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US 4,230,753 AGranted
Pressure sensitive composite article
AssigneeStauffer Chemical Company
InventorGregory M. Sheyon
Life of this patent
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Abstract
A pressure sensitive composite article, which is useful, for example, as an exterior roofing material for a motor vehicle, is disclosed. It comprises a heat bondable plastic film which is attached to a backing material having a substantially continuous coating of a pressure sensitive adhesive on its opposite side thereof, and a polymeric release liner on the exposed side of the adhesive. The release liner has a melting point below the temperature at which the plastic film is permanently heat deformable.
Claims16
A pressure sensitive, composite article which comprises:
- (a) a heat bondable plastic film;
- (b) a backing attached to the film on one side thereof;
- (c) a substantially continuous and uniform layer of a pressure sensitive adhesive bonded to the side of the backing which is opposite the plastic film;
- and
- (d) a polymeric release liner attached to the adhesive layer opposite the side of said layer which is bonded to the backing, the liner having a melting point which is below the temperature at which the plastic film is heat bondable.
2 more elements
Dependencies are inferred from the claim text.