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Patent Searching and Data


Matches 601 - 650 out of 9,117

Document Document Title
WO/2000/024499A1
The cross-flow filtration apparatus (10) comprises a filtration (50), a process zone (12) and a buffer zone (14). The retentate outlet means (20) of filtration means (50) is in fluid communication with the buffer zone (14) and the permea...  
WO/2000/008231A1
The invention relates to a method for the pretreatment of surfaces made of steel, galvanized steel and/or aluminium and/or alloys thereof. According to said method, in a first step the surfaces are phosphatized with a zinc phosphatizing ...  
WO/2000/006810A1
A method for multilayered coating, whereby hurdles for the item that is to be treated are guided for galavanic dip coating (2) through a tank in a separate circuit. Downstream from the tank, the hurdles are changed over (12) and the item...  
WO/2000/006808A2
A steel article has at least a part of a surface which is plated with a pre-treatment coating layer comprising at least 90 % zinc, plus cobalt, at least one trivalent or higher-valent metal, and at least one colloidal inorganic material....  
WO/2000/003070A2
Disclosed are improved electrodeposition bath compositions comprising a resinous phase dispersed in an aqueous medium, the resinous phase being comprised of an active hydrogen containing ionic electrodepositable resin and a curing agent,...  
WO/2000/003069A1
A method of sealing a surface of a metal such as magnesium or an alloy thereof, whether first anodised or not, by deactivating the outer surface using an agent not substantially destructive to any anodised surface that might be present a...  
WO/1999/061532A1
A process for applying two electrodeposited coatings, one on top of the other, to an electrically conductive substrate is provided. An electrically conductive first coating is applied to provide for corrosion resistance and a second poly...  
WO/1999/050480A1
A method for electrophoretic deposition of ceramic particles as a green body shaped as a dental appliance, the method comprising the steps of (a) forming a suspension of the ceramic particles in a first polar solvent, the ceramic particl...  
WO1999036597A3
The invention relates to an anodic electrophoretic coating method. According to said method, a coating agent used in an anodic electrophoretic bath is compensated with an under-neutralised anodic refill material, said refill material con...  
WO1999015715A3
A product (20, 21, 41, 60) comprised of a three-dimensional network of material is coated with a particulate support. The coating may be applied by an electrophoretic coating procedure to apply a particulate coating on the surface or int...  
WO/1999/036597A2
The invention relates to an anodic electrophoretic coating method. According to said method, a coating agent used in an anodic electrophoretic bath is compensated with an under-neutralised anodic refill material, said refill material con...  
WO/1999/035308A2
A method for forming a coating on aluminum by contacting the aluminum with water, at least one multifunctional polymeric organic acid, a monomer of an intrinsically conductive polymer and polymerizing the ICP monomer and forming aluminum...  
WO1999010565A3
A process for forming polymer films through electrochemical techniques utilizing electrolytes with include conductive polymer. The resulting polymer films are electrically conductive and corrosion and wear resistant. Polyamino-benzene (p...  
WO1999004064A3
The invention relates to a method for dip coating electrically conducting elements, like, for example, screws, nuts, shims or other small parts. In this method, the elements to be coated are positioned in, on or against a support element...  
WO/1999/022046A1
A method of brazing which includes deposition of brazing material by electrophoresis. Deposition is performed with a low viscosity, low surface tension bath comprising an alcohol, a nitroalkane, and a complex ionic solute. Brazing powder...  
WO/1999/020697A1
The invention concerns a method for forming a coat on conductive particles by grafting a polymer and/or a copolymer on said particles from a bath containing at least a monomer from which said polymer and/or copolymer is formed. The metho...  
WO/1999/016937A1
A method for maintaining a plurality of articles in spaced relationship with each other is described, comprising inserting an elongate member having an uneven external surface into an aperture in each article, and supporting the elongate...  
WO/1999/015715A2
A product (20, 21, 41, 60) comprised of a three-dimensional network of material is coated with a particulate support. The coating may be applied by an electrophoretic coating procedure to apply a particulate coating on the surface or int...  
WO/1999/015716A1
A method of controlling the final coating thickness of a diffused alumnide coating on a metal substrate. The method includes: (a) depositing an alumina-doped platinum-silicon powder onto a metal substrate, (b) heating the coated substrat...  
WO/1999/010565A2
A process for forming polymer films through electrochemical techniques utilizing electrolytes with include conductive polymer. The resulting polymer films are electrically conductive and corrosion and wear resistant. Polyamino-benzene (p...  
WO/1999/006158A1
The invention relates to a method for producing a three-dimensional substrate with a protective and decorative layered composite. According to said method, a priming layer which consists of a coating agent (I) and which is electrically c...  
WO/1999/003933A1
Electrodepositable coating composition bath is prepared and maintained to reduce the growth of bacteria in and around the bath. The composition has dispersed in an aqueous medium a resinous phase, said composition having a pH of at least...  
WO/1999/004064A2
The invention relates to a method for dip coating electrically conducting elements, like, for example, screws, nuts, shims or other small parts. In this method, the elements to be coated are positioned in, on or against a support element...  
WO/1999/002759A1
A method of polymer sealing an anodised or unanodised surface (whether of pure metal or an alloy) having a content of at least one of the group consisting of magnesium, beryllium, titanium, zirconium, hafnium, zinc and aluminium which in...  
WO/1998/056964A1
The invention relates to a method for treating an electrolyte used for electrophoretic painting. The electrolyte concentration of ions attacking the electrodes (3) is diluted by removing part of the electrolyte and by replacing the remov...  
WO/1998/048084A1
A method of electrophoretic deposition of a ceramic green body. A ceramic powder is optionally washed with a polar solvent such as deionized water, dried, and suspended in a polar organic solvent in a proportion of at least 20 % by weigh...  
WO/1998/046476A1
The invention concerns a method for treating a bicycle frame (1), consisting of hollow tubes welded together, with at least one step whereby it is held by a suspending zone, immersed in the treatment bath, removed therefrom and drained. ...  
WO/1998/030342A1
A magnetic conveyor system (10) for transporting ferromagnetic cans through an immersion or electro-immersion coating bath (14) includes a magnetic infeed conveyor (16), a magnetic coating conveyor (20) which includes an endless conveyor...  
WO/1998/023390A1
Method for the production of a multi-layer paint coating in which, according to the coil-coating method, a priming layer of a coating medium is applied to both sides of a coil made of sheetmetal and then burned in. Next, sheet metal part...  
WO/1998/011279A1
Electrodeposition of thin sensing polymers on microelectrodes, grown apparently to the same parameters, show wide resistance variations. Thicker films of more consistent resistance are too slow to respond, because of the time taken for t...  
WO/1998/011169A1
The invention concerns an aqueous electrophoretic enamel based on aqueous binder solutions and/or dispersions containing elemental silver and/or silver ions. The invention is characterized in that the aqueous electrophoretic enamel conta...  
WO/1998/010124A1
A process is disclosed for coating metal containers for foodstuffs and beverages. An electro-dipcoat is applied by electro-dipcoating on a ground coat which is applied by dip-painting or spray painting and is preferably pre-dried. The th...  
WO/1998/007795A1
An improved electrodepositable composition is provided comprising: (a) an active hydrogen-containing cationic resin electrodepositable on a cathode; (b) a capped polyisocyanate curing agent; and (c) an organotin-containing catalyst. The ...  
WO/1998/007527A1
In a process for applying a multilayered coat of lacquer, a priming layer, a base lacquer layer and one or more clear lacquer coatings are applied on a metallic surface that can be autophoretically coated. An intermediate layer can be ap...  
WO/1997/047396A1
A method for forming a multi-layer metallic coating, characteirzed by forming a metallic coating by the three-coating system wherein a first organic solvent-base, thermosetting metallic base coating composition (A) having substrate opaci...  
WO/1997/046628A1
The invention concerns a method of controlling the formation of foam during cationic electrophoretic coating. To that end, polyalkylene oxide compounds having a degree of water solubility of more than 50 parts by weight in 100 parts by w...  
WO/1997/046739A1
A method for creating a solid layer (36A or 52A) through which openings (38 or 54) extend entails subjecting particles (30) suspended in a fluid (26) to an electric field (EA) to cause a number of the particles to move towards, and accum...  
WO/1997/030796A1
The invention concerns a process for the multi-layered coating of substrates with an electrophoretic coating material and a powder coating material, at least one layer (2) of electrophoretic coating material being applied to the substrat...  
WO/1997/030194A1
A method of producing by electrophoretic deposition multi-layer, polyfunctional, catalyst members for use in catalytic converters having a plurality of suitably porous and adherent catalyst support coatings of substantially uniform thick...  
WO/1997/030193A1
Flexible metal foil catalyst members (7) suitable for use in catalytic devices for combustion engine emission control are prepared by electrophoretic deposition using an aqueous slurry (17) of catalyst support layer material and catalyst...  
WO/1997/019373A1
A method of manufacturing a color filter having a transparent electrode (3) on a transparent substrate (2), and a colored layer formed on the electrode and capable of transmitting light in a specific wavelength region. This manufacturing...  
WO/1997/017407A1
The invention concerns a process for producing wax-like coatings by electro-deposition from an ionically stabilized aqueous dispersion of wax and/or wax-like preparations on an electrically conductive substrate immersed in the dispersion...  
WO/1997/011211A1
The invention concerns a method of removing, by oxidation at the anode, the acid formed during the deposition of the paint coating in cathodic electro-dip coating, the anodes used being coated with a layer of ruthenium oxide, irridium ox...  
WO/1997/010371A1
The invention concerns an arrangement for electrophoretic enamelling by the 2-coat - 1-bake method, using a treatment bath for applying the base enamel, at least one subsequent rinsing bath before a treatment bath for applying the cover ...  
WO/1997/007170A1
The invention relates to a baking coating agent based on at least one binding agent selected from amino(meth)acrylate resins and/or epoxide amine addition compounds and having cationic groups and/or groups convertible into cationic group...  
WO/1997/003233A1
The invention pertains to a process for electrophoretically coating a carrier substrate. In the proposed process, an unsintered porous carrier substrate is used. This is electrophoretically coated, with subsequent sintering. During the s...  
WO/1996/038235A1
A process for multi-coat painting in which a first coating of an electrophoretically separable aqueous coating (I) is electrophoretically applied to an electrically conductive substrate and then baked, whereupon further coatings are appl...  
WO/1996/038234A1
A process for multi-coat painting in which a primer of an electrophoretically depositable aqueous coating agent (I) is electrophoretically applied to an electrically conductive substrate and then stoved, whereon a colouring and/or effect...  
WO1996026247A3  
WO/1996/027034A1
The phenomenon of "mapping" (surface defects) after electrophoretic painting over phosphate conversion coatings passivated with hexavalent chromium containing passivating compositions can be avoided or reduced by keeping the surface bein...  

Matches 601 - 650 out of 9,117