Abstract: Disclosed herein is a polyol (A) based on modified amino resins, prepared by reacting: an amino resin (B) comprising three acetalized or etherified N-methylol groups of the general formula (I)>N—CHR—OR1, wherein R is a hydrogen atom, an alkyl group of 1 to 6 carbon atoms or an aryl group of 6 to 10 carbon atoms and R1 is an alkyl group of 1 to 6 carbon atoms; with a polyol (C) of the general formula (II) R2(—OH)n, wherein n is a number from 2 to 6 and R2 is a divalent to hexavalent organic radical; wherein an equivalent ratio of the acetalized or etherified N-methylol groups to the polyol (C) is 0.5:1 to 1.2:1; with elimination of at least 50 mol % of a monoalcohol (D) of the general formula R1—OH, wherein R1 is as defined above, from the amino resin (B).

Abstract: Disclosed herein is a liquid coating material curable with actinic radiation, substantially or entirely free from organic solvents, comprising (A) at least two compounds of general formula X—O—Y(—OH)—Z-Gr wherein X is a C6-C14 aromatic radical, C5-C20 heterocyclic aromatic radical or C6-C30 alkyl radical, Y is a trivalent organic radical, Z is a linking functional group, and Gr is an organic radical comprising one group which can be activated with actinic radiation; with the proviso that at least one of the two compounds (A) comprises aromatic or heterocyclic aromatic radical X and at least one comprises alkyl radical X; (B) oligo- and polyurethanes and/or oligo- and polyesters comprising two or three groups which can be activated with actinic radiation; (C) color and/or effect pigments; (D) waxes; (E) matting agents; and (F) polysiloxane additives comprising groups which can be activated with actinic radiation, a process for preparing it, and use thereof.

Abstract: Disclosed herein are thermoplastic nanoparticles with a glass transition temperature of 30 to 120° C. prepared by hydrolysis and condensation of a compound (Ia) (D-K—X—)mA{—X—K[—B(—Y)n]p}q or (Ib) (D-K—X—)mB{—X—K[-A(—Y)n]p}q (Ib) where m is 1 to 5; n is 1 to 3; p is 1 or 2; q is 1 to 5; A is a hardening structural element which; B is a softening, flexibilizing structural element; D is the radical of a blocking agent for isocyanate groups —NCZ, in which Z=oxygen or sulfur atom; X is a group of the general formula (II) —NH—C(Z)—; K is a divalent or trivalent atom or divalent or trivalent linking functional group; Y is a group of the general formula (III) —SiErF3?r, where r is 1 to 3; E is a hydrolyzable atom or radical, and F is a nonhydrolyzable radical; processes for preparing them, and their use.

Abstract: Disclosed herein is a liquid coating material curable with actinic radiation, substantially or entirely free from organic solvents, comprising (A) at least two compounds of general formula X—O—Y(—OH)-Z-Gr wherein X is a C6-C14 aromatic radical, C5-C20 heterocyclic aromatic radical or C6-C30 alkyl radical, Y is a trivalent organic radical, Z is a linking functional group, and Gr is an organic radical comprising one group which can be activated with actinic radiation; with the proviso that at least one of the two compounds (A) comprises aromatic or heterocyclic aromatic radical X and at least one comprises alkyl radical X; (B) oligo- and polyurethanes and/or oligo- and polyesters comprising two or three groups which can be activated with actinic radiation; (C) color and/or effect pigments; (D) waxes; (E) matting agents; and (F) polysiloxane additives comprising groups which can be activated with actinic radiation, a process for preparing it, and use thereof.

Abstract: Chromium-free, low-zinc, corrosion-inhibiting pigment mixture (A) comprising (a1) 30% to 60% by weight of at least one calcium hydrogen phosphate pigment, (a2) 15% to 45% by weight of at least one amorphous, calcium-modified silicon dioxide, (a3) 5% to 25% by weight of at least one calcium borosilicate pigment, and (a4) 1% to 15% by weight of at least one zinc salt of an organic nitro compound with the proviso that the zinc content of (A) does not exceed 10% by weight; process for preparing it, and its use.

Abstract: A liquid coating material curable with actinic radiation, substantially or entirely free from organic solvents and comprising (A) at least two compounds of the general formula I: X—O—Y(—OH)-Z-Gr, ??(I) in which the variables have the following definitions: X is aromatic radical having 6 to 14 carbon atoms, heterocyclic aromatic radical having 5 to 20 ring atoms or alkyl radical having 6 to 30 carbon atoms, Y is trivalent organic radical, Z is linking functional group, and Gr is organic radical having at least one group which can be activated with actinic radiation; with the proviso that at least one of the at least two compounds (A) contains an aromatic or heterocyclic aromatic radical X (=compound A1) and at least one of the at least two compounds (A) contains an alkyl radical X (=compound A2); (B) at least one acidic, corrosion-inhibiting pigment based on polyphosphoric acid, and (C) at least one constituent selected from the group consisting of nanoparticles and electrically conductive pigments

Abstract: Chromium-free, low-zinc, corrosion-inhibiting pigment mixture (A) comprising (a1) 30% to 60% by weight of at least one calcium hydrogen phosphate pigment, (a2) 15% to 45% by weight of at least one amorphous, calcium-modified silicon dioxide, (a3) 5% to 25% by weight of at least one calcium borosilicate pigment, and (a4) 1% to 15% by weight of at least one zinc salt of an organic nitro compound with the proviso that the zinc content of (A) does not exceed 10% by weight; process for preparing it, and its use.

Abstract: The invention relates to a coating material comprising (A) at least 50% by weight, based on the amount of nonvolatile substances in the coating material, of at least one compound (A1) containing at least one reactive group of the formula(I) —NR—C(O)—N—(X—SiR?x(OR?)3-x)n(X?—SiR?y(OR?)3-y)m ??(I) where R=hydrogen, alkyl, cycloalkyl, aryl or aralkyl, the carbon chain being uninterrupted or interrupted by nonadjacent oxygen, sulfur or NRa groups, with Ra=alkyl, cycloalkyl, aryl or aralkyl, R?=hydrogen, alkyl or cycloalkyl, the carbon chain being uninterrupted or interrupted by nonadjacent oxygen, sulfur or NRa groups, X, X?=linear and/or branched alkylene or cycloalkylene radical of 2 to 20 carbon atoms, R?=alkyl, cycloalkyl, aryl or aralkyl, the carbon chain being uninterrupted or interrupted by nonadjacent oxygen, sulfur or NRa groups, n=0 to 2, m=0 to 2, m+n=2, and x, y=0 to 2, (B) a catalyst for the crosslinking of the —Si(OR?)3-X(y) units, and (C) an aprotic solvent or a mixture of aprotic solvents.

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: An integrated coating material system comprising (I) at least one solventborne coating material system which is free from hiding pigments and is curable thermally or both thermally and with UV-A radiation and comprises (I.1) at least one separate component which is free from isocyanate groups and contains isocyanate-reactive functional groups, and (I.2) at least one separate component which is free from isocyanate-reactive functional groups and contains isocyanate groups, ?none of components (I.1) and (I.2) or at least one of components (I.1) and/or (I.

Abstract: The invention relates to an aqueous coating material for metallic substrates, comprising a water-dispersible and/or water-soluble polymer P with covalently bonded ligands A, which form chelates with the metal ions released during the corrosion of the substrate and/or with the substrate surface, and having crosslinking functional groups B, which with themselves, with further complementary functional groups B? of the polymer P and/or with further functional groups B and/or B? are able to form covalent bonds to crosslinkers V.

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: Method for fire and explosion protection in a high-bay warehouse for hazardous chemical substances and, in particular, for Class AI and B VbF [Order on combustible liquids] substances, by reducing the proportion by volume of oxygen in the atmosphere within the warehouse by permanent inertization by means of a barrier gas, in particular nitrogen, to a value of between 12.9 and 13.

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.

Abstract: A coating material comprising (A) at least 50% by weight, based on the amount of nonvolatile substances in the coating material, of at least one compound (A1) and/or (A1?) containing at least two reactive groups of the formula I —X—SiR?x(OR?)3-x??(I) where R?=hydrogen, alkyl or cycloalkyl, the carbon chain being uninterrupted or interrupted by nonadjacent oxygen, sulfur or NRa groups, where Ra alkyl, cycloalkyl, aryl or aralkyl, X=linear and/or branched alkylene or cycloalkylene radical having 2 to 20 carbon atoms, R?=alkyl, cycloalkyl, aryl or aralkyl, the carbon chain being uninterrupted or interrupted by nonadjacent oxygen, sulfur or NRa groups, and x=0 to 2, (B) a catalyst for the crosslinking of the —Si(OR?)3-x units, and (C) an organic solvent or a mixture of organic solvents, the reactive groups (I) being crosslinked, in the course of curing of the coating material, such that nanoindentation testing on the cured coat results in the following properties: a. elastic volume recovery >86.5%, b.

Abstract: Scratchproof, radiation-curable coating compositions comprising urethane (meth)acrylates, processes for preparing them, and their use.

Abstract: Disclosed herein are effect pigment PVC plastisol, uses thereof, and proceses for producing effect pigment PVC plastisol. In one embodiment, an effect pigment PVC plastisol comprises: (A) at least one finely divided PVC homopolymer having particle sizes of from 0.04 to 40 ?m, and which as a dispersion in a plasticizer exhibits dilatancy, (B) at least one finely divided PVC homopolymer having particle sizes of from 1 to 400 ?m, and which as a dispersion in a plasticizer exhibits pseudoplasticity, (C) at least one plasticizer, and (D) at least one effect pigment.

Abstract: A method of characterizing surface structures using a chemically curable impression material to take an impression of at least one site of the undamaged surface of an article and of a surface of an article damaged by mechanical and/or chemical exposure and/or by exposure to radiation and/or heat, and/or of a surface of a test specimen mounted on the surface of an article, said test specimen surface being damaged by mechanical and/or chemical exposure and/or by exposure to radiation and/or heat, curing the impression material to produce a negative of the damage pattern, and using image analysis to determine the extent of the surface structures and/or the extent of the surface damage within the damage pattern on the basis of light-microscope pictures of the negative. Use of the method for the preparation, modification and/or development of new and/or existing materials.

Abstract: Disclosed herein are processes for producing a multilayer sheet as well as uses thereof. In one embodiment, a process for producing a multilayer sheet S by coating a carrier sheet with a pigmented basecoat film, if desired, a second pigmented basecoat film, and a clearcoat. The process comprises: applying a pigmented basecoat material to the carrier sheet and adjusting the film la to a residual volatiles content “x” less than 10% by weight, to give a film 1b. A surface of the film 1b is adjusted to a temperature of <50° C. If desired, a second pigmented basecoat material or the pigmented basecoat material is applied to the film 1b to give a film 2a, and adjusting the film 2a to a residual volatiles content “y” of <10% by weight, based on the basecoat film. If appropriate, the films 1b and 2b are adjusted to a temperature of <50° C. at a surface of the film 2b.

Abstract: Autocatalyzed, thermally curable compositions free from external catalysts and comprising condensates of silanes which contain at least one of hydrolyzable atoms and hydrolyzable groups and processes for preparing them, and their use for producing thermally cured compositions.