Patent ID: 6551704
Filing Date: 2003-04-22
Classification: A61L,C08L,C09J,Y10T

Abstract:
Backing materials having a self-adhesive composition on at least one side, wherein said self-adhesive composition is a pressure-sensitive hotmelt adhesive composition which at a frequency of 0.1 rad/s has a dynamic-complex glass transition temperature of less than âˆ’30Â° C., the overall proportion of styrene in the polymer is less than 35% by weight and the pressure-sensitive hotmelt adhesive composition consists offrom 10% by weight to 75% byof block copolymers,weightfrom 5% by weight to 80% byof tackifiers,weightless than 60% by weightof plasticizers,less than 15% by weightof additives, andless than 5% by weightof stabilizers.