Adhesive tape roll, its method of manufacture and its use for making weatherseal strips

The invention relates to The invention relates to a level-wound roll of acrylic foam tape, a layered acrylic foam tape comprising a layer of thermally crosslinked acrylic foam, a method of making a roll of adhesive tape, a method for measuring the stability of a roll of tape, and a method of making an elongate rubber seal, especially for attachment to a door or a door frame.