Electrolysis: processes, compositions used therein, and methods of preparing the compositions inventions 06/06

20060137987 - Plating device and plating method: There is provided a plating method and device having a fixed drum (20) in which an anode (21) is exposed on the external peripheral surface; a rotating drum provided on the external periphery of the fixed drum, onto which a workpiece W transported in the longitudinal direction is wound; an...

20060137988 - Semiconductor manufacturing apparatus and manufacturing method of semiconductor device: According to an aspect of the present invention, a semiconductor manufacturing apparatus, including: a treatment chamber configured to house a substrate; an electrode which is disposed in said treatment chamber and on which the substrate is placed; a robot arm configured to convey the substrate to said electrode; and a...

20060137989 - Electrochemical plating apparatus and method: An apparatus and a method for electrochemical plating form a metallic layer on a substrate having a seed layer. The apparatus includes an electrochemical cell containing an electrolyte solution; a plurality of bodies arranged in the electrochemical solution to form an anode; a substrate having a seed layer thereon, the...

20060137990 - Method for electrolytic coating of materials with aluminum, magnesium or aluminum and magnesium alloys: The invention concerns a method for electrolytic coating of materials with aluminum, magnesium or aluminum and magnesium alloys. Said method is characterized in that the material is pretreated by being immersed in an electrolytic solution, where it is anodized, the electrolytic coating being performed immediately after in the same electrolytic...

20060137991 - Method for bronze galvanic coating: A method for electrodeposition of bronzes, with which the substrate to be coated is plated in an acid electrolyte that contains at least tin and copper ions, an alkylsulfonic acid and a wetting agent, and the preparation of such an electrolyte....

20060137992 - Separation of metals: The invention provides a process for the separation of metals, the metals being comprised as the metal oxides in a mixed oxide sample, the process comprising: (i) adding the mixed oxide to a molten salt electrolyte and cathodically electrolysing the oxide, the potential of the cathode being controlled so as...

20060137993 - Process method for achieving uniform stress free electro-polishing across a copper plated wafer: A method of electro-polishing a copper plated wafer. The method includes providing an opening which is at least as long as the copper plated wafer. The method includes dispensing an electrolyte through the opening such that the electrolyte contacts the copper plated wafer, and while dispensing the electrolyte through the...

20060137994 - Method of wafer processing with edge seed layer removal: A process of forming a conductive layer on a wafer is provided. A front surface and an edge surface of the wafer are coated with a seed layer. Further, the edge surface includes a back edge surface, a bevel surface and a front edge surface. During the process, the seed...

20060137995 - Method for removal of metal from a workpiece: A method for removal of material from a workpiece is disclosed. The method comprises the steps of providing a workpiece; providing an electrolyte, the electrolyte comprising hydrogen peroxide, in an amount of at least about 6 weight percent, and a source of hydroxyl ions; and contacting the workpiece with the...

20060137996 - Mpulse 3000: The MPULSE 3000 System (fig C) sends a controlled high frequency (between 3125 and 4250 Times per second), a positive and negative low voltage Impulse between the stainless steel anode and cathode (see Fig B) to create a consistently changing electric Field. The Frequency, Voltage and Amperage are microchip controlled...

20060131175 - Method for the deposition of an alloy on a substrate: In previously known electrodeposition methods, alloys can be deposited only badly on a substrate from the components thereof. The inventive method allows an alloy layer to be deposited on a substrate by pulsing the current/voltage used for electrode position....

20060131176 - Multi-layer circuit board with fine pitches and fabricating method thereof: A method for fabricating a multi-layer circuit board with fine pitch is provided. First, a plurality of contact pads is disposed on a core substrate. Next, a first dielectric layer, a second dielectric layer, and a third dielectric layer are formed on the core circuit board, in which a plurality...

20060131177 - Means to eliminate bubble entrapment during electrochemical processing of workpiece surface: Methods and systems are provided to eliminate bubble entrapment during electrochemical processing of a substrate, wherein a rigid plate with fluid openings allow process solution to flow between the front surface of the substrate and an electrode. The plate includes a protruding region. In operation, the protruding region causes a...

20060131178 - Separation and reaction method utilizing an oxygen ion transport element: A method of separating oxygen from an oxygen containing feed and reacting the oxygen with a reactive substance and an oxygen ion transport membrane element utilized for such purposes. The oxygen ion transport membrane element has a self-supporting dense layer and a surface porous feature in contact with and supported...

20060131179 - Method for low temperature, high activity and selectivity catalytic conversion using electrochemical (nemca) cells: Disclosed is a method for the low temperature, high activity and/or selectivity catalytic conversion, by the use of a catalytic converter employing NEMCA. The converter is comprised of a catalyst layer electrode, a charge conducting solid phase, a second counter electrode and a third electrode as reference electrode for controlling...

20060131180 - Method of pre-heating a stack for aluminium electrolysis production: The present invention relates to a method of pre-heating a pot provided with anodes and cathodes for the production of aluminium by electrolysis, said method including a first step, prior to the pot being supplied with current, during which a layer of a granular conductive material is deposited then crushed...

20060131181 - Solid polycrystalline potassium ion conductor having a beta \"-ai2o3 structure, its production and the preparation of potassium metal using this potassium ion conductor: embedding the polycrystalline alkali metal β″-Al2O3 moulding in an oxidic powder containing potassium and aluminium of a molar K2O: Al2O3 ratio within the range of 1: (x−1) to 1: (x+1), the weight of oxidic powder amounting to at least two times the weight of the moulding; heating the embedded moulding...

20060131182 - Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions: Solid membranes comprising an intimate, gas-impervious, multi-phase mixture of an electronically-conductive material and an oxygen ion-conductive material and/or a mixed metal oxide of a perovskite structure are described. Electrochemical reactor components, such as reactor cells, and electrochemical reactors are also described for transporting oxygen from any oxygen-containing gas to any...

20060131183 - Grinding machine: A grinding machine (1) for grinding a workpiece (40) comprises the following components: a cup wheel (10) having an annular grinding surface (11); a disc-shaped electrode (60), which is positioned in the vicinity of at least a portion of the grinding surface (11) such that a dressing area (75) is...

20060131184 - Method and apparatus for forming by electrochemical material removal: When forming metallic components, in particular three-dimensionally curved blades, which constitute a single piece with the blading of turbomachine rotor wheels, the linear oscillation of the electrode acting as a tool is superimposed by a circular oscillation, enabling the electrode to turn into the workpiece conformally with its shape. Further...

20060131185 - Gear surface treatment procedure: A method of surface treating heat treated members to remove oxide scale. The heat treated members are subjected to a staged series of discrete chemical and physical cleaning steps yielding a substantially scale-free surface readily adaptable for subsequent application of protective coatings....

20060131186 - Hydrogen sensor, apparatus for measuring hydrogen concentration, and method for measuring hydrogen concentration: A hydrogen sensor includes a hydrogen-absorbing material, a thermoelectric element, an electrical circuit for driving the thermoelectric element, a thermometer for the hydrogen-absorbing material, a temperature control circuit for maintaining the hydrogen-absorbing material at a constant temperature using the thermoelectric element, a unit for calculating the exothermic value of the...

20060124465 - Capacitor containing aluminum anode foil anodized in low water content glycerine-phosphate electrolyte: A capacitor comprising an aluminum anode and a dielectric layer comprising phosphate doped aluminum oxide and process for making the capacitor. Furthermore, the capacitor is formed by the process of: forming an aluminum plate; pre-hydrating the aluminum; contacting the plate with an anodizing solution comprising glycerine, 0.1 to 1.0%, by...

20060124466 - Method and apparatus for coating a medical device by electroplating: Methods and apparatuses for coating surfaces of medical devices by electroplating are disclosed. In one embodiment, the invention includes a coating method in which a mixture of a therapeutic agent, and a plating material are electroplated onto the surface of the medical device. The electroplating method may be performed at...

20060124467 - Metal nanodot arrays and fabrication methods thereof: Metal nanodot arrays and fabrication methods thereof. A film of a block copolymer is deposited on a conductive substrate. The block copolymer comprises first polymer and second polymer blocks, wherein the first polymer blocks have a periodically ordered morphology. The first polymer blocks are selectively degraded to form a nanopatterned...

20060124468 - Contact plating apparatus: Embodiments of the invention generally provide a substrate processing system and method. The substrate processing system generally includes a fluid basin configured to contain a plating solution therein, an anode assembly positioned in a lower portion of the fluid basin, a separation membrane positioned across the fluid basin above the...

20060124469 - Use of controlled atmosphere plasma spray combined with electrodeposition to fabricate a rocket engine chamber: An electrodeposition process is used to manufacture a thin layer of iridium (212) on a mandrel. A Controlled Atmosphere Plasma Spray (CAPS) process is used to fabricate a rhenium, rhenium containing alloy, or refractory alloy layer (210) on the electrodeposited iridium layer (212). After deposition of rhenium, rhenium containing alloy,...

20060124470 - Conductive polymer composite structure: In order to obtain actuator elements capable of being displaced such as expansion and contract or bending for practical use even when used as actuator elements with larger size, stacked layers or bundles in which conductive polymer-containing layers or fiber-like tubes are provided with conductive polymer composite structures which include...

20060124471 - Electrolytic cell with improved feed device: A cell for the electrowinning of a metal (70) from a compound thereof dissolved in a molten electrolyte comprises: a thermally insulated cell trough (10,20) and a thermally insulated cell cover (30) which are arranged to contain an electrolyte (40) and maintain it in a substantially crustless molten state; and...

20060124472 - Apparatus and method for enhancing electropolishing utilizing magnetic fields: A process for electropolishing metals and metalloids and their alloys, intermetallic compounds, metal-matrix composites, carbides and nitrides in an electrolytic cell utilizing an externally applied magnetic force to enhance the dissolution process. The electropolishing process is maintained under oxygen evolution to achieve an electropolished surface of the work piece exhibiting...

20060124473 - Method and apparatus for nozzle type elid grinding: There is here disclosed a nozzle type ELID grinding apparatus comprising a conductive grindstone 12 having a contact surface with a workpiece 1; and an ion supply nozzle 16 that supplies an electrolytic medium 2 containing hydroxyl ions (OH−) onto a surface of the conductive grindstone, the workpiece being ground...

20060124474 - Method and apparatus for local polishing control: A method and apparatus for local polishing and deposition control in a process cell is generally provided. In one embodiment, an apparatus for electrochemically processing a substrate is provided that selectively polishes discrete conductive portions of a substrate by controlling an electrical bias profile across a processing area, thereby controlling...

20060113192 - Plating device and planting method: According to the present invention, there is provided a plating apparatus which can deposit a metal plated film such as a copper layer selectively in fine recesses for interconnects, such as trenches or via holes in a circuit form. The plating apparatus of the present invention includes an electrode head...

20060113193 - Method and apparatus for anodizing objects: A method and apparatus of anodizing a component, preferably aluminum, is disclosed. The component is placed in an electrolyte solution. A number of pulses are applied to the solution and component. Each pulse is formed by a pattern including having three magnitudes. The third magnitude is less, preferably substantially less,...

20060113194 - Method of forming nip nonmagnetic film and method of manufacturing magnetic head using the film: The method is capable of easily and securely forming a NiP nonmagnetic film. In the method of forming the NiP nonmagnetic film by electrolytic plating, the electrolytic plating is performed in NiP plating solution consisting of: a reagent for supplying nickel ions; a reagent for supplying phosphorus ions; and a...

20060113195 - Near neutral ph tin electroplating solution: The present invention relates to a solution for use in connection with the deposition of tin or tin alloys on platable portions of substrates. This solution comprises water; tin ions in an amount sufficient to provide a tin deposit on platable portions of substrates; a complexing agent of an acid...

20060113196 - High-capacity chlorine dioxide generator: A high capacity chlorine dioxide gas generator includes an anolyte loop for generating chlorine dioxide gas and a cooling system connected to said anolyte loop. A chlorine dioxide solution generator includes a chlorine dioxide gas source, an absorption loop fluidly connected to the chlorine dioxide gas source for effecting the...

20060113197 - Method of catalytic decomposition of water, a catalyst therefor and apparatus for the method: A method of catalytically decomposing water, which comprises contacting water with a composite catalyst comprising a solid acid catalyst and a solid base catalyst at an elevated temperature, wherein the composite catalyst contains the solid acid catalyst in an amount of 36 to 65% by weight and the balance being...

20060113198 - Gas detection apparatus and method for controlling gas sensor: A first gas sensing element is provided in a first position to measure a concentration of a gas continuously, and a second sensing element is provided in a second position to measure the concentration of the gas intermittently. The second position is in close proximity to the first position. A...

20060113199 - Gas detection apparatus and method: A gas detection chamber in which a gas sensing element is provided to detect a component of a gas allowed into the gas detection chamber is heated by a heater, and an output of the heater is regulated by a heater regulator. The heater regulator is adapted to cause the...