Patent ID: 7223468

Claim:
A medical pressure-sensitive adhesive sheet comprising a support layer having a pressure-sensitive adhesive layer on at least one side thereof, wherein the pressure-sensitive adhesive layer is formed with an adhesive comprising 100 parts by weight of an acrylic polymer and 30 to 100 parts by weight of a compatible component that is compatible with the acrylic polymer and that is in a liquid or paste state at room temperature and wherein the support layer contains a compatible component that is compatible with the acrylic polymer and that is in a liquid or paste state at room temperature, the amount of the compatible component contained in the support layer is more than 0% and 70% or less of the amount of the compatible component contained in the pressure-sensitive adhesive layer, and the support layer has an elongation of 200% or more in a state where the support layer contains no compatible component, and wherein the support layer is formed with a resin composition that contains a urethane-acrylic composite polymer.