Process for preparing water-absorbing and water-swellable polysaccharide graft polymers

Water-absorbing and water-swellable polysaccharide graft polymers are prepared by inverse suspension polymerization of a polysaccharide with an ethylenically unsaturated monomer containing a carboxyl group followed by partial water removal and crosslinking.

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Bibliographische Detailangaben
Hauptverfasser:	HEIDEL, KLAUS
Format:	Patent
Sprache:	eng
Schlagworte:	AGRICULTURE ANIMAL HUSBANDRY BANDAGES, DRESSINGS OR ABSORBENT PADS CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY COMPOSITIONS BASED THEREON CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FISHING FOMENTATION FORESTRY HORTICULTURE HUMAN NECESSITIES HUNTING HYGIENE MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PROSTHESES THEIR PREPARATION OR CHEMICAL WORKING-UP THEIR RELEVANT APPARATUS TRANSPORTING TRAPPING TREATMENT OR PROTECTION OF EYES OR EARS WATERING
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Beschreibung
Zusammenfassung:	Water-absorbing and water-swellable polysaccharide graft polymers are prepared by inverse suspension polymerization of a polysaccharide with an ethylenically unsaturated monomer containing a carboxyl group followed by partial water removal and crosslinking.