Abstract: A wet on wet process for multilayer coating of a substrate includes applying on the substrate to be coated a surfacer layer of an organic solvent-based surfacer coating composition comprising at least one polyaspartic acid ester, at least one polyisocyanate cross-linking agent with free isocyanate groups, at least one pigment and/or extender and at least one organic solvent. The surfacer layer on coated substrate is flashed off and a top coat layer is applied on the surfacer layer.

Abstract: A process for multilayer coating of a metal substrate includes pretreating the metal substrate with an acidic aqueous composition comprising phosphate ions and/or a water-soluble titanium and/or zirconium compound, and water. The pretreated metal substrate optionally is flashed off and a surfacer layer of an organic-solvent based surfacer coating composition is applied. The organic-solvent based surfacer coating composition includes a polyaspartic acid ester, a polyisocyanate cross-linking agent with free isocyanate groups, a pigment and/or extender, and an organic solvent. The surfacer layer is cured.

Abstract: A process for multilayer coating of a metal substrate includes pretreating the metal substrate with an acidic aqueous composition comprising phosphate ions and/or a water-soluble titanium and/or zirconium compound, and water. The pretreated metal substrate optionally is flashed off and a surfacer layer of an organic-solvent based surfacer coating composition is applied. The organic-solvent based surfacer coating composition includes a polyaspartic acid ester, a polyisocyanate cross-linking agent with free isocyanate groups, a pigment and/or extender, and an organic solvent. The surfacer layer is cured.

Abstract: The invention relates to aqueous coating compositions for producing primer and/or filler layers in a multi-layer coating, in particular in vehicle coating, comprising the following components: A) at least one water-dilutable epoxy resin, B) at least one polyamine curing agent, C) optionally, at least one water-dilutable polyurethane resin, D) water and E) optionally, pigments, fillers, conventional paint additives and/or organic solvents, wherein the polyamine curing agent B) comprises: B1) 5-95% by weight of at least one amino functional compound with at least two secondary and/or primary amino groups and B2) 95-5% by weight of at least one water-dilutable (meth)acrylic copolymer, wherein the percentages by weight of components B1) and B2) are based on the solids and add up to 100% by weight.

Abstract: The invention relates to a process for multi-layer coating of substrates, in particular vehicles and vehicle parts, by applying two or more coating layers and curing of the applied coatings, wherein at least one of the coating layers is produced from a coating composition which comprises at least one polyurethane binder with free-radically polymerizable olefinic double bonds in the form of (meth)acryloyl groups and with hydrolysable alkoxysilane groups, wherein the resin solids content of the coating composition exhibits an equivalent weight of C?C double bonds of 200-2000, preferably of 300-1500, and a content of silicon bound in alkoxysilane groups of 1-10 wt-%, preferably of 1-7 wt-%, especially preferably of 2-6 wt-%, and wherein curing of the coating layer, of which there is at least one, proceeds by free-radical polymerisation of the C?C double bonds on irradiation with high energy radiation and by the formation of siloxane bridges under the action of moisture.

Abstract: A coating composition useful for coating automobile and truck bodies comprising a binder of a. polyisocyanate crosslinking agent; b. an isocyanate-reactive component having at least one compound having the following formula: wherein X, Y, R1, R2, m and n are described in the specification, and c. 0.05 to 10% by weight, based on the total weight of the coating composition, of a metal alkoxide compound; and containing optional additional polymeric components, oligomeric components and antioxidants, light absorbers and light stabilizers.

Abstract: The invention is directed to hydrophilic sagging control agents comprising at least one urea group and to aqueous coating compositions containing those hydrophilic sagging control agents. The sagging control agents are obtained by reacting A) at least one hydrophilic polyisocyanate with B) at least one amino-functional compound selected from a group consisting of an amine with at least one primary amino group and at least one hydroxyl group, having the at least one primary amino group on a primary carbon atom, an amino ether with at least one primary amino group, having the at least one primary amino group on a primary carbon atom and mixtures thereof.

Abstract: The invention is directed to aqueous compositions of sagging control agents comprising at least one urea groups containing sagging control agent and water, wherein the sagging control agents are obtained by reacting in an aqueous phase A) at least one hydrophilic polyisocyanate with B) at least one amino-functional compound selected from a group consisting of an amine with at least one primary amino group and at least one hydroxyl group, having the at least one primary amino group on a primary carbon atom, an amino ether with at least one primary amino group, having the at least one primary amino group on a primary carbon atom and mixtures thereof. The invention is also directed to coating compositions containing the aqueous compositions of sagging control agents.

Abstract: A coating composition useful for coating automobile and truck bodies comprising a binder of a. polyisocyanate crosslinking agent; b. an isocyanate-reactive component having at least one compound having the following formula: wherein X, Y, R1, R2, m and n are described in the specification, and c. 0.05 to 10% by weight, based on the total weight of the coating composition, of a metal alkoxide compound; and containing optional additional polymeric components, oligomeric components and antioxidants, light absorbers and light stabilizers.

Abstract: A powder coating agent comprising a resin solids content, wherein the resin solids content exhibits an equivalent weight of olefinic double bonds of 200 to 2000 and a content of silicon bound in alkoxysilane groups of 1 to 10 wt. %.

Abstract: The invention relates to aqueous coating compositions for producing primer and/or filler layers in a multi-layer coating, in particular in vehicle coating, comprising the following components: A) at least one water-dilutable epoxy resin, B) at least one polyamine curing agent, C) optionally, at least one water-dilutable polyurethane resin, D) water and E) optionally, pigments, fillers, conventional paint additives and/or organic solvents, wherein the polyamine curing agent B) comprises: B1) 5-95% by weight of at least one amino functional compound with at least two secondary and/or primary amino groups and B2) 95-5% by weight of at least one water-dilutable (meth)acrylic copolymer, wherein the percentages by weight of components B1) and B2) are based on the solids and add up to 100% by weight.

Abstract: A chain block with a drive motor (2) and with a transmission (3), connected to the drive motor (2) at the take-off side, with a transmission output shaft (4), on which a chain wheel (5) is rigidly arranged for pulling a chain. In order to create a compact chain block, the chain wheel (5) faces the drive motor (2) at its take-off end face (19) and the outer circumference of the chain wheel (5) reaches into the imaginary extension of the outer contour of the drive motor (2).

Abstract: The invention concerns a chain pulley block with a chain wheel for positive-locking transmission of the lift force to the chain and a chain guide arranged in the region of the chain wheel, for guiding the chain, especially a round-link chain, on the chain wheel. In order to make it fast, easy and inexpensive to replace wearing parts, such as chain (3), chain wheel (4) and chain guide (2), it is proposed that the chain guide (2), the chain wheel (4) and the chain (3) be assembled into a structural unit (1), which is removably fastened to the chain pulley block (7).

Abstract: A process for primer coating fiber-reinforced plastics substrates by applying a primer layer onto a fiber-reinforced plastics substrate and curing the applied primer layer, wherein the primer layer is formed from a coating composition which comprises a binder system with free-radically polymerizable olefinic double bonds and with hydrolyzable alkoxysilane groups, wherein the resin solids of the coating composition exhibit a C═C double bond equivalent weight of 200 to 2000 and a content of silicon bound in alkoxysilane groups of 1 to 10 wt-% and wherein curing of the primer layer proceeds by free-radical polymerization of the C═C double bonds on irradiation with high energy radiation and by the formation of siloxane bridges under the action of moisture.

Abstract: A powder coating agent comprising a resin solids content, wherein the resin solids content exhibits an equivalent weight of olefinic double bonds of 200 to 2000 and a content of silicon bound in alkoxysilane groups of 1 to 10 wt. %.

Abstract: The invention relates to a process for multi-layer coating of substrates which comprises the steps of applying at least two coating layers and curing of the applied coatings with high energy radiation and moisture; wherein at least one of the coating layers is formed from a coating composition comprising a binder system of resin solids wherein the resin has free-radically polymerizable olefinic double bonds and hydrolysable alkoxysilane groups, wherein the resin solids content of the coating composition has an equivalent weight of C═C double bonds of 200-2000 and has a silicon content of 1-10 wt-%, wherein the silicon is bound in alkoxysilane groups and wherein the coating composition contains 10-60 wt. %, relative to the complete coating composition, of polar water-miscible organic solvents with a water solubility at 20° C.

Abstract: A chain block with a drive motor (2) and with a transmission (3), connected to the drive motor (2) at the take-off side, with a transmission output shaft (4), on which a chain wheel (5) is rigidly arranged for pulling a chain. In order to create a compact chain block, the chain wheel (5) faces the drive motor (2) at its take-off end face (19) and the outer circumference of the chain wheel (5) reaches into the imaginary extension of the outer contour of the drive motor (2).