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US 10,480,656 B2Granted
Bridge tape with directed foam expansion and method for sealing holes in sheet metal or plastic parts of automobile bodies
AssigneeTesa SE
InventorsRobert Fallon, Elliot Sedlecky, Patrick Boecker, Andreas Meier
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Abstract
Bridge tape with directed foam expansion comprised of thermally foamable composition, useful for applying coating material through holes in the tape to a substrate beneath the tape, after which the holes can be sealed by heating to cause the foamable composition to foam and the foam to seal the holes.
Claims10
A bridge tape comprising:
- a foamable composition comprising an expandable microballoon;
- a first backing material;
- a second backing material;
- and
- an adhesive coating or a two-sided adhesive tape,
- wherein:
- the foamable composition is disposed between the first backing material and the second backing material;
- the adhesive coating or the two-sided adhesive tape is disposed between the first backing material and the foamable composition;
- and
- the first backing material and the second backing material are fixed by a thread.
7 more elements
Dependencies are inferred from the claim text.