Back to results
US 11,447,672 B2Granted
Tape with acrylic-free adhesive
AssigneeAvery Dennison Corporation
InventorsHenry Milliman, Thomas C. Epple
Life of this patent
Estimating the term…
Abstract
Adhesive tapes are described which find particular application for sealing joints or regions between adjacent panels such as rigid foam insulation panels. Also described are methods of using the sealing tapes and systems of sealed panels using the sealing tapes.
Claims20
An adhesive tape comprising:
- a backing defining a first face and an oppositely directed second face and a first adhesive layer of acrylic-free adhesive disposed on at least one of the first face and the second face of the backing,
- wherein the tape exhibits a cohesive failure characteristic, and a 180° peel force greater than 2.0 pounds per inch (350 N/m);
- wherein the adhesive consists of (i) 30 to 40 wt % of a rubber agent, (ii) 49 to 59 wt % of a solid resin, (iii) 5 to 10 wt % of a liquid resin;
- and (iv) 0.5 to 2 wt % of an additive;
- and optionally (v) a solvent,
- wherein the first adhesive layer has a coating thickness of 1 to 7 mils;
- and
- wherein the backing has a thickness of about 5 to 10 mils.
5 more elements
Dependencies are inferred from the claim text.