GRAFT COPOLYMERS CONTAINING PERFLUOROALKYL GROUPS

GRAFT COPOLYMERS CONTAINING PERFLUOROALKYL GROUPS Aqueous dispersions of copolymers and/or graft copolymers composed of ethylenically unsaturated perfluoroalkyl monomers and perfluoroalkyl-free ethylenically unsaturated monomers can be prepared by polymerisation in the presence of aqueous, emulsifie...

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Hauptverfasser:	ROTTGER, JUTTA, KORTMANN, WILFRIED (DECEASED), SCHROER, WOLF-DIETER, PASSON, KARL-HEINZ
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR IMPREGNATING OR COATING OF PAPER LAUNDERING MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PAPER NOT OTHERWISE PROVIDED FOR PAPER-MAKING PERFORMING OPERATIONS PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL PRODUCTION OF CELLULOSE PULP COMPOSITIONS SPRAYING OR ATOMISING IN GENERAL TEXTILES THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G TREATMENT OF TEXTILES OR THE LIKE TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS,FABRICS, FEATHERS, OR FIBROUS GOODS MADE FROM SUCH MATERIALS WALL, FLOOR OR LIKE COVERING MATERIALS, e.g. LINOLEUM,OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF AFIBROUS WEB COATED WITH A LAYER OF MACROMOLECULARMATERIAL
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Beschreibung
Zusammenfassung:	GRAFT COPOLYMERS CONTAINING PERFLUOROALKYL GROUPS Aqueous dispersions of copolymers and/or graft copolymers composed of ethylenically unsaturated perfluoroalkyl monomers and perfluoroalkyl-free ethylenically unsaturated monomers can be prepared by polymerisation in the presence of aqueous, emulsifier-free polyurethane dispersions as the graft base based on compounds containing perfluoroalkyl groups and active hydrogen atoms and compounds containing ionic and/or nonionic hydrophilic groups and active hydrogen atoms and polyisocyanates and ran be used for the oil-repellent and water-repellent finishing of textiles, carpets, leather and paper. GRAFT COPOLYMERS CONTAINING PERFLUOROALKYL GROUPS Aqueous dispersions of copolymers and/or graft copolymers composed of ethylenically unsaturated perfluoroalkyl monomers and perfluoroalkyl-free ethylenically unsaturated monomers can be prepared by polymerisation in the presence of aqueous, emulsifier-free polyurethane dispersions as the graft base based on compounds containing perfluoroalkyl groups and active hydrogen atoms and compounds containing ionic and/or nonionic hydrophilic groups and active hydrogen atoms and polyisocyanates and ran be used for the oil-repellent and water-repellent finishing of textiles, carpets, leather and paper.