Patent ID: 7994381

Claim:
Wound covering being at least two-layered, said covering having a first layer composed of a foam material, exhibiting a first major surface and a second major surface; a second layer as a germ barrier, more particularly composed of a film material, this second layer directly adjoining the first major surface of the first layer; and a pressure-sensitive adhesive on the second major surface of the first layer, the pressure-sensitive adhesive comprising a polymer which is obtainable by polymerizing at least one isocyanate component with at least one diol or polyol component; wherein the pressure-sensitive adhesive is not allowed to penetrate the first layer through to the first major surface, and wherein a layer of the pressure-sensitive adhesive has a water vapor transmission rate of ≧2000 g/m 2 /24 h for a basis weight of the pressure-sensitive adhesive of approximately 100 g/m 2 or a water absorption of <5% by weight.