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DURABLE NATURAL FABRIC PRODUCTS

  • US 20190309173A1
  • Filed: 03/29/2019
  • Published: 10/10/2019
  • Est. Priority Date: 04/04/2018
  • Status: Active Grant
First Claim
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1. A waterproofing composition for a natural fabric or textile product comprising:

  • a crosslinking polyvinyl acetate adhesive applied and cured on the exterior surfaces of the natural fabric product as a first coating layer or a primer and a coating layer selected from the group consisting of acrylic, alkyd, asphalt, emulsion polymer isocyanate, epoxy, lacquer, latex, polyurethane, urethane, and vinyl ester applied over the cured crosslinking polyvinyl acetate adhesive as a second coating layer or a topcoat on said product,wherein said product is woven, knitted, or fabricated from natural fibers, yarns, or threads;

    said yarns or threads being twisted or spun from the natural fibers;

    wherein said adhesive includes a polyvinyl acetate-based adhesive resin, a copolymer, a crosslinking agent, and a catalyst and is a Type I or Type II adhesive; and

    wherein said composition forms into a coating film on at least a part of the exterior surfaces of said product as a protective coating and provides durable protection to said product.

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