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| Number | Title | Issue Date |
| 7361626 | Supported catalyst The present invention relates to a Catalyst comprising a, preferably oxidic, core material, a shell of zinc oxide around said core material, and a catalytically active material in or on the shell, based on one or more of the metals cobalt, iron, ruthenium and/or nic... | 04/22/2008 |
| 7323221 | Coating of objects The present invention relates to a process for the coating of objects made of valve metals or their alloys with a thin barrier layer consisting of the metal and an oxide ceramic layer provided thereon whose surface has been coated with fluoropolymers, characterized ... | 01/29/2008 |
| 7247227 | Buffer layer in flat panel display In devices such as flat panel displays, an aluminum oxide layer is provided between an aluminum layer and an ITO layer when such materials would otherwise be in contact to protect the ITO from optical and electrical defects sustained, for instance, during anodic bon... | 07/24/2007 |
| 7192510 | Fluid control device and method of manufacturing the same A fluid control device has very fine pores with an average diameter not greater than 10 nm and provides a large flux. The fluid control device comprises an anodized alumina film having fine pores and a silicon based micro-porous film having very fine pores and made ... | 03/20/2007 |
| 6916414 | Light metal anodization Using pulsed current and relatively low average voltages, articles containing light metals such as magnesium may be rapidly anodized to form protective surface coatings. The anodizing solutions employed may contain phosphate, permanganate, silicate, zirconate, vanad... | 07/12/2005 |
| 6896787 | Metal articles with smooth surface having durable visible marking and method of manufacture Metal articles having a durable visible marking on a smooth Type III hard anodized surface particularly useful for shock absorber tubes are produced by applying an alkaline solution to the anodized surface for not less than about 15 seconds at temperature of 100°-1... | 05/24/2005 |
| 6858126 | High capacitance anode and system and method for making same A method of producing electrodes for electrolytic capacitors by etching metal foil in a low pH etching electrolyte is disclosed. The low pH electrolyte is an aqueous solution, which comprises hydrochloric acid, glycerol, sodium perchlorate or perchloric acid, sodium... | 02/22/2005 |
| 6838297 | Nanostructure, electron emitting device, carbon nanotube device, and method of producing the same The invention provides a nanostructure including an anodized film including nanoholes. The anodized film is formed on a substrate having a surface including at least one material selected from the group consisting of semiconductors, noble metals, Mn, Fe, Co, Ni, Cu ... | 01/04/2005 |
| 6800189 | Method of forming insulating film of conductive cap by anodizing or electrodeposition A conductive cap for use in an electronic component, has an opening at a bottom portion thereof, and is constructed to be fixed to the upper surface of a substrate of the electronic component at the opening portion of the cap so as to cover at least an electronic co... | 10/05/2004 |
| 6797147 | Light metal anodization Using aqueous electrolytes containing complex fluorides or oxyfluorides such as fluorozirconates, fluorotitanates, and fluorosilicates, articles containing light metals such as magnesium and aluminum may be rapidly anodized to form protective surface coatings. White... | 09/28/2004 |
| 6716333 | Spinning rotor A hard, wear-resistant ceramic surface is applied to spinning rotor cups in an electrolytic bath on which is imposed a shaped-wave electric current. A special electrode has been designed to facilitate application of the coating to the unique shape of a spinning roto... | 04/06/2004 |
| 6713188 | Clean aluminum alloy for semiconductor processing equipment We have discovered that the formation of particulate inclusions at the surface and the interior of an aluminum alloy article interferes with the performance of the article when a surface of the article is protected by an anodized coating. We have also discovered tha... | 03/30/2004 |
| 6596150 | Production method for an aluminum support for a lithographic printing plate Disclosed is a production method of an aluminum support for a lithographic printing plate, capable of stable and low-cost production of an aluminum support for a lithographic printing plate, the support being scarcely subject to generation of treatment un... | 07/22/2003 |
| 6565984 | Clean aluminum alloy for semiconductor processing equipment We have discovered that the formation of particulate inclusions at the surface and the interior of an aluminum alloy article interferes with the performance of the article when a surface of the article is protected by an anodized coating. We have also dis... | 05/20/2003 |
| 6531013 | Adhesive bonding process for aluminum alloy bodies including hypophosphorous acid anodizing An adhesive bonding process for making vehicle structures wherein a surface portion of an aluminum alloy body is anodized in an aqueous solution of hypophosphorous acid (H3 PO2) to form an anodic oxide coating. A layer of adhesive is... | 03/11/2003 |
| 6500558 | Surface-treated aluminum material with superior adhesive properties and production method therefor The present invention relates to an aluminum material to which a surface treatment is performed, and has as its objective the provision of a surface-treated aluminum material that has excellent adhesive properties with organic resin film. The present inve... | 12/31/2002 |
| 6475664 | Alkali rechargeable batteries and process for the production of said rechargeable batteries An alkali rechargeable battery having an anode principally comprising a magnesium-nickel alloy capable of storing hydrogen therein and releasing said hydrogen stored therein in electrochemical reaction, wherein said magnesium-nickel alloy constituting sai... | 11/05/2002 |
| 6368485 | Forming electrolyte for forming metal oxide coating film Disclosed is a forming electrolyte for forming metal oxide coating films which comprises one or more kinds of solutes selected from the group consisting a salt of inorganic acid and salt of organic carboxylic acid dissolved in a solvent having analcoholic... | 04/09/2002 |
| 6242111 | Anodized aluminum susceptor for forming integrated circuit structures and method of making anodized aluminum susceptor Disclosed is a method of making an anodized aluminum susceptor capable of withstanding an elevated temperature of 590° C., or a temperature as high as 475° C. in the presence of an NF3 plasma, without peeling or cracking, which preferably com... | 06/05/2001 |
| 6231993 | Anodized tantalum pellet for an electrolytic capacitor An anodized pressed valve metal powder pellet is described. The anodized pellet is particularly useful as an anode in an electrolytic capacitor having an improved breakdown voltage. The anodized pellet is formed by periodically holding the pellet at a con... | 05/15/2001 |
| 6197178 | Method for forming ceramic coatings by micro-arc oxidation of reactive metals A process and apparatus for forming oxide coatings on bodies of aluminum and aluminum alloys are described. The process includes forming an electrolyte bath in an inert container. At least two reactive metal bodies are suspended in the bath. The bodies ar... | 03/06/2001 |
| 6149792 | Row electrode anodization A structure and method for forming an anodized row electrode for a field emission display device. In one embodiment, the present invention comprises depositing a resistor layer over portions of a row electrode. Next, an inter-metal dielectric layer is dep... | 11/21/2000 |
| 6113770 | Method for anodizing using single polarity pulses A method of anodizing an aluminum component includes placing the component in an electrolyte solution. A plurality of pulses are applied. The pulses have a pattern that includes three magnitudes. An aluminum alloy component of approximately 3.0% Cu, 9.5% ... | 09/05/2000 |
| 5922488 | Co-tolerant fuel cell electrode The invention is directed towards a CO-tolerant fuel cell electrode formed from a carbon supported, platinum dispersed, non-stoichiometric hydrogen tungsten bronze electrode catalyst. The electrode catalyst is capable of oxidizing CO at very low potential... | 07/13/1999 |
| 5775892 | Process for anodizing aluminum materials and application members thereof According to the present invention, an aluminum alloy containing silicon is anodized using an electrolyte including a compound containing an anion having complexing capability such as sodium hydrogenphosphate or tribasic sodium phosphate, a salt of an org... | 07/07/1998 |
| 5716511 | Anodizing electrolyte and its use An anodizing electrolyte containing a polyethylene glycol dimethyl ether and an electrochemical process for anodizing valve metals which permits the formulation of an anodic layer having a substantially uniform thickness and reduced flaw density.... | 02/10/1998 |
| 5300209 | Anodizing method and apparatus An anodizing method, wherein an aluminum based-system alloy film formed on an insulation substrate is soaked in an electrolytic solution of an ammonium borate water solution, and a voltage is applied between a to-be-anodized film of the aluminum system al... | 04/05/1994 |
| 5275713 | Method of coating aluminum with alkali metal molybdenate-alkali metal silicate or alkali metal tungstenate-alkali metal silicate and electroyltic solutions therefor Method for coating a rectifier metal (aluminum) with alkali metal molybdenate/alkali metal silicate or alkali metal tungstenate/alkali metal silicate comprises immersing a rectifier metal (anode) and a cathodic metal in an electrolytic solution and imposi... | 01/04/1994 |
| 5225069 | Process for the production of oxide ceramic surface films on silicon-containing light metal cast alloys A process for the production of white and black oxide ceramic surface films on silicon-containing light metal cast alloys by plasma-chemical anodic oxidation. An aluminum cast alloy is pickled with nitric acid and hydrofluoric acid and coated by plasma-ch... | 07/06/1993 |
| 5186767 | Lithoplate and method for making same An improved method of making a lithoplate from a 5XXX type alloy which includes controlling the composition and casting practices to eliminate forming a pine tree metal structure in an ingot used for rolling a workpiece to be made into lithoplate. The met... | 02/16/1993 |
| 5131987 | Process for making an adhesively bonded aluminum article Disclosed is a process for anodically oxidizing aluminum alloy surfaces as a pretreatment for structural adhesive bonds or laminates. The process is comprised of anodically oxidizing aluminum and its alloys in phosphorous acid containing electrolyte to fo... | 07/21/1992 |
| 5114825 | Substrates for PS plates An aluminum alloy substrate for presensitized plates for use in making lithographic printing plates comprises an aluminum alloy plate composed of not less than 0.05% by weight and less than 0.5% by weight of Si; 0.2 to 0.7% by weight of Fe; 0.3 to 1.5% by... | 05/19/1992 |
| 5110371 | Aluminum alloys for forming colored anodic oxide films thereon and method for producing a sheet material of the alloy An aluminum alloy consists of, by weight, from 0.08 to 0.50 percent silicon, from 0.15 to 0.90 percent iron, the weight ratio of iron to silicon being from 1.4 to 2.2, and the remainder aluminum, intermetallic compounds of -type Al-Fe-Si system bei... | 05/05/1992 |
| 5066368 | Process for producing black integrally colored anodized aluminum components A process for producing electronic package components from an aluminum alloy is disclosed. The components have a black color through integral color anodization. The desired color, thickness and surface finish are achieved by regulation of amperage during ... | 11/19/1991 |
| 5032237 | Anodic phosphonic/phosphinic acid duplex coating on valve metal surface A process is disclosed for treating the surface of a valve metal such as aluminum to form a two layer protective coating thereon using an anodizing bath consisting essentially of an aqueous solution having a concentration ranging from about 0.001 molar to... | 07/16/1991 |
| 4915798 | Corrosion resistant aluminum product with uniformly grey, light-fast surface and process for its manufacture The present invention relates to an aluminum alloy containing vanadium characterized by improved corrosion resistance and articles made therefrom wherein said articles when anodized have a uniformly grey, light-fast surface and a reflectivity of at most 5... | 04/10/1990 |
| 4879018 | Low voltage anodizing process and apparatus A low voltage anodizing process for anodic oxidation of metals in which are used: (i) an anodizing bath containing an electrolyte, an anode and a cathode; and (ii) and AC fed DC power supply for supplying pulsating DC power to the anodizing bath; the anod... | 11/07/1989 |
| 4806211 | Aluminum alloy product with uniformly grey, light-fast surface and process for its manufacture An anodized aluminum product prepared by anodizing an alloy comprising 1.20-1.60% iron and 0.25-0.55% manganese with a weight ratio of iron to manganese between 2.8 and 5, up to 0.20% silicon, up to 0.30% copper, up to 5% magnesium, up to 0.10% chromium, ... | 02/21/1989 |
| 4737246 | Anodizing process for producing highly reflective aluminum materials without preliminary brightening processing An improved process is provided for the production of aluminum reflective material having a higher total reflectance value. The process comprises controlling the anodizing conditions of a bright rolled aluminum alloy by immersing the alloy in a DC anodizi... | 04/12/1988 |
| 4715901 | Architectural product Structural streaking defects in anodized aluminum architectural sheet products are substantially reduced or eliminated in 1XXX and 5XXX type aluminum alloys by including therein 0.01 to 0.08% of chromium or manganese, preferably both. It is preferred to c... | 12/29/1987 |
