Patent ID: 6825246
Filing Date: 2004-11-30
Classification: A61L,C08L,C09J

Abstract:
A pressure sensitive hydrocolloid adhesive for medical use comprising the following composition by percentage weight:a) from about 2% to about 10% ethylene propylene rubber b) from about 9.5% to about 16% styrenic block copolymer c) from about 24% to about 33% tackifying resin d) from 0 to about 0.5% anti-oxidant e) from about 15% to about 35% NaCMC (Low DS) f) from about 5% to about 20% pectin g) from 0% to about 6% tackifier with softening point below about 37Â° C. comprising polyvinylcyclohexane h) from about 3% to about 12% plasticizer i) from 0% to about 25% NaCMC (high DS) j) from 0% to about 6% powdered cellulose wherein the probe tack force in grams is in the range of 400-750, saline absorbency is in the range of about 500-5000 g/m2/d, and tensile strength is in the range of about 500-3500 g/cm2.