Abstract: Oligomers and polymers containing epoxide groups and silane groups and preparable by reacting (A) at least one low molecular mass, oligomeric or polymeric compound containing at least two epoxide groups (a1) with (B) at least one silane containing (b1) at least one at least divalent organic radical which per se is not hydrolyzable, (b2) at least one cyclic dicarboxylic anhydride group and (b3) at least one silane group containing at least one hydrolyzable group (b31), the cyclic dicarboxylic anhydride groups (b2) being attached to the silane groups (b3) via the radicals (b1), the equivalent ratio of epoxide groups (a1) to dicarboxylic anhydride groups (b2) being 0.7 to 100; processes for preparing them, and their use for preparing anhydrous curable compositions.

Abstract: Disclosed herein is a silane-functional mixture, comprising at least one phosphonic diester (A), at least one diphosphonic diester (A), or at least one phosphonic diester and one diphosphonic diester (A), and at least one compound (B) comprising at least two condensable silane groups.

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: Disclosed herein is an aqueous mixture curable physically, thermally or both thermally and with actinic radiation, comprising (A) at least one polyurethane binder, which is ionically stabilized, nonionically stabilized, or a combination thereof, and which is saturated, unsaturated, grafted with olefinically unsaturated compounds, or a combination thereof; (B) at least one pigment, which is a color pigment, effect pigment, or a combination thereof; and (C) at least one phosphoric ester of the general formula (R1ORO)3P?O, wherein R is an alkanediyl group comprising 2 to 10 carbon atoms and R1 is an alkyl group comprising 2 to 10 carbon atoms. Also disclosed is a process for preparing the foregoing aqueous mixture, and color and/or effect thermoset or thermoplastic materials comprising the same.

Abstract: A refinish, multi-component coating composition includes a first package including a hydroxyl-functional polymer, a second package containing a polyisocyanate crosslinker, and, optionally, one or more reducers. The refinish composition further includes from about 1 to about 4.5 percent by weight, based on total nonvolatile vehicle weight, of a melamine resin that is substantially unreactive toward the hydroxyl-functional polymer at temperatures up to about 60° C. The melamine resin may be included in the first package, the second package, a reducer, a plurality of reducers, or a combination of these. In one embodiment, the refinish, multi-component coating composition is a two-component clearcoat coating composition having clear or transparent first package.

Abstract: Disclosed herein is an aqueous coating material comprising (A) at least one polyurethane which is ionically stabilized, nonionically stabilized, or a combination thereof, and which is saturated, unsaturated, grafted with olefinically unsaturated compounds, or a combination thereof, (B) at least one wetting agent or dispersant; and (C) at least one organic solvent selected from the group consisting of dimethyl sulfoxide, sulfolane, 2-methyl-1-butanol, 3-methyl-1-butanol, 2-methyl-1-pentanol, hexyl glycol, 1,6-hexanediol, diethylene glycol, triethylene glycol, glycerol, solutions of trimethylolpropane, solutions of pentaerythritol, solutions of sorbitol, reactive polyether polyols with a number-average molecular weight of 110 to 6000 daltons and a hydroxyl number of 25 to 1000 mg KOH/g, propylene glycol monobutyl ether, dipropylene glycol dimethyl ether, glycerol ethoxylate, ethyl 3-ethoxypropionate, gamma-butyrolactone, N-(2-hydroxyethyl)piperidine, N-methylmorpholine, N-(2-hydroxyethyl)morpholine, N-acetylmor

Abstract: Disclosed herein is a powder coating suspension prepared by a method comprising (1) emulsifying a liquid component comprising a liquid starting product in an aqueous medium in the presence of an emulsifier whose aqueous solution at the critical micelle concentration (CMC) has a surface tension >30 mN/m to give an aqueous emulsion of liquid particles and (2) cooling the emulsion so that a suspension of dimensionally stable particles is formed. Also disclosed are a process for preparing a powder coating suspension and a process for preparing a powder coating material.

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 compact coating system comprises a UV-blocking coating composition, a basecoat composition, a clearcoat composition, and a monocoat topcoat composition, wherein: (a) each of the UV-blocking coating composition, the basecoat coating composition, and the monocoat coating composition comprises from about 0.1 to about 70%, based on total binder, of a first binder resin and (b) each of the monocoat coating composition and the clearcoat coating composition comprises from about 0.1 to about 50%, based on total binder, of a second binder resin.

Abstract: An aqueous coating material preparable by mixing with one another (A1) at least one substantially water-free base color comprising (a11) at least one optionally water-soluble or -dispersible binder, (a12) at least one color and/or effect pigment, and (a13) at least one optionally water-miscible organic solvent; (A2) at least one aqueous base color comprising (a21) at least one water-soluble or -dispersible binder, (a22) at least one color pigment, and (a23) water; and (B) at least one aqueous pigment-free mixing varnish comprising (b1) at least one water-soluble or -dispersible binder and (b2) water; and also, if desired, comprising (C) an aqueous medium comprising (c1) a rheology control additive; and also a modular system for preparing aqueous coating materials, comprising (I) at least one substantially water-free color and/or effect module, comprising at least one base color (A1), (II) at least one aqueous color module comprising at least one base color (A2), and (III) at least one aqueous, pigment-free mi

Abstract: Novel aqueous dispersion comprising at least one polymer containing on average (i) at least one primary and/or secondary carbamate group, (ii) at least one functional group having at least one bond which may be activated with actinic radiation, and (iii) at least one dispersive ionic functional group; process for preparing it and its use for preparing coating materials, adhesives and sealing compounds which are curable thermally and with actinic radiation, and also novel coating materials, adhesives and sealing compounds consisting of or comprising the novel aqueous dispersion.

Abstract: A process for coating electrically conductive substrates by (1) applying an electrocoat film to an electrically conductive substrate and curing it to give an electrocoat and then (2) applying a layer of a pulverulent coating material to the electrocoat and curing it to give a powder coat or alternatively (1) applying an electrocoat film to an electrically conductive substrate and drying it without fully curing it, (2) applying a layer of a pulverulent coating material to the dried electrocoat film(s) and (3) jointly curing the dried electrocoat film and the layer of the pulverulent coating material to give the electrocoat and the powder coat wherein the pulverulent coating material comprises (A) at least one epoxy resin having a melting point, melting range or glass transition temperature>30° C., (B) at least one carboxyl-containing polyester resin having a melting point, melting range or glass transition temperature>30° C.

Abstract: The invention relates to a method for producing chromophore and/or effect giving multilayer lacquers according to the wet-on-wet method. A water base lacquer is applied which contains at least one graft copolymer containing (A) at least one (meth)acrylate copolymer and (B) at least one polyurethane. The graft copolymer can be produced by (1) dispersing at least one hydrophilic or hydrophobic self cross-linking polyurethane (B) with a statistical average of at least one terminal and/or at least one lateral olefinically unsaturated group and at least one blocked isocyanate group per molecule in an aqueous medium. (2) A mixture of a at least one monomer (a1) with at least one isocyanate reactive functional group at last one monomer (a2) that can be copolymerised therewith is subsequently radically copolymerised in an emulsion in the presence of the polyurethane (B) or the polyurethanes (B). A powder slurry transparent lacquer layer is added to the resulting base lacquer layer.

Abstract: Disclosed is a carbamate functional reactive polymer composition, comprising an acrylic resin (a?) comprising a functional group (F3) that is at least one of a primary carbamate group, a primary hydroxyl group, a secondary hydroxyl group, and mixtures thereof, and a nonvolatile solvent (b?nv) that is not a crystalline solid at 75° C. but is a fluid solid at a temperature of free radical polymerization and comprises (i) four or more isomers, and (ii) at least two reactive functional groups (F2) that are selected from primary carbamate, primary hydroxyl, and secondary hydroxyl, wherein no more than 10% of the sum of functional groups (F2) and (F3) are primary hydroxyl groups and at least 60% of the sum of functional groups (F2) and (F3) are primary carbamate groups. In one exemplary embodiment, the reactive polymer composition is made by a disclosed method.

Abstract: Coating materials for the coil coating process, comprising (A) as binder at least one aliphatic, araliphatic and/or aromatic polyester having an acid number of <10 mg KOH/g, a hydroxyl number of from 30 to 200 mg KOH/g, and a number-average molecular weight Mn of between 1000 and 5000 daltons, (B) as crosslinking agent at least two amino-containing resins of different reactivity, processes for preparing them, and their use as coil coating materials.

Abstract: An aqueous pigment paste free from binders and grinding resins, comprising based on its overall amount (A) from 15 to 40% by weight of at least one metal pigment, especially an aluminum pigment, (B) from 0.45 to 0.75% by weight of at least one non-associative thickener comprising at least one methacrylate copolymer based on C1-C6 alkyl(meth)acrylate and (meth)acrylic acid, (C) from 0.1 to 0.4% by weight of at least one organic amine, (D) from 0.5 to 8% by weight of at least one nonionic surfactant, and (E) at least 50% by weight of water; its use for preparing aqueous coating materials, and processes for the preparation.

Abstract: A thermosetting transparent coating material, its preparation and use. The coating includes (meth)acrylate (co)polymer having a number-average molecular weight of from 1,000 to 6,000 daltons, a glass transition temperature of ?15 to +70° C., and a hydroxyl number of from 80 to 200 mg KOH/g; polyester having a number-average molecular weight of from 800 to 6,000 daltons, a hydroxyl number of from 80 to 200 mg KOH/g and an acid number of from 1 to 50 mg KOH/g, comprising, based on the polyester, from 30 to 70% by weight of cycloaliphatic structural units; a blocked polyisocyanate in which the blocked polyisocyanate groups are attached to flexibilizing structural units which, as part of a three-dimensional network, lower its glass transition temperature; and blocked polyisocyanate in which the blocked polyisocyanate groups are attached to hardening structural units which, as part of a three-dimensional network, raise its glass transition temperature.

Abstract: Method of preparing single-layer or multilayer color and/or effect films comprising a color and/or effect layer, by (1) continuously applying a component amount of a basecoat material (A) by means of a directed application technique to a carrier, the applicator (1) and the carrier being in relative motion with respect to one another, to construct a portion of the color and/or effect layer, (2) at least once, continuously applying the remainder of the basecoat material (A) and/or a basecoat material (B), which is different than the basecoat (A), to the component layer (1) formed by an application technique (2) which in the resulting component layer (2) induces no arrangement of the pigments in a preferential direction, the applicator (2) and the carrier being in relative motion with respect to one another, to further or fully construct the color and/or effect layer, and (3) drying or partly or fully curing the color and/or effect layer.

Abstract: A UV-A-curable, solvent-containing composition composed of (A) 1% to 50% by weight of a UV-A-curable constituent containing isocyanate-reactive groups; (B) 0.01% to 10% by weight of a colorless photoinitiator having an absorption maximum in the wavelength range of ?=300 to 400 nm; (C) 10% to 70% by weight of an alkyl and/or cycloalkyl acetate having 3 to 10 carbon atoms in the alkyl radical and/or in the cycloalkyl radical; (D) 10% to 70% by weight of an alkoxyalkyl, alkoxycycloalkyl, cycloalkoxyalkyl and/or cycloalkoxycycloalkyl acetate; (E) 0.01% to 5% by weight of a constituent that lowers the interfacial tension; (F) 0 to 50% by weight of an alkylaromatic having at least two alkyl radicals having 1 to 6 carbon atoms in the molecule; and (G) 0 to 50% by weight of an additive different from constituents (A) to (F); processes for preparing it, and its use as a spot blender in automotive refinishing, especially in spot repair, or for preparation thereof.