Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8083842 | Aqueous solution of chromium salt and method for producing same Disclosed is an aqueous solution of a chromium salt, in which the oxalic acid content is 8% by weight or less relative to chromium. In the aqueous solution of the chromium salt, the total organic carbon content is 4% by weight or less relative to chromium. The chrom... | 12/27/2011 |
| 7641721 | Aqueous solution of chromium salt and method for producing same Disclosed is an aqueous solution of a chromium salt, in which the oxalic acid content is 8% by weight or less relative to chromium. In the aqueous solution of the chromium salt, the total organic carbon content is 4% by weight or less relative to chromium. The chrom... | 01/05/2010 |
| 7422793 | Non-toxic corrosion-protection rinses and seals based on rare earth elements Rinsing or sealing solutions comprising a rare earth element and a valence stabilizer for barrier films. The treated films contain a rare earth/valence stabilizer complex. The rare earth element is selected from cerium, praseodymium, terbium, or combinations thereof... | 09/09/2008 |
| 7407711 | Non-toxic corrosion-protection conversion coats based on rare earth elements Conversion coatings comprising a rare earth element and a valence stabilizer combined to form a rare earth/valence stabilizer complex are described for substrate metals. The rare earth element is selected from cerium, praseodymium, terbium, or combinations thereof, ... | 08/05/2008 |
| 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 |
| 7338985 | Rustproofing composition A rustproofing composition has superior properties satisfying rustproofing quality requirements and workability requirements for car underbodies, parts around tires, parts with pockets, plate-bonded parts or the like of car bodies, and containing volatile organic so... | 03/04/2008 |
| 7332021 | Coating composition A coating composition comprising an aqueous mixture containing acid-stable particles and one or more fluoroacids. The amount of the acid-stable particles in the coating composition is from 0.005% to 8% by weight on a dry weight basis. The acid-stable particles can b... | 02/19/2008 |
| 7294210 | Use of substituted hydroxylamines in metal phosphating processes Alkyl-substituted hydroxylamines are useful as aids in the phosphating of metal substrates. In particular, the rate of phosphating and the rate at which manganese compounds are dissolved into aqueous phosphoric acid solutions may be accelerated by alkyl-substituted ... | 11/13/2007 |
| 7291217 | Non-toxic corrosion-protection pigments based on rare earth elements A corrosion-inhibiting pigment comprising a rare earth element and a valence stabilizer combinded to form a rare earth/valence stabilizer complex. The rare earth element is selected from cerium, terbium, praseodymium, or a combination thereof, and at least one rare ... | 11/06/2007 |
| 7220298 | Anti-corrosive mixture and coating substances containing said anti-corrosive mixture A corrosion inhibiting mixture comprising (A1) corrosion-inhibiting pigments, (A2) amorphous silica modified with metal ions, and (A3) at least one compound of the general formula I: Mn(X)m ... | 05/22/2007 |
| 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 |
| 7163578 | Sealing composition having corrosion inhibitor therein A composition for sealing at least one fluid leak in heat exchange systems comprises at least one solvent, and fibrillated fiber in an amount and of a size sufficient to become entrained in and seal the one leak. At least one corrosion inhibitor is present in an amo... | 01/16/2007 |
| 7156905 | Composition and method for treating magnesium alloys The invention relates to a composition and method for treating a magnesium alloy. The inventive composition comprises an acid aqueous solution containing niobium pentoxide, a water-soluble cerium salt and, optionally, a zirconium salt and/or hydroflouric acid. Said ... | 01/02/2007 |
| 7153348 | Hexavalent chromium-free surface-treating agent for Sn or Al-based coated steel sheet, and surface treated steel sheet A hexavalent chromium-free surface treating agent for Sn- or Al-based coated steel sheet, comprising a trivalent chromium compound (A), a water-dispersible silica (B), a lubricity imparting component (C) made of one or more waxes of polyolefin wax, fluorine-containi... | 12/26/2006 |
| 7141102 | Antifreeze solution and rust inhibitor added thereto An object of the present invention is to provide an antifreeze solution which is used by adding it to a heating medium of a heat exchanger or a radiator coolant for an internal combustion car engine, which can be used to prevent the icing of road surfaces, which is ... | 11/28/2006 |
| 7135075 | Corrosion resistant coating with self-healing characteristics An aqueous solution for depositing an inorganic corrosion resistant coating on a metal substrate is disclosed. The aqueous solution comprises a film-forming agent, a supplemental anion, and a substrate activator. The film-forming agent is a vanadate salt that forms ... | 11/14/2006 |
| 7078076 | Particulate metal alloy coating for providing corrosion protection Coatings containing particulate metal alloy are disclosed. The coatings provide corrosion protection to a substrate, such as a metal substrate. The coatings contain zinc-metal-containing alloy in flake form, most particularly an alloy flake of zinc and aluminum. The... | 07/18/2006 |
| 7063735 | Coating composition A coating composition comprising an aqueous mixture containing inorganic particles, a catechol compound, and one or more fluoroacids. The preferred fluoroacids are selected from fluorotitanic acid, fluorozirconic acid, fluorosilicic acid, fluoroboric acid, fluorosta... | 06/20/2006 |
| 7045024 | Ferrate conversion coatings for metal substrates A method employing oxide film conversion coatings prepared using ferrate (VI) as the oxidizing agent is disclosed. Metal substrates or surfaces, such as aluminum, aluminum alloys or other metals, are contacted with an aqueous solution comprising ferrate (VI) anions ... | 05/16/2006 |
| 7018486 | Corrosion resistant trivalent chromium phosphated chemical conversion coatings An acidic aqueous solution containing a water soluble trivalent chromium compound is provided with a additive for improving corrosion resistance and reducing precipitation of trivalent chromium over time. A suitable additive is nitrilotris (methylene) triphosphonic ... | 03/28/2006 |
| 6929826 | Self-assembled nano-phase particle surface treatments for corrosion protection An aqueous composition for applying to and treating metallic substrates that does not include chrome or chromium-containing compounds, does not include an organic solvent, and promotes adhesion of overcoat layers that are applied to the metallic substrate. The compo... | 08/16/2005 |
| 6840990 | Sealing composition having corrosion inhibitor therein A composition for sealing at least one fluid leak in heat exchange systems comprises at least one solvent, and fibrillated fiber in an amount and of a size sufficient to become entrained in and seal the one leak. At least one corrosion inhibitor is present in an amo... | 01/11/2005 |
| 6774165 | Amine-free emulsification of alkaline earth metal sulfonates A method of preparing an amine-free emulsion of alkaline earth metal sulfonates is disclosed. A solution of water and a nonionic, associative thickener of the type normally used for viscosity and thixotropy modification of latex compounds is combined with an overbas... | 08/10/2004 |
| 6767413 | Metal surface treating agent The present invention provides a non-chromium metal surface treating agent which has excellent adhesion with a coating and corrosion resistance, and also has excellent workability and stability. A metal surface treating agent comprising a water-soluble zircon... | 07/27/2004 |
| 6764553 | Conversion coating compositions Corrosion resistant, hydrophilic coatings on the surface of aluminum and aluminum alloys may be formed using aqueous compositions containing fluorometallates such as H2TiF6 or H2ZrF6 and vanadium compounds such as decavana... | 07/20/2004 |
| 6749694 | Conversion coatings including alkaline earth metal fluoride complexes An aqueous composition for pretreating and depositing a coating on metal substrates is provided. The coating composition includes from about 1,500 to about 55,000 ppm based on the aqueous composition of a Group IIA dissolved metal ion, from about 100 to about 200,00... | 06/15/2004 |
| 6669786 | Self-healing non-chromate coatings for aluminum and aluminum alloys Disclosed are processes and compositions of solutions for chromate-replacement coatings for aluminum and aluminum alloys. A preferred method includes forming a boehmite coating layer that includes Al (III) ions on an aluminum surface, and applying an ioni... | 12/30/2003 |
| 6648986 | Stability additive for trivalent chrome conversion coating bath solutions An acidic aqueous solution containing a water soluble trivalent chromium compound is provided with a solution stability additive for reducing precipitation of trivalent chromium over time. The concentration of the solution stability additive varies based ... | 11/18/2003 |
| 6645400 | Corrosion control utilizing a hydrogen peroxide donor The present invention describes an innovative means of inhibiting corrosion of metals which experience active-passive transition in contact with an electrolyte. This invention incorporates hydrogen peroxide and/or peroxycarboxylic acids or their constitue... | 11/11/2003 |
| 6638369 | Non-chromate conversion coatings A non-chromate conversion coating and method of applying same wherein the coating comprises a titanate, such as potassium titanate or sodium metatitanate, as a "drop-in replacement" for a chromate in an otherwise chromate-containing conversion coating.... | 10/28/2003 |
| 6616739 | Corrosion inhibited chloride salt compositions A corrosion inhibited chloride salt is provided containing 30-38% by weight calcium chloride and up to 50% by weight based on the weight of the salt, of honey. This composition reduces the corrosivity of chloride salt up to as much as about 70% compared t... | 09/09/2003 |
| 6596062 | Coating composition for passivating film with excellent corrosion resistance Disclosed is a coating composition for DACROTIZED™ film comprising Cr-containing inorganic acid, Ni carbonate, reductant, surfactant and water which has excellent corrosion resistance, weather resistance and chemical resistance thus being widely applica... | 07/22/2003 |
| 6537678 | Non-carcinogenic corrosion inhibiting additive A non-carcinogenic corrosion inhibiting additive includes an anodic corrosion inhibitor and a cathodic corrosion inhibitor.... | 03/25/2003 |
| 6514327 | Stabilized setting and hardening accelerator of low viscosity Described are liquid setting and hardening accelerators for hydraulic binders and such binder comprising mixtures that preferably are alkali-free and chloride-free and that do not comprise any basic features. The setting accelerators comprise as component... | 02/04/2003 |
| 6503305 | Non-toxic corrosion inhibitor A non-toxic chemical composition inhibits corrosion in metal substrates. The composition contains a Phosphorus compound, comprising an acid and a metal selected from the group consisting of an alkali, alkaline earth, or transition metal. The composition a... | 01/07/2003 |
| 6503304 | Flowable and pumpable metallic-pigment semifinished product for the production of paints and lacquers A flowable and pumpable aqueous semifinished product of gassing stability for the production of paints and lacquers comprises water, a pre-stabilized metallic pigment and an anticorrosive pigment.... | 01/07/2003 |
| 6469120 | Water-stabilized organosilane compounds and methods for using the same The composition formed by mixing an organosilane, optionally having a nonhydrolizable organic group, but having one or more hydrolyzable groups, with a polyol containing at least two hydroxy groups, wherein at least any two of the hydroxy groups are separ... | 10/22/2002 |
| 6458887 | Method for preparing an aqueous polyacrylate emulsion for protecting metal surface against corrosion and pre-lubrication thereof and resulting emulsion The method includes the steps of: preparing an organic mixture of oil, monomers selected among acrylic acid--and methacrylic acid esters and at most 25% of an acrylic or methacrylic monomer having an acide, amide, amine or epoxy group; placing the mixture... | 10/01/2002 |
| 6432225 | Non-chromated oxide coating for aluminum substrates An improved process that is commercially practical for forming an oxide film cobalt conversion coating exhibiting corrosion resistance and paint adhesion properties on a substrate, where the substrate is aluminum or aluminum alloy, the process including t... | 08/13/2002 |
| 6395075 | Method of producing a water-repellent product, and product and method for waterproofing a surface of a building material The invention relates to the production and use of a water-repellent and impregnating product for surfaces of building materials. In order to be able to waterproof and impregnate building material surfaces in a relatively simple, economical and yet very r... | 05/28/2002 |
