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| Number | Title | Issue Date |
| 7393395 | Surface-treating agent for metal The present invention provides a surface-treating agent which improves heat resistance, adhesiveness to resin and solder wettability. The surface-treating agent for metal contains a tetrazole derivative represented by the following formula and/or a salt thereof,... | 07/01/2008 |
| 7367101 | Filler pipe A filler pipe for introducing a fuel from a fuel inlet to a fuel tank. Connected to the filler pipe 10 is a bracket 14, which has a cross-section of a “hat” shape and is constructed by bottom wall portions 14-1 located at its ends and... | 05/06/2008 |
| 7318968 | System and method for forming a low temperature cured ceramic coating for elevated temperature applications A method for forming an elevated temperature durable coating on a surface of a substrate includes applying an aqueous slurry comprising lithium silicate, sodium silicate, potassium silicate, zirconia powder, a fibrous agent, and a magnetic powder to a surface of a s... | 01/15/2008 |
| 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 |
| 7186305 | Process for improving the adhesion of polymeric materials to metal surfaces A process is described for treating metal surfaces with a composition comprising an oxidizer, an acid, a corrosion inhibitor, an unsaturated alkyl substituted with an aromatic or non-aromatic cyclic groups, and optionally but preferably a source of adhesion enhancin... | 03/06/2007 |
| 6995484 | Coating compositions for electronic components and other metal surfaces, and methods for making and using the compositions A method is disclosed for providing inorganic and/or organic coating compositions onto rotor cores to eliminate soldering during aluminum injection. These coatings can also be applied upon electric motor rotors and/or stators laminates as well as other electronic co... | 02/07/2006 |
| 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 |
| 6562149 | Solution and process to pretreat copper surfaces The invention concerns processes and solutions for the preliminary treatment of copper surfaces which are subsequently to be firmly bonded to organic substrates. The solution is used, in particular, for firmly bonding laminated multilayered printed circui... | 05/13/2003 |
| 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 |
| 6383272 | Process for improving the adhesion of polymeric materials to metal surfaces A composition and process are described which are useful in treating metal surfaces, which composition comprises an oxidizer, an acid, a corrosion inhibitor, an organic nitro compound and, optionally, a benzotriazole with an electron withdrawing group in ... | 05/07/2002 |
| 6379474 | Phosphating method accelerated by N-oxides An acidic aqueous phosphating solution is presented having 0.2 to 3 g/l of zinc ions, 3 to 50 g/l of phosphate ions expressed as PO4-3, and 0.05 to 4 g/l of an organic N-oxide containing a saturated, unsaturated or aromatic 5- or 6-m... | 04/30/2002 |
| 6248701 | Aqueous metal coating composition and process with reduced staining and corrosion A combination of sulfur-free azoles, preferably benzotriazole and tolyltriazole, with sulfur-containing azoles, preferably 2-mercaptobenzothiazole or mercaptobenzimidazole, prevents discoloration, staining, or corrosion of metal surfaces being coated with... | 06/19/2001 |
| 6146473 | Metal surface treatment composition containing an acrylic resin comprising a n-heterocycle ring, treatment method, and treated metal material A metal surface treatment composition which can improve the corrosion resistance and the tight adhesion to coating films and impart slipperiness. The composition is an aqueous solution, dispersion or emulsion containing both an acrylic resin having nitrog... | 11/14/2000 |
| 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 |
| 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 |
| 6001156 | Corrosion inhibition method and inhibition 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... | 12/14/1999 |
| 5964928 | Protective coatings for metals and other surfaces Compositions and processes are disclosed for producing improved environmental protection, corrosion resistance and improved paint adhesion for metals e.g., ferrous, aluminum, or magnesium alloys, as well as other substrates upon contact. The compositions ... | 10/12/1999 |
| 5960251 | Organic-metallic composite coating for copper surface protection Copper-containing surfaces of substrates such as laminated electronic circuit boards are protected by organometallic coatings comprising organic compounds selected from the group consisting of benzimidazoles, alkylimidazoles, benzotriazozles and alkyltria... | 09/28/1999 |
| 5951747 | 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... | 09/14/1999 |
| 5863464 | Methods of inhibiting corrosion using halo-benzotriazoles The use of halo-benzotriazoles as corrosion inhibitors in aqueous systems is disclosed. Halo-benzotriazoles such as chloro-tolyltriazole and bromo-tolyltriazole were found to be more effective corrosion inhibitors than tolyltriazole in the presence of chl... | 01/26/1999 |
| 5853890 | Water-based coating composition The present invention relates to a water-based coating composition suited for surface treatment of the metal sheets or plates to be used in building materials, household electric appliances, automobiles and so forth. The object of the present invention is... | 12/29/1998 |
| 5772919 | Methods of inhibiting corrosion using halo-benzotriazoles The use of halo-benzotriazoles as corrosion inhibitors in aqueous systems is disclosed. Halo-benzotriazoles such as chloro-tolyltriazole and bromo-tolyltriazole were found to be more effective corrosion inhibitors than tolyltriazole in the presence of chl... | 06/30/1998 |
| 5753740 | Water-based coating composition The present invention relates to a water-based coating composition suited for surface treatment of the metal sheets or plates to be used in building materials, household electric appliances, automobiles and so forth. The object of the present invention is... | 05/19/1998 |
| 5749946 | Anticorrosive pigment preparation containing metal oxide-coated platelet adjuvant A pigment preparation comprising (i) 10-80% by wt. of a platelet-shaped substrate coated with a metal oxide, and (ii) 20-90% by wt. of an active pigment.... | 05/12/1998 |
| 5750053 | Corrosion inhibitor for reducing corrosion in metallic concrete reinforcements A corrosion inhibitor formulation for use in reinforced concrete structures, the inhibitor reducing the rate of corrosion in metallic reinforcing rods placed within the structures. The formulation comprises a mixture of alkali metal glucoheptonates and al... | 05/12/1998 |
| 5746813 | Surface protection material for printed circuit board and process of forming surface protection films The surface protection material for printed circuit boards disclosed is one in which a compound having a benzimidazole derivative as an effective component is adjusted to pH range from 1 to 5 with a salt-forming acid and which is an aqueous solution whose... | 05/05/1998 |
| 5643493 | Coolant inhibitor concentrate The invention described herein is a corrosion inhibitor concentrate, and a method for preparation thereof, which may be formulated free of nitrites, nitrates, amines, and phosphates. The inhibitor concentrate is a "single part" synergistic combination of ... | 07/01/1997 |
| 5597514 | Corrosion inhibitor for reducing corrosion in metallic concrete reinforcements A corrosion inhibitor formulation for use in reinforced concrete structures, the inhibitor reducing the rate of corrosion in metallic reinforcing rods placed within the structures. The formulation comprises a mixture of benzoic acid, aldonic acid, and a t... | 01/28/1997 |
| 5591381 | Corrosion inhibiting compositions and methods The present invention provides corrosion inhibiting compositions and methods whereby protective coatings are formed on metal surfaces. The compositions are basically comprised of a corrosion inhibiting condensation reaction product enhanced by the presenc... | 01/07/1997 |
| 5578669 | Water-based polyurethane coating composition The present invention relates to a water-based coating composition suited for surface treatment of the metal sheets or plates to be used in building materials, household electric appliances, automobiles and so forth. The object of the present invention is... | 11/26/1996 |
| 5527854 | Hydrophilic surface-treating aqueous solution and hydrophilic surface-treating method using polyglutamic acid A hydrophilic surface-treating aqueous solution and a hydrophilic surface-treating method are provided to form a film which can maintain its hydrophilicity. The hydrophilic surface-treating aqueous solution contains as main components polyglutamic acid, b... | 06/18/1996 |
| 5439957 | Thermosetting coating composition A thermosetting coating composition suitable for use in the production of coated and precoated metals comprises (A) a thermosetting resin-hardener mixture which is a mixture of at least one base resin and at least one hardener, (B) an aluminum silicate co... | 08/08/1995 |
| 5435941 | Tobacco extract composition and method A method of extracting corrosion inhibiting constituents from tobacco comprises the steps of soaking tobacco in an aqueous solution under certain extraction conditions, followed by filtration to remove tobacco residue from the resultant aqueous tobacco so... | 07/25/1995 |
| 5316573 | Corrosion inhibition with CU-BTA A corrosion protecting film layer is formed on a non-passivating non-noble metal, such as cobalt, by placing the metal in a dilute solution of Cu+2 ions and benzotriazole (1 H-BTA). Exposure of the metal to a solution containing Cu+2... | 05/31/1994 |
| 5298059 | Anticorrosive coating composition An anticorrosive coating composition, comprising 0.05 to 20% by weight of melamine cyanurate, 5 to 30% by weight of a thermosetting resin, 0 to 20% by weight of a curing agent, and 40 to 95% by weight of a solvent (providing that the total amount of said ... | 03/29/1994 |
| 5288315 | Surface coatings An aqueous coating composition comprising a) an aqueous film-forming binder; and b) as corrosion inhibitor, a corrosion inhibiting amount of a product produced by reacting i) a mono- or di-aldehyde having the formula I: R--(CHO)1 or 2 ... | 02/22/1994 |
| 5279651 | Inorganic/organic inhibitor for corrosion of iron containing materials in sulfur environment An organic salt, 2,4 Diamino-6-mercapto pyrimidine sulfate, has been combined with oxysalts of group VB or IVB of the periodic table to provide inorganic/organic inhibitor formulations having excellent corrosion resistant characteristics.... | 01/18/1994 |
| 5211881 | Methods and compositions for treating metals by means of water-borne polymeric films Corrosion resistance of metals such as aluminum is promoted by contact with a formulation containing a solution of an acrylic polymer; a blocked water-soluble zirconium or zinc catalyst; a mixture of water and an organic solvent; and a corrosion additive ... | 05/18/1993 |
| 5110494 | Alkaline cleaner and process for reducing stain on aluminum surfaces An aqueous alkaline cleaner and a process are described for reducing the discoloration of aluminum surfaces treated with are aqueous alkaline cleaner compositions. The process comprises including in the aqueous cleaner composition, an effective amount of ... | 05/05/1992 |
