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| Number | Title | Issue Date |
| 7491274 | Non-chrome metal treatment composition Chromate-free treatments and compositions for applying a conversion or passivation coating for metals, more particularly zinc coated metal surfaces. The methods of the invention comprise contacting the requisite metal surface with a phosphonomethylated polyamine. Ot... | 02/17/2009 |
| 7351295 | Cleaning and polishing rusted iron-containing surfaces A method for cleaning and polishing a rusted iron-containing metal surface is disclosed. The metal surface is contacted with a composition containing fluorometallate anions of a Group IVB metal. ... | 04/01/2008 |
| 7341677 | Non-carcinogenic corrosion inhibiting additive A non-carcinogenic corrosion inhibiting additive includes an anodic corrosion inhibitor and/or a cathodic corrosion inhibitor and a solubility enhancer for the inhibitors in the form of a metal complexing agent. ... | 03/11/2008 |
| 7332259 | Aluminum support for planographic printing plate, its manufacturing process, and planographic printing plate material Disclosed is a process for manufacturing an aluminum support for a light sensitive planographic printing plate material, the process comprising the steps of surface-roughening an aluminum plate, anodizing the surface-roughened aluminum plate, surface treating the an... | 02/19/2008 |
| 7300744 | Method of processing light sensitive planographic printing plate material Disclosed is a method of processing a light sensitive planographic printing plate material comprising an aluminum support, and provided thereon, a photopolymerizable light sensitive layer containing a polymerizable ethylenically unsaturated compound, a photopolymeri... | 11/27/2007 |
| 7282266 | Corrosion and alkali-resistant compositions and methods for using the same A corrosion resistant, alkali resistant coating composition is disclosed. The composition comprises a binder comprising a reaction product of an epoxy-containing material and a phosphorus-containing material together with a curing agent. Aminoplasts, especially mela... | 10/16/2007 |
| 7256259 | Methods for ligation of molecules to surfaces The present invention is a method for a covalent ligation of one or more molecules to one or more surfaces, that is site-specific and both rapid and high yielding. The covalent ligation to the surface is based on the reaction of an azide and a phosphinothioester to ... | 08/14/2007 |
| 7247604 | Oil-based drilling fluid comprising a temperature-stable and non-polluting emulsifying system A temperature-stable, non eco-toxic oil-base well fluid that is particularly suitable for high pressure/high temperature drilling comprises an emulsification system comprising at least one superamide that may or may not be polyalkoxylated, optionally associated with... | 07/24/2007 |
| 7208053 | Method for applying a phosphate covering and use of metal parts thus phospated Metallic surfaces are coated with an aqueous, acidic phosphate solution containing 10 to 60 g/l zinc, 0.5 to 40 g/l manganese, 50 to 300 g/l phosphate ions calculated as P2O5, and optionally other components. ... | 04/24/2007 |
| 7179531 | Polymer particles having select pendant groups and composition prepared therefrom Polymer particles having select functional or absorbing groups are provided. The polymer particles are useful for preparing organic-inorganic composite particles that are suitable for providing dried coatings with improved hiding. Aqueous compositions containing the... | 02/20/2007 |
| 7147897 | Weldable compositions comprising a conductive pigment and silicon and methods for using the same A weldable coating composition is disclosed. The composition comprises a binder in which is dispersed a conductive pigment and a source of silicon. Enhanced corrosion protection is offered, without sacrificing weldability of the coating layer. The composition is app... | 12/12/2006 |
| 7141619 | Corrosion and alkali-resistant compositions and methods for using the same A corrosion resistant, alkali resistant coating composition is disclosed. The composition comprises a binder comprising a reaction product of an epoxy-containing material and a phosphorus-containing material together with a curing agent. Aminoplasts, especially mela... | 11/28/2006 |
| 6740173 | Method for protecting metals against corrosion and non-polluting reactive composition therefor The invention concerns a method for protecting metal products against corrosion, characterised in that it consists in applying directly on the metal products, that is without prior treatment, a composition consisting at least of a film-forming binder, at least a cor... | 05/25/2004 |
| 6612746 | Rolling apparatus having surface-treated rolling member A rolling apparatus has a surface-treated rolling member composed of a metallic rolling element and a metallic race element which have been used with a lubricant, in which the surface of at least one of the rolling element and the race element has a react... | 09/02/2003 |
| 6551417 | Tri-cation zinc phosphate conversion coating and process of making the same Tri-cation zinc phosphate conversion coating compositions are disclosed. The compositions include a phosphate component, ions of nickel, manganese, and zinc, and a glycerophosphate component, such as disodium glycerophosphate. Coatings formed from these c... | 04/22/2003 |
| 6503342 | Processes for the production of zintl compounds, intermetallic compounds and electronic components including intermetallic compounds Disclosed is a process for the production of Zintl compounds by thermal decomposition of heterometallic phosphinidene complexes. The heterometallic phosphinidene complex typically comprises at least two metals, at least one of which is selected from a Gro... | 01/07/2003 |
| 6488990 | Process for providing coatings on a metallic surface Sequentially applying two different coatings, in two steps, to metallic surfaces. Metallic surfaces are contacted at temperatures from 10-100° C. with aqueous solution A and then with aqueous solution B, or vice versa, wherein solution A contains an effe... | 12/03/2002 |
| 6478885 | Phosphating processes and products therefrom with improved mechanical formability When a phosphate ester or a dispersed wax is added to a conventional liquid phosphate conversion coating composition, the resulting phosphate coating formed on a metal substrate has a lower coefficient of friction after being oiled than it would have had ... | 11/12/2002 |
| 6376092 | Surface-treated steel sheet and manufacturing method thereof The present invention has an object to provide a surface-treated steel sheet which has highly balanced corrosion resistance and formability, and satisfies fundamental properties required mainly for steel sheets for automobile body, and a manufacturing met... | 04/23/2002 |
| 6299983 | Derivatized metallic surfaces, composites of functionalized polymers with such metallic surfaces and processes for formation thereof This invention provides for metal surfaces which when derivatized with -ω bis-functionalized substantially linear aliphatic, including fluoroaliphatic acids and metal salts thereof exhibit changes in surface properties. In particular, composites f... | 10/09/2001 |
| 6176945 | Coating technique Disclosed herein is a method of coating a substrate with a zinc dialkyldithiophosphate (ZDDP) material, comprising the steps of selecting a substrate which is reactive with said ZDDP material; providing an atmosphere containing said ZDDP material at a pre... | 01/23/2001 |
| 6120618 | Hydrocarbon phosphonic acid surface treatment that eliminates hydrogen absorption and enhances hydrogen degassing of aluminum at elevated temperatures A method of controlling bulk absorption of atomic hydrogen and facilitating degassing of hydrogen from aluminum alloy workpieces during heat treatments in furnaces with ambient and/or moisture-laden atmospheres by exposing the surface of the workpieces to... | 09/19/2000 |
| 5981069 | Copper powder coated with copper phosphate and copper paste containing the same Copper powder has a coating made of copper phosphate at the outer surface thereof. The coating is formed by chemically reacting the outer surface of the copper powder and covers the entire surface of the copper powder uniformly, thereby obtaining excellen... | 11/09/1999 |
| 5972433 | Method for treatment of metal substrates using Mannich-derived polyethers Methods for treating metal substrates are disclosed. These methods, which comprise contacting the surface to be treated with a composition comprising a Mannich-derivatized polyether, improve the corrosion resistance and/or adhesion properties of the treat... | 10/26/1999 |
| 5942052 | Surface treatment aqueous solution for metal A surface treatment aqueous solution is provided which is superior in corrosion resistance and coating adhesiveness as well as in ability of inhibiting the production of precipitate. A tinned DI can, which has been degreased, is conversion coating process... | 08/24/1999 |
| 5935656 | Short duration hot seal for anodized metal surfaces A process for sealing anodized metal surfaces is characterized by bringing the anodized metal into contact with an aqueous solution at a temperature from 75° C. to the boiling point of the solution for a time equal to from 0.5 to 2 minutes per micrometer... | 08/10/1999 |
| 5776867 | Process and product for lubricating metal prior to cold forming A composition for lubricating a metal workpiece prior to cold forming consists essentially of: an aqueous alkaline stearate compound present in an amount sufficient to impart metal lubrication between about 180° F. and about 320° F.; an aqueous alkaline... | 07/07/1998 |
| 5628838 | Concentrate for activating and defining bath and bath obtained from this concentrate Concentrate for activating and refining bath employed in processes of zinc phosphatization, characterized by the fact that it is based on an aqueous dispersion containing from 2 to 20% by weight of Jernstedt salts, the concentration of titanium in the dis... | 05/13/1997 |
| 5624888 | Process and product for lubricating metal prior to cold forming A composition for lubricating a metal workpiece prior to cold forming consists essentially of: an aqueous alkaline stearate compound present in an amount sufficient to impart metal lubrication between about 180° F. and about 320° F.; an aqueous alkaline... | 04/29/1997 |
| 5614035 | Nonabrasive, corrosion resistant, hydrophilic coatings for aluminum surfaces, methods of application, and articles coated therewith A nonabrasive, corrosion-resistant, hydrophilic coating on aluminum sheet such as fin stock, produced by applying to the sheet surface a coating material containing, in an aqueous vehicle, effective amounts of nitrilotrismethylenetriphosphonic acid, phosp... | 03/25/1997 |
| 5476552 | Surface preparation for bonding titanium The present invention relates to a method for preparing a titanium or titum alloy surface and a primer for use in the method. The method broadly comprises the steps of grit blasting portions of the surface to which an adhesive will be applied and thereaf... | 12/19/1995 |
| 5456767 | Corrosion inhibition with bilayer-forming surfactants A method for inhibiting corrosion of a metal surface in a liquid medium is described. The method comprises incorporating into the medium a corrosion inhibiting amount of a combination of a surfactant that forms a bilayer on the metal surface in the fluid ... | 10/10/1995 |
| 5368655 | Process for chromating surfaces of zinc, cadmium and alloys thereof There is described a process for chromating an article formed of a metal selected from the group consisting of zinc, cadmium and alloys thereof, which includes immersing the article in a water solution of a soluble chromic oxalate complex at a pH of from ... | 11/29/1994 |
| 5288341 | Agent and method for treating the surfaces of metals An agent is characterized by containing a polymerizable monomer having a thiophosphoric acid dichloride group. By applying this agent to the surfaces of noble metals, much more durable and increased bond strength is obtained.... | 02/22/1994 |
| 5246507 | Metal surface treatment and aqueous solution therefor A metal article is improved on its surface for the purpose of plating thereon by treatment with an additive of an anionic, cationic or amphoteric and water-soluble or water-self-dispersible organic polymer J, K or L. J is a polymer having an aromatic ring... | 09/21/1993 |
| 5242714 | Process for forming protective base coatings on metals A process for forming a chromium/silica/phosphate protective conversion coating on a metal surface is improved by pretreating the surface with a composition comprising at least one of (i) H2 TiF6, (ii) H2 SiF6, ... | 09/07/1993 |
| 5221370 | Method for forming zinc phosphate film on metal surface A zinc phosphate film on a metal surface is used as a surface-protecting film and an under coating film for coating and so on. The zinc phosphate film is formed by treating a metal surface with an aqueous zinc phosphate solution. The aqueous zinc phosphat... | 06/22/1993 |
| 5102697 | Structural component made of a titanium alloy and covered by a protective coating and method for producing the coating A structural component of titanium or titanium alloy is provided with a protective coating made substantially of an oxidation resistant and diffusion inhibiting base layer (2), an intermediate layer (3) forming a titanium fire inhibiting layer, and a cove... | 04/07/1992 |
| 5059258 | Phosphonic/phosphinic acid bonded to aluminum hydroxide layer Disclosed is a method of producing a functionalized layer and an aluminum hydroxide layer on an aluminum substrate, the aluminum hydroxide layer located between the substrate and the functionalized layer. The method comprises the steps of subjecting an al... | 10/22/1991 |
| 4978399 | Metal surface treatment with an aqueous solution A metal article is improved on its surface for the purpose of plating thereon by treatment with an additive of an anionic, cationic or amphoteric and water-soluble or water-self-dispersible organic polymer J, K or L. J is a polymer having an aromatic ring... | 12/18/1990 |
