Abstract: The present invention is in the field of processes for producing flexible organic-inorganic laminates as well as barrier films comprising flexible organic-inorganic laminates by atomic layer deposition. In particular the present invention relates to a process for producing a laminate comprising more than once the sequence comprising: (a) depositing an inorganic layer by performing 4 to 150 cycles of an atomic layer deposition process, and (b) depositing an organic layer comprising sulfur by a molecular layer deposition process.

Abstract: The present invention relates to a nonaqueous coating material composition comprising (A) at least one polyhydroxyl group-containing component (A) and (B) at least one polyisocyanate group-containing component (B), wherein the composition comprises at least one reaction product (RP) having an acid number <20 mg KOH/g and preparable by reaction of at least one dimer fatty acid (a) with at least one aliphatic, araliphatic, or aromatic dihydroxy-functional compound (b), the compound (b) having a number-average molecular weight of 120 to 6000 g/mol. The present invention further provides the coatings produced from these coating material compositions, and also the use of said coatings.

Abstract: The present invention relates to a method for producing dirt-repellent coatings on metal surfaces, more particularly on wheel rims, wherein an optionally precoated metal surface has applied to it a coating material composition (K) which comprises a) at least one polyhydroxyl group-containing component (A), b) at least one component (B) having on average at least one isocyanate group and having on average at least one hydrolyzable silane group of the formula (I) —X—Si—R3sG3-s??(I) where G=identical or different hydrolyzable groups, X=organic radical, R3=alkyl, cycloalkyl, aryl, or aralkyl, it being possible for the carbon chain to be interrupted by nonadjacent oxygen, sulfur, or NRa groups, with Ra=alkyl, cycloalkyl, aryl, or aralkyl, s=0 to 2, c) at least one phosphorus- and nitrogen-containing catalyst (D) for the crosslinking of silane groups, and d) at least one catalyst (Z) for the reaction of the hydroxyl groups with the isocyanate groups, which comprises the catalyst (Z) being selected from t

Abstract: The present invention relates to an aqueous coating composition (A) comprising at least one cathodically depositable binder (A1) and optionally at least one crosslinking agent (A2), for at least partly coating an electrically conductive substrate with an electrocoat material, where (A) comprises a total amount of at least 30 ppm of bismuth, based on the total weight of (A), and additionally at least one phosphorus-containing compound (P) blocked with at least one amine of the general formula (I), to the use of (A) for at least partly coating an electrically conductive substrate with an electrocoat material, to a corresponding coating method, and to an at least partly coated substrate obtainable by this method.

Abstract: The present invention relates to a method for producing a multicoat paint system on a plastics substrate, in which a basecoat film or a plurality of directly successive basecoat films are produced on a plastics substrate, a clearcoat film is produced directly on the one basecoat film or on the topmost of the plurality of basecoat films, and subsequently the one or more basecoat films and the clearcoat film are jointly cured, this method being a method wherein at least one basecoat material used for the production of the basecoat films comprises at least one aqueous polyurethane-polyurea dispersion (PD) comprising polyurethane-polyurea particles, where the polyurethane-polyurea particles present in the dispersion (PD) comprise anionic groups and/or groups which can be converted into anionic groups, and have an average particle size of 40 to 2000 nm and also a gel fraction of at least 50%.

Abstract: The present invention relates to an aqueous coating composition comprising at least one aqueous dispersion comprising at least one copolymer (CP), said copolymer (CP) being preparable by (i) initially charging an aqueous dispersion of at least one polyurethane, and then (ii) polymerizing a mixture of olefinically unsaturated monomers in the presence of the polyurethane from (i), in which (a) a water-soluble initiator is used, (b) the olefinically unsaturated monomers are metered in such that a concentration of 6.0% by weight, based on the total amount of olefinically unsaturated monomers used for polymerization, in the reaction solution is not exceeded over the entire reaction time, and (c) the mixture of the olefinically unsaturated monomers comprises at least one polyolefinically unsaturated monomer, at least one linear hydroxy-functional reaction product (R) having an acid number less than 20 mg KOH/g, the preparation of which involves using at least one compound (v) containing two functional groups (v.

Abstract: Processes for producing flexible organic-inorganic laminates are described herein. In particular, a process is provided for producing a laminate comprising at least twice a sequence comprising (a) depositing an inorganic layer by performing 3 to 150 cycles of an atomic layer deposition process, and (b) depositing an organic layer comprising nitrogen by performing 1 to 3 cycles of a molecular layer deposition process.

Abstract: The present invention relates to a nonaqueous coating material composition comprising at least one compound (A) having at least two amino groups and at least one oligomeric and/or polymeric compound (B) having at least two alkylidene-1,3-dioxolan-2-one groups. Compound (B) is obtained using at least one monomer (B1) of formula (I) where R1-R6, A, X, Z, and Y are as set forth in the specification and at least two different comonomers (B2) and (B3) which are each different from the monomer (B1). The present invention further provides the coatings produced from these coating material compositions, and also the use thereof.

Abstract: A coating composition includes a flexible hyperbranched polyol preparable by (a) reacting a polyol comprising at least three hydroxyl groups with an aliphatic dicarboxylic acid having from 6 to 36 carbon atoms or an esterifiable derivative of the aliphatic dicarboxylic acid to form a hydroxyl-functional first intermediate product; (b) reacting the first intermediate product with a cyclic carboxylic acid anhydride to form a carboxylic acid-functional second intermediate product; and (c) reacting the second intermediate product with an epoxide-functional compound having one epoxide group to form the hyperbranched polyol. The coating composition may be cured to a coating layer having excellent flexibility.

Abstract: The present invention relates to new carboxy-functional polyester and diester derivatives preparable by ring-opening reaction of (A) at least one anhydride of the formula (I) where R1?H, C1 to C24 alkyl, or C2 to C24 alkenyl with (B) at least one hydroxy-functional component, where (B1) the polyester derivatives are prepared using at least one linear hydroxy-functional polyester prepared using 7 to 95 mol %, based on the total amount of the monomers used in preparing the polyester (B1), of at least one difunctional monomer (b1) with aliphatic groups with 12 to 70 carbon atoms between the functional groups, and (B2) the diester derivatives are prepared using at least one dihydroxy-functional component which has an aliphatic group with 12 to 70 carbon atoms between the hydroxyl groups. The present invention further relates to aqueous compositions comprising at least one such polyester derivative and/or diester derivative, and water.

Abstract: The present invention relates to a solventborne primer surfacer which comprises at least one additive preparable by reacting 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 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 primer surfacer. 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 additive identified above in solventborne primer surfacers for improving adhesion.

Abstract: A locking-ring closure for fastening lids on containers has: at least one screw lock and further has an open locking ring (1) having a U- or V-shaped cross section, bearing blocks (3) and (4) arranged at the ends of the locking ring, one of which bearing blocks has a through-passage hole and the other an internal thread, a screw (2) which extends through the through-passage hole in the one bearing block (3) and engages by way of its thread in the internal thread of the other bearing block (4), wherein the screw extends beyond the width of this bearing block and, on the portion that emerges from the bearing block, carries a fixed threaded ring (5) enclosing said portion. The screw (2) has, at its end opposite the screw head (6), a portion (8) adjacent to the threaded ring and arranged on that side of the threaded ring (5) that faces the screw head, which portion (8) has no thread engaging in the internal thread of the bearing block (4) and extends at least over the width of the bearing block.

Abstract: A nonaqueous coating material composition and coatings thereof are provided. The composition contains an oligomeric and/or polymeric compound (A) having at least two hydroxyl groups, an oligomeric and/or polymeric compound (B) having at least two alkylidene-1,3-dioxolan-2-one groups of formula (I?), and a catalyst (D) where # stands for the attachment to the polymer backbone and R1, R2 independently of one another are hydrogen, C1-C6 alkyl, C1-C4 alkoxy-C1-C4 alkyl, C5-C6 cycloalkyl, phenyl or phenyl-C1-C4 alkyl; R3 is hydrogen, C1-C6 alkyl, C1-C4 alkoxy-C1-C4 alkyl, C5-C6 cycloalkyl, phenyl, or phenyl-C1-C4 alkyl; A is a chemical bond or C1-C4 alkanediyl; X is O or NR7; Z is a chemical bond, PO2, SO2, or C?O, Y is a chemical bond, CH2, or CHCH3, and R7 where present is C1-C6 alkyl.

Abstract: The present invention relates to an aqueous coating composition (A) having a pH in a range from 4.0 to 6.

Abstract: Disclosed are nonaqueous coating material compositions comprising (A) at least one polyhydroxyl-group-containing compound, (B) at least one polyisocyanate-group-containing compound having free or blocked isocyanate groups, and (D) at least one catalyst for the crosslinking of silane groups, where component (B) comprises at least one structural unit —NR—(X—SiR?x(OR?)3?x)??(I), and at least one structural unit —N(X—SiR?x(OR?)3?x)n(X?—SiR?y(OR?)3?y)m??(II), wherein in component (B) (i) more than 30 mol % and less than 70 mol % of the originally present isocyanate groups have undergone reaction to form structural units (I) and (II), (ii) more than 25 and less than 36 mol % of the originally present isocyanate groups have undergone reaction to form structural units (II), and (iii) component (B) has at least one polyisocyanate group-containing compound (B2) having free or blocked isocyanate groups and having an acyclic, aliphatic polyisocyanate parent structure.

Abstract: A method for coating an uncoated or precoated metallic or plastics substrate by (a) applying an aqueous coating composition (W) whose constituents are free or substantially free from blocked isocyanate groups, which comprises an aqueous dispersion of an epoxide-amine adduct, and which comprises either no crosslinking agent or one or more nonblocked polyisocyanate crosslinking agents, to the substrate, (b) optionally applying one or more further coating compositions, and (c) curing the coating composition (W) and, where appropriate, the further coating composition(s) at temperatures of below 90° C.

Abstract: Shelf-stable low temperature cure coating compositions that include a hydroxy-functional resin, a crosslinking agent, and a catalyst that does not catalyze the crosslinking reaction between hydroxy-functional resin and the crosslinking agent contained therein, but instead between a hydroxy-functional resin and a crosslinking agent contained in a different low temperature cure coating composition.

Abstract: Shelf-stable low temperature cure coating compositions that include a hydroxy-functional resin, a crosslinking agent, and a catalyst that does not catalyze the crosslinking reaction between hydroxy-functional resin and the crosslinking agent contained therein, but instead between a hydroxy-functional resin and a crosslinking agent contained in a different low temperature cure coating composition.

Abstract: A method of forming a passivated pigment slurry includes combining a resin and a pigment to form a pigment-resin slurry, wherein the pigment includes a plurality of flakes each having a surface. After combining, the method includes firstly reacting an orthosilicate and the pigment in the presence of the resin to form a coated pigment-resin slurry. The coated pigment-resin slurry includes the resin and a coated pigment including the plurality of flakes each encapsulated by a first layer formed from the orthosilicate on the surface. The method further includes, concurrent to or after firstly reacting, secondly reacting the coated pigment-resin slurry and an organosilane compound having a hydrolysable group and an organic group to coat the first layer and form the passivated pigment slurry. The passivated pigment slurry includes the resin and a passivated pigment including the plurality of flakes each coated with a second layer disposed on the first.

Abstract: The invention relates to the use of phosphoric acid and/or of monoesters and/or diesters of phosphoric acid in aqueous basecoat materials for improving adhesion of these coating materials to overbaked clearcoat materials which comprise boron compounds.