Pressure-sensitive adhesive based on acrylate block copolymers
AssigneeTesa SE
InventorsMarc Husemann, Thilo Dollase, Bernd Luhmann
Life of this patent
Estimating the term…
Abstract
Pressure-sensitive adhesive comprising an acrylate block copolymer having at least two chemically distinguishable, covalently interlinked acrylate polymer blocks P in microphase-separated regions and each having a softening temperature of between −125 and +20° C.
Claims43
Pressure-sensitive adhesive comprising an acrylate blockcopolymer having at least two chemically distinguishable, covalently interlinked acrylate polymer blocks P, the at least two polymer blocks P independently of one another each being a homopolymer block of a first monomer or a copolymer block of a second monomer, which may be the same as or different from the first monomer, with a comonomer, and the at least two polymer blocks P being present under application conditions in microphase-separated regions and each having a softening temperature of between −125 and +19° C.
Dependencies are inferred from the claim text.