Methods of coating a substrate are provided. In an exemplary embodiment, a coating composition is applied to the substrate with a high transfer efficiency applicator to produce a coating layer, where the high transfer efficiency applicator and the substrate remain spatially separate while the coating composition is applied. The coating composition has a viscosity of from about 1,000 to about 1,000,000 centipoise when the coating composition is subject to a shear rate of about 0.1 reciprocal seconds (s-1). However, the coating composition is non-Newtonian such that a coating composition viscosity decreases when the shear rate is increased to the coating composition. The coating layer is impinged with a gas such that a coating layer surface moves upon impingement with the gas.
B05D 1/26 - Processes for applying liquids or other fluent materials performed by applying the liquid or other fluent material from an outlet device in contact with, or almost in contact with, the surface
B05D 3/04 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
Methods and systems for robotically painting an object are provided. In one example, the method includes providing a scanner-robot arrangement. The scanner-robot arrangement includes a 3-D scanner, a robot, and at least one processor. The object is detected and an area to be painted is determined with the 3-D scanner in communication with the at least one processor. An applicator is held offset from the area of the object with the robot in communication with the at least one processor. The applicator is in fluid communication with a paint source that contains paint. The applicator is moved relative to the area of the object with the robot in communication with the at least one processor while depositing the paint from the applicator onto the area of the object.
B05B 12/12 - Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material discharged, of ambient medium or of target responsive to conditions of ambient medium or target, e.g. humidity, temperature
B05C 11/06 - Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface; Control of the thickness of a coating with a blast of gas or vapour
B05D 3/04 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
G01B 11/24 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
G01S 17/88 - Lidar systems, specially adapted for specific applications
B05B 12/14 - Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials to a single spray outlet
B05B 13/04 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during operation
3.
METHOD AND SYSTEM FOR PRODUCING A PATH AND PAINTING AN OBJECT ALONG THE PATH
Methods and systems for robotically painting an object are provided. In one example, the method includes providing a scanner-robot arrangement. The scanner-robot arrangement includes a 3-D scanner, a robot, and at least one processor. The object is detected and an area to be painted is determined with the 3-D scanner in communication with the at least one processor. A robot path for painting the area is produced using the at least one processor. An applicator is held offset from the area of the object with the robot in communication with the at least one processor. The applicator is in fluid communication with a paint source that contains paint. The applicator is moved along the robot path with the robot in communication with the at least one processor while depositing the paint from the applicator onto the area of the object.
B05B 12/12 - Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material discharged, of ambient medium or of target responsive to conditions of ambient medium or target, e.g. humidity, temperature
B05C 11/06 - Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface; Control of the thickness of a coating with a blast of gas or vapour
G01B 11/24 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
G01S 17/88 - Lidar systems, specially adapted for specific applications
B05D 3/04 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
B05B 12/14 - Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials to a single spray outlet
B05B 13/04 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during operation
A method includes applying a coating composition to a substrate through a high transfer efficiency applicator, wherein the coating composition comprises a polyamide wax; wherein the coating composition has a wet film thickness of at least about 30 microns measured at about 45 degrees without visible sag after cure, wherein the viscosity measured at a shear rate of about 1 s-1 recovers, after a high shear rate of about 10000 s-1 is applied for about 20 seconds, to within about 95% of a steady state viscosity achieved at greater than about 100 seconds of continuous shearing at about 1 s-1, in less than about 5 seconds; and wherein the coating composition has a complex viscosity measured at a temperature of about 60ºC that is reduced to from about 60 to about 500 mPa-s when the complex viscosity measured at about 30ºC is from about 800 to about 8000 mPa-s.
B05D 1/26 - Processes for applying liquids or other fluent materials performed by applying the liquid or other fluent material from an outlet device in contact with, or almost in contact with, the surface
A nozzle plate defines at least one nozzle connected to the nozzle plate at a base, wherein the at least one nozzle has a height and a top having an inner width and an outer width, wherein a ratio of the height to the inner width is greater than 5, and wherein the nozzle plate comprises a borosilicate glass. The nozzle plate is formed via a method including providing a silicon wafer having a surface; providing a borosilicate glass wafer having a surface; etching the surface of the silicon wafer to form a plurality of trenches in the surface; anodically bonding the etched surface of the silicon wafer to the surface of the borosilicate glass wafer to form a two layer composite; heating the two layer composite at a temperature of at least about 750°C; and releasing the silicon wafer from the borosilicate glass to form the nozzle plate.
Coated substrates, methods of coating substrates, and coatings for substrates are provided. In an exemplary embodiment, a method for coating a substrate includes coating the substrate with a primer to form a primer layer, where the primer comprises a primer conductivity additive, a primer adhesion promotor additive, a primer binder, and primer volatiles. The primer layer is flash dried to reduce the primer volatiles to about 20 weight percent or less. The primer layer is coated with a total color coat layer prior to curing the primer layer, and then the total color coat layer and the primer layer are cured to form a cured substrate coating. The cured substrate coating has a substrate coating percent transmissivity of specified amounts or less at four different wavelength ranges, and the cured primer layer has a primer layer transmissivity less than that of the substrate coating percent transmissivity.
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
B05D 3/08 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by flames
7.
COATED GRAIN ORIENTED ELECTRICAL STEEL PLATES, AND METHODS OF PRODUCING THE SAME
Coated grain oriented electrical steel plates and methods of producing the same are provided. In an exemplary embodiment, a method includes producing molten steel with from about 2.5 to about 4 weight percent silicon, from about 0.005 to about 0.1 weight percent carbon, and from about 90 to about 97.5 weight percent iron. The molten steel is cast into a slab and then cold rolled into a plate having a surface. The plate is decarbonized using a decarbonization anneal, and then recrystallized using a recrystallization anneal to produce grain oriented electrical steel. A coating is applied overlying the surface, where the coating includes an organic radiation curable crosslinking agent and a photo-initiator. The coating is cured by exposing it to a radiation source.
Solvent-borne coating compositions and methods for forming coated substrates are provided. In one example, a solvent-borne coating composition includes a solvent(s), a colorant(s), a binder including one or more resins, a sag control agent, and a wax dispersion. The sag control agent includes urea crystals that are present in an amount of from about 0.5 wt.% to about 6 wt.% based on the weight of the binder. The wax dispersion includes ethylene vinyl acetate-based wax particles present in an amount of from about 3 wt.% to about 8 wt.% based on the weight of the binder. The solvent-borne coating composition has a non-volatile content of from about 11 to about 30 vol. % based on the volume of the solvent-borne coating composition.
C09D 5/36 - Pearl essence, e.g. coatings containing platelet-like pigments for pearl lustre
C09D 133/08 - Homopolymers or copolymers of acrylic acid esters
C09D 167/00 - Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
B05D 1/02 - Processes for applying liquids or other fluent materials performed by spraying
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
C08K 5/21 - Urea; Derivatives thereof, e.g. biuret
9.
CONTROLLED SURFACE WETTING RESULTING IN IMPROVED DIGITAL PRINT EDGE ACUITY AND RESOLUTION
A method is described for applying a coating composition to a surface of a substrate in a pattern utilizing a non-contact deposition applicator to increase edge acuity and resolution of the coating composition in the pattern. The method includes the steps of providing the substrate having the surface that comprises a non-porous polymer, applying a surface treatment to the surface in a pattern to form a patterned surface that has increased surface energy as compared to the non-surface treated surface, providing the coating composition including a carrier and a binder, providing the non-contact deposition applicator including a nozzle, and applying the coating composition to the patterned surface through the nozzle to selectively wet the patterned surface and form a coating layer disposed in the pattern and having increased edge acuity and resolution, wherein the coating layer has a wet thickness of at least 15 micrometers as applied.
Processor implemented systems and methods for matching color and appearance of a target coating are provided herein. A system includes a storage device for storing instructions, and one or more data processors. The data processor(s) are configured to execute instructions to receive a target image of a target coating. The data processor(s) are also configured to apply a feature extraction analysis process that divides the target image into a plurality of target pixels for image analysis.
Systems and methods for a sample database are provided, where the sample database is for matching a target coating. In one embodiment, the system comprises a sample database stored on a storage device. The sample database includes a sample coating formula and a sample image feature with at least one sample coating formula linked to at least one sample image feature. At least one sample image feature includes a spatial micro-color analysis that includes a value determined by a sample pixel feature difference between at least two sample pixels.
Coating adhesion promotors and methods of coating a substrate are provided. In an exemplary embodiment, a method of coating a substrate includes applying an adhesion promotor over a primer, where the primer overlies the substrate. The adhesion promotor includes water. A first colored coat is applied over the adhesion promotor, and the first colored coat is flash dried. Tape is applied in a pattern over the first colored coat prior to the first colored coat fully curing. A second colored coat is applied over the first colored coat and over the tape, and the tape is removed from the first colored coat prior to the first colored coat fully curing.
B05D 5/06 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
B05D 1/32 - Processes for applying liquids or other fluent materials using means for protecting parts of a surface not to be coated, e.g. using stencils, resists
13.
SYSTEMS AND METHODS FOR FORMULATION INFORMATION GENERATION
A system and method for automatically producing product mix and application information include a display for depicting a plurality of indicators arranged on a chart. A sensor is used for sensing one of the indicators positioned within the chart. A processor-based system retrieves from a database the mix and application information based upon the sensed indicator. The retrieved mix and application information is provided for mixing paint components.
A paint spray gun comprises a spray gun body; an air cap; and a hollow needle capable of assuming at least an open position enabling the passage of paint therethrough and a closed position; at least one air distribution channel for atomizing air; and at least one air distribution channel for fan air. A fluid spray single two stage nozzle includes first and second internal surfaces at first and second predetermined angles, respectively, with respect to a rotational axis of symmetry of the nozzle, wherein the first angled surface is proximate a forward opening of the nozzle, the second angled surface is aft of the first angled surface, the first angle is in a range of substantially 0.05 to thirty degrees, and the second angle ranges from substantially 0.1 to sixty degrees greater than that of the first angle.
A spray gun and a method for use thereof comprises a spray gun body, an air cap, a fluid spray nozzle having a fluid tip, a hollow needle, at least one air distribution channel for atomizing air, and at least one air distribution channel for fan air, wherein the fluid spray nozzle and the air cap are configured to direct an atomization airflow at an angle of 10 to 75 degrees, preferably 15 to 60 degrees, and more preferably of 30 to 45 degrees (relative to the coating composition jet) into composition jet, and the fluid spray nozzle and the air cap are configured to provide an atomizing air pressure to fan air pressure ratio (AA/FA) of 0.1 to 10, preferably 0.5 to 1.0, more preferably of 0.6 to 0.9, and still more preferably of 0.66 to 0.88.
A spray gun and a method for use thereof comprises a spray gun body; an air cap; a fluid spray nozzle having a fluid tip; at least one air distribution channel for atomizing air; and at least one air distribution channel for fan air, wherein the fluid spray. The fluid spray nozzle and the air cap are configured to direct an atomization air flow at an angle of substantially 10 to 70 degrees relative to the liquid coating composition jet, into the pre-atomized coating composition jet and produce an atomization air pressure to fan air pressure ratio of substantially 8.0 to 1.5.
Coating compositions for coil coating, methods for making such coating compositions and coil coating methods are provided. In an exemplary embodiment, a coating composition includes an aqueous carrier and a film-forming binder dispersed in the aqueous carrier. The film-forming binder contains an epoxy-amine adduct and a blocked polyisocyanate crosslinking agent. The film-forming binder has associated amine/acid groups until subjected to heat of at least about 165.5°C (330°F). The coating composition also contains a pigment and a grinding resin. The coating composition has a solids content of at least about 40 wt.% based on a total weight of the coating composition.
C08G 59/18 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
C08G 59/40 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the curing agents used
C09D 163/00 - Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
This invention relates to a coating composition, a method for coating of a metallic substrate as well as the use of a chain-extended aspartate prepolymer for improving the early hardness of the coating composition and in a two-component coating composition.
This invention relates to a coating composition, a method for coating of a metallic substrate as well as the use of the coating in a two-component coating composition.
C08G 18/73 - Polyisocyanates or polyisothiocyanates acyclic
C08G 18/75 - Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
A solvent borne brushable coating composition having improved sag resistance and process for using the same are provided. The composition includes a crosslinkable component having one or more polymers having two or more crosslinkable groups a crosslinking component comprising one or more crosslinking agents having crosslinking groups; and a sag control agent of polyurea in drying oil. When a layer a pot mix resulting from mixing of the crosslinkable and crosslinking components is brush applied over a substrate, it has high sag resistance, low brush drag while providing desired coating properties, such as high gloss and rapid cure even under ambient conditions. The solvent borne brushable coating compositions is well suited for use in automotive refinish applications as well as direct-to-metal industrial applications, such as construction and transportation equipment.
C09D 133/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
C09D 191/00 - Coating compositions based on oils, fats or waxes; Coating compositions based on derivatives thereof
C08L 91/00 - Compositions of oils, fats or waxes; Compositions of derivatives thereof
21.
RAPID DRYING LACQUERS CONTAINING IMPROVED RHEOLOGY CONTROL ADDITIVE
This invention relates to rapid drying lacquers that are particularly useful for automotive OEM refinish applications. The lacquer includes a novel graft copolymer with segmented (or block) arms as a replacement material for all or part of the cellulose acetate butyrate binder component. This invention is also directed to a process for producing coatings from the rapid drying lacquers. These lacquers are especially useful in providing chip and humidity resistant coatings, especially metallic effect coatings, having excellent adhesion and down flop or metallic effect.
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
C08F 265/06 - Polymerisation of acrylate or methacrylate esters on to polymers thereof
C08F 290/04 - Polymers provided for in subclasses or
C08F 293/00 - Macromolecular compounds obtained by polymerisation on to a macromolecule having groups capable of inducing the formation of new polymer chains bound exclusively at one or both ends of the starting macromolecule
C09D 151/00 - Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
C09D 153/00 - Coating compositions based on block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
C09D 155/00 - Coating composition based on homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups
This invention is directed to a spray gun comprising at least one air distribution channel for atomizing air and at least one air distribution channel for fan air, wherein a fluid spray nozzle and an air cap are configured, to direct an atomization airflow at an angle of 10 to 70 degrees, preferably of 30 to 45 degrees into the coating composition jet, and the fluid spray nozzle and the air cap are configured to provide an atomizing air pressure to fan air pressure ratio (AA/FA) of 0.1 to 10, preferably 0.5 to 1.0, preferably of 0.6 to 0.9, preferably of 0.66 to 0.88. The invention is also directed to the use of the spray gun for applying water-based coating compositions, in particular water-based clear coat coating compositions. The invention is also directed to a method for producing a coating layer over a substrate with a coating composition.
A62C 13/62 - Portable extinguishers which are permanently pressurised or pressurised immediately before use with a single permanently pressurised container
B05B 1/28 - Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with integral means for catching drips or collecting surplus liquid or other fluent material
The invention relates to a coating composition comprising (A) at least one polyaspartic acid ester, (B) at least one polyisocyanate cross-linking agent with free isocyanate groups and (C) at least one compound with at least one epoxy group and at least one alkoxy silane group and to the use of the coating composition as primer, primer surfacer, pigmented single stage top coat or clear coat coating composition, particularly in vehicle repair coating.
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
A process for producing a total match metric for matching color and appearance of a target coating and at least a specimen coating is provided. The total match metric (TMM) are produced based on color difference values (ΔE) at three or more color viewing angles, sparkle difference values (ΔS) at one or more sparkle viewing angles and flop difference value (Δf) between the target coating and the specimen coating using one or more linear functions, one or more non-linear functions, or a combination thereof. The total match metric can be used in producing matching coatings that match color and appearance of the target coating. The total match metric can be particularly useful for repair coating damages to vehicles.
A process for producing a dry coating layer over a substrate is provided. The process can comprise irradiating a radiation curable wet coating layer applied over the substrate with a high power mobile radiation device at a predetermined linear velocity along the surface of the substrate and at a predetermined curing distance. The mobile radiation device can produce radiation having peak radiation wavelength in a range of from 250 nm to 450 nm and can have a peak irradiation power in a range of from 0.5 W/cm2 to 10 W/cm2. The wet coating layer can be cured within a few seconds to a few minutes. The cured dry coating layer is free from curing defects. The process and the system disclosed herein can be used for vehicle coating refinish and repairs, especially for collision and cosmetic repairs of automobiles.
B05D 3/06 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
The invention provides a composition for fixing wound items, the composition comprising 5 to 97 wt% of at least one α,β-unsaturated polyester resin and/or α,β-unsaturated polyester imide resin comprising components of at least one α,β-ethylenically unsaturated mono-, di- and/or tricarboxylic acid, and/or its anhydride and/or ester, at least one polyol, at least one (meth)acrylic group containing component, possibly at least one mono-, di-, tri- and/or tetracarboxylic acid, which is not α,β-ethylenically unsaturated, and/or its anhydride and/or ester, and, in case of an α,β- unsaturated polyester imide resin, at least one imide having 5-membered cyclic imide moieties, in a ratio of the components, wherein at least one of the unsaturated mono-, di- and/or tricarboxylic acid and/or its anhydride and/or ester and/or the polyol and/or the mono-, di-, tri- and/or tetracarboxylic acid, which is not α,β-ethylenically unsaturated, and/or its anhydride and/or ester and/or, in case of the α,β-unsaturated polyester imide resin, the imide having 5-membered cyclic imide moieties comprises linear and/or branched aliphatic and/or cycloaliphatic moieties with more than eight (8) carbon atoms. The composition of the present invention provides low viscosities at high content of the α,β-unsaturated polyester resin and/or α,β-unsaturated polyester imide resin, low VOC resulting in low curing emissions and, further, provides excellent impregnation properties. After curing, these impregnation materials show a high toughness level combined with an excellent resistance to cracks.
C08L 79/08 - Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
H02K 3/30 - Windings characterised by the insulating material
C09D 167/06 - Unsaturated polyesters having carbon-to-carbon unsaturation
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
H01B 3/42 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes polyacetals
H01F 27/32 - Insulating of coils, windings, or parts thereof
27.
PROCESS FOR THE PREPARATION OF A POWDER COATING COMPOSITION
A process for the preparation of a powder coating composition includes: A) 30 to 99.5 wt% of at least one polyurethane resin as binder resin which is produced from an isocyanate component and an alcohol component comprising at least one α,ω-hydroxy organo functional polydimethylsiloxane, providing the powder coating composition a silicon content in a range of 0.2 to 5 wt%, the wt% based on the total weight of the powder coating composition, B) 0 to 70 wt% of at least one co-binder (cross-linking agent, hardener), and C) 0.5 to 60 wt% of at least one pigment, filler and/or coating additive, the wt% based on the total weight of the powder coating composition wherein the polyurethane resin is produced by reacting the isocyanate component and the alcohol component comprising the at least one α,ω-hydroxy organo functional polydimethylsiloxane with one another in substance or in the presence of a solvent and/or water.
A powder coating composition includes: A) about 30 to about 99.5 wt% of a polyurethane resin as binder resin which is produced from an isocyanate component and an alcohol component comprising a α,ω-hydroxy organo functional polydimethylsiloxane, providing the powder coating composition a silicon content (calculated as elementary silicon with molecular mass 28) in a range of about 0.2 to about 5 wt%, the wt% based on the total weight of the powder coating composition, B) 0 to about 70 wt% of a co-binder (cross-linking agent, hardener), and C) about 0.5 to about 60 wt% of a pigment, filler and/or coating additive, the wt% based on the total weight of the powder coating composition. The powder coating composition provides coatings with highly improved anti-graffity properties and can be used to provide additionally a stable self-cleaning effect of the coatings.
The present invention relates to a powder coating composition comprising 0.1 to 5 wt% of at least one polyurethane resin, the wt% are based on the total weight of the powder coating composition, wherein the at least one polyurethane resin is produced from an isocyanate component and an alcohol component comprising at least one α,ω-hydroxy organo functional polydimethylsiloxane and wherein the at least one polyurethane resin having a silicon content (calculated as elementary silicon with molecular mass 28) in a range of 5 to 35 wt%, the wt% are based on the weight of the polyurethane resin. The powder coating composition according to the invention based on the at least one polyurethane resin provides coatings with highly improved flow properties.
A process for preparation of a powder coating composition comprises 0.1 to 5 wt% of at least one polyurethane resin, the wt% are based on the total weight of the powder coating composition. The polyurethane resin is produced from an isocyanate component and an alcohol component comprising at least one α,ω-hydroxy organo functional polydimethylsiloxane. The polyurethane resin has a silicon content in a range of 5 to 35 wt%, the wt% are based on the weight of the polyurethane resin. The polyurethane resin is produced by reacting the isocyanate component and the alcohol component comprising the at least one α,ω-hydroxy organo functional polydimethylsiloxane with one another in substance or in the presence of a solvent and/or water. The powder coating composition provides coatings with highly improved flow properties.
A waterborne base coat composition comprising water, pigment(s) and resin solids consisting of 60 to 100 wt.% of binder solids and 0 to 40 wt.% of crosslinker solids, the binder solids consisting of 1 to 40 wt.% of a urethanized polyester/(meth)acryl copolymer hybrid binder having a hydroxyl number of 30 to 200 mg KOH/g and a carboxyl number of 8 to 50 mg KOH/g, and 60 to 99 wt.% of one or more further binders, the sum of the respective wt.% in each case equalling 100 wt.%.
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The present disclosure is directed to a system (1) for applying a waterborne coating composition to form a coating layer. The disclosure is particularly directed a system having dual water spraying devices (8, 10) for automatically introducing water into incoming air to produce a spray booth (2) having a target range of humidity level. The system of this disclosure is particularly useful for applying a waterborne coating composition having effect pigments in a low humidity and high temperature climate.
The invention is directed to water-based coating compositions comprising: A) at least one cross-linkable water-reducible binder having acid functional groups and functional groups with active hydrogen, B) at least one polyisocyanate cross-linking agent with free isocyanate groups, C) water and optionally at least one organic solvent, wherein the acid functional groups of the at least one water-reducible binder A) are at least partly neutralized with at least one neutralizing agent, said neutralizing agent comprising a monoamine having a secondary amino group attached to a tertiary carbon atom, wherein said monoamine is preferably a reaction product of at least one monoamine having a primary amino group attached to a tertiary carbon atom and a mono-epoxide, or a reaction product of at least one monoamine having a primary amino group attached to a tertiary carbon atom and a mono-unsaturated compound.
The present disclosure is directed to a liquid measuring system for producing one or more property values of a liquid. The system can comprise: a thin film device and one or more measuring devices for measuring said one or more property values. This disclosure is particularly directed to a system comprise a thin film device for producing a thin film of the liquid on a spinning disk. The system is particularly useful for measuring color and appearance properties of the liquid. The system can be useful for producing coating compositions.
The invention relates to water-based coating compositions comprising A) at least one water-dilutable polyurethane hybrid binder, obtained by polymerization of at least one polyurethane macromonomer, containing at least one lateral and/or terminal vinyl group, in the presence of at least one unsaturated monomer copolymerizable with the polyurethane macromonomer, B) optionally at least one curing agent, and C) at least one pigment, characterized in that, the at least one polyurethane macromonomer is based on at least one polyhydroxyl compound, said polyhydroxyl compound comprises at least 50 % by weight of at least one polycarbonate polyol, which is liquid at 20C, the % by weight are based on the total amount of the polyhydroxyl compound.
The invention relates to a process for multilayer coating of substrates comprising the steps: 1. applying a base coat layer of a water-based colour- and/or special effect-imparting base coat composition onto an optionally pre-coated substrate, 2. applying a clear coat layer of a transparent clear coat composition onto the base coat layer and 3. curing the clear coat layer applied in step 3, wherein the water-based colour- and/or special effect-imparting base coat composition comprises: A) at least one water-dilutable polyurethane hybrid binder, obtained by polymerization of at least one polyurethane macromonomer, containing at least one lateral and/or terminal vinyl group, in the presence of at least one unsaturated monomer copolymerizable with the polyurethane macromonomer, B) optionally at least one curing agent, and C) at least one pigment, wherein the at least one polyurethane macromonomer is based on at least one polyhydroxyl compound, said polyhydroxyl compound comprises at least 50 % by weight of at least one polycarbonate polyol, which is liquid at 20C, the % by weight are based on the total amount of the polyhydroxyl compound.
The present disclosure is directed to a process for measuring one or more property values of a wet thin film of a liquid. The process is particularly directed to a process using a system comprising a thin film device and one or more measuring devices for measuring the one or more property values. This process is particularly useful for measuring color and appearance properties of the liquid. The process can be useful for producing coating compositions.
A process for providing a coating with improved adhesion to a substrate is disclosed. The coating composition comprises an epoxy function polymer, a fully alkylated melamine resin and an amidoamine. The process involves forming a mixture of the film forming components and allowing the mixture to mature before adding an acid catalyst. The result is a layer of the coating composition with a high degree of adhesion to the substrate.
The present disclosure is directed to a liquid measuring system for producing one or more property values of a liquid. The system can comprise: a thin film device and one or more measuring devices for measuring said one or more property values. This disclosure is particularly directed to a system comprise a thin film device for producing a thin film of the liquid on a spinning disk. The system is particularly useful for measuring color and appearance properties of the liquid. The system can be useful for producing coating compositions.
An aqueous coating composition with resin solids consisting of 60 to 80 wt.% of binder solids and 20 to 40 wt.% of cross-linker solids, the binder solids consisting of 20 to 100 wt.% of a urethanized polyester binder having a hydroxyl number of 50 to 250 mg KOH/g and a carboxyl number of 10 to 50 mg KOH/g, and 0 to 80 wt.% of one or more further binders, the sum of the respective wt.% in each case equalling 100 wt.%, wherein the urethanized polyester binder is an esterification product made of a polyurethane resin with a carboxyl number of 50 to 200 mg KOH/g and a polyester polyol with a hydroxyl number of 70 to 300 mg KOH/g.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C08G 18/34 - Carboxylic acids; Esters thereof with monohydroxyl compounds
The present disclosure is directed to a coating composition comprising a stabilized color pigment dispersion. This disclosure is further directed to a coating composition comprising a stabilized color pigment dispersion and metallic pigments, such as aluminum flakes. The stabilized color pigment dispersion can comprise at least one phosphated polymer. The coating composition can be applied over a substrate to form a coating layer having stable color and metallic visual effects. The coating composition can be used for vehicle coating, such as OEM or refinish coatings, appliance coatings, or other industrial or consumer coating applications.
The present disclosure is directed to a coating composition comprising high oleic oil, wherein the high oleic oil comprises C18:1 fatty acids in a range of from 60% to 100% of the fatty acid moieties in the high oleic oil and a combination of C18:2 and C18:3 fatty acids in a range of from 0% to 10% of the fatty acid moieties in the high oleic oil, percentage based on the total fatty acid moieties in the high oleic oil. The disclosure is further directed to a coating composition comprising the high oleic oil produced from bio-resources, such as soybeans. The coating composition of this disclosure can have low VOC (volatile organic compounds) and can produce a coating layer having good hardness, better appearance and improved adhesion. The coating composition can be used for coating vehicles, appliances, machinery, tools, or other industrial or consumer articles.
The present disclosure relates to a process for forming a layer of a coating composition on a substrate wherein the coating composition comprises a waterborne film forming polymer, an isocyanate and a melamine. The process involves forming a mixture of the waterborne film forming polymer and the isocyanate and allowing the mixture to mature before adding the melamine component. The result is a layer of the coating composition with a high degree of gloss and gassing resistance.
The present disclosure is directed to process for forming a coating layer curable at ambient temperature. This disclosure is further directed to a process for forming a coating layer using a coating composition comprising a crosslinkable component and a crosslinking component that comprises: (a) one or more alkylated melamines that are essentially unreactive to a polyisocyanate, and (b) a polyisocyanate. The process and the coating composition can be particularly suitable for vehicle coatings.
The present disclosure is directed to a coating composition for producing coatings sag-free at high coating thicknesses, being quick dry and having good appearance. This disclosure is further directed to a coating composition comprising a crosslinking activator comprising: a) one or more alkylated melamines that are essentially unreactive to a polyisocyanate, and b) a polyurea sag control agent formed by reacting an amine and an isocyanate in the presence of the alkylated melamines. The coating composition can be used to form coating layers having a sag-free wet coating thickness in a range of from 10 to 36 mil (about 0.25 to 0.91 mm). The coating composition can be particularly suitable for vehicle coatings.
The present invention is directed to a device for predicting amount of coarse flakes, such as metallic aluminum flakes present in a coating composition, such as automotive OEM or refinish paint. The device includes measuring flop of a layer of the coating composition applied over a test substrate by using flop prediction device of the present invention. The process is repeated with varying amounts of one or more different types of coarse flakes added to the composition and the flop vs. amount of coarse flakes present in the coating composition is plotted on a graph and then by using a curve fitting equation, a flake amount prediction curve is obtained. By measuring the flop of a wet layer of a target coating composition, the amount of coarse flakes present in the target coating composition can then be predicted by using the flake amount prediction curve. The device is most useful during the manufacture of coating compositions, such as automotive OEM and refinishes paints.
The present disclosure is directed to a waterborne coating composition having neutral pH that is low foaming and forms dry coating layer that has high hardness and high gloss. This disclosure is further directed to a coating composition comprising a crosslinking compoent comprising: (a) one or more alkylated melamines that are essentially unreactive to a polyisocyanate; and (b) a polyisocyanate. The coating composition can be particularly suitable for vehicle coatings and other industrial or consumer applications.
The invention provides a coating process for electrical steel sheet using a varnish composition, comprising the steps of a) applying at least one coating layer of a varnish composition onto the surface of the electrical steel sheet wherein the varnish composition comprises (A) 1 to 95 wt% of at least one resin comprising nucleophilic groups selected from the group consisting of OH, NHR, SH, carboxylate and CH-acidic groups, and electrophilic groups which can react with the above mentioned nucleophilic groups, wherein the resin is capable of transacylation in its main chain and/or side chain(s), (B) 5 to 75 wt% of at least one organic solvent and/or water, (C) 0 to 40 wt% of at least one resin different from (A), (D) 0 to 10 wt% of at least one customary additive, (E) 0 to 40 wt% of at least one pigment, filler and/or nano-scaled particle and/or monomeric and/or polymeric element-organic compound, wherein the wt% based on the total weight of the varnish composition. b) curing the applied at least one coating layer. Reduced energy consumption while curing the coating and reduced or no formaldehyde generation upon curing can be provided.
C08G 63/685 - Polyesters containing atoms other than carbon, hydrogen, and oxygen containing nitrogen
C09D 167/00 - Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
H01F 1/18 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets with insulating coating
The present invention relates to a powder coating composition comprising at least one fluoro-modified polyurethane (meth)acrylate prepared from an isocyanate component, at least one hydroxy-C2-C4-alkyl (meth)acrylate and an alcohol component comprising at least one perfluoroalkyl alcohol are reacted stoichiometrically with one another, providing the powder coating composition a fluorine content (calculated as elementary fluorine with molecular mass 19) in a range of 0.1 to 3 wt%, the wt% based on the total weight of the powder coating composition. The powder coating composition according to the invention based on the fluoromodified polyurethane (meth)acrylate provides a highly improved flow, chemical resistance and particularly an improved and sustainable self-cleaning effect of the coatings.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
The present invention is directed to a coating composition having excellent adhesion between coating layers. This disclosure is particularly directed to a 1K waterborne coating composition having hydrophobic polytrimethylene ether polyol containing crosslinkable functional hydroxyl groups. The 1K waterborne coating composition can be used in a multi-layer coating that can comprise a primer layer, a basecoat layer, and optionally, a clearcoat layer. The 1K waterborne coating composition of this disclosure can provide improved adhesion between coating layers, such as between a primer layer and a basecoat layer, between two or more basecoat layers, or between a basecoat layer and a clearcoat layer. This disclosure is further directed to a coating composition comprising components derived from renewable resources.
The present invention is directed to a process for producing a target composition having one or more target property values. The process provides real time measurements of property values of the target composition being produced. The process can further provide real time image of the target composition for quality control and adjustment on one or more property values, such as color property values. The process can be used for producing the target composition, such as coating compositions, with improved quality control and increased productivity. The process can be used for OEM or refinish coating manufacturing or small volume paint mixing or adjustment operations.
A clear coat coating composition with a resin solids content comprising a hydroxyl-functional binder component and a crosslinker component, wherein the hydroxyl-functional binder component comprises at least one polyester polyol binder comprising at least one aliphatic polyether polyol having -OCH2CnF2n+1 groups with n = 1 or 2 as a building block, and wherein said -OCH2CnF2n+1 groups provide the clear coat coating composition with a fluorine content of 0.1 to 3 wt.%, calculated on the resin solids content of the clear coat coating composition.
C09D 171/00 - Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
A clear coat coating composition with a resin solids content comprising a hydroxyl-functional binder component and a crosslinker component, wherein the hydroxyl-functional binder component comprises at least one hydroxyl-functional urethane component comprising at least one aliphatic polyether polyol having -OCH2CnF2n+1groups with n = 1 or 2 as a building block, and wherein said -OCH2CnF2n+1groups provide the clear coat coating composition with a fluorine content of 0.1 to 3 wt.%, calculated on the resin solids content of the clear coat coating composition.
C08G 18/50 - Polyethers having hetero atoms other than oxygen
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
The invention relates to a method for colour recipe calculation for matt colour standards with the steps: A) experimentally determining reflection spectra R(exp) of the colour standard, comprising a first reflection spectrum (SPIN) and a second reflection spectrum (SPEX), with an integrating sphere colour measurement instrument, wherein said first reflection spectrum (SPIN) is obtained at (Al) d/8° - geometry with the specular component included, and said second reflection spectrum (SPEX) is obtained at (A2) d/8° - geometry with the specular component excluded; Bl) calculating a recipe for the matt colour standard based on the experimentally determined reflection spectrum R(exp) with the specular component included, which has been corrected for the specular component, or B2) comparing the experimentally determined reflection spectrum R(exp) with the specular component included, which has been corrected for the specular component, with reflection spectra associated to colour recipes of a colour recipe database for glossy colour shades and identifying from said colour recipe database a stored reflection spectrum which comes closest to the experimentally determined reflection spectrum R(exp) of the matt colour standard, as well as the associated colour recipe; C) converting reflection spectra data of the experimentally determined reflection spectra (SPIN, SPEX) of the matt colour standard to gloss values, and D) converting the gloss values obtained to the amount of matting agent (MAA) with the assistance of previously prepared calibration curves for the available colorant system.
A non-aqueous solvent composition comprising 0 to 10 wt.% of N-alkyl pyrrolidone, 0 to 5 wt.% of dimethyl sulfoxide, 10 to 50 wt.% of y-butyrolactone, 10 to 50 wt.% of at least one monoalcohol, 10 to 60 wt.% of at least one organic solvent inert towards isocyanate groups, other than y-butyrolactone, other than N-alkyl pyrrolidone, and consisting of carbon, hydrogen, oxygen and, optionally, nitrogen, and 0 to 10 wt.% of at least one additive. The non-aqueous solvent composition can be used as barrier liquid within a coating installation of an industrial mass production coating line for the application of water-borne two-component polyurethane coatings.
A clear coat coating composition with a resin solids content comprising a hydroxyl-functional binder component and a crosslinker component, wherein the clear coat coating composition comprises at least one aliphatic polyether polyol additive having -OCH2CnF2n+1 groups with n = 1 or 2, wherein the -OCH2CnF2n+1 groups provide the clear coat coating composition with a fluorine content of 0.1 to 3 wt.%, calculated on the resin solids content of the clear coat coating composition.
C09D 171/00 - Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
57.
METHOD FOR DETERMINING THE SURFACE GLOSS OF A COLOUR STANDARD
The invention relates to a method for determining the gloss of a colour standard comprising the following steps: A) experimentally determining reflection spectra R(exp) of the colour standard, comprising a first reflection spectrum and a second reflection spectrum, with an integrating sphere colour measurement instrument, wherein said first reflection spectrum is obtained at (A1) d/8 - geometry with the specular component included, and said second reflection spectrum is obtained at (A2) d/8 - geometry with the specular component excluded, and B) converting reflection spectra data of the experimentally determined reflection spectra R(exp) of the colour standard to gloss values by: B1) acquiring the difference reflection spectrum ΔR of the experimentally determined reflection spectrum R(exp) with the specular component included (A1) and the reflection spectrum R (exp) with the specular component excluded (A2), and B2) determining the gloss values corresponding to said difference reflection spectrum ΔR with the assistance of previously prepared calibration curves, representing the functional relationship between the difference reflection spectrum ΔR and the gloss values measured at one or more gloss angles.
A coating composition, in particular a clear coat coating composition, with a resin solids content comprising a cross-linkable binder component having functional groups with active hydrogen and a cross- linker component, wherein the cross-linker component comprises at least one isocyanate-functional urethane component comprising at least one aliphatic polyether polyol having -OCH2CnF2n+1 groups with n = 1 or 2 as a building block, and wherein said -OCH2CnF2n+1 groups provide the clear coat coating composition with a fluorine content of 0.1 to 3 weight %, calculated on the resin solids content of the coating composition.
The present invention is directed to a system for producing a target composition having one or more target property values. The system provides real time measurements of property values of the target composition being produced. The system can further provide real time image of the target composition for quality control and adjustment on one or more property values, such as color property values. The system can be used for producing the target composition, such as coating compositions, with improved quality control and increased productivity. The system can be used for OEM or refinish coating manufacturing or small volume paint mixing or adjustment operations.
The present invention is directed to a kit for using in a system for producing a target composition having one or more target property values. The kit provides real time measurements of property values of the target composition being produced. The kit can further provide real time image of the target composition for quality control and adjustment on one or more property values, such as color property values. The kit can be used for producing the target composition, such as coating compositions, with improved quality control and increased productivity. The kit can be used for OEM or refinish coating manufacturing or small volume paint mixing or adjustment operations.
G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
The present invention is directed to a process for predicting degree of mottling of coating compositions, such as automotive OEM or refinish paints containing metallic flakes,. The process includes measuring flops of a layer of the coating composition applied over a test substrate of a mottling prediction device of the present invention at the start and then after a desired time interval. A delta flop is determined by subtracting from the flop at the start from that after the desired time interval and a degree of mottling of a coating resulting from the layer is visually assessed. The process is repeated with varying amounts of one or more rheology additives added to the composition and the degree of mottling vs. delta flop is plotted on a graph and then by using a curve fitting equation, a mottling prediction curve is obtained. By measuring the delta flop of a wet layer of a target coating composition, the degree of mottling in the target coating composition can then be predicted by using the mottling prediction curve. The process is most useful during the manufacture of coating compositions, such as automotive OEM and refinishes paints.
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