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| Number | Title | Issue Date |
| 8128744 | Aqueous coating composition, method for production of the same, and use thereof Water-based coating composition comprising at least one resin composition for a water-based coating composition and as a rheological assistant at least one polyamide and at least one acrylate thickener based on poly(meth)acrylic acid. ... | 03/06/2012 |
| 7354047 | Gasket material A gasket material to be mounted on an engine of a vehicle, including: a metal plate; a film made from silica and a reaction product of an acid component and metal or a metallic compound; and a rubber layer formed on at least one of opposite surfaces of the metal pla... | 04/08/2008 |
| 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 |
| 7306663 | Corrosion inhibitor A liquid corrosion inhibitor comprising a primary, secondary, tertiary or mixed amine complexing agent and a carboxylic acid complexing agent, and may further contain a pH adjusting agent and an antifreeze agent, which is capable of providing both short-term and lon... | 12/11/2007 |
| 7297191 | Biodegradable corrosion inhibitor composition A corrosion inhibitor composition includes between about 95 and about 99 percent by weight ammonium benzoate, and between 1 and about 5 percent by weight of silica. The composition may be water soluble for use in solution-based applications. ... | 11/20/2007 |
| 7264661 | 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... | 09/04/2007 |
| 7252705 | Zinc-rich water-based paint A zinc-rich water-based paint blends a binder and a chelating agent in a zinc slurry. The zinc slurry is blended in an amount of 61.7% by weigh. A potassium as the binder is blended in an amount of 30.0% by weight. A blending quantity of an ion exchange water is dec... | 08/07/2007 |
| 7175882 | Process for coating metal surfaces A protective coating is formed on a metallic surface by contacting the surface with an aqueous solution of fluorometallate followed by an aqueous solution containing vanadate ions. The process does not require the use of any organic substances, but provides a corros... | 02/13/2007 |
| 7166328 | Primer coating of steel A process for primer coating of steel which is intended to be fabricated and overcoated, in which process the steel is primer coated with a primer coating comprising a silica or silicate binder, wherein the binder comprises an aqueous silica sol or alkali metal sili... | 01/23/2007 |
| 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 |
| 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 |
| 6899769 | Composition and method for metal coloring process This invention is a method for forming a chemical conversion coating on ferrous metal substrates, the chemical solutions used in the coating and the articles coated thereby. By modifying and combining the features of two existing, but heretofore unrelated, coating t... | 05/31/2005 |
| 6899956 | Metal coloring process and solutions therefor This invention includes improvements to a method for forming a chemical conversion coating on ferrous metal substrates, to the chemical solutions used in the coating and to the articles coated thereby. A first oxidation applies a molecular iron/oxygen-enriched inter... | 05/31/2005 |
| 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 |
| 6712995 | Method for rehabilitative and/or protective corrosion-inhibition of reinforcing steel embedded in a hardened concrete structure by means of surface-applied corrosion-inhibiting compositions The present invention provides methods and compositions for the reduction of the corrosion rate of already corroding steel reinforcements embedded in a hardened concrete structure as well as for the protective corrosion inhibition of uncorroded steel reinforcements ... | 03/30/2004 |
| 6569264 | Surface-treating agent for magnesium-based part and method of surface treatment The present invention provides a corrosion inhibitor composition for magnesium or magnesium alloys which contains as an effective component, at least one compound selected from among aromatic carboxylic acids and salts thereof as an effective component. F... | 05/27/2003 |
| 6558796 | Aqueous coating compositions with phosphonic acid based compounds The invention is directed to gassing stabilized aqueous coating compositions comprising A) a metallic pigment and at least one reaction product of: (a) 5 to 95 weight percent of a at least one phosphonic acid derivative selected form compound I and II ##S... | 05/06/2003 |
| 6559204 | Autodepositable aqueous compositions including dispersed non-film-forming polymers An autodepositing liquid composition comprises dispersed non-film-forming polymer particles in addition to the dispersed film forming polymer characteristic of all autodepositing liquid compositions. Preferably, the non-film-forming polymer particles are ... | 05/06/2003 |
| 6540934 | Corrosion inhibited runway deicing fluid The present provides novel deicing and anti-icing compositions which are especially adapted for and are highly useful as deicing and anti-corrosion products, especially on many surfaces which require protection against icing and corrosion, such as airport... | 04/01/2003 |
| 6509101 | Silane coating for cooking utensils A silane coating (32) is provided which affords non-stick properties to a metal surface (20, 22) of a cooking utensil (10) and which can be provided with colorant (42) to impart a stable color appearance, including white, to the utensil (10). An easy repa... | 01/21/2003 |
| 6447589 | Method of producing a water-base resin composition for rust-preventive coating The present invention has for its object to provide a method of producing a water-base resin composition for rust-preventive coating which is suited for metal-coated steel panels, particularly galvanized steel panels, and despite the absence of chromium t... | 09/10/2002 |
| 6402990 | Method for rehabilitative and/or protective corrosion-inhibition of reinforcing steel embedded in a hardened structure by means of surface-applied corrosion-inhibiting compositions The present invention provides methods and compositions for the reduction of the corrosion rate of already corroding steel reinforcements embedded in a hardened concrete structure as well as for the protective corrosion inhibition of uncorroded steel rein... | 06/11/2002 |
| 6329067 | Chromating solution and chromated metal sheet In a chromating solution comprising a water-soluble chromium compound and a reducing agent and in which hexavalent chromium ions produced by dissolution of the water-soluble chromium compound have been partly reduced with the reducing agent to trivalent c... | 12/11/2001 |
| 6294262 | Composition and process for anticorrosive treatment of non-ferrous metal Disclosed is a composition and a process for anticorrosive treatment of the surface of non-ferrous metal. The composition is obtainable by treating an aqueous solution of CrO3 and an inorganic acid with phosphorous acid as a reducing agent unti... | 09/25/2001 |
| 6200672 | Surface-treated metal plate and metal surface treating fluid A surface treated metal sheet which is coated with a layer comprising, as main components, a complex and/or salt between a rare earth metal element and an organic compound having in the molecule one or more functional groups selected from among --O--, .db... | 03/13/2001 |
| 6200693 | Water-based liquid treatment for aluminum and its alloys A chromium-free water-based surface treatment liquid which contains from 0.01 to 50 g/l of a total of dissolved manganic acid, permanganic acid, and salt(s) thereof and from 0.01 to 20 g/l of a total of dissolved titanium compounds and has a pH of from 1.... | 03/13/2001 |
| 6190464 | Chromating solution and chromated metal sheet In a chromating solution comprising a water-soluble chromium compound and a reducing agent and in which hexavalent chromium ions produced by dissolution of the water-soluble chromium compound have been partly reduced with the reducing agent to trivalent c... | 02/20/2001 |
| 6190779 | Corrosion resistant coating containing and amorphous phase The disclosure relates to the forming mineralized coatings on metal surfaces and to methods of forming such coatings. The coating can include a wide range of compounds and normally at least a portion of the coating corresponds to an amorphous phase. The c... | 02/20/2001 |
| 6183547 | Environmentally acceptable inhibitor formulations for metal surfaces A composition for inhibiting corrosion of metal surfaces comprises permanganate and a very low concentration of chromium (VI). The concentration of chromium (VI) in the aqueous solution is less than about 100 micrograms per liter, and the concentration of... | 02/06/2001 |
| 6174461 | Concrete sealers with migrating corrosion inhibitors A concrete sealer material is provided containing a corrosion inhibitor which is free to migrate upon leeching from the concrete sealer. The inhibitor retards the rate of corrosion of reinforcements contained within the concrete, including metallic mesh, ... | 01/16/2001 |
| 6143420 | Corrosion resistant coatings containing an amorphous phase The disclosure relates to the forming mineralized coatings on metal surfaces and to methods of forming such coatings. The coating can include a wide range of compounds and normally at least a portion of the coating corresponds to an amorphous phase. The c... | 11/07/2000 |
| 6083309 | Group IV-A protective films for solid surfaces Compositions and processes are disclosed for producing improved electrical insulation, environmental protection, corrosion resistance and improved paint adhesion for metals; e.g., ferrous, aluminum, or magnesium alloys; as well as other substrates such as... | 07/04/2000 |
| 6077460 | Corrosion inhibition The invention relates to the use of at least one compound of general formula (I), ##STR1## in which R1, R2 and R3 independently of one another represent a hydrogen atom or an alkyl or alkenyl radical; R4 ... | 06/20/2000 |
| 6077885 | Chromate-free protective coatings The invention provides chromate-free coating mixtures, and coatings formed from these mixtures, that protect an underlying aluminum or aluminum alloy substrate from corrosion. The coating mixtures include a continuous phase selected from organic polymeric... | 06/20/2000 |
| 6071436 | Corrosion inhibitors for cement compositions Compositions and methods relating to cementitious compositions are provided. The addition of an amidoamine that is the reaction product of polyalkylenepolyamines and short-chain alkanedioic acids or reactive derivatives thereof to cementitious composition... | 06/06/2000 |
| 6060122 | Corrosion protective cleaning agent for tin-plated steel The invention concerns an aqueous corrosion-protective cleaning solution for tin-plated steel, in particular for tin-plated steel cans, the solution containing complex fluorides of the elements boron, titanium, zirconium, and hafnium; non-ionic surfactant... | 05/09/2000 |
| 6059867 | Non-chromate corrosion inhibitors for aluminum alloys A non-chromate, corrosion-inhibiting coating composition for metal surfaces includes at least one inhibitor selected from the group consisting of phosphates, phosphosilicates, silicates, and mixtures thereof, at least one inhibitor selected from the group... | 05/09/2000 |
| 5989322 | Corrosion inhibition method and inhibitor compositions The present invention provides a method and compositions useful for inhibiting corrosion of a corrodible metal resulting from contact of water and air with the metal. In this method, a stannous salt and a hydrocarbyl substituted succinimide of a polyethyl... | 11/23/1999 |
| 5985011 | Compositions and processes for remediating hardened cementitious materials Compositions for controlling damage to cementitious materials as a result of alkali-silica reactions (ASR) are provided. The compositions include a lithium containing material and a surface active agent. The compositions are capable of effectively deliver... | 11/16/1999 |
| 5968246 | Stabilized composition for treatment of metal surfaces An aqueous stabilized composition for the treatment of surfaces such as metals, particularly aluminum, comprises a tetraalkyl silicate or a monomeric or oligomeric hydrolysis product thereof, an inorganic passenger powder below 100 nanometer diameter such... | 10/19/1999 |
