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7632453 |
Gas quenching method using a recycling facility
The invention relates to a gas quenching method of the type that makes use of (i) a quenching cell (V 1 ) which is intended to receive objects to be quenched with a quenching gas and (ii) a buffer...
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7585379 |
Surface treatment method for carbon steel screws embedded within anticorrosive wood, the associated surface structure and baking finishing formula
A baking finishing formula comprise metallic zinc, metallic nickel, metallic aluminum, polyethylene glycol, a silane, fluoride-containing surfactants, corrosion inhibitors and a mixed-type additive.
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7465495 |
Composite black oxide particle, method for producing same, black coating material and black matrix
Disclosed is a composite black oxide particle which is composed of oxide of cobalt, copper and manganese. The copper/cobalt molar ratio is 0.1-0.5, and the manganese/cobalt molar ratio is 0.2-1.0....
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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...
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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...
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7048822 |
Packaging material for polymer cell and method for producing the same
A polymer battery module packaging sheet includes, as essential components, a base layer ( 61 ), an aluminum layer ( 62 ), chemical conversion coatings ( 64 a, 64 b ) coating the opposite surfaces...
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7037385 |
Aqueous metal treatment composition
An aqueous metal surface treatment composition comprising the following ingredients:
(A) an aqueous dispersion of a phenolic resin that includes a reaction product of
(i) a phenolic...
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6946201 |
Chromium (VI)-free conversion layer and method for producing it
A chromium(VI)-free, chromium(III)-containing and substantially coherent conversion layer on zinc or zinc alloys presenting, even in the absence of further components such as silicate, cerium,...
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6835460 |
Dry-in-place zinc phosphating compositions and processes that produce phosphate conversion coatings with improved adhesion to subsequently applied paint, sealants, and other elastomers
Excellent adhesion to subsequently applied paint or elastomer is obtained by coating a metal substrate with a phosphate conversion coating by contact with a liquid phosphating solution that...
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6821633 |
Non-chromate conversion coating compositions, process for conversion coating metals, and articles so coated
In at least one aspect, the invention relates to an entirely or substantially chromium-free conversion coating composition and process for conversion coating metal surfaces that provides corrosion...
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6802913 |
Composition and process for multi-purpose treatment of metal surfaces
A multipurpose treatment composition for metal surfaces comprises phosphate ions, fluorometallate ions, water soluble polymers containing substituted aminomethylene moieties bonded to benzene rings...
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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...
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6758916 |
Composition and process for treating metals
A chromium free conversion coating at least equivalent in corrosion protective quality to conventional chromate conversion coatings can be formed on metals, particularly cold rolled steel, by a...
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6720032 |
Pretreatment before painting of composite metal structures containing aluminum portions
In a process for the chemical pretreatment before painting of composite metal structures that contain aluminum or aluminum alloy portions together with steel, galvanized steel and/or...
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6677053 |
Surface-treated steel sheet and production method therefor
A surface-treated steel sheet includes a steel sheet, an Al—Zn-base alloy plating layer formed on the steel sheet, a chemical conversion film provided on the alloy plating layer, and a concentric...
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6656607 |
Method for anticorrosive coating and treatment of metal parts
The invention concerns a method for producing an anticorrosive coating for metal parts, free of chromium and chromium-based derivatives and in particular hexavalent chromium, preferably to be...
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6565671 |
Surface-treated steel sheet coated with chromate film for fuel tanks and method of fabricating the same
The present invention relates to a surface-treated steel sheet coated with a chromate layer having excellent corrosion resistance, fuel resistance and seam weldability, and a chromate solution used...
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6558480 |
Process and composition for conversion coating with improved heat stability
A conversion coating that does not substantially diminish the luster of a metal surface on which it is coated nor impair adhesion to the surface of lacquers and printing inks commonly used on...
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6554916 |
Treatment method for making heat exchanger hydrophilic and heat exchanger treated to be hydrophilic
A treatment method for hydrophilicity for a heat exchanger which can maintain the deodorizing property and hydrohilicity even after a long-time use, and a heat exchanger thus treated for...
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6537387 |
Corrosion protection for galvanized and alloy galvanized steel strips
A process for the corrosion protection of steel strips coated with zinc or zinc alloy, characterised in that the steel strips coated with zinc or zinc alloy are brought into contact with an aqueous...
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6514357 |
Composition for metal surface treatment and surface treated metallic material
A composition for metal surface treatment which comprises an aluminum ion, a magnesium ion, a manganese ion, a water-soluble organic resin, an acid and water; and a surface treated metal material...
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6508890 |
Method of enhancing the conductivity of a conductive surface
The present invention is drawn to a method of lowering the net resistivity of an interconnect by depositing a monomer layer upon an aluminum bonding pad, the treatment thereof to cross link the...
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6491766 |
Activated nickel screens and foils
A coating composition and process have been developed to provide an activated coating on nickel screen for use as cathodes in electrolytic cells for the generation of hydrogen and oxygen. Compared...
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6488989 |
Hydrophilicizing surfaces, especially aluminum
An especially effective hydrophilicizing treatment for solid surfaces, particularly those of conversion coated aluminum, is a liquid mixture of water, organic polymer molecules that include...
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6478885 |
Phosphating processes and products therefrom with improved mechanical formability
When a phosphate ester or a dispersed wax is added to a conventional liquid phosphate conversion coating composition, the resulting phosphate coating formed on a metal substrate has a lower...
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6464800 |
Visible chromium- and phosphorus-free conversion coating for aluminum and its alloys
A visible colored chromium- and phosphorus-free conversion coating can be formed on a metal surface by contacting it with an aqueous liquid composition that comprises an alizarine dye and a product...
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6447620 |
Water-based surface-treating agent for metallic material
A water-based surface-treating agent for metallic materials which gives a film highly satisfactory in corrosion resistance, blackening resistance, wet secondary adhesion to topcoatings,...
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6369149 |
Aqueous treatment process and bath for aluminiferous surfaces
An aqueous surface treatment bath that has a pH from 2.5 to 4.5 and contains at least 0.1 g/L of orthophosphate ions, from 0.1 to 3 g/L of condensed phosphate ions, from 0.1 to 0.5 g/L of free...
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6362135 |
Catalyzed compositions and methods for use in vehicle surface anti-icing and other applications
This invention discloses novel catalyzed surface composition altering formulations and methods and catalyzed surface coating formulations and methods, which contain one or more catalysts, along...
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6342554 |
Surface treatment agent for steel material
Disclosed herein is a surface treatment agent for steel, characterized in that, said agent contains 0.1-15% by mass of chromium sulfate and 10-40% by mass of a binder resin containing butyral resin...
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6309478 |
Aqueous gel compositions and use thereof
The disclosure relates to aqueous-based gels and, in some cases, usage of such gels to impart corrosion resistance to steel and/or zinc containing surfaces, e.g., galvanized steel. The gel...
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6306226 |
Process for surface-treating an aluminum-containing metal
An aluminum-containing metal material for, for example, a heat-exchanger for motorcars is surface-treated by chemically etching an Al-containing metal material surface, forming a first protective...
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6287394 |
Anti corrosion treatment of metal coated steel having coatings of aluminium, zinc or alloys thereof
The present invention relates to a method for treating a surface of zinc or of an alloy of zinc and aluminum, said method comprising the step of treating said surface with an aqueous solution...
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6287704 |
Chromate-free conversion layer and process for producing the same
A chromium(VI)-free, chromium(III)-containing and substantially coherent conversion layer on zinc or zinc alloys presenting, even in the absence of further components such as silicate, cerium,...
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6270589 |
Method of manufacturing resin coated aluminum alloy plates for drawn and ironed cans
A method of manufacturing a resin-coated aluminum alloy sheet for drawn and ironed cans, which coated sheet can be subsequently formed into a drawn and ironed can without its wall breaking, and...
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6267826 |
Process for producing resin-coated aluminum alloy sheet for drawn/ironed cans
A method of manufacturing a resin-coated aluminum alloy sheet for drawn and ironed cans, which can be formed into a drawn and ironed can free from its wall breaking and having enough strength as a...
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6258758 |
Catalyzed surface composition altering and surface coating formulations and methods
This invention discloses novel catalyzed surface composition altering formulations and methods and catalyzed surface coating formulations and methods, which contain one or more catalysts, along...
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6248181 |
Composition and method for hydrophilic treatment of aluminum or aluminum alloy
Here are provided a composition for hydrophilic treatment of aluminum or aluminum alloy which can form film having persistent corrosion resistance and hydrophilicity and not generating odor, and a...
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6248182 |
Mannich derivatives of epoxy-novolac resins and methods of using the same
Compositions and methods for treating substrates are disclosed. The compositions are generally described as epoxy-novolac resins containing a Mannich derivatized bisphenol side chain. The methods,...
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6241830 |
Non-chromium anticorrosive treatment
The present invention relates to an anticorrosive treatment including following steps (1) contacting a metal to be treated with an aqueous solution containing one or more kinds of compounds...
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6217674 |
Compositions and process for treating metal substrates
A composition for passivating a metal substrate is provided. The composition is prepared by mixing together: a) Group IIIB or IVB metal compound; and b) a reaction product of an epoxy...
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6149735 |
Chromate treatment bath composition and process for application to metals
A chromate treatment bath composition, afforded by the introduction, into an aqueous solution containing hexavalent Cr ions and trivalent Cr ions, of a nonionic-anionic composite surfactant that...
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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...
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6117251 |
No rinse zinc phosphate treatment for prepaint application
An aqueous solution and method for applying the solution to a metal surface form a zinc phosphate coating on the metal surface. The zinc phosphate coating minimizes corrosion and improves adhesion...
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6113709 |
Method of preparing a conductive bonding pad
The present invention is drawn to a method of lowering the net resistivity of an interconnect by depositing a monomer layer upon an aluminum bonding pad, the treatment thereof to cross link the...
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6110297 |
Aluminum alloy sheet with excellent formability and method for manufacture thereof
The invention provides an aluminum alloy sheet that has excellent formability, high coat-baking hardenability, excellent corrosion resistance, and is particularly suitable for external automobile...
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6096139 |
Triazinethiol-containing anticorrosive coating, anticorrosion treatment method, and anticorrosion treated metal materials
A solution and a process for non-chromium rust proof coating is disclose. The rust proof coating solution includes a composite of which the main components are an aqueous resin and water, with...
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6074495 |
Method for enhancing the corrosion resistance of chemical conversion coating aluminum
A method for treating aluminum to enhance corrosion resistance of its surface. The chemical conversion coating aluminum and aluminum alloys are exposed to an aqueous PU solution to form a PU film...
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6071435 |
Composition and process for treating a zinciferous surface
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6040054 |
Chromium-free, metal surface-treating composition and surface-treated metal sheet
A chromium-free composition for treating metal surface comprising (a) a hydroxyl group-containing organic resin, (b) a phosphoric acid and (c) at least one of ions and compounds of at least one...
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