Abstract: The present invention relates to an aqueous powder coating dispersion which can be prepared by processing the binder of the powder coating material and/or the crosslinker of the powder coating material or the entire powder coating material to give a powder by spray drying and then preparing an aqueous powder coating dispersion using the spray-dried powder. The present invention additionally relates to a process for preparing the aqueous powder coating dispersion and to the use of the powder coating dispersion, especially for the coating of automobile bodies.

Abstract: The present invention is to provide a repair coating process, the repair coating process consists of grinding the part of an intermediate coating surface to be repaired and then performing a repair coating of the ground part with a thermocurable organic solvent type repair paint (F) containing a neutralized product of a hydroxyl group-containing resin having an acid value of 5-100 mgKOH/g and a crosslinking agent in forming multilayer coating films by coating an electro-deposition paint (A) and an intermediate paint (B) and curing them by heating, then, after performing a repair coating on the intermediate coating surface, successively coating wet-on-wet a white type water base coat (C) a pearly base coat (D) and a clear coat (E), and then curing by crosslinking the films of the above-mentioned coats (C), (D) and (E) simultaneously through heating.

Abstract: A non-aqueous rinsing medium is disclosed, and a process for using same as a rinsing agent in a process for spray-coating of mass-produced substrates (such as automobile bodies) with frequent changes between at least one aqueous and at least one non-aqueous coating agent inside a spray-coating chamber, wherein with at least each change of coating agent the installations to be rinsed are rinsed automatically with the non-aqueous rinsing medium consisting of (a) 20 to 35% by weight of one or more N-alkyl pyrrolidones, (b) 20 to 35% by weight of butyl acetate and/or isobutyl acetate, (c) 10 to 20% by weight of one or more glycol ethers, which are water-miscible without miscibility gap, (d) 5 to 15% by weight of ethanol, propanol and/or isopropanol, (e) 10 to 20% by weight of one or more aliphatic C4-C7-ketones, (f) 0 to 5% by weight of one or more organic solvents conventionally used in coating agents, and (g) 0 to 5% by weight of one or more auxiliary agents, whereby components (a), (c) and (d) comprise

Abstract: The invention relates to a coated metal surface including, successive, at least one layer of polyurethane and at least one layer of thermoplastic polymer, it being possible for a binder to be placed between the polyurethane and the thermoplastic polymer. The invention is useful for covering pipers, electrical cables, telecommunication cables and stay wires.

Abstract: A process for coating a metal substrate includes: (a) applying a liquid basecoating composition to a surface of the substrate; (b) exposing the basecoating composition to air having a temperature ranging from about 10° C. to about 30° C. for a period of at least about 30 seconds to volatilize at least a portion of volatile material from the liquid basecoating composition, the velocity of the air at a surface of the basecoating composition being less than about 0.5 meters per second; (c) applying infrared radiation and warm air simultaneously to the basecoating composition for a period of at least about 30 seconds, the velocity of the air at the surface of the basecoating composition being less than about 4 meters per second, the temperature of the substrate being increased at a rate ranging from about 0.02° C. per second to about 0.4° C. per second to achieve a peak temperature of the substrate ranging from about 20° C. to about 60° C.

Abstract: A substrate is coated with a fluoropolymer non-stick coating comprising an undercoat and an overcoat, each containing fluoropolymer resin, said undercoat containing ceramic particles which extend from said undercoat, wherein said ceramic particles telegraph their presence through the overcoat, forming protrusions on the coating surface, to provide abrasion resistance to said coating by deflecting abrasion force away from the coating.

Abstract: A method of forming a composite coating having a polychromatic effect over a substrate is provided in which a first liquid basecoat material is exposed to air having a temperature of about 50° F. to about 90° F. (10-32.5° C.), a relative humidity of about 40% to about 80% and an air vilocity of about 20 FPM to about 150 FPM (0.10-0.76 m/s) at the surface of the first basecoat material for a peroid of about 10 to about 180 seconds. A second liquid basecoat material comprising effect pigment is then applied over the set first basecoat material by a bell applicator to produce the composite coating.

Abstract: A coating and method for a coating an implantable device or prostheses are disclosed. The coating includes an undercoat of polymeric material containing an amount of biologically active material, particularly heparin, dispersed therein. The coating further includes a topcoat which covers less than the entire surface of the undercoat and wherein the topcoat comprises a polymeric material substantially free of pores and porosigens. The polymeric material of the topcoat can be a biostable, biocompatible material which provides long term non-thrombogenicity to the device portion during and after release of the biologically active material.

Abstract: A highly dense chemically adsorbed film is formed by repeating the alternate process of adsorption reaction and washing. Adsorption reaction is directed by contacting the substrate surface, which has or is given an alkali metal or a functional group, with a chemical adsorbent, having halosilyl or alkoxysilyl groups at the end of molecules. An unreacted chemical adsorbent is then washed away from the substrate surface. The alternate treatment of adsorption reaction and washing is repeated, thereby covalently bonding a chemically adsorbed film to the substrate surface.

Abstract: A two step method or process for improving the adherence or bonding of a lubricious coating of a crosslinked polyurethane, polyurea or polyurethaneurea/PEO or PVP coating to a substrate surface, said two step method comprising a first step of subjecting said surface to a surface preparation which results in the treated surface being provided with a functional tie layer containing functional groups for reaction with functional groups of a reaction mixture to be applied in a subsequent second step, which upon curing forms a crosslinked polyurethane, polyurea or polyurethaneurea/PEO or PVP coating and a second step of applying to said tie layer said reaction mixture and curing the reaction mixture. A medical device resulting from the above-described two step method.

Abstract: A method of manufacturing a metal and polymeric composite article by the following steps. Droplets of spray deposited metal and spray deposited polymeric material are combined to form an article having the polymeric material interspersed within the metal. A carrier or form that shaped to receive the metal and polymeric layers is provided. The carrier may be made either stationary or movable. Layers of spray deposited metal and spray deposited polymeric material are applied atop the carrier. The spray deposited metal is between 90 and 95 percent by volume of the article. The polymeric layers do not completely cover the metal layers. Succeeding spray deposited metal layers contact bond to previous metal layers. The polymeric material between imbedded between the interconnected metal layers.

Abstract: A fiber filter, method of preparing the fiber filter, and method of treating a fluid stream with the fiber filter are disclosed. The fiber filter comprises an inert fiber matrix, water, and a substrate bound to the fiber matrix that is capable of oxidizing or neutralizing a contaminant. More specifically, the substrate bound to the fiber matrix is sodium bicarbonate, impregnated activated alumina, impregnated zeolite, or a mixture thereof. The impregnate is a permanganate salt, sodium bicarbonate, or a mixture thereof. Improved efficiency of removal of undesirable compounds such as hydrogen sulfide and sulfur dioxide from fluid streams is achieved.

Abstract: The present invention relates to a process for producing scratch-resistant coatings which comprises applying a coating composition which in the cured state has a storage modulus E′ in the rubber-elastic range of at least 107.6 Pa and a loss factor tan &dgr; at 20° C. of not more than 0.10, the storage modulus E′0 and the loss factor having been measured by dynamic mechanical thermoanalysis on homogeneous free films having a film thickness of 40±10 &mgr;m. The present invention additionally relates to the use of the process for producing multicoat finishes and also to coating compositions suitable for this process.

Abstract: This invention provides a thermosetting high solids coating composition comprising: (A) a copolymer prepared by polymerizing monomer components comprising (a) 30 to 50 wt. % of vinyltrimethoxysilane and/or vinyltriethoxysilane, (b) 5 to 15 wt. % of N-methylol(meth)acrylamide alkyl ether and (c) 35 to 65 wt. % of another polymerizable unsaturated monomer, (B) a hydroxyl-containing resin having a hydroxyl value of 10 to 200 mg KOH/g, and (C) a curing catalyst. This invention further provides a method for forming a topcoat using said composition. The composition of the invention achieves the following remarkable effects: it forms a coating film excellent in acid resistance and scratch resistance, and it is superior in storage stability and recoat adhesion.

Abstract: A method of treating a metal substrate by applying a first coating treatment solution of 0.1% by volume of at least one silane, wherein the silane consists only of a multi-functional silane having at least two trisubstituted silyl groups, wherein the substituents are individually chosen from the group consisting of alkoxy and acetoxy, and wherein the multi-functional silane has been at least partially hydrolyzed and wherein the first coating treatment solution has a pH of less than about 7.

Abstract: A method is provided for fabricating a self-lubricating bearing as a laminate of a metallic substrate and a series of raised structures formed integrally therewith and extending orthogonally therefrom. A fluoropolymer sliding or bearing layer is superposed with the substrate, with the raised structures embedded therein. The raised structures serve to hold the bearing layer in place to help prevent it from sliding along the surface of substrate during bearing operation. This anchorage to the substrate enables a relatively thick bearing layer to be utilized to relatively reduce tendency to creep. Alternatively, the structures provide a bearing fabricated according to the disclosed method having a relatively thin load bearing layer with a relatively constant friction coefficient over its life, with the structures acting as thermal and electrical bridges for relatively high heat and electrical conductivity between the substrate and a supported article such as a rotating shaft.

Abstract: A low friction, low contact resistance coating for electrical terminal members, especially members made of copper base alloys and low carbon steel alloys and plastics, is formed of a coarse electroplate of tin or silver characterized by grains having an average dimension in the range of about 0.5 to 10 micrometers where such grains carry very small particles of polytetrafluoroethylene or the like having average diameters in the range up to about 0.30 micrometers.

Abstract: In a process for forming a mirror which includes sensitizing and activating a vitreous substrate, subsequently silvering the vitreous substrate to provide a silver coating thereon, and applying paint to the silver coating, the improvement including activating the vitreous substrate by contacting the vitreous substrate with a solution comprised of at least one ion selected from the group consisting essentially of bismuth (III), chromium (II), gold (III), indium (III), nickel (II), palladium (II), platinum (II), rhodium (III), ruthenium (III), titanium (III), vanadium (III) and zinc (II); and silvering the vitreous substrate by spraying a silvering solution onto a surface of the sensitized and activated vitreous substrate to form a silver coating on the surface, so that a mirror is formed which has no copper layer.

Abstract: The present invention is a method of measuring a gonio-spectral reflectance factor to establish a gonio-spectral reflectance factor database available for a personal computer by which a highly-fine realistic 3D computer graphics image can be formed. The method enables colorimetry in a reduced hours in fewer viewing directions compared to the conventional method by executing colorimetry in a plurality of viewing directions selected at random from all the directions that can be viewed by a goniospectrophotometer, said plurality of viewing directions being less than all the directions that can be viewed by the goniospectrophotometer.

Abstract: A non-chrome process for the pretreatment of substrate surfaces to simultaneously clean them and improve their bonding strength for organic coatings such as adhesives, protective primers, sealants, paints, composites and similar materials conventionally bonded to such substrates, including non-chromated or chromated curable organic resin protective coatings applied directly to bare aluminum substrates. The invention involves the use of novel wipe solvent compositions containing a major volume of an environmentally-safe volatile organic solvent which has a low composite vapor pressure or is otherwise exempt from federal, state or local regulations, and a minor volume of a polyfunctional coupling agent, preferably of the silane type.

Abstract: The present invention relates to several novel compositions and methods employing infrared radiation microwave radiation or high voltage polymerization for modifying the surfaces of materials to impart desired characteristics thereto. More particularly, the present invention relates to a method for modifying the surfaces of objects to increase the lubricity, hydrophilicity, hydrophobicity, or biofunctionality of the surface of the object.

Abstract: The present invention provides a process of a forming multilayer coating film characterized by that in a process of forming a multilayer coating film by successively coating with an undercoat paint (A), an intermediate paint (B) and a topcoat paint (C) on a substrate, (1) to use a liquid thermocurable paint containing 0.1-30 parts by weight of aluminium powder and 1-200 parts by weight of titanium oxide pigment per 100 parts by weight of a thermosetting resin composition and the hiding film thickness of its coating film being less than 25 &mgr;m as said intermediate paint (B), (2) to use a solid color paint, a metallic paint or an interference pattern paint as said topcoat paint (C), and (3) to coat said topcoat paint (C) after curing by heating of the coating film of said intermediate paint (B). By this process it is possible to make an intermediate coating film thinner and to form a multilayer coating film with excellent smoothness.

Abstract: A method for eliminating hoot noise in a bearing assembly (12) of an idler or tensioner pulley (10) includes applying a three component dry lubricating compound onto steel contact surfaces of the inner and outer raceways (14, 16) on which the ball bearings (20) ride, curing the compound to bond it to the contact surfaces, and pressure rolling the lubricating compound onto the surfaces. Pressure rolling fills voids (22) in the contact surfaces with particles of the lubricating compound and smoothes the surfaces thereby reducing friction. The dry lubricating compound has a very strong affinity for oil to attract and hold oil to provide an oil film which prevents metal to metal contact thereby eliminating hoot noise.

Abstract: The method for improving the corrosion resistance of reinforced concrete coated with a thermal spray coat of metals, especially of zinc or zinc alloys, is effected by electrically connecting said spray coat with the armour and additionally coating it with a polyurethane resin which is applied as a low-viscosity solution in organic solvents.

Abstract: A method of providing a lubricious hydrophilic coating on an intracorporeal medical device and the coated device produced thereby, wherein the coating is durable and highly lubricious when in contact with body fluids. In one embodiment, the coating comprises a polymerized base coat and a hydrophilic top coat, where the base coat has a binding component which binds to the hydrophilic compound of the top coat, and a grafting component which binds to the binding component and to the device. In another embodiment, the coating comprises a blend of a hydrophilic compound, a grafting component, and salt, wherein the polymerized grafting component contains uncrosslinked domains. The hydrophilic coating of the invention can be applied to a medical device with a polymeric surface such as a polymeric catheter, or a metal device coated with a polymeric primer.

Abstract: The present invention relates to a coating formulation for use in multicoat paint systems, which a) comprises as binder a water-dilutable polyurethane resin which has an acid number of from 10 to 60 and a number-average molecular weight of from 4000 to 25,000 and can be prepared by reacting with one another aa) a polyester—and/or polyether-polyol having a number-average molecular weight of from 400 to 5000 or a mixture of such polyester—and/or polyether-polyols, bb) a polyisocyanate or mixture of polyisocyanates, cc) a compound which has in the molecule at least one group which in reactive toward isocyanate groups and at least one group which is capable of forming anions, or a mixture of such compounds, and optionally dd) a hydroxyl—and/or amino-containing organic compound having a molecular weight of from 40 to 400, or a mixture of such compounds and at least partially neutralizing the resulting reaction product, and b) comprises pigments and/or fillers, the ratio of binder to pigment

Abstract: Processes for coating metal or polymeric substrates are provided which include the steps of: (a) applying a liquid basecoating composition to a surface of the substrate; (b) exposing the basecoating composition to air having a temperature ranging from about 10° C. to about 50° C. for a period of at least about 5 minutes to volatilize at least a portion of volatile material from the liquid basecoating composition, the velocity of the air at a surface of the basecoating composition being less than about 0.5 meters per second; (c) applying infrared radiation and hot air simultaneously to the basecoating composition for a period of at least about 2 minutes, the velocity of the air at the surface of the basecoating composition being less than about 4 meters per second, the temperature of the metal substrate being increased at a rate ranging from about 0.4° C. per second to about 1.2° C. per second to achieve a peak substrate temperature ranging from about 120° C. to about 165° C.

Abstract: In a process for overcoating a substrate having a cured primer coating with a curable topcoat which when cured is swellable by a stripping solvent, a non-volatile polar material is applied to the primed substrate from an aqueous liquid vehicle before coating with the topcoat. The polar material facilitates the removal of the topcoat from the primer by the stripping solvent, as is required for example when repainting aircraft. The polar material has sufficiently high affinity for the primer surface that it is not washed off the primer surface by water rinsing or by application of the topcoat paint.

Abstract: A fuser member comprising a support and coated thereon a fluorocarbon elastomer layer containing: (1) a silicon carbide filler and a cupric oxide filler; and/or (2) a silicon carbide filler treated with a silane coupling agent having a reactive functional group, the fuser member further having a functionalized polydimethylsiloxane release agent applied to the fluorocarbon elastomer layer in an amount sufficient to produce, upon incubation at elevated temperature, a surface having improved toner release properties on said outermost layer.

Abstract: This invention provides a paint composition which comprises a film-forming resin component comprising from 65 to 95 parts by weight of a hydroxyl-containing polyester resin (A) having a number average molecular weight of from 1,500 to 35,000, a glass transition temperature of from −30° C. to 60° C. and a hydroxyl value of from 3 to 100 mg KOH/g; and 5-35 parts by weight of a melamine resin crosslinking agent (B) which is a methylolated melamine resin whose methylol groups are alkyl etherified, at least 20% of the total number of methylol groups therein having been etherified with a C6-C12 alkyl group; and (C) 0.1 to 2.0 parts by weight, per 100 parts by weight of the total resin component, of a curing catalyst. The paint composition excels in popping resistance, and can form paint film of favorable hardness, formability, curability (solvent resistance) and adhesion.

Abstract: The invention provides a method of coating a substrate with first a layer of a chip resistant primer composition that has as a resinous portion a polyurethane polymer having a glass transition temperature of 0° C. or less and, optionally, a second component that has reactive functionality; and next with a layer of a thermosetting primer composition including a polyurethane polymer having a glass transition temperature of 0° C. or less, an acrylic polymer having a glass transition temperature that is at least about 20° C. higher than the glass transition temperature of said polyurethane polymer, and a crosslinking component that is reactive with at least one of the polyurethane polymer and the acrylic polymer; and finally with at least one layer of a topcoat composition.

Abstract: A process is described for increasing the adhesion of organic coatings to metal surfaces, particularly aluminum and aluminum alloys. The process involves the utilization of an adhesion promoting composition in conjunction with a chromating composition in treating the metal surface prior to application of the organic coating. The adhesion promoting composition comprises (i) 1,2-bis(beta-chloroethoxy)ethane, (ii) a glycol ether, (iii) an oxidizing acid and (iv) a nitro sulfonic acid.

Abstract: A printed circuit board includes insulating layers formed by impregnating a base material with a resin and a metal foil pattern formed on a desired layer of the insulating layers. Ions for forming a hardly soluble metal salt by combining with metal ions free from a portion of the board or a sulfur-containing compound for reacting with the metal ion are present in the insulating layer or on a surface of the metal foil pattern. Furthermore, a method for producing the printed circuit board includes any one of the steps of adding the ions or the sulfur-containing compound to the resin varnish, impregnating a base material with the solution of the ions or the sulfur-containing compound, or applying the solution onto the surface of the metal foil pattern, in order to allow the ions or the sulfur-containing compound to exist in the printed circuit board.

Abstract: The invention discloses a metallic coating method which is characterized by applying a dispersion formed by dispersing aluminum flakes which have been surface-treated with a C8-C18 alky ester of phosphoric acid in an organic solvent, onto an uncured coated surface of a paint-coated object, then applying onto the dispersion-applied surface a clear paint, and thereafter simultaneously curing these coating films under heating. According to this method, the aluminum flakes are oriented in parallel with the coated surface, enabling to form a metallic coating film which is white and excels in metallic luster (glittering effect) and furthermore exhibits strong flip-flop properties.

Abstract: A process for providing an outer layer on a supporting substrate including mixing an outer layer material with fluorinated carbon and zinc oxide to form a filled outer layer material, and providing at least one of the filled outer layer(s) onto the supporting substrate, where bleeding of contaminants to imaging members is decreased or eliminated.

Abstract: Coating composition suitable for multi-layer lacquerings, with a binder composition which comprises: A) 25 to 75 wt. % of carboxyl-functional (meth)acrylic copolymers and/or carboxyl-functional polyesters, the carboxyl functionality of which corresponds to an acid number of 15 to 300 mg KOH/g, B) 25 to 75 wt. % of epoxide-functionalized crosslinker resins, at least one of which is a (meth)acrylic copolymer which has been prepared co-using tert-butyl (meth)acrylate, C) 0 to 50 wt. % of polyols which have at least two hydroxyl functions in the molecule, D) 0 to 40 wt. % of components which crosslink with hydroxyl groups to form ethers, and/or of a crosslinking agent based on triazine, E) 0 to 40 wt. % of polyisocyanates, F) 0 to 50 wt. % of at least one organic polyanhydride with at least two cyclic carboxylic acid anhydride groups per molecule, G) 0 to 20 wt. % of reactive thinners with an epoxide function, H) 0 to 10 wt. % of one or more catalysts for the reaction of carboxyl and epoxide groups.

Abstract: Concrete strengthening members, particularly prestressing tendons such as strands of steel wire, are provided with a strongly adherent plastic coating which may be substantially impermeable for improved corrosion resistance, and/or which may have embedded therein abrasive or grit-form particles to provide improved bond with the concrete, and particularly to provide controllable bond transfer in prestressing tendons of the pre-tensioned type. The plastic coating preferably is applied electrostatically in powder form, and fusion bonded by heat. The abrasive can be applied by spraying during a viscous state of the heated resin, and can be varied as to size and spacing density so as to control the surface condition and the bonding effect. Fusion and curing heat may come from preheating of the member before application of the resin powder, which preferably is a heat curable, thermosetting epoxy. Coating thickness and grit application are readily variable to meet particular requirements.

Abstract: A tube product and improvement in the production of coating tubing, as most preferred, includes hot dip galvanize zinc coating of tubing, and before solidification of the zinc coating, clear coating of the tubing with organic polymer coating. The heat of the hot dip cures the clear coating, and the clear coating preserves a consistency and reflectivity of the zinc previously unseen in finished products. In additional preferred embodiments, organic polymer coatings are applied to zinc coated and uncoated tubing, and the organic polymer coatings are applied by electrostatic powder coating.

Abstract: A thermosetting composition comprising a co-reactable solid, particulate mixture of (a) polycarboxylic acid functional polymer, and (b) epoxy functional polymer, is described. The polycarboxylic acid functional polymer and epoxy functional polymer are each prepared by atom transfer radical polymerization and have well defined polymer chain architecture and polydispersity index of less than 2.5. The thermosetting compositions of the present invention have utility as powder coatings compositions.

Abstract: The invention relates to binders BM for one-component coating systems, comprising a polyurethane alkyd resin component (A) composed of: (a) from 5 to 50% by weight of a mixture of: (a1) from 90 to 30 parts by weight of an unsaturated C6 to C30 fatty acid containing at least two nonconjugated double bonds, and (a2) from 10 to 70 parts by weight of an is unsaturated C6 to C30 fatty acid containing at least two conjugated double bonds as esterified polymer side chains of the polyurethane alkyd resin component (A) and (b) from 95 to 50% by weight of polyurethane units as polymer main chains of the polyurethane alkyd resin component (A).

Abstract: A surface-treating method of of screw parts, which method consists of coating beforehand a liquid organic resin based coating composition capable of forming a film having a volume resistivity of 1014 &OHgr;·cm or more at normal temperature onto a thread of screw parts to be mounted onto an automobile body by welding prior to a coating step of the automobile body, followed by heating and drying.

Abstract: The present invention provides methods for forming composite coatings on substrates including the steps of: (A) applying an aqueous primary coating composition to at least a portion of a surface of a substrate, the primary coating composition including: (1) at least one thermosettable dispersion including polymeric microparticles having functionality adapted to react with a crosslinking material, the microparticles including: (a) at least one acid functional reaction product of ethylenically unsaturated monomers; and (b) at least one hydrophobic polymer having a number average molecular weight of at least about 500; and (2) at least one crosslinking material, to form a substantially uncured primary coating thereon; (B) applying a secondary coating composition to at least a portion of the primary coating formed in step (A) without substantially curing the primary coating to form a substantially uncured secondary coating thereon; and (C) applying a clear coating composition to at least a portion of the secondar

Abstract: A process involving the application of an aromatic oil-modified polyurethane coating with a softening agent to specifically prepared solid synthetic organic and natural organic formed substrate materials wherein the coating has the capability of receiving subsequently-applied coloring agents and adhesives.

Abstract: A new method for making patterned magnetic storage media with magnetic and substantially non-magnetic zones utilizes a selective oxidation processes. Selective oxidation is achieved by subjecting a magnetic layer to an oxygen plasma through voids in a patterned mask. A high resolution patterned mask is made by embossing and reactive ion etch processes. The method is used to fabricate patterned magnetic disks media with alternating magnetic and non-magnetic zones ranging from 10 to 1000 Nanometers in width. Magnetic storage disks produced by this method have high-bit densities, minimal topography and reduced signal noise.

Abstract: A method for forming a multi-layer metallic coating film, the method being a 3-coat system comprising the steps of applying the following coating compositions (A), (B) and (C) in this order to a metal substrate coated with a cationically electrodepositable coating composition; (A) an organic solvent-based thermosetting metallic first base coating composition which comprises a neutralized carboxyl-containing resin having an acid value of 5 to 100 mg KOH/g, an amino resin and a metallic pigment, the composition having a substrate-hiding power corresponding to up to 3% transmittance of light at a wavelength of 400 to 700 nm in a 15 .mu.m-thick cured coating film, (B) an aqueous thermosetting second base coating composition which has a transparency corresponding to 10 to 95% transmittance of light at a wavelength of 400 to 700 nm in a 15-.mu.m thick cured coating film, and (C) an organic solvent-based thermosetting clear coating composition.

Abstract: A method is provided for applying a two-part RTV silicone tie coat directly onto damaged foul release coating area on a metallic substrate to enable restoration procedures. The direct application onto aged epoxy or silicone surface of an effective amount of an aminoalkyltrialkoxysilane, such as .gamma.-aminopropyltrimethoxy-silane, in a two-part RTV silicone tie coat, has been found to provide cohesive failure results with directly applied two-part RTV silicone top coat. A treated metallic substrate is obtained thereby.

Abstract: The present invention provides a functional coated product having excellent adhesion properties of a coating to a substrate, hardly causing the deterioration of the substrate and the coating due to a photocatalyst, hardly having dirt because the smoothness of the surface coating is high, and having high photocatalytic action; a method for producing the same and the use thereof.The coated product of the present invention has the first coating layer comprising a cured coating made of an acryl-modified silicone resin coating material, which is formed on the surface of the substrate, and the second coating layer comprising a cured coating made of a functional coating material containing the photocatalyst, which is formed con the surface of the first coating layer. When producing such a coated product, the acryl-modified silicone resin coating material is applied to the surface of the substrate as the first coating layer and it is semi-cured.

Abstract: This invention relates to a process for the production of a multilayer lacquer coating on a substrate having an autophoretically coatable, metallic surface, in which a first priming coat of an autophoretically depositable coating composition is autophoretically deposited and then stoved and one or more subsequent coats are then applied by spraying, wherein the autophoretically depositable coating composition contains one or more constituents having an adhesion promoting action and/or wherein before one or more further coats are applied by spraying, the stoved priming layer produced by autophoretic deposition is physically and/or chemically treated and/or provided with an adhesion promoting coat.

Abstract: The invention relates to an aqueous coating material. The aqueous coating material comprises 5-95% by weight (based on the overall binder content) of a binder component a) and 5-95% by weight (based on the overall binder content) of a binder component b). The binder component a) is obtainable by free-radical polymerization of an aqueous dispersion of a polyurethane resin with ethylenically unsaturated monomers and in the presence of a water-insoluble initiator. The binder component b) is obtainable by polymerizing ethylenically unsaturated monomers in an organic solvent or in a mixture of organic solvents and in the presence of a polyurethane resin and converting the resulting binder component b) into an aqueous dispersion.

Abstract: A metallic coating composition is disclosed which contains bright pigments in the form of metal flakes produced by finely dividing a vapor-deposited metal layer. The metallic coating composition may be applied over a base coating layer. A clear topcoating layer may further be applied over the metallic coating layer.