Abstract: Disclosed herein is a computer-implemented method for assessing and optionally monitoring or controlling a texture of a surface. Additionally disclosed herein are a system including an input channel connected to a processing device, a processing device configured to derive and optionally monitor or control the at least one texture parameter of the surface, an output device and optionally at least on surface preparation device. Further disclosed herein is a computer program product for assessing and optionally monitoring or controlling a texture of a surface, including a data carrier storing a program code to be executed by a processor.

Abstract: Disclosed herein is a method for assessing a dotting of a surface, comprising including the steps of gradually dotting the surface during a predetermined interval of time and capturing a plurality of images of the dotted surface during the predetermined time interval. Also disclosed herein is a computer program product for assessing a dotting of a surface.

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: 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.

Abstract: The present invention relates to a solventborne clearcoat material which comprises at least one additive preparable by reacting at least one alpha,omega-hydroxy-functionalized oligoester which has an OH number of 30 to 160 mg KOH/g, a theoretical carbon-carbon double bond content of 1 to 2.5 mmol/g, a number-average molecular weight of 1000 to 3000 g/mol, and a weight-average molecular weight of 2800 to 10 000 g/mol, and at least one alkoxysilane which possesses an OH-reactive functional group, the sum of the weight percentage fractions of all additives of the invention being 0.5 to 10 wt %, based on the total amount of the solventborne clearcoat material. The present invention further relates to a process for producing multicoat paint systems, and to multicoat paint systems producible by means of said process. The invention further relates to the use of the above-identified additive in solventborne clearcoat materials for the purpose of improving adhesion.

Abstract: Pigmented aqueous basecoat material comprises at least one alpha, omega-hydroxy-functionalized oligoester having an OH number of 25 to 95 mg KOH/g, a theoretical carbon-carbon double bond content of 0.5 to 2.5 mmol/g, a number-average molecular weight of 2500 to 6000 g/mol and a weight-average molecular weight of 15 000 to 30 000 g/mol, the alpha, omega-hydroxy-functionalized oligoester further comprising at least one partially or completely salified acid group, and the sum of the weight percentage fractions of all the alpha, omega-hydroxy-functionalized oligoesters being 0.5 to 10 wt %, based on the total solids fraction of the pigmented aqueous basecoat material. Also provided are a multicoat paint system, a method of producing a multicoat paint system, and use of the above-identified alpha, omega-hydroxy-functionalized oligoester in pigmented aqueous basecoat materials for the purpose of improving adhesion.

Abstract: Solventborne filler comprises at least one alpha,omega-hydroxy-functionalized oligoester which possesses an OH number of 30 to 160 mg KOH/g, a theoretical carbon-carbon double bond content of 1 to 3 mmol/g, a number-average molecular weight of 1000 to 3000 g/mol and a weight-average molecular weight of 2800 to 10 000 g/mol, moreover, the sum of the weight percentage fractions of all the alpha,omega-hydroxy-functionalized oligoesters being 0.5 to 10 wt. %, based on the total amount of the solventborne filler. Also provided are a multicoat paint system, a process for producing a multicoat paint system, and use of the above-designated alpha,omega-hydroxy-functionalized oligoester in solventborne fillers for improving adhesion.

Abstract: Provided are methods for coating plastic substrates with an aqueous coating composition comprising at least one organic polymer as binder, the coating composition being applied to the surface of the plastic substrate and being subsequently cured, wherein the plastic substrate is pretreated before the coating composition is applied, the pretreatment comprising the two following separate steps in the order stated: (A) heat-treating a plastic substrate at an ambient temperature in the range from 60° C. to 160° C. for a period in the range from 1 minute to 20 minutes, (B) flaming the surface of the plastic substrate pretreated as per step (A), there being a period of up to 90 minutes between the ending of step (A) and the beginning of step (B). Additionally, provided are coated plastic substrates that have been coated by the methods of the invention.

Abstract: The present invention relates to a solventborne clearcoat material which comprises at least one additive preparable by reacting at least one alpha,omega-hydroxy-functionalized oligoester which has an OH number of 30 to 160 mg KOH/g, a theoretical carbon-carbon double bond content of 1 to 2.5 mmol/g, a number-average molecular weight of 1000 to 3000 g/mol, and a weight-average molecular weight of 2800 to 10 000 g/mol, and at least one alkoxysilane which possesses an OH-reactive functional group, the sum of the weight percentage fractions of all additives of the invention being 0.5 to 10 wt %, based on the total amount of the solventborne clearcoat material. The present invention further relates to a process for producing multicoat paint systems, and to multicoat paint systems producible by means of said process. The invention further relates to the use of the above-identified additive in solventborne clearcoat materials for the purpose of improving adhesion.

Abstract: A process is disclosed for producing moldings, in which a pigmented coating composition (P) and a free-radically crosslinkable coating composition (K), which after crosslinking to completion produces a transparent coating (KE) are applied to a support sheet, wherein a dried but as yet not completely crosslinked coating (KT) is produced from the coating composition (K), the coated support sheet is shaped and is injection backmolded or foam-backed, and the coating (KT) is cured or aftercured; the crosslinkable coating composition (K) comprising a free-radically crosslinkable component (KK) which contains hydrogen bond forming structural elements.

Abstract: Solventborne filler comprises at least one alpha,omega-hydroxy-functionalized oligoester which possesses an OH number of 30 to 160 mg KOH/g, a theoretical carbon-carbon double bond content of 1 to 3 mmol/g, a number-average molecular weight of 1000 to 3000 g/mol and a weight-average molecular weight of 2800 to 10 000 g/mol, moreover, the sum of the weight percentage fractions of all the alpha,omega-hydroxy-functionalized oligoesters being 0.5 to 10 wt. %, based on the total amount of the solventborne filler. Also provided are a multicoat paint system, a process for producing a multicoat paint system, and use of the above-designated alpha,omega-hydroxy-functionalized oligoester in solventborne fillers for improving adhesion.

Abstract: A two-coat coating system for producing a two-coat coating, comprising (A) a composition of a transparent radiation-curable or radiation-curable and thermally curable clearcoat material, comprising at least one hydroxy-functional binder, and (B) a pigmented coating composition, the pigmented coating composition comprising at least one blocked, water-soluble or water-dispersible isocyanate.

Abstract: Provided are methods for coating plastic substrates with an aqueous coating composition comprising at least one organic polymer as binder, the coating composition being applied to the surface of the plastic substrate and being subsequently cured, wherein the plastic substrate is pretreated before the coating composition is applied, the pretreatment comprising the two following separate steps in the order stated: (A) heat-treating a plastic substrate at an ambient temperature in the range from 60° C. to 160° C. for a period in the range from 1 minute to 20 minutes, (B) flaming the surface of the plastic substrate pretreated as per step (A), there being a period of up to 90 minutes between the ending of step (A) and the beginning of step (B). Additionally, provided are coated plastic substrates that have been coated by the methods of the invention.

Abstract: A two-coat coating system for producing a two-coat coating, comprising (A) a composition of a transparent radiation-curable or radiation-curable and thermally curable clearcoat material, comprising at least one hydroxy-functional binder, and (B) a pigmented coating composition, the pigmented coating composition comprising at least one blocked, water-soluble or water-dispersible isocyanate.

Abstract: A process for producing moldings, in which a solventborne or aqueous, pigmented coating composition (P) and a free-radically crosslinkable coating composition (K), which after crosslinking to completion produces a transparent coating (KE) are applied to a support sheet, a dried but as yet not completely crosslinked coating (KT) is produced from the coating composition (K), the coated support sheet is shaped and is injection backmolded or foam-backed with a liquid polymeric material, and the coating (KT)—if this has not already taken place—is cured or aftercured; the crosslinkable coating composition (K) comprising a free- radically crosslinkable component (KK) which comprises carbamate and/or biuret and/or allophanate and/or urea and/or amide groups.

Abstract: A process for producing sheets, in which a free-radically crosslinkable coating composition (K) which after crosslinking to completion gives a transparent coating (KE) is applied to a backing sheet (T), a coating (KT), dried but not yet crosslinked to completion, is produced from the coating composition (K), on (KT) a pigmented coating (PB) is produced and optionally on (PB) a tiecoat is applied, the crosslinkable coating composition (K) comprising a free-radically crosslinkable component (KK) based on urethane acrylate and containing carbamate and/or biuret and/or allophanate and/or urea and/or amide groups, (KK) having a number-average molecular weight of from 1000 to 50 000 g/mol, having a double bond content of from 1.0 to 5.

Abstract: A process for producing polymer moldings with functional surfaces, in which a coating is produced on a support sheet, the coated support sheet is shaped and backed by injection molding or foaming with a liquid polymeric material, and the coating, if this has not already taken place, is cured or aftercured, the coating is covered at least temporarily with a protective sheet.

Abstract: A process for producing moldings, in which a solventborne or aqueous, pigmented coating composition (P) and a free-radically crosslinkable coating composition (K), which after crosslinking to completion produces a transparent coating (KE) are applied to a support sheet, a dried but as yet not completely crosslinked coating (KT) is produced from the coating composition (K), the coated support sheet is shaped and is injection backmolded or foam-backed with a liquid polymeric material, and the coating (KT)—if this has not already taken place—is cured or aftercured; the crosslinkable coating composition (K) comprising a free-radically crosslinkable component (KK) which comprises carbamate and/or biuret and/or allophanate and/or urea and/or amide groups.

Abstract: A process for producing moldings, in which a pigmented coating composition (P) and a free-radically crosslinkable coating composition (K), which after crosslinking to completion produces a transparent coating (KE) are applied to a support sheet a dried but as yet not completely crosslinked coating (KT) is produced from the coating composition (K), the coated support sheet is shaped and is injection backmolded or foam-backed with a liquid polymeric material, and the coating (KT)—if this has not already taken place—is cured or aftercured; the crosslinkable coating composition (K) comprising a free-radically crosslinkable component (KK) which contains hydrogen bond forming structural elements in an amount such that 1. a coating (MT) produced from the mixture (M) of component (KK) with additives, but as yet not crosslinked to completion, has a ratio of storage modulus G(MT)? to loss modulus G(MT)? of from 5 to 200, G(MT)? and G(MT)? having been determined at 20° C.

Abstract: A pseudoplastic clearcoat slurry comprising solid and/or highly viscous particles which are dimensionally stable under storage and application conditions and at least one wetting agent selected from the group consisting of alkoxylated fatty alcohols having from 16 to 18 carbon atoms in the alkyl radical and containing on average per molecule at least 20 oxaalkanediyl groups; process for preparing it, and its use.