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| Number | Title | Issue Date |
| 7361632 | Water soluble glass as corrosion protector in dishwashing machines A zinc-containing, water-soluble glass composition comprising from 41 to 54 mole % of P2O5, 10 to 30 mole % of alkali oxides, up to 5 mole % of SO3 and up to 25 mole % of ZnO. ... | 04/22/2008 |
| 7220297 | Anti-corrosive pigments and method for making the same The invention relates to a paint and/or a coating composition including anti-corrosive pigment comprises a metal salt comprising a metal cation and an anion and a metal oxide or a metal hydroxide where the molar ratio of the total metal to the anion is in the range ... | 05/22/2007 |
| 7208054 | Concentrated solution for preparing a surface conditioner, surface conditioner and method of surface conditioning A concentrated solution (liquid concentrate) for preparing a surface conditioner, a surface conditioner (a treatment solution for preparing a surface), which have the excellent stability of dispersion and a method of a surface conditioning using this surface conditi... | 04/24/2007 |
| 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 |
| 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 |
| 6294006 | Anticorrosive and antifouling additive for paints and paint containing the same An anticorrosive and antifouling additive for paints, which is effective to protect structures such as steel ships and pipes from rust, and prevent the adhesion of marine organisms and algae to the structures used in seawater without adversely affecting t... | 09/25/2001 |
| 6267949 | Sunscreen composition The invention provides a sunscreen formulation including conventional UVB sunscreening agents and zinc oxide having an average particle size in the order of 150 to 800 nm. Preferably the zinc oxide used is pigment grade. Most preferably, zinc oxide prepar... | 07/31/2001 |
| 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 |
| 6010563 | Anticorrosive pigment composition and coating compositions containing the same A nontoxic anticorrosive pigment composition free from toxic heavy metals comprises a condensed phosphoric acid aluminum salt, typically aluminum dihydrogen tripolyphosphate, and magnesium silicate, typically magnesium hexasilicate. The anticorrosive pigm... | 01/04/2000 |
| 5938976 | 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... | 08/17/1999 |
| 5871668 | Corrosion resistant buffer system for metal products A system is disclosed for inhibiting the corrosion of ferrous and other metals by passivating the metals. The system includes novel buffered compositions which may be applied to metal products for preventing or retarding corrosion and methods for applying... | 02/16/1999 |
| 5858079 | Strontium borate pigment composition, method of making same, and processes of imparting anti-corrosive, anti-bacterial/anti-fungal and non-flammable properties to materials by using same The present invention provides a strontium borate pigment composition comprising particles of a strontium borate represented by the general formula (1): SrO. O3.γH.sub.2 O (1) (wherein O | 01/12/1999 |
| 5772740 | Passivation method and composition for galvanized metal surfaces Compositions and methods for passivating galvanized metal surfaces are disclosed. The addition of a paraffin wax, preferably emulsified with nonionic surfactants to commercial passivation treatment (chrome or non-chrome) enhances passivation.... | 06/30/1998 |
| 5749964 | Building material mixture A building material mixture for use in manual plasters, gun plasters and knifing fillers having reduced stickiness comprises at least one inorganic binder and a cellulose ether which has been treated with a hydrophobicizing agent.... | 05/12/1998 |
| 5747561 | Solid surface modifier A chemically stable solid surface coating modifier is provided by application to a substrate of a dispersion containing a highly dispersed hydrophobic powder, a silicon liquid, a solvent, and, optionally, an adhesive. The powder has been activated by alka... | 05/05/1998 |
| 5735939 | Pigment preparation for anti-corrosion coating material A pigment preparation for anti-corrosion coating materials, comprising (i) 3-40% by weight of a monomeric or polymeric, metal-free or metal-containing chelate-forming compound, preferably a phthalocyanine, (ii) 3-40% by weight of a material in flake form, preferabl... | 04/07/1998 |
| 5648158 | Method of protecting metal against corrosion and a vehicle including a structural member protected by the method in high temperature areas A vehicle including a structural member treated with a coating, the coating having imbedded therein refractory materials in areas where the structural member is subjected to high temperatures greater than 180 degrees Fahrenheit, the refractory materials b... | 07/15/1997 |
| 5494512 | Aluminum pigments Disclosed herein is an aluminium pigment comprising aluminium flakes, the surface of each aluminium flake being coated with a film of molybdic acid in an amount of 0.1 to 10% by weight in terms of Mo based on aluminium, which is further coated with a phos... | 02/27/1996 |
| 5482544 | Rust-preventive composition The disclosure describes a rust-preventive composition comprising a layered phosphate whose active hydrogen is reacted with ammonia in an amount of 20 to 80 mol % based on the total amount of hydrogen of the layered phosphate, and an amphoteric or basic o... | 01/09/1996 |
| 5482543 | Multipurpose, ecological water-paint A new and original water paint is disclosed, in liquid form, such as a milky emulsion, containing a low amount of water and comprising minerals, acetic acid solution, and other components. The new water paint has bactericidal, fireproof, transpiring, ecol... | 01/09/1996 |
| 5470613 | Composition and method of forming a black no-rinse conversion coating on metal surfaces A black, no-rinse conversion coating on metal surfaces is provided. The treatment of a metal such as aluminum or aluminum alloys with a composition of hexavalent chromium, an acrylic/itaconic modified styrene butyl acrylate polymer resin, a fluoacid, and ... | 11/28/1995 |
| 5441726 | Topical ultra-violet radiation protectants Disclosed are compositions for application to a surface to protect the surface from ultra-violet radiation, which include zinc oxide particles having a substantially rod shape.... | 08/15/1995 |
| 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 |
| 5409528 | Corrosion inhibitors for coatings A coating formulation containing as a corrosion inhibitor an effective amount of a tertiary or quaternary organo ammonium nitrite having a solubility such that it produces a concentration of nitrite ions in water of from about 1×10-6 mol per l... | 04/25/1995 |
| 5389140 | Electrodeposition paint composition An electrodeposition paint composition which contains a titanium oxide pigment coated with 1 to 10% by weight of an zinc compound in terms of metal zinc based on the titanium oxide. It is possible by use of the composition to form a coating film excellent... | 02/14/1995 |
| 5389139 | Nitro-substituted polymeric corrosion inhibitors for aluminum flake pigment A compound is described that is useful for metal surface modification, particularly aluminum flake pigment surface modification. The compound is a nitro-substituted polymeric composition. The polymeric compound includes a pigment interactive nitro-contain... | 02/14/1995 |
| 5336303 | Electrochemically active paint for cathodic protection of engineering structures An electrochemically active paint is disclosed which provides cathodic protection to metallic materials of construction. This paint incorporates high concentrations of conductive pigment materials in combination with both corrosion inhibiting agents and e... | 08/09/1994 |
| 5298148 | Electrodeposition paint compositions An electrodeposition paint composition which contains at least one lanthanum compound. When this composition is used, electrolytically deposited coating films exhibiting excellent corrosion resistance can be provided, without using rust inhibiting pigment... | 03/29/1994 |
| 5106415 | Protective coating composition and method of producing same A protective coating composition for metal articles comprising a flowable mixture of finely divided wax particles having a melting point in the range of 120° to 350° F. in a liquid oil. The composition can also contain finely divided particles of an ine... | 04/21/1992 |
| 5076842 | Architectural lead treatment A liquid composition for the surface treatment of architectural lead includes at least 10% by weight based on the total weight, of the composition, of an alkyd resin; a solvent for the alkyd resin; and from 1 to 10% by weight, based on the total weight of... | 12/31/1991 |
| 5066334 | Fungicidal and corrosion inhibiting paint pigments The present invention relates to a silica-coated calcium pyroborate pigment in particulate form and to its use as a corrosion inhibitor and film preservative in paints.... | 11/19/1991 |
| 5061314 | Products for treating surfaces Silica products obtained from trivalent metal e.g. Al compounds and silica can be used as corrosion inhibitors or adhesion promoters for organic coatings on surfaces by way of no-rinse or phosphating treatment or as pigments.... | 10/29/1991 |
| 5037478 | Corrosion preventive pigment comprising a phosphate source, a vanadium ion source, and optionally, a network modifier and/or a glassy material Disclosed is a corrosion preventive pigment consisting essentially of (a) a phosphorus compound which generates phosphate ions in the presence of water and oxygen, selected from the group consisting of a phosphorous pentoxide, an orthophosphoric acid, a conden... | 08/06/1991 |
| 4921540 | Corrosion inhibiting pigments based on zinc silicate their production and their use Corrosion inhibiting pigments on the basis of zinc silicate are produced from 35-65% by weight of ZnO, 15-35% by weight of SiO2, 5-20% by weight of B2 O3, and 1-20% by weight of WO3 which can be entirely or part... | 05/01/1990 |
| 4849297 | Article having a corrosion inhibiting coating Corrosion inhibiting calcium-containing amorphous precipitated silica is described. The silica is prepared by admixing simultaneously in a reactor aqueous alkali metal silicate, e.g., sodium silicate, acidifying agent, e.g., hydrochloric acid, and a water... | 07/18/1989 |
| 4846898 | Method of rendering aluminum base metal resistant to water staining A method of rendering an aluminum base metal surface resistant to water staining is provided which comprises providing an aluminum base metal surface and applying a stain resistant coating to the aluminum base metal surface, with the stain resistant coati... | 07/11/1989 |
| 4798627 | Dampening agent for offset printing Dampening agents or dampening agent concentrates for offset printing are disclosed which contain copper ions as corrosion inhibitors. Such dampening agents exhibit virtually no corrosive action on the offset printing machine parts with which they come int... | 01/17/1989 |
| 4778527 | Anti-corrosive composition for iron and steel surfaces and the use thereof for protecting the reinforcing steel bars of autoclaved light-weight concrete There is provided an anti-corrosive mixture for iron and steel surfaces which comprises (a) a mixture composed of 5 to 25% by weight (solid basis) of one or more kinds of aqueous emulsions or aqueous latices of styrene resin and 5 to 15% by weight (solid ... | 10/18/1988 |
| 4740393 | Coating composition containing a calcium phosphite and process for protecting a surface from corrosion A coating composition useful for increasing the corrosion resistance of a surface is provided. The composition comprises a coating material, a first anti-corrosive agent and a second anti-corrosive agent which is calcium phosphite. The composition may als... | 04/26/1988 |
| 4738720 | Anti-corrosive protective coatings A corrosion inhibiting pigment consisting essentially of a comminuted natural zeolite or a calcium-exchanged zeolite.... | 04/19/1988 |
