OIL BASED AQUEOUS POLYURETHANE DISPERSIONS

A two-pack coating composition comprising curing agents selected from the group consisting of non-blocked polyfunctional isocyanates I, polyaziridines Z , and carbodiimides Y , and an aqueously dispersed polyurethane U wherein the polyurethane U comprises building blocks derived from hydroxyl group...

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Bibliographische Detailangaben
Hauptverfasser:	SCHAEUTLE, MARKUS, DELLINGER, SUSANNE, GSOELL, HANNELORE, PETRITSCH, GERLINDE, ARZT, ANTON
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS COMPOSITIONS BASED THEREON CORRECTING FLUIDS DYES FILLING PASTES INKS MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING POLISHES THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	A two-pack coating composition comprising curing agents selected from the group consisting of non-blocked polyfunctional isocyanates I, polyaziridines Z , and carbodiimides Y , and an aqueously dispersed polyurethane U wherein the polyurethane U comprises building blocks derived from hydroxyl group containing unsaturated fatty acids B21 , a process for the production of the polyurethane U, and a method of use thereof in combination with the said curing agents in preparing coating compositions which are particularly useful for wood