Class / Patent application number | Description | Number of patent applications / Date published |
361527000 | Organic salt (e.g., TCNQ) | 16 |
20090021894 | CONDUCTIVE POLYMER SOLUTION, CONDUCTIVE COATING, CONDENSER AND PROCESS FOR MANUFACTURING CONDENSER - The object of the present invention is to provide a condenser that exhibits excellent conductivity of the solid electrolyte layer, and has a low ESR, a high degree of heat resistance, and a high withstand voltage. A condenser of the present invention includes an anode composed of a valve metal, a dielectric layer formed by oxidation of the surface of the anode, and a solid electrolyte layer formed on the surface of the dielectric layer, wherein the solid electrolyte layer contains a π-conjugated conductive polymer, a polyanion, and an amide compound. | 01-22-2009 |
20090290291 | SOLID ELECTROLYTIC CAPACITOR - [Problem] In a wound-type solid electrolytic capacitor, leakage current that is caused by separation of a hard coating film from the cathode is prevented from increasing. | 11-26-2009 |
20090303665 | SOLID ELECTROLYTIC CAPACITOR AND METHOD FOR PRODUCING SAME - A solid electrolytic capacitor comprising a solid electrolyte comprised of an electroconductive polymer, formed on a metal substrate with a valve action having a dielectric film formed on the surface thereof, characterized in that the dielectric film has a thickness of at least 30 nm, and the solid electrolyte contains 0.1% to 20% by mol, based on the total monomer units constituting the electroconductive polymer, of an anion of an aromatic compound, preferably an aromatic polycyclic compound having an aromatic polycyclic structure as basic skeleton and containing a Brφnsted acid group, as a dopant. | 12-10-2009 |
20100027195 | LITHIUM ION CAPACITOR - A lithium ion capacitor includes a positive electrode made of a material capable of reversibly doping and dedoping lithium ions and/or anions; a negative electrode made of a material capable of reversibly doping and dedoping lithium ions; and an electrolytic solution made of an aprotonic organic solvent electrolyte solution of a lithium salt. When the negative electrode and/or positive electrode and a lithium ion supply source are electrochemically brought into contact, lithium ions are doped in a negative electrode and/or positive electrode. A positive electrode potential after the positive electrode and negative electrode are short-circuited is 2.0 V (vs. Li/Li | 02-04-2010 |
20100085686 | AGENT SERVING AS OXIDANT AND DOPANT FOR CONDUCTIVE POLYMER PRODUCTION, AN ALCOHOL SOLUTION THEREOF, A CONDUCTIVE POLYMER SYNTHESIZED BY USING THE SAME, AND A SOLID ELECTROLYTIC CAPACITOR USING THE CONDUCTIVE POLYMER AS A SOLID ELECTROLYTE - The present invention provides an agent serving as oxidant and dopant in which it does not generate precipitates in a state of an alcohol solution for a certain period of time and the oxidizing power is not too strong. By using the same, the present invention provides a conductive polymer having a high conductivity and heat resistance. By using the same, the present invention provides a solid electrolytic capacitor reliable under a high temperature condition. The present invention provides an agent serving as oxidant and dopant for conductive polymer production, the agent serving as oxidant and dopant comprising: a ferric salt of acids comprising a benzene sulfonic acid derivative represented by formula (1) and sulfuric acid. “R” represents an alkyl or alkoxy group having a carbon number of 1 to 4. More than 90 mole % of the benzene sulfonic acid derivative have R at the para position with respect to the SO | 04-08-2010 |
20100091433 | ELECTROLYTIC CAPACITOR - The electrolytic capacitor includes two chemically processed anode foils, two cathode foils, four separator sheets, four lead tab terminals, two anode leads and two cathode leads. The two chemically processed anode foils, two cathode foils and four separator sheets are arranged alternately and rolled, to form a capacitor element. Two lead tab terminals are connected to the two chemically processed anode foils, respectively, and the remaining two lead tab terminals are connected to two cathode foils, respectively. The two anode leads are connected to two lead tab terminals, respectively, and the two cathode leads are connected to two lead tab terminals, respectively. As a result, equivalent series resistance can stably be reduced. | 04-15-2010 |
20100165548 | REACTION ACCELERATOR FOR CONDUCTIVE POLYMER SYNTHESIS, CONDUCTIVE POLYMER AND SOLID ELECTROLYTIC CAPACITOR - There is provided a reaction accelerator for polymerizing a conductive polymer, comprising: a salt of an anion derived from a sulfonic acid having a skeleton of benzene or naphthalene having at least one OH group, and at least one divalent or more cation other than a transition metal cation. There is also provided a conductive polymer including the salt concerning the reaction accelerator. There is also provided a solid electrolyte capacitor including the conductive polymer as a solid electrolyte. The conductive polymer has a high electric conductivity and good heat-resistance. The solid electrolyte capacitor is reliable for an extended period of time. | 07-01-2010 |
20110051323 | CAPACITOR AND METHOD FOR MANUFACTURING THE SAME - A method for manufacturing a capacitor that enables a capacitor having a high degree of conductivity and minimal leakage current to be obtained with a high level of productivity. A method for manufacturing a capacitor ( | 03-03-2011 |
20120218683 | ELECTROCHEMICAL CAPACITOR AND ELECTRODE USED THEREIN - Disclosed is an electrochemical capacitor which comprises an element, an electrolyte, and an outer case that houses the element and the electrolyte. The element comprises: a negative electrode that is obtained by forming a negative electrode layer on the surface of a collector, the negative electrode layer containing a carbon material in which lithium ions are absorbed; a positive electrode that is obtained by forming a positive electrode layer on the surface of a collector, the positive electrode layer absorbing ions; and a separator that is interposed between the negative electrode and the positive electrode. The electrolyte contains lithium ions. A coating film that contains lithium carbonate is formed on the surface of the carbon material that is contained in the negative electrode layer. | 08-30-2012 |
20130003261 | LITHIUM PLATE, METHOD FOR LITHIATION OF ELECTRODE AND ENERGY STORAGE DEVICE - Disclosed herein are a lithium plate, a method for lithiation of an electrode, and an energy storage device. According to an exemplary embodiment of the present invention, there is provided a lithium plate used for lithium pre-doping of an electrode for an energy storage device, including: a contact area contacting the electrode at the time of the pre-doping; and a plurality of through holes or a plurality of grooves regularly distributed to be adjacent to the contact area so that an electrolytic solution gains easy access to the vicinity of a contact boundary of the contact area and the electrode at the time of the pre-doping. In addition, a method for lithiation of an electrode for an energy storage device using the above-mentioned lithium plate and an energy storage device including a negative electrode (anode) lithiated according to the method have been proposed. | 01-03-2013 |
20130335886 | Solid Electrolytic Capacitor Containing an Improved Manganese Oxide Electrolyte - A solid electrolytic capacitor that contains an anode body formed from an electrically conductive powder and a dielectric coating located over and/or within the anode body is provided. The powder may have a high specific charge and in turn a relative dense packing configuration. Despite being formed from such a powder, a manganese precursor solution can be readily impregnated into the pores of the anode. This is accomplished, in part, through the use of a dispersant in the precursor solution that helps minimize the likelihood that the manganese oxide precursor will form droplets upon contacting the surface of the dielectric. Instead, the precursor solution can be better dispersed so that the resulting manganese oxide has a “film-like” configuration and coats at least a portion of the anode in a substantially uniform manner. | 12-19-2013 |
20140022706 | ELECTRIC CONDUCTIVE POLYMER AQUEOUS SUSPENSION AND METHOD FOR PRODUCING THE SAME, ELECTRIC CONDUCTIVE ORGANIC MATERIAL, AND SOLID ELECTROLYTIC CAPACITOR AND METHOD FOR PRODUCING THE SAME - An electric conductive polymer aqueous suspension is prepared by dispersing an electric conductive polymer powder whose surface is doped with a polyacid in which the number of anion groups is 50% or more and 99% or less with respect to the number of repeating units of the polyacid. By using the electric conductive polymer aqueous suspension, an organic material excellent in adhesiveness to a substrate and humidity resistance, and high in conductivity, as well as a solid electrolytic capacitor low in ESR and excellent in reliability in a high humidity atmosphere, and a method for producing the same can be provided. | 01-23-2014 |
20140092529 | ELECTROCONDUCTIVE POLYMER SOLUTION AND METHOD FOR PRODUCING THE SAME, ELECTROCONDUCTIVE POLYMER MATERIAL, AND SOLID ELECTROLYTIC CAPACITOR USING THE SAME AND METHOD FOR PRODUCING THE SAME - Provided are an electroconductive polymer solution in which the carbon material has excellent dispersibility, an electroconductive polymer material which has a high electroconductivity and which can be produced by a simple method, and a solid electrolytic capacitor and a method for producing the same which has a low ESR without increasing a leakage current. An electroconductive polymer solution according to an exemplary embodiment of the invention contains an electroconductive polymer, a polysulfonic acid or a salt thereof which functions as a dopant to the electroconductive polymer, a mixture of a polyacid and a carbon material, and a solvent. | 04-03-2014 |
20140168858 | ELECTROCONDUCTIVE POLYMER SOLUTION AND METHOD FOR PRODUCING THE SAME, ELECTROCONDUCTIVE POLYMER MATERIAL, AND SOLID ELECTROLYTIC CAPACITOR - Provided is an electroconductive polymer solution containing an electroconductive polymer having high chemical resistance and a high electroconductivity. It is an electroconductive polymer solution, containing an electroconductive polymer having thiophene, aniline, pyrrole, or a derivative thereof as a repeating unit, wherein a dopant or a salt thereof having an amide bond and an anion group is doped into the electroconductive polymer. | 06-19-2014 |
20140211374 | DISPERSION OF ELECTRICALLY CONDUCTIVE POLYMER, AND ELECTRICALLY CONDUCTIVE POLYMER AND USE THEREOF - There is provided a conductive polymer having high conductivity with excellent heat resistance. Using the conductive polymer, there can be provided solid electrolytic capacitors having low ESR, high reliability, and less leakage current. There can be also provided conductive films having high conductivity and superior heat resistance. There is provided a conductive polymer dispersion liquid obtained by a method in which in the presence of a copolymer from styrenesulfonic acid, and at least one kind of a non-sulfonic acid monomer selected from the group consisting of methacrylate, acrylate, and an unsaturated hydrocarbon containing alkoxysilane compound or its hydrolysate, thiophene or its derivative is polymerized by oxidation polymerization in water, or in an aqueous solution comprising a mixture of water and a water miscible solvent to produce the conductive polymer dispersion liquid. Using the conductive polymer as solid electrolyte, a solid electrolyte capacitor can be provided. Also, using the conductive polymer, a conductive film can be provided. | 07-31-2014 |
20160055981 | METHOD FOR MANUFACTURING SOLID ELECTROLYTIC CAPACITOR - A method for manufacturing a solid electrolytic capacitor, which includes the steps of: in a dispersion medium containing a monomer for obtaining a conjugated conductive polymer and a seed particle with protective colloid formed of a polyanion, polymerizing the monomer to obtain a conjugated conductive polymer-containing dispersion liquid; attaching the conjugated conductive polymer-containing dispersion liquid to the surface of a porous anode body at least having an anode body made of a valve metal and a dielectric film formed on the surface of the anode body; and removing a part or all of the dispersion medium from the conjugated conductive polymer-containing dispersion liquid attached to the porous anode body to form a solid electrolyte layer. Also disclosed is a solid electrolytic capacitor obtained by the method. | 02-25-2016 |