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US 4,705,715 AGranted
Adhesive tapes having a foamed backing and method for making same
AssigneeThe Kendall Company
InventorsLeonard D. DeCoste, Jr., Abboud L. Mamish
Life of this patent
Estimating the term…
Abstract
Novel adhesive tapes comprising a cloth material and a layer of plastic foam having a thin plastic skin adhered to one surface and a layer of adhesive, e.g. a pressure-sensitive adhesive adhered to the opposed surfaces; and methods for making same.
Claims13
In adhesive tape comprising an adhesive coated onto a backing comprising a cloth material and a layer of plastic,
- the improvement wherein said plastic comprises a foam having a thin plastic skin adhered to the outer surface thereof.
An adhesive tape comprising a cloth material contained substantially within a plastic foam layer;
- a layer of adhesive adhered to one surface of said cloth and foam;
- and a thin outer plastic skin adhered to the opposed surface of said cloth and foam.
A method for preparing an adhesive tape comprising the steps of:
- (1) coextruding a polymeric melt comprising a plastic layer of foam and a thin plastic skin onto a cloth material so that said foam layer is applied first to said cloth;
- and
- (2) thereafter coating an adhesive layer on the opposed surface of said cloth.
Dependencies are inferred from the claim text.