HYDROPHILIC WATER SWELLABLE GRAFT COPOLYMER

A hydrophilic, water-swellable graft copolymer comprising polyethylene vinyl acetate (PEVA) containing between 8 and 30 wt. % vinyl acetate units, radiation graft copolymerized with an ethylenic carboxylic acid and subsequently heat treated in an aqueous hydroxide solution at a temperature greater t...

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Bibliographische Detailangaben

Hauptverfasser:	RINGROSE, BARBARA, JULIE, FYDELOR, PETER, JOHN, RAMSAY, JOHNATHAN, WILLIAM, ALEXANDER, MILLER, RONALD, ALAN
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES CHEMISTRY COMPOSITIONS BASED THEREON DISINFECTION, STERILISATION, OR DEODORISATION OF AIR HUMAN NECESSITIES HYGIENE MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES MEDICAL OR VETERINARY SCIENCE METALLURGY METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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