more dielectric layers is formed before the lower electrode is formed. | 09-02-2010 |
20100297340 | METHOD FOR PRODUCING SOLID ELECTROLYTIC CAPACITOR - There is provided a method for producing a solid electrolytic capacitor having an improved capacitance appearance ratio by forming a conductive polymer layer in a few steps. A method for producing a solid electrolytic capacitor obtained by forming solid electrolyte layer | 11-25-2010 |
20110014358 | CARBON MATERIAL FOR NEGATIVE ELECTRODE, ELECTRIC STORAGE DEVICE, AND PRODUCT HAVING MOUNTED THEREON ELECTRIC STORAGE DEVICE - Mesoporous graphite is used as an active material of a negative electrode constituting a lithium ion secondary battery or a lithium ion capacitor. Specifically, the mesoporous graphite has a specific area within the range of 0.01 m | 01-20-2011 |
20110014359 | Yttrium and Titanium High-K Dielectric Film - This disclosure provides (a) methods of making an oxide layer (e.g., a dielectric layer) based on yttrium and titanium to have a high dielectric constant and low leakage characteristic and (b) related devices and structures. An oxide layer having both yttrium and titanium may be fabricated either as an amorphous oxide or as an alternating series of monolayers. In several embodiments, the oxide is characterized by a yttrium contribution to total metal that is specifically controlled. The oxide layer can be produced as the result of a reactive process, if desired, via either a PVD process or, alternatively, via an atomic layer deposition process that employs specific precursor materials to allow for a common process temperature window for both titanium and yttrium reactions. | 01-20-2011 |
20110027465 | METHOD FOR FORMING DIELECTRIC FILM AND METHOD FOR FORMING CAPACITOR IN SEMICONDUCTOR DEVICE USING THE SAME - Provided is a method for forming a dielectric film in a semiconductor device, wherein the method can improve a dielectric characteristic and a leakage current characteristic. According to specific embodiments of the present invention, the method for forming a dielectric film includes: forming a zirconium dioxide (ZrO | 02-03-2011 |
20110171366 | CAPACITOR MANUFACTURING METHOD - A capacitor manufacturing method that enables a capacitor having a high withstand voltage, a high electrostatic capacitance and a satisfactorily small ESR to be manufactured simply and at a high level of productivity. In the capacitor manufacturing method, a film-formation treatment of applying a conductive polymer solution containing a π-conjugated conductive polymer, a polyanion and a solvent to the dielectric layer side of a capacitor substrate having a dielectric layer formed on the surface of an anode, and then performing drying to form a conductive polymer film, is performed at least twice, and the conductive polymer solution used in at least one film-formation treatment among the second film-formation treatment and subsequent film-formation treatments is a high-viscosity solution having a higher viscosity than the conductive polymer solution used in the first film-formation treatment. | 07-14-2011 |
20110311718 | METHOD OF MANUFACTURING THIN-FILM DIELECTRICS AND CAPACITORS ON METAL FOILS - Disclosed is a method of making a thin-film dielectric, comprising providing a base metal foil, forming a barium titanate-based dielectric precursor layer over a base metal foil, pre-annealing the dielectric precursor layer and base metal foil, rapidly heating the pre-annealed dielectric precursor layer from a temperature of less than 530° C. to an annealing temperature of more than 800° C. in less than 15 seconds; and annealing the dielectric to form a crystalline barium titanate-based dielectric on the base metal foil, wherein the crystalline barium titanate-based dielectric has grains with an average grain size that is greater or equal to 50 nanometers. Also disclosed is a method of making a capacitor comprised of the thin-film dielectric formed on a base metal foil according to the method described above with a second conductive layer formed over the dielectric. | 12-22-2011 |
20120094016 | ELECTRODE MATERIAL FOR ALUMINUM ELECTROLYTIC CAPACITOR AND METHOD FOR MANUFACTURING THE MATERIAL - The present invention provides an electrode material for aluminum electrolytic capacitors that has a high porosity and a high capacitance, and that does not require etching. | 04-19-2012 |
20130059064 | METHOD OF MANUFACTURING ELECTROLYTIC CAPACITOR - A method of manufacturing an electrolytic capacitor includes preparing a dielectric film formed on a surface of an anode foil, forming a first conductive polymer layer on a surface of the dielectric film by immersing the anode foil in first dispersion solution including conductive polymer particles and forming a second conductive polymer layer covering the first conductive polymer layer solvent by immersing the anode foil in second dispersion solution including second conductive polymer particles and second solvent. The surface of the anode foil has plural pits formed therein. The second dispersion solution has a pH value farther from 7 than the first dispersion solution does. This configuration can suppress damages to the dielectric film. | 03-07-2013 |
20130071554 | METHOD OF MANUFACTURING THIN FILM CAPACITOR AND THIN FILM CAPACITOR - A method of manufacturing a thin film capacitor, having: a base electrode; dielectric layers consecutively deposited on the base electrode; an internal electrode deposited between the dielectric layers; an upper electrode deposited opposite the base electrode with the dielectric layers and the internal electrode being interposed therebetween; and a cover layer deposited on the upper electrode, has depositing an upper electrode layer which is to be the upper electrode, and a cover film which is to be the cover layer on the unsintered dielectric film which is to be the dielectric layer, to fabricate a lamination component, and sintering the lamination component. | 03-21-2013 |
20130071555 | METHOD OF MANUFACTURING THIN FILM CAPACITOR AND THIN FILM CAPACITOR - A method of manufacturing a thin film capacitor, having: a base electrode; dielectric layers consecutively deposited on the base electrode; an internal electrode deposited between the dielectric layers; an upper electrode deposited opposite the base electrode with the dielectric layers and the internal electrode being interposed therebetween; and a cover layer deposited on the upper electrode, has depositing an upper electrode layer which is to be the upper electrode, and a cover film which is to be the cover layer on the unsintered dielectric film which is to be the dielectric layer, to fabricate a lamination component, and sintering the lamination component. | 03-21-2013 |
20130078366 | METHOD OF MANUFACTURING SOLID ELECTROLYTIC CAPACITOR - A method of manufacturing a solid electrolytic capacitor includes in this order, the steps of forming a dielectric film on a surface of an anode element formed of a porous body, forming a bonding layer containing a silane compound on the dielectric film, and forming a solid electrolytic layer on the dielectric film. The step of forming a bonding layer includes at least any one step of the step of immersing the anode element in a solution containing a silane coupling agent and vibrating at least any one of the anode element and the solution and the step of immersing the anode element in the solution and heating the solution. | 03-28-2013 |
20130115368 | SOLID ELECTROLYTIC CAPACITOR - A method of manufacturing a solid electrolytic capacitor excellent in reliability, particularly in ESR property, wherein in a solid electrolytic capacitor having a solid electrolyte layer, the solid electrolyte layer has a conductive polymer layer formed by a chemical polymerization method or an electrolytic polymerization method, using a polymerization liquid containing at least a monomer and a dopant-introducing agent. The dopant-introducing agent contains a dopant-introducing agent containing at least alkylammonium ions as a cationic component. The dopant-introducing agent in the polymerization liquid may further contain a dopant-introducing agent containing at least metal ions as a cationic component. | 05-09-2013 |
20130149436 | PROCESS FOR PREPARING A SOLID STATE ELECTROLYTE USED IN AN ELECTROCHEMICAL CAPACITOR - A process for preparing a solid state electrolyte used in an electrochemical capacitor includes the steps of: (a) preparing a prepolymer composition which includes a water-retaining polymer component and a film-forming hydroxyl-containing polymer component; (b) subjecting the prepolymer composition to a crosslinking reaction so as to form a polymer matrix membrane including a polymer matrix and an ion-permeable film; and (c) treating the polymer matrix membrane with an aqueous solution which includes a plurality of positive and negative ions so as to permit the positive and negative ions to permeate the ion-permeable film to be retained in the polymer matrix, thereby forming the solid state electrolyte. | 06-13-2013 |
20130177701 | CAPACITOR MANUFACTURING METHOD - A capacitor manufacturing method that enables a capacitor having a high withstand voltage, a high electrostatic capacitance and a satisfactorily small ESR to be manufactured simply and at a high level of productivity. In the capacitor manufacturing method, a film-formation treatment of applying a conductive polymer solution containing a π-conjugated conductive polymer, a polyanion and a solvent to the dielectric layer side of a capacitor substrate having a dielectric layer formed on the surface of an anode, and then performing drying to form a conductive polymer film, is performed at least twice, and the conductive polymer solution used in at least one film-formation treatment among the second film-formation treatment and subsequent film-formation treatments is a high viscosity solution having a higher viscosity than the conductive polymer solution used in the first film-formation treatment. | 07-11-2013 |
20130202783 | METHOD OF MANUFACTURING SOLID ELECTROLYTIC CAPACITOR - Provided is a method of manufacturing a solid electrolytic capacitor, including the steps of: forming a capacitor element including an anode body having a dielectric coating film on a surface thereof; impregnating the capacitor element with a polymerization liquid containing a precursor monomer of a conductive polymer and an oxidant; impregnating the capacitor element impregnated with the polymerization liquid with a silane compound or a silane compound containing solution; and forming a conductive polymer layer by polymerizing the precursor monomer after impregnating the capacitor element with the silane compound or the silane compound containing solution. | 08-08-2013 |
20130202784 | METHOD OF MANUFACTURING SOLID ELECTROLYTIC CAPACITOR - A method of manufacturing a solid electrolytic capacitor having an even conductive polymer layer includes the steps of forming a conductive polymer layer on an anode element by bringing a dispersion containing a conductive solid and a first solvent into contact with the anode element having a dielectric film formed thereon, washing the anode element with a second solvent higher in boiling point than the first solvent, in which the conductive solid can be dispersed, after the conductive polymer layer is formed, and drying the anode element washed with the second solvent at a temperature not lower than the boiling point of the first solvent and lower than the boiling point of the second solvent. | 08-08-2013 |
20130236636 | ELECTROCONDUCTIVE POLYMER SOLUTION, ELECTROCONDUCTIVE POLYMER COMPOSITION, AND SOLID ELECTROLYTIC CAPACITOR THEREWITH AND METHOD FOR PRODUCING SAME - The present invention provides an electroconductive polymer solution in which the good dispersibility is maintained and the pH is arbitrarily adjusted, and an electroconductive polymer composition having an excellent heat resistance. Further, the present invention provides a solid electrolytic capacitor having an excellent reliability. | 09-12-2013 |
20130251891 | Solid Electrolytic Capacitors with Improved Reliability - A capacitor with an anode, a dielectric on the anode and a cathode on the dielectric. A blocking layer is on the cathode. A metal filled layer is on said blocking layer and a plated layer is on the metal filled layer. | 09-26-2013 |
20130337154 | METHOD OF MANUFACTURING AN ANODE FOIL FOR ALUMINUM ELECTROLYTIC CPACITOR - A manufacturing method of an anode foil for an aluminum electrolytic capacitor is provided, which comprises a first step of forming a porous oxide film, i.e. subjecting an etched foil having etched holes thereon to an anodic oxidation process to form a porous oxide film on both the outer surface of the etched foil and the inner surface of etched holes, and a second step of forming a dense oxide film, i.e. converting the porous oxide film into the dense oxide film. The method can be used to manufacture an anode foil for various voltage ranges, e.g. an ultra-high voltage anode foil whose voltage is more than 800 vf, and the method can increase specific capacity, reduce power consumption, simplify the process, and increase production efficiency. | 12-19-2013 |
20130344233 | PROCESS FOR PREPARING A SOLID STATE ELECTROLYTE USED IN AN ELECTROCHEMICAL CAPACITOR - A process for preparing a solid state electrolyte used in an electrochemical capacitor includes the steps of: (a) preparing a mixture of a water-retaining clay-based mineral component and a film-forming hydroxyl-containing polymer component; (b) subjecting the mixture to a crosslinking reaction so as to form a polymer matrix membrane including a polymer matrix and an ion-permeable film; and (c) treating the polymer matrix membrane with an aqueous solution which includes a plurality of positive and negative ions so as to permit the positive and negative ions to permeate the ion-permeable film to be retained in the polymer matrix, thereby forming the solid state electrolyte. | 12-26-2013 |
20140079875 | SOLID ELECTROLYTIC CAPACITOR AND ITS MANUFACTURING METHOD - A solid electrolytic capacitor according to an aspect of the present invention includes an anode conductor including a porous valve metal body, a dielectric layer formed on a surface of the anode conductor, and a solid electrolyte layer including a conductive polymer layer formed on a surface of the dielectric layer, in which the solid electrolyte layer includes a first solid electrolyte layer formed on a surface of the dielectric layer, and a second solid electrolyte layer formed on a surface of the first solid electrolyte layer, and at least one continuous or discontinuous layer containing an amine compound exists between the first and second solid electrolyte layers, and inside the second solid electrolyte layer. | 03-20-2014 |
20140161970 | A METHOD OF MANUFACTURING AN ANODE FOIL FOR ALUMINUM ELECTROLYTIC CAPACITOR - A manufacturing method of an anode foil for an aluminum electrolytic capacitor is provided, which comprises a first step of forming a porous oxide film, i.e. subjecting an etched foil having etched holes thereon to an anodic oxidation process to form a porous oxide film on both the outer surface of the etched foil and the inner surface of etched holes, and a second step of forming a dense oxide film, i.e. converting the porous oxide film into the dense oxide film. The method can be used to manufacture an anode foil for various voltage ranges, e.g. an ultra-high voltage anode foil whose voltage is more than 800 vf, and the method can increase specific capacity, reduce power consumption, simplify the process, and increase production efficiency. | 06-12-2014 |
20140186520 | METHOD OF MANUFACTURING SOLID ELECTROLYTIC CAPACITOR - A method of manufacturing a solid electrolytic capacitor having an even conductive polymer layer includes the steps of forming a conductive polymer layer on an anode element by bringing a dispersion containing a conductive solid and a first solvent into contact with the anode element having a dielectric film formed thereon, washing the anode element with a second solvent higher in boiling point than the first solvent, in which the conductive solid can be dispersed, after the conductive polymer layer is formed, and drying the anode element washed with the second solvent at a temperature not lower than the boiling point of the first solvent and lower than the boiling point of the second solvent. | 07-03-2014 |
20150140203 | PROCESS FOR PRODUCING ELECTROLYTIC CAPACITORS WITH A POLYMERIC OUTER LAYER - The invention relates to a process for producing electrolytic capacitors with low equivalent series resistance, low residual current and high thermal stability, which consist of a solid electrolyte and an outer layer comprising conjugated polymers, to electrolytic capacitors produced by this process and to the use of such electrolytic capacitors. | 05-21-2015 |
20150318116 | METHOD FOR FABRICATING SOLID ELECTROLYTIC CAPACITORS - The instant disclosure relates to an improved method for the production of solid electrolytic capacitor, comprising the following steps. First, provide an insulating substrate. Next, form a plurality of conducting gels including aluminum powder on the insulating substrate. Thirdly, execute a high-temperature sintering process to metalize the conducting gels to form a plurality of aluminum plates. Next, form a dielectric layer on every aluminum plate. Then form an isolation layer on every dielectric layer to define an anodic region and a cathodic region. Lastly, form a conductive layer on the dielectric layer of every cathodic region, thus defining a solid electrolytic capacitor unit. | 11-05-2015 |
20150364268 | SUPER CAPACITOR WITH FIBERS - An electrical cell apparatus includes a first current collector made of a multiplicity of fibers, a second current collector spaced from the first current collector; and a separator disposed between the first current collector and the second current collector. The fibers are contained in a foam. | 12-17-2015 |
20160012972 | METHOD OF PRODUCING CONDUCTIVE POLYMER PARTICLE DISPERSION, AND METHOD OF PRODUCING ELECTROLYTIC CAPACITOR USING CONDUCTIVE POLYMER PARTICLE DISPERSION | 01-14-2016 |
20160020040 | PREPARATION OF METAL OXIDE-GRAPHENE COMPOSITE FILMS - Methods of making metal oxide-graphene composites are disclosed. The methods can include, for example, providing a composition including graphene oxide and at least one substrate, the composition being dispersed in a liquid medium. The methods can also include, for example, providing a composition including graphene oxide and at least one substrate, heating the composition, and cooling the composition. Compositions useful for performing the methods and composites obtained by the process are also disclosed. | 01-21-2016 |
20170236647 | TWO OR POLYFUNCTIONAL COMPOUNDS AS ADHESION PRIMERS FOR CONDUCTIVE POLYMERS | 08-17-2017 |