STARCH AS A PRIMER FOR SUBSTRATES

The invention relates to a process for coating a substrate comprising the steps of (i) applying a primer on the substrate; (ii) applying a coating on the primed substrate; and (iii) drying and/or hardening the applied coating; wherein the primer is an aqueous primer comprising one or more pregelatin...

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Bibliographische Detailangaben
Hauptverfasser:	GAMBICHLER Caroline, KEPPLER Linda, RÜCKEL Anne
Format:	Patent
Sprache:	eng ; spa
Schlagworte:	ADHESIVES ARTIFICIAL STONE CEMENTS CERAMICS CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW ORSIMILAR MATERIALS CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE CORRECTING FLUIDS DYES FILLING PASTES INKS LIME, MAGNESIA METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NAILING OR STAPLING MACHINES IN GENERAL NATURAL RESINS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING PERFORMING OPERATIONS POLISHES PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FORIMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILARMATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITHPERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR REFRACTORIES SLAG TRANSPORTING TREATMENT OF NATURAL STONE USE OF MATERIALS THEREFOR WOODSTAINS WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL
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Beschreibung
Zusammenfassung:	The invention relates to a process for coating a substrate comprising the steps of (i) applying a primer on the substrate; (ii) applying a coating on the primed substrate; and (iii) drying and/or hardening the applied coating; wherein the primer is an aqueous primer comprising one or more pregelatinized starches. La invención se relaciona con un proceso para recubrir un sustrato que comprende las etapas de (i) aplicar un imprimador sobre el sustrato; (ii) aplicar un recubrimiento sobre el sustrato imprimado; y (iii) secar y/o endurecer el recubrimiento aplicado; en donde el imprimador es un imprimador acuoso que comprende uno o más almidones pregelatinizados.