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8070924 Electrode for generation of hydrogen  
The present invention provides an electrode for generation of hydrogen comprising: a conductive substrate; a catalytic layer formed on the conductive substrate and containing at least one platinum...
7976989 Precious metal oxide catalyst for water electrolysis  
The invention is directed to iridium oxide based catalysts for use as anode catalysts in PEM water electrolysis. The claimed composite catalyst materials comprise iridium oxide (IrO2) and...
7914653 Anode for electrochemical reaction  
Disclosed is an anode for electrochemical reactions, such as electrolysis and electrodeposition, comprising a titanium substrate covered with metal oxide, in which the amount of platinum group...
7811426 Oxygen evolution electrode  
Disclosed is an oxygen evolution anode for evolving oxygen without chlorine evolution in electrolysis of aqueous solutions of sodium chloride having high performance and durability with decreased...
7803260 Oxygen evolution electrode  
Disclosed is an oxygen evolution electrode for formation of only oxygen without formation of chlorine at anode in the performance and the durability of the anode is so high that they are, even in...
7452450 Dimensionally stable anode for the electrowinning of aluminum  
An anode for the electrolysis of aluminium made from an outer dense layer of a ceramic material on a dense core made from a composite of the ceramic material of the outer layer and an electronic...
7211177 Electrode for electrolysis in acidic media  
Electrode at least comprising an electroconductive support of a titanium-palladium alloy, titanium, tantalum or compounds or alloys of titanium or of tantalum, an electrochemically active coating...
6802948 Copper electrowinning  
There is disclosed a method for cooper electrowinning and a modified lead electrode for use in such method. The modified electrode is suitable for use as an oxygen anode in low current density,...
6572758 Electrode coating and method of use and preparation thereof  
An electrolytic cell producing sodium chlorate uses an electrode, specifically an anode, having a surface or coating or treatment of a mixed metal oxide having ruthenium oxide as an...
6379526 Non-carbon metal-based anodes for aluminium production cells  
A non-carbon metal-based anode of a cell for the electrowinning of aluminium comprising an electrically conductive metal substrate resistant to high temperature, the surface of which becomes...
6251254 Electrode for chromium plating  
An electrode adapted for chromium plating from trivalent chromium baths which comprises a conductive base, an electrode material layer comprising iridium oxide formed thereon, and a porous layer...
6217729 Anode formulation and methods of manufacture  
The present invention provides an improved anode formulation and an improved method of manufacture. More specifically, the invention provides a tri-layer anode having an improved service life when...
6071570 Electrodes of improved service life  
A method of preparing electrodes is now described, which electrodes have enhanced adhesion of subsequently applied coatings combined with excellent coating service life. In the method, a substrate...
6040077 Catalyst for membrane electrode assembly and method of making  
Nanostructured elements are provided for use in the electrode of a membrane electrode assembly for use in fuel cells, sensors, electrochemical cells, and the like. The nanostructured elements...
6019878 Anode for oxygen evolution in electrolytes containing fluorides or fluoride-complex anions  
The invention discloses a new electrode suitable for use as an anode for oxygen evolution from electrolytes containing fluorides or fluoride-complex anions even in high concentrations.The anode of...
5783053 Combination inner plate and outer envelope electrode  
Electrodes in plate form can be electrocatalytically coated and secured to a current distributor, such as by welding to a base plate, and may be serviceable, e.g., as anodes, in cells electrolyzing...
5587058 Electrode and method of preparation thereof  
An electrode for electrolysis of solutions of electrolytes comprising a support of passivated film forming metal or alloy thereof, having a composite coating consisting essentially of oxides of...
5531875 Electrode substrate for electrolysis and production method thereof  
There are provided an electrode substrate for electrolysis comprising an electrically conductive metallic base material and a coating layer having a thickness of from 10 to 200 μm composed of a ...
5439576 Apparatus for the sterilization of water  
An apparatus for sterilizing water by anodic oxidation. A reactor contains a plurality of anodes (3) and cathodes (4) arranged as parallel plates within the reactor. The anodes and cathodes are...
5411646 Cathodic protection anode and systems  
A continuous length anode is formed of relatively small valve metal wire having a electrocatalytic coating braided into a highly flexible ribbon. The wire may be copper cored. The valve metal is...
5354444 Electrode for electrolytic processes  
An electrolytic electrode substrate comprises an electrically conductive substrate and, formed on the surface of the electrically conductive substrate, an oxide layer having a thickness of from 10...
5334293 Electrode comprising a coated valve metal substrate  
An electrode which comprises a substrate of a valve metal or an alloy thereof having properties similar to those of the valve metal and a coating comprising an outer layer which comprises RuO2, an...
5294317 Oxygen generating electrode  
An oxygen generating electrode has on a conductive substrate a first layer of metallic platinum and tantalum oxide containing 80-99 mol% of Ta and 20-1 mol% of Pt, a second layer of iridium oxide...
5290415 Electrolytic electrode  
An electrolytic electrode comprising a substrate made of a valve metal, an intermediate layer formed on a surface of the substrate containing an oxide of at least one metal selected from the group...
5232576 Anode for chromium plating and processes for producing and using the same  
There are described an anode, a process for producing the same, an apparatus for electrolytic chromium plating, and a method for electrolytic chromium plating, using such anode, wherein the anode...
5156726 Oxygen-generating electrode and method for the preparation thereof  
The electrode of the invention suitable for use in an oxygen-generating electrolytic process with durability comprises (A) a substrate of, e.g., titanium metal; (B) an undercoating layer thereon...
5128000 Dimensionally stable anodes and their use in the preparation of alkali metal dichromates and chromic acid  
A dimensionally stable anode comprised of a) an electrically conductive valve metal b) a conductive intermediate layer and c) an electrode coating of an electrocatalytically active substance,...
5098546 Oxygen-generating electrode  
Proposal is made for providing a high-performance electrode suitable for use in an oxygen-generating electrolytic process having an outstandingly low oxygen overvoltage and exhibiting high...
5059297 Durable electrode for use in electrolysis and process for producing the same  
An electrode for use in electrolysis is disclosed, which comprises a metallic substrate having formed on the surfaces thereof, in sequence, an amorphous layer free of grain boundaries, and an...
5035789 Electrocatalytic cathodes and methods of preparation  
Cathodes useful in an electrolytic cell, such as a chlor-alkali cell, are disclosed which have a metallic-surfaced substrate coated with a catalytic coating composition. In one aspect, the...
5017275 Electroplating cell anode  
The present invention resides in an anode structure as well as in an electrolytic cell utilizing the anode structure. The anode structure comprises a resilient anode sheet having an active anode...
4936971 Massive anode as a mosaic of modular anodes  
A massive anode is assembled from many, closely packed modular anodes. Although close-packed, the modular anodes are nevertheless spaced apart one from the other. The massive anode has at least...
4913973 Platinum-containing multilayer anode coating for low pH, high current density electrochemical process anodes  
The present invention is directed to a novel anode suitable for producing high purity, pore-free coper foil at high speed and low cost under severe conditions. The anodes of the present invention...
4849085 Anodes for electrolyses  
An anode for aqueous electrolyses, consisting of a frame or support and a porous substrate which is connected to the frame and in which electrochemically active substances are dispersed. The...
4798662 Cathode for electrolysis and a process for the manufacture of the said cathode  
A cathode especially useful in the electrolysis of aqueous solutions of alkali metal halides consisting essentially of an electrically conducting substrate and a heterogeneous coating containing a...
4797182 Electrode with a platinum metal catalyst in surface film and its use  
An electrode for use in electrolytic processes having a substrate of film-forming metal comprises an electrocatalyst incorporated in an integral surface film of the film-forming metal oxide grown...
4765874 Laminated electrode the use thereof  
Laminated electrodes and a method for their preparation are described, these electrodes being composed of electrically conductive plastic having catalytic particles, composed of a catalyst...
4696731 Amorphous metal-based composite oxygen anodes  
Improved amorphous metal-based composite oxygen anodes comprise a substrate material, a first coating of an amorphous metal alloy applied thereto and a second coating of a mixed metal oxide applied...
4654136 Monopolar or bipolar electrochemical terminal unit having a novel electric current transmission element  
The invention is an electrochemical terminal unit suitable for use in monopolar or bipolar electrochemical cells comprising:an electric current transmission element in the form of a substantially...
4585540 Composite catalytic material particularly for electrolysis electrodes and method of manufacture  
A porous high surface area composite electroconductive catalytic material, particularly as electrocatalyst for electrolysis electrodes, comprises a porous pre-formed matrix which is a catalytic...
4584084 Durable electrode for electrolysis and process for production thereof  
An electrolytic electrode which exhibits high durability when used in electrochemical processes in which the generation of oxygen is involved and a process for the production of the same. The...
4543174 Method of making a catalytic lead-based oxygen evolving anode  
A method of making a catalytic lead-based oxygen-evolving anode comprises catalytically activating titanium sponge particles larger than 300 microns by impregnating with a solution containing Mn...
4528084 Electrode with electrocatalytic surface  
An electrode for use in electrolytic processes comprises a base of film-forming metal such as titanium with an operative outer electrocatalytic surface which is an integral surface film of a...
4528077 Membrane electrolytic cell for minimizing hypochlorite and chlorate formation  
An electrolytic cell for the electrolysis of an alkali metal chloride brine is comprised of an anode compartment and a cathode compartment separated by a cation exchange membrane. The anode is...
4517068 Electrocatalytic electrode  
An electrode, especially for chlorine and hypochlorite production, comprises an electrocatalyst consisting of 22-55 mol % ruthenium oxide, 0.2-22 mol % palladium oxide and 44-77.8 mol % titanium...
4510034 Coating type insoluble lead dioxide anode  
A coating type insoluble lead dioxide anode comprising a porous metal substrate and a lead dioxide electrode layer coated on at least the outer surface of said substrate and the peripheral edges of...
4502936 Electrode and electrolytic cell  
An electrode particularly useful in hypochlorite cells operating at low temperatures or in metal winning cells in which the electrode comprises a titanium substrate with a platinum metal coating...
4484999 Electrolytic electrodes having high durability  
An electrolytic electrode which exhibits high durability when used in electrolysis in which the generation of oxygen is involved and a process for the production of same. The electrolytic electrode...
4481097 Durable electrode for electrolysis  
An electrode comprising a substrate of a conducting metal, a coat of an electrode active substrate, and a layer interposed between the substrate and the coat to serve as a protective barrier for...
4477316 Long-life insoluble electrode and process for preparing the same  
The present invention relates to preparation of insoluble electrodes having few surface defects and long life. The process for the preparation of electrodes comprises coating the surface of an...
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