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8057642 Method of corrosion prevention  
This invention relates to a process for reducing the corrosion rate of iron-containing vessels within an ethylene glycol distillation system. The inventive process includes the addition of an...
8043531 Surface conditioner and surface conditioning method  
The invention provides a surface conditioner which can prevent an aluminum alloy from stray current corrosion in chemical conversion treatment and reduce the difference between contact and...
8003013 Waterborne corrosion-resistant coating  
A waterborne thermoset cured anticorrosion formulation includes a water dispersed or emulsified phosphonated or water dispersed or emulsified sulfonated epoxy resin that is cured with a phenoxy...
RE42384 Corrosion resistant composition for treatment of concrete structures  
Water soluble materials, compositions and systems for use in treating concrete-containing materials and surfaces are disclosed. Treatment modalities that include addition of the disclosed...
7935274 Phosphonic acid and polyvinyl alcohol conversion coating  
Compositions for preparing coatings on metal substrates include a phosphonic acid, polyvinyl alcohol, an optional catalyst, and optionally an organo-functional silane. The catalyst may be a group...
7820076 Oleaginous corrosion and mildew-inhibiting composition  
The invention relates to an oleaginous mildew and corrosion-inhibiting composition, and the use of said composition to protect metal from corrosion and mildew. The composition comprises, in parts...
7811670 Coating compositions exhibiting corrosion resistance properties, related coated substrates, and methods  
Coating compositions are disclosed that include corrosion resisting particles such that the coating composition can exhibit corrosion resistance properties. Also disclosed are substrates at least...
7776233 Oleaginous corrosion resistant composition  
The invention relates to an oleaginous corrosion-inhibiting composition, and the use of said composition to protect metal from corrosion. The composition comprises, in parts by weight, from about...
7767111 Surface conditioner and method of surface conditioning  
A surface conditioner contains zinc phosphate particles of D50 of 3 μm or less and has a pH of 3 to 12, and also contains at least one of (1) carboxylate group-containing copolymers obtained by ...
7744775 Heat transfer fluid compositions for cooling systems containing magnesium or magnesium alloys  
In one embodiment, a corrosion inhibiting composition is formed by combining: (a) an inorganic phosphate; (b) a water soluble polyelectrolyte polymer dispersant; (c) a tri or tetracarboxylic acid;...
7513948 Autogenous healing of cracks in concrete structures  
Systems and methods for enhanced autogenous healing of cracks that are formed or are present in concrete-containing materials and surfaces are disclosed. Treatment modalities that include addition...
7513946 Chrome free and zinc-poor, anti-corrosive pigment mixture and method for the production and use thereof  
Chromium-free, low-zinc, corrosion-inhibiting pigment mixture (A) comprising (a1) 30% to 60% by weight of at least one calcium hydrogen phosphate pigment,(a2) 15% to 45% by weight of at least one...
7498090 Combination including corrosion resistant composition  
A combination includes a composition providing corrosion resistance for application to a post-construction material, and a post-construction material, wherein the composition is applied to at least...
7459102 Supramolecular oxo-anion corrosion inhibitors  
A corrosion inhibitor that includes several oxo-anion compositions useful for preventing the propagation of pit corrosion on aluminum and aluminum alloys. The oxo-anion compositions may include...
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...
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...
7407535 Corrosion resistant composition for treatment of concrete structures  
Water soluble materials, compositions and systems for use in treating concrete-containing materials and surfaces are disclosed. Treatment modalities that include addition of the disclosed...
7390847 Polymer derivatives for the treatment of metals  
A composition for the treatment of metal surfaces and for the deposition of metals or metal alloys on plastics surfaces contains a) at least one polymer as component A, composed of the structural...
7381252 Anti-corrosion additive composition for concrete compositions for use in reinforced concrete structures  
An anti-corrosive additive composition is provided that includes an alkali-based salt of dioic acid and a defoamer agent. The defoamer agent is generally selected from the group consisting of a...
7179403 Anti-corrosion solutions for air dehumidification systems  
Anti-corrosion solutions useful for air dehumidification processes are disclosed. Phosphonate corrosion inhibiting agents or mixtures thereof can be added to halide solutions of alkali metals,...
6953534 Engine antifreeze composition  
In general this invention relates to an antifreeze composition that can be used in the cooling systems of internal combustion engines, for example, in heavy-duty diesel engines, light duty trucks...
6913711 Corrosion inhibitors  
There is provided a cosmetic or topical composition for use on the human body having a phosphate compound in an amount effective to inhibit corrosion of metallic containers containing the...
6881279 High performance non-chrome pretreatment for can-end stock aluminum  
A chemically and thermally stable chromate free aqueous liquid treatment for metals, especially aluminum, that imparts corrosion resistance as good as that from conventional chromate containing...
6866797 Corrosion inhibitors and methods of use  
A class of quaternary ammonium compounds are found to be effective as corrosion inhibitors. These quaternary ammonium compounds may be used alone or in combination with additional components. For...
6846437 Ammonium polyphosphate solutions containing multi-functional phosphonate corrosion inhibitors  
A corrosion-inhibited fire retardant composition is provided that comprises at least one ammonium polyphosphate, at least one suspending agent, at least one phosphonate selected from a group...
6814885 Scale and corrosion inhibitors  
A scale and corrosion inhibitor for use in the treatment of water comprises at least one oxyalkylene unit and at least one phosphonate unit (e.g. a unit derived prom a mono- or di-phosphonic acid...
6805756 Universal aqueous coating compositions for pretreating metal surfaces  
A universal aqueous composition and a process for using such a composition for pretreating metal substrates is provided. The aqueous composition includes a hydroxy functional cyclic compound, such...
6780824 Emulsifier system, anti-corrosive and low-temperature lubricant emulsion  
Emulsifier system containing a) ethoxylates/propoxylates of fatty alcohols with 8 to 18 C atoms in the alcohol with 2 to 6 ethylene oxide units and 4 to 8 propylene oxide units, b) fatty alcohols...
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...
6733687 Hybrid supplemental coolant additive  
In general, this invention relates to supplemental coolant additive for use in cooling systems, for example, in diesel engine cooling systems. The supplemental coolant additive includes a C4-C6...
6624227 Phosphonic acid reaction products and use in coating compositions  
The invention provides an aqueous coating composition comprising nonionically and/or anionically stabilized film-forming polymers and metallic pigments and a compound which is the reaction product...
6579472 Corrosion inhibiting sol-gel coatings for metal alloys  
An anti-corrosive sol-gel that is a combination of an organometallic salt, an organosilane, and a borate, phosphate, or zinc functional component. The organosilane component may be selected from a...
6558619 High performance phosphorus-containing corrosion inhibitors for inhibiting corrosion drilling system fluids  
A corrosion inhibitor comprising a quantity of a phosphorylated oxyalkylated polyol at a pH of 5.0 or higher which produces a first level of corrosion loss in an oxygenated corrosive system under...
6508951 Low P type coolant composition  
A glycol-based coolant composition which provides an excellent metal corrosion inhibition despite its low phosphorus content is disclosed. The glycol-based coolant composition contains: (A)...
6447594 Strontium chromate corrosion inhibitor pigment with reduced solubility  
A process for producing a strontium chromate corrosion inhibitor includes the steps of providing an aqueous slurry containing dispersed particulate strontium chromate, adding to the slurry a...
6416712 Corrosion inhibition method suitable for use in potable water  
Effective corrosion inhibitors having minimal organic content, particularly suitable for use in municipal drinking water systems, are described. The corrosion inhibiting additive is a stannous salt...
6309477 Non-chromium pretreatment chemicals  
The present invention is relates to pretreatment chemicals metal materials to be painted containing at least one kind of sulfur-containing compounds and at least one of phosphorus ion-containing...
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 α-ω bis-functionalized substantially linear aliphatic, including fluoroaliphatic acids and metal salts thereof exhibit c...
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,...
6238594 Intumescent material  
An intumescent material includes a liquid carrier with a corrosion inhibitor, such as a coating forming material, expandable particulate graphite (flake graphite or lump graphite) and if desired a...
6176907 Anti-corrosion coating material  
Formulation for anti-corrosion coating materials, comprising (i) 3-30% by mass of a monomeric and/or polymeric, metal-free or metal-containing, chelate-forming compound, (ii) 10-80% by mass of a...
6162391 Scale inhibition agent and method for using same  
An agent for preventing scale formation and a method for preventing scale formation include a polymer which has at least 50% of N-vinyl formamide units or N-vinyl acetamide units and a phosphorus...
6099755 Method and composition for inhibiting scale and controlling corrosion in cooling water systems  
A method and composition for simultaneously controlling the deposition of scale and the formation of corrosion in a cooling water system comprising adding to the system a combination of (a) a water...
6071434 Phosphino derivatives  
The reaction of compounds of the formula: X2 O3 P CHY CZ2where Y and each Z are each H, PO3 X2, SO3 X or CO2 X (e.g. vinyl phosphonic acid or vinylidene diphosphonic acid) with hypophosphorous acid...
6024892 Anticorrosion and pH stable alkali metal halide solutions for air dehumidification  
Anticorrosion and pH-stabilized brine solutions useful for air dehumidification processes are disclosed. Inorganic and organic buffering agents or mixtures thereof can be added to halide solutions...
5863415 Control of naphthenic acid corrosion with thiophosporus compounds  
Corrosion of iron-containing metal surfaces in a hydrocarbon fluid having a temperature of from about 175° C. to about 400° C. and containing a corrosive amount of naphthenic acid is inhibited by a...
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...
5833881 Composition for inhibiting deposits in the calcination of fluxed iron ore pellets  
A stable aqueous solution comprising a water soluble salt of a magnesium compound, a surfactant and a calcium salt inhibitor is used to reduce deposits in kilns or furnaces used to make iron ore...
5779774 Rust inhibiting phosphate ester formulations  
Mixtures of alkylaromatic secondary phosphate and tertiary phosphate esters prepared by reaction of phosphonyl chloride and primary phosphonyl chlorides with alkylaromatic phenols are disclosed as...
5772893 Ether diphosphonate scale inhibitors  
The invention is a method for the prevention of scale formation on metal or other surfaces in contact with scale-forming industrial water with an effective scale-inhibiting amount of an ether...
Matches 1 - 50 out of 273 1 2 3 4 5 6 >