Pressure-sensitive adhesive based on acrylate block copolymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

Reexamination Certificate

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Details

C525S280000, C525S284000, C525S286000, C525S287000, C525S291000, C525S299000, C524S547000, C524S548000, C524S549000, C524S555000, C524S560000, C524S561000, C156S332000, C428S522000

Reexamination Certificate

active

07459499

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.

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