Abstract: Provided are an electrically conductive layer coated aluminum material having properties which can withstand long term use; and a method for manufacturing the electrically conductive layer coated aluminum material. The electrically conductive layer coated aluminum material includes: an aluminum material (1); a first electrically conductive layer (2); an interposing layer (3); and a second electrically conductive layer (4). The first electrically conductive layer (2) is formed on a surface of the aluminum material (1) and includes an organic substance having electrical conductivity. The interposing layer (3) is formed between the aluminum material (1) and the first electrically conductive layer (2) and includes a carbide of aluminum. The second electrically conductive layer (4) is formed on a surface of the first electrically conductive layer (2) and includes carbon-containing particles (41).
Abstract: The present invention provides an electrode foil for aluminum electrolytic capacitors in which breakage is less likely to occur even when chemical conversion treatment is performed under conditions susceptible to stress such as on a production line, and that can securely provide high capacitance. The electrode foil for aluminum electrolytic capacitors according to the present invention contains a sintered body of at least one aluminum or aluminum alloy powder, and a substrate supporting the sintered body. The substrate is an aluminum foil containing 50 to 20,000 ppm by weight of Mn. Since the electrode foil for aluminum electrolytic capacitors contains an aluminum foil containing a predetermined amount of Mn as a substrate, breakage is less likely to occur even when chemical conversion treatment is performed.
Abstract: The present invention relates to a method for manufacturing a circuit board including the steps of preparing a substrate containing silicon at least at a surface, applying a paste containing aluminum particles onto the substrate, forming a conductor layer on the substrate by firing the substrate to which the paste has been applied, forming a resist film having a specific pattern on the conductor layer, and removing with an etchant, the conductor layer in a portion where the resist film has not been formed, the etchant containing fluoride ions and metal ions of a metal M of which standard electrode potential is higher in value than a standard electrode potential of aluminum, and to a circuit board which can be manufactured with such a method.
Abstract: An object of the present invention is to provide a flaky metal pigment that is reduced in particle size. According to the flaky metal pigment of the present invention, in the case where the flaky metal pigment is measured by a flow-type particle image analyzer, P50 showing a 50% cumulative frequency of a diameter equivalent to an area circle in a number distribution is less than 0.500 ?m.
Abstract: The present invention aims to provide aluminum foil having high adhesiveness to solder. The aluminum foil of the present invention contains at least one of Sn and Bi, in which a ratio of a total mass of Sn and Bi to a total mass of the aluminum foil is 0.0075 mass % or more and 15 mass % or less.
Abstract: A composite conductive particle according to the present invention includes a first conductive particle having a particle diameter of greater than or equal to 0.1 ?m and less than or equal to 50 ?m; and a second conductive particle adhering to the surface of the first conductive particle and having a particle diameter of greater than or equal to 50 nm and less than or equal to 1000 nm, and the first conductive particle is composed of a first particle and a first metal coating covering the surface of the first particle, the second conductive particle is composed of a second particle and a second metal coating covering the surface of the second particle, a particle diameter of the first conductive particle is larger than a particle diameter of the second conductive particle, and an adhering rate of the second conductive particle.
Abstract: The present invention provides an electrode material for an aluminum electrolytic capacitor, which does not require any etching treatment and which has improved bending strength. Specifically, the present invention provides an electrode material for an aluminum electrolytic capacitor, which comprises, as constituent elements, a sintered body of a powder of at least one member selected from the group consisting of aluminum and aluminum alloys and an aluminum foil substrate that supports the sintered body thereon, which is characterized in that (1) the powder has an average particle size D50 of 0.5 to 100 ?m, (2) the sintered body is formed on one surface or both surfaces of the aluminum foil substrate and has a total thickness of 20 to 1,000 ?m, and (3) the aluminum foil substrate has a thickness of 10 to 200 ?m and an Si content of 10 to 3,000 ppm.
Abstract: A back side protective sheet for a solar cell, which is capable of enhancing performance of adhesion to an EVA resin as a filler used to seal solar cell elements, maintaining weather resistance for a long period of time, and reducing weight thereof; and a solar cell module including the back side protective sheet for a solar cell. The back side protective sheet is disposed on a back side of the solar cell module and includes: a first film fixedly attached so as to abut a surface of a filler and containing linear low-density polyethylene having a density greater than or equal to 0.91 g/cm3 and less than or equal to 0.93 g/cm3; and a second film laminated to the first film and disposed in an outermost layer of the back side protective sheet, the second film containing polyvinylidene fluoride and polymethyl methacrylate.
Abstract: The present invention provides a multilayer body, a packaging material and a container, each of which can maintain excellent water repellent properties and non-adhesive properties. Specifically, the present invention describes a non-adhesive multilayer body wherein hydrophobic oxide fine particles having an average primary particle diameter of 3-100 nm adhere to at least a part of the outermost layer.
Abstract: An object of the present invention is to provide an aluminum foil having a plurality of through holes and a desired foil strength, and a manufacturing method thereof. The high-strength perforated aluminum foil of the present invention includes a plurality of through holes extending from a front surface to a back surface of the foil, and has: (1) a foil thickness of 50 ?m or less; and (2) a tensile strength of [0.2×foil thickness (?m)] N/10 mm or more. The method of manufacturing a high-strength perforated aluminum foil of the present invention is characterized in that a perforated aluminum foil having a plurality of through holes is either embossed, or simultaneously stretched and bent.
Abstract: An electrode material for an aluminum electrolytic capacitor, comprising, as constituent elements, sintered body of a powder of at least one member selected from the group consisting of aluminum and aluminum alloys, and an aluminum foil substrate supporting the sintered body thereon, wherein (1) the powder has an average particle size D50 of 0.5 to 100 ?m, (2) the sintered body is formed on one surface or both surfaces of the aluminum foil substrate and has a total thickness of 10 to 1,000 ?m, (3) the porosity of the sintered body is 35 to 49% by volume, and (4) the sintered body is obtained by applying a rolling process to a film made from a composition comprising a powder of at least one member selected from the group consisting of aluminum and aluminum alloys, and subsequently sintering the film.
Abstract: The present subsurface hiding paint comprises a composite white pigment and resin, the composite white pigment including a flaky base material and a first white pigment adhering to the surface of the flaky base material, the flaky base material being configured of any of a metal, a metal-covered material and a carbon material, the first white pigment being particulate.
Abstract: The present invention relates to conductive particles. The conductive particles contain core particles containing aluminum and a metal film covering the core particles, the metal film is higher in conductivity than the core particles, and a surface coverage of the core particles with the metal film is not lower than 80%.
Abstract: The present invention relates to a flaky stainless-steel pigment. The flaky stainless-steel pigment consists of particles having a D90 of 55 ?m or less in the volume cumulative particle size distribution and a passing rate of 99% or more by weight through a sieve having an aperture size of 38 ?m.
Abstract: The present invention provides a production method that enables easy production of an electrode material for aluminum electrolytic capacitor having a high capacitance, and that enables, in particular, easy production of an electrode material for aluminum electrolytic capacitor having a high capacitance regardless of the average particle diameter (D50) of aluminum powder to be used. Specifically, the present invention provides a method for producing an electrode material for aluminum electrolytic capacitor, comprising the steps of: (1) a first step of forming a film of a paste composition containing powder of at least one of aluminum and an aluminum alloy, a binder resin, and a solvent on at least one surface of a substrate, (2) a second step of sintering the film, and (3) a third step of applying an etching treatment on the sintered film.
Abstract: Provided is a secondary battery positive electrode that can improve the rapid charge and discharge and can increase the heat resistance. Also provided are a secondary battery comprising the secondary battery positive electrode, and a method for producing the secondary battery positive electrode. The secondary battery positive electrode comprises an aluminum material, a positive active material layer comprising a lithium-containing metal oxide as a positive active material, and formed on the surface of the aluminum material, and an intervening layer comprising aluminum and carbon, and formed between the aluminum material and the positive active material layer.
Abstract: The present invention is a method for producing an aluminum flake paste including a first step of flaking a raw material aluminum powder in an organic solvent containing an aromatic hydrocarbon as a main ingredient to give aluminum flakes, and a second step of treating the aluminum flakes obtained in the first step with an organic compound having a polar group, and forming the treated flakes into a paste.
Type:
Application
Filed:
December 26, 2013
Publication date:
December 10, 2015
Applicant:
TOYO ALUMINIUM KABUSHIKI KAISHA
Inventors:
Shuichi KUROI, Keita NAGANO, Akihiko IKEYA, Masahito YOSHIDA
Abstract: The present invention makes it possible to increase the thickness of a sintered body. Thus, the present invention provides a production method that is suitable for the production of anode electrode materials with high capacitance useful for medium- to high-voltage aluminum electrolytic capacitors, that does not involve an etching treatment, and that enables desired formation of the resulting electrode material for aluminum electrolytic capacitor into the desired shape. Specifically, the present invention provides a method for producing an electrode material for aluminum electrolytic capacitor, comprising the steps of: (1) forming, in a sintering mold, an unsintered laminate in which a substrate is held between compositions comprising a powder of at least one member selected from the group consisting of aluminum and aluminum alloys; and (2) sintering the unsintered laminate in the sintering mold, wherein the method does not comprise an etching step.
Abstract: A substrate for biochips, which does not induce autofluorescence, which can immobilize a biologically relevant substance(s) easily, which can prevent the undesirable spread of a liquid spot which is added dropwise on the biochips when using the biochips, in which the adhesion between a carbon-containing layer and an aluminum material is high, and which can be produced at lower cost than the known substrate for biochips; a method for producing the substrate; and a biochip including the substrate are disclosed. The substrate for biochips comprises a carbon-coated aluminum material, wherein the carbon-coated aluminum material comprises an aluminum material and a carbon-containing layer formed on at least one surface of the aluminum material, and further comprises an interposing layer which is formed between the aluminum material and the carbon-containing layer, and which interposing layer contains aluminum element and carbon element.
Type:
Grant
Filed:
August 22, 2012
Date of Patent:
October 20, 2015
Assignees:
TOYO ALUMINIUM KABUSHIKI KAISHA, NIPPON LIGHT METAL COMPANY, LTD.
Abstract: The present invention provides an electrode material for use in an aluminum electrolytic capacitor that does not necessitate an etching treatment. Specifically, the present invention provides an electrode material for use in an aluminum electrolytic capacitor, the electrode material comprising a sintered body of at least one of aluminum and an aluminum alloy.