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Class 148/247 - Contains an atom of hafnium, titanium or zirconium (excludes activating composition)


Subclass of Class 148 - Metal treatment
Definition: Subject matter wherein the reactive liquid coating composition
No. of patents: 235
Last issue date: 01/17/2012


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NumberTitleIssue Date
8097093Methods for treating a ferrous metal substrate
Disclosed are methods for treating and coating a ferrous metal substrate, such as cold rolled steel, hot rolled steel, and electrogalvanized steel. These methods include contacting the ferrous metal substrate with an aqueous pretreatment composition comprising: (a) ...
01/17/2012
8092617Composition and processes of a dry-in-place trivalent chromium corrosion-resistant coating for use on metal surfaces
Corrosion resistant coatings are formed on aluminum by contacting with aqueous solutions containing trivalent chromium ions and fluorometallate ions, the solutions being substantially free of hexavalent chromium. Trivalent chromium films formed on the aluminum surfa...
01/10/2012
8075708Pretreatment method for coating
It is an object of the present invention to provide a pretreatment method for coating, which does not limit a coating method, places a less burden on the environment and can apply good chemical conversion treatment to all metals such as iron, zinc, aluminum and so o...
12/13/2011
7879157Method for pretreating the surfaces of weld parts of aluminum or alloys thereof and corresponding weld parts
Described here is a method for pretreating the surfaces of weld parts of aluminum or alloys thereof, and weld parts produced with said method. Prior to welding, the weld parts are subjected to a treatment (17) in an acidic, aqueous solution, wherein the acidi...
02/01/2011
7815751Zirconium-vanadium conversion coating compositions for ferrous metals and a method for providing conversion coatings
The invention provides a method and composition for coating a ferrous metal surface with a zirconium/vanadium conversion coating which is substantially free of an organic film forming composition and tannins. The method is a low temperature method which contemplates...
10/19/2010
7575644Solution for treating metal surface, surface treating method, and surface treated material
A solution for treating a surface of an iron material includes (a) zirconium fluoride; (b) ion of a rare earth element and/or a compound containing a rare earth element; (c) a polyallylamine; (d) aluminum ion; and (e) free fluorine ion. Zirconium in the component (a...
08/18/2009
7531051Treating solution for metal surface treatment and a method for surface treatment
The present invention is the method for surface treatment of a metal material containing iron and/or zinc, containing component (A) and component (B); where (A) is a compound containing at least one metal element selected from the group consisting of Ti...
05/12/2009
7510612Chemical conversion coating agent and surface-treated metal
The present invention disclosure provides a chemical conversion coating agent which places a less burden on the environment and can apply good chemical conversion treatment to all metals such as iron, zinc and aluminum, and a surface-treated metal obtained using the...
03/31/2009
7422793Non-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 selected from cerium, praseodymium, terbium, or combinations thereof...
09/09/2008
7407711Non-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 selected from cerium, praseodymium, terbium, or combinations thereof, ...
08/05/2008
RE40406Process for coating and/or touching up coatings on metallic surfaces
A composition and method for coating and touching up a metal surface is provided. The composition contains from about 0.5 to about 240 millimoles per kilogram of a fluorometallate ion, from about 0.5 grams/liters to about 10 grams/liter of phosphorous-containing ino...
07/01/2008
7354047Gasket 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
7354890Cleaning composition and method
Cleaning compositions composed of specific amounts of carbonic acid and/or carbonate, hydrogen peroxide, aluminum fluoride and water are highly effective for cleaning electronic devices of resist, resist residues, titanium dioxide, aluminum oxide and silicon dioxide...
04/08/2008
7353863Method of surface treating aluminum alloy base body of heat exchanger and heat exchanger produced by the method
A method of surface treating an aluminum alloy base body of an heat exchanger which method enables an etching procedure to be carried out uniformly and quickly and a corrosion-resistant chemical conversion coating to be formed, is effected by pretreating the Al heat...
04/08/2008
7351295Cleaning and polishing rusted iron-containing surfaces
A method for cleaning and polishing a rusted iron-containing metal surface is disclosed. The metal surface is contacted with a composition containing fluorometallate anions of a Group IVB metal. ...
04/01/2008
7332021Coating composition
A coating composition comprising an aqueous mixture containing acid-stable particles and one or more fluoroacids. The amount of the acid-stable particles in the coating composition is from 0.005% to 8% by weight on a dry weight basis. The acid-stable particles can b...
02/19/2008
7314671Chromium(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, aluminum and borate, a corrosion protection of approx. 100 to 1000 h in t...
01/01/2008
7294362Aqueous agent for treating substrate, method for treating substrate and treated substrate
Water-based, substrate treatment compositions contain (A) at least one chitosan selected from chitosan and a chitosan derivative, and (B) a metal compound containing at least one metal selected from Ti, Zr, Hf, Mo, W, Se, Ce, Fe, Cu, Zn, V and trivalent Cr. In parti...
11/13/2007
7291217Non-toxic corrosion-protection pigments based on rare earth elements
A corrosion-inhibiting pigment comprising a rare earth element and a valence stabilizer combinded to form a rare earth/valence stabilizer complex. The rare earth element is selected from cerium, terbium, praseodymium, or a combination thereof, and at least one rare ...
11/06/2007
7282092Fire resistant glazings
Novel waterglass compositions comprise a zirconium containing anionic aggregate, preferably potassium zirconium carbonate or ammonium zirconium carbonate, in a quantity sufficient to provide at least 0.5% as zirconium metal. The compositions can be dried and/or gell...
10/16/2007
7282266Corrosion and alkali-resistant compositions and methods for using the same
A corrosion resistant, alkali resistant coating composition is disclosed. The composition comprises a binder comprising a reaction product of an epoxy-containing material and a phosphorus-containing material together with a curing agent. Aminoplasts, especially mela...
10/16/2007
7250193Pretreatment method for coating
It is an object of the present invention to provide a pretreatment method for coating, which places a less burden on the environment and can apply good chemical conversion treatment to all metals such as iron, zinc and aluminum. A pretreatment method for coat...
07/31/2007
7205042Laminate for use in armor of cell, and secondary cell
The present invention relates to a laminate for battery encasement comprising aluminum foil and an inner layer, wherein a resin film layer that comprises an aminated phenol polymer (A), a trivalent chromium compound (B), and a phosphorus compound (C) lies between th...
04/17/2007
7204871Metal plating process
A process for forming a coating on a metal substrate includes contacting the substrate with a molybdate solution having a pH of between 3.5 and 5 inclusive containing an acid with the proviso that the acid is not nitric acid. The substrate is contacted with the solu...
04/17/2007
7192501Method for improving crack resistance in fiber-metal-laminate structures
A method is provided for altering residual stresses in a fiber-metal-laminate structure. At least a first fiber laminate substrate layer having first and second surfaces is provided. At least a first outer metallic laminate layer having third and fourth surfaces is ...
03/20/2007
7175882Process 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
7156905Composition and method for treating magnesium alloys
The invention relates to a composition and method for treating a magnesium alloy. The inventive composition comprises an acid aqueous solution containing niobium pentoxide, a water-soluble cerium salt and, optionally, a zirconium salt and/or hydroflouric acid. Said ...
01/02/2007
7153348Hexavalent 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
7153411Method for cleaning and polishing metallic alloys and articles cleaned or polished thereby
A method of cleaning and polishing an alloy comprising at least one noble metal and at least one non-noble metal, the method including the steps of submerging said alloy in an electrolytic acidic bath comprising at least one chelating or complexing agent including s...
12/26/2006
7147897Weldable compositions comprising a conductive pigment and silicon and methods for using the same
A weldable coating composition is disclosed. The composition comprises a binder in which is dispersed a conductive pigment and a source of silicon. Enhanced corrosion protection is offered, without sacrificing weldability of the coating layer. The composition is app...
12/12/2006
7144599Hybrid metal oxide/organometallic conversion coating for ferrous metals
The ferrous metal chemical conversion coating is comprised of mixed oxides and organometallic compounds of aluminum and iron. A ferrous metal substrate is immersed for a period of time in a bath composition, at a temperature, at a pH, and at a concentration for each...
12/05/2006
7144637Multilayer, corrosion-resistant finish and method
The present invention provides a black, chrome-free, multilayer corrosion protection finish designed to meet extended corrosion properties. This corrosion-resistant finish is engineered to meet a minimum of 500 salt spray testing hours to white corrosion, and 1500 s...
12/05/2006
7141619Corrosion and alkali-resistant compositions and methods for using the same
A corrosion resistant, alkali resistant coating composition is disclosed. The composition comprises a binder comprising a reaction product of an epoxy-containing material and a phosphorus-containing material together with a curing agent. Aminoplasts, especially mela...
11/28/2006
7135075Corrosion resistant coating with self-healing characteristics
An aqueous solution for depositing an inorganic corrosion resistant coating on a metal substrate is disclosed. The aqueous solution comprises a film-forming agent, a supplemental anion, and a substrate activator. The film-forming agent is a vanadate salt that forms ...
11/14/2006
7105235Isotropic zero CTE reinforced composite materials
A reinforced composite material, having isotropic thermal expansion properties and a low coefficient of thermal expansion over at least the temperature range of from about 0° C. to at least about 150° C., which composite material comprises in combination a first c...
09/12/2006
7094657Method for protecting against oxidation of a conductive layer in said device
In a semiconductor device including a first conductive layer, the first conductive layer is treated with a nitrogen/hydrogen plasma before an additional layer is deposited thereover. The treatment stuffs the surface with nitrogen, thereby preventing oxygen from bein...
08/22/2006
7067861Device and method for protecting against oxidation of a conductive layer in said device
In a semiconductor device including a first conductive layer, the first conductive layer is treated with a nitrogen/hydrogen plasma before an additional layer is deposited thereover. The treatment stuffs the surface with nitrogen, thereby preventing oxygen from bein...
06/27/2006
7063735Coating composition
A coating composition comprising an aqueous mixture containing inorganic particles, a catechol compound, and one or more fluoroacids. The preferred fluoroacids are selected from fluorotitanic acid, fluorozirconic acid, fluorosilicic acid, fluoroboric acid, fluorosta...
06/20/2006
7049191Method for protecting against oxidation of a conductive layer in said device
In a semiconductor device including a first conductive layer, the first conductive layer is treated with a nitrogen/hydrogen plasma before an additional layer is deposited thereover. The treatment stuffs the surface with nitrogen, thereby preventing oxygen from bein...
05/23/2006
7041550Device and method for protecting against oxidation of a conductive layer in said device
In a semiconductor device including a first conductive layer, the first conductive layer is treated with a nitrogen/hydrogen plasma before an additional layer is deposited thereover. The treatment stuffs the surface with nitrogen, thereby preventing oxygen from bein...
05/09/2006
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