Abstract: The present disclosure relates to a method for transferring an embossed structure to at least a part of a surface of a coating (B2), using a composite (F1B1) composed of a substrate (F1) and of an at least partially embossed and at least partially cured coating (B1), where the coating (B2) and the coating (B1) of the composite (F1B1) have embossed structures which are mirror images of one another. Also described herein is a composite (B2B1F1). Further described herein is a use of this composite for producing an at least partially embossed coating (B2) in the form of a free film or a composite (B2KF2) composed of a substrate (F2), at least one adhesive (K), and the coating (B2).

Abstract: Described herein is an aqueous resin dispersion (AD) including a resin component (R) including at least one di- and/or polyfunctional monomeric primary and/or secondary amine (M) and polyfunctional polymeric organic amines having primary and/or secondary amino groups. Also described herein is an aqueous two-component coating composition including the resin dispersion.

Abstract: Described herein is a process for producing a structured article (A1M1) in which a material (M1) including at least one micro- and/or nanostructured surface (SU1) containing a plurality of micro-scale and/or nano-scale surface elements is covered with an at least partially cured coating layer (C2) to provide a composite (M1C2), said composite (M1C2) is attached to an object (A1) and the coating layer (C2) is at least partially peeled off to provide the structured article (A1M1). Also described herein is a composite (M1C2) in which the surface elements of the material (M1) are covered by a protective coating layer (C2).

Abstract: Disclosed herein is a graphical user interface (GUI) for a colorimetry software product, a computer-implemented method for generating the GUI, and a system for performing the method.

Abstract: Described herein are an aqueous coating composition including at least one anionically stabilized binder, effect pigment, polycarboxylic acid, and solvent, and a method for producing a multicoat paint system by producing a basecoat directly on a substrate, producing a clearcoat directly on the basecoat, and then jointly curing the basecoat and the clearcoat. At least one of the basecoat materials includes the aqueous coating. Also described herein are multicoat paint system obtainable by this method, and the use of at least one polycarboxylic acid in an aqueous coating composition for improving the effect pigment orientation, or for color matching.

Abstract: Described herein is a mixer system for producing aqueous coating materials from at least one aqueous pigment paste A, including at least one color pigment, and at least one pigment-free component B, including an aqueous, acrylate-based microgel dispersion having a glass transition temperature Tg of 50 to 60° C., where both the aqueous pigment paste A and the component B each have a VOC value of less than or equal to 250 g/L. Further described herein is a method for producing aqueous coating materials having a VOC content of 0 to 250 g/L, in which the individual components A and B are stored separately and not mixed until shortly before application, to give the aqueous coating material. Further described herein is a method of using the mixer system for producing aqueous coating materials for refinishing and/or for coating automobile bodies and/or plastics parts.

Abstract: Described herein is a 2K clearcoat composition including, Component I including a). at least one resin having carboxylic acid groups with acid value of 50 to 400 mg KOH/g; b). at least one resin having hydroxyl functional groups with a hydroxyl value of 10 to 800 mg KOH/g; c). at least one catalyst; and d). at least one solvent, and Component II including e). at least one epoxy-functional alkoxysilane and/or its oligomer and/or its polymer; and f). at least one crosslinker reactive to hydroxyl groups. Also described herein are a substrate coated with the dried and cured 2K clearcoat composition and an automotive including the substrate.

Abstract: Described herein is a coating composition including a polymer containing hydroxy groups, such as a water soluble polyvinyl alcohol, and further including a tetraalkoxysilane and modified silica nanoparticles having a positively charged surface, where the coating composition shows advantageous properties such as low refractive index, good transparency and low haze.

Abstract: Described herein is a composition which is suitable for coating components in an in-mold coating process, a process for coating components, and a method of using the composition for improving the flow behavior of compositions used for producing components. The composition includes at least one solvent L, at least one alkoxylated fatty acid and/or fatty alcohol, and at least one alkoxylated polysiloxane.

Abstract: Described herein is a device for monitoring and drying and/or curing process of a coating composition applied at least partially onto at least one surface of a substrate, the device including a movable skid that includes at least one substrate holding unit, at least one lamp, at least one pattern holder including a pattern, and at least one camera, where the substrate holding unit, lamp and pattern holder are positioned on the skid relative to each other such that the light of the lamp can illuminate the pattern of the pattern holder, and the illumination can be projected onto the surface of the substrate, which is held by the substrate holding unit, and where the camera is positioned on the skid relative to the substrate holding unit holding the substrate, such that the camera is capable of recording images of the light reflected off the surface of the substrate.

Abstract: Described herein is a computer-implemented method for providing a match metric for matching and adjusting color of a target coating and at least one sample coating, the method including at least the steps of: obtaining, via at least one communications interface, spectral curve(s) of the target coating and spectral curves of the sample coating determined at at least one gloss geometry; producing normalized first derivative values of the normalized spectral curves of the target coating and of the sample coating; producing difference values between the normalized first derivative values of the target coating and of the sample coating; producing a first match metric for the target coating and the sample coating based at least on the difference values produced for the at least one gloss geometry; and producing the match metric based on the first match metric. Also described herein is a respective system.

Abstract: Disclosed herein is a computer-implemented method, a respective device, and a non-transitory computer-readable medium. The method includes: obtaining color values, texture values and digital images of a target coating, retrieving from a database one or more preliminary matching formulas based on the color and/or texture values obtained for the target coating, determining sparkle points within the respective obtained images and within the respective images associated with the one or more preliminary matching formulas, creating subimages of each sparkle point from the respective images, providing the created subimages to a convolutional neural network, the convolutional neural network being trained to correlate a respective subimage of a respective sparkle point with a pigment and/or pigment class, and determining, based on an output of the neural network, at least one of the one or more preliminary matching formulas as the formula(s) best matching the target coating.

Abstract: Disclosed herein is an aqueous coating composition including an anionically stabilized binder, a color pigment, a polycarboxylic acid, and optionally a solvent. Further disclosed is a method for producing an aqueous coating composition by adding a solution of polycarboxylic acid in a solvent to a coating composition including an anionically stabilized binder and color pigment. Additionally disclosed is a method for producing a multicoat paint system by producing a basecoat layer or at least two directly consecutive basecoat layers directly on a substrate optionally coated with a first coating layer, producing a clearcoat layer directly on the basecoat layer or the topmost basecoat layer, and jointly curing the basecoat layer(s) and the clearcoat layer. At least one of the basecoat materials includes the aqueous coating composition disclosed herein and/or an aqueous coating prepared by the disclosed method. A multicoat paint system obtainable by the method is additionally disclosed.

Abstract: Described herein is a blocked polyisocyanate crosslinking agent obtained from reactions of components including a). at least one polyisocyanate selected from the group consisting of aliphatic polyisocyanate, cycloaliphatic polyisocyanate and polyisocyanate-functional polymer and b). at least one beta-diketone. Also described herein is a method of preparing a blocked polyisocyanate crosslinking agent as well as coating compositions including the blocked polyisocyanate crosslinking agent.

Abstract: Described herein are aqueous coating compositions including at least one dispersion of core/shell particles containing a polyurethane resin as core portion and a crosslinked acrylic resin as shell portion and at least one aqueous polyurethane-polyurea dispersion containing crosslinked polyurethane-polyurea particles. Also described herein is a method for forming a multilayer coating on a substrate using the aqueous coating compositions as basecoat compositions. Also described herein is a multicoat paint system produced by the method.

Abstract: Described herein is a computer-implemented method and a system for providing a match metric for quantifying a spectral similarity of a target coating and at least one sample coating, the system including a computing device that performs a computing process, the computing process including: receiving reflectance values of the target coating and the sample coating; normalizing each of the reflectance values; generating a normalized reflectance curve for the target coating and for the sample coating; producing derivative values of the normalized reflectance curve of the target coating and derivative values of the normalized reflectance curve of the sample coating with respect to the wavelength; producing difference values between the derivative values of the target coating and the derivative values of the sample coating; and producing a match metric for a similarity between the normalized reflectance curves of the target coating and the sample coating.

Abstract: Disclosed herein is a method for assessing a shape of a bell-shaped liquid spray, including the steps of operating a spray nozzle for delivering a bell-shaped liquid spray and capturing an image of a plurality of liquid jets forming the delivered bell-shaped liquid spray during operation of the spray nozzle, and a computer program product for assessing a bell-shaped liquid spray.

Abstract: Described herein is a transparent conductive film including (a) a first laminate including at least two layers containing TiO2, ZrO2 or HfO2, and a layer containing an organic compound in between the two layers containing TiO2, ZrO2 or HfO2, (b) a metal layer, and (c) a second laminate including at least two layers containing ZnO, a layer containing an organic compound between the two layers containing ZnO, and a metallic dopant other than zinc.

Abstract: Described herein is a computer-implemented process which includes at least the following steps: receiving at least one image or a plurality of images, implementing an image analysis for each of the images obtained, using at least one processor, identifying at least one sparkle point within a respective image, implementing a features analysis of the at least one identified sparkle point in the respective image in respect of at least one predefined size feature, determining at least one value for the at least one predefined size feature for the at least one sparkle point, calculating a size distribution for the respective image based on the determined value for the at least one predefined size feature, and providing a formulation for a coating which is identical or at least similar in appearance to the target coating.

Abstract: Disclosed herein is a method for assessing a flow a sprayed coating, including the steps of spraying a coating onto a surface and capturing a plurality of images of the sprayed surface at a predetermined frequency within a predetermined interval of time, and a computer program product for assessing a flow of a sprayed coating.