Sealant sheet material

Stock material or miscellaneous articles – Composite – Of epoxy ether

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Details

428355, 428354, 428352, 428451, 428514, 4273722, B32B 2738, C09J 702

Patent

active

045336008

ABSTRACT:
A low cost sheet material, and a method of preparing same, which is useful as a substrate for casting sealants and adhesives. The substrate comprises a highly calendered, smooth grade kraft paper having a coating of an elastomer modified polyvinyl chloride on each of the major surfaces thereof. Either one, or both, of the polyvinyl coatings are provided with a film of a release agent thereon.

REFERENCES:
patent: 4157410 (1979-06-01), McClintock
patent: 4272573 (1981-06-01), Ewald et al.
patent: 4288480 (1981-09-01), Grzywinski et al.

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