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US 7,064,092 B2Granted
Woven face polyvinyl chloride floor covering
AssigneeMohawk Brands, Inc.
InventorsRobert D. Hutchison, Todd M. Shail
Life of this patent
Estimating the term…
Abstract
The floor covering includes multiple layers including a non-woven base layer, a VAE precoat applied to the non-woven woven base layer and overlaid by a first PVC layer. A fiberglass mat is applied over the first PVC layer and a second PVC layer is applied over the mat. A woven PVC layer is laminated by heat and pressure to the underlying second PVC layer. The woven PVC layer comprises monofilament or multifilament cores, preferably but not limited to, polyester filaments overlaid by a PVC coating.
Claims14
A floor or wall covering comprising:
- a non-woven polyester base layer;
- a vinyl acetate emulsion pre-coat applied to the base layer;
- a first polyvinyl chloride layer overlying and in contact with the vinyl acetate emulsion pre-coat layer;
- a non-woven mat overlying and in contact with the first polyvinyl chloride layer;
- a second polyvinyl chloride layer overlying and in contact with the mat;
- and
- a prestabilized woven polyvinyl chloride layer overlying and in contact with the second polyvinyl chloride layer and forming a face layer for the covering.
4 more elements
A floor or wall covering comprising:
- a non-woven polyester base layer;
- a first polyvinyl chloride layer overlying the base layer;
- a non woven mat overlying the first polyvinyl chloride layer;
- a second polyvinyl chloride layer overlying the mat;
- and
- a woven layer overlying the second polyvinyl chloride layer and forming a face layer for the covering, said woven layer including yarns having at least one polyester filament coated with polyvinyl chloride;
- and
- a pre-coat overlying and in contact with the base layer, said base layer including a non-woven polyester, said non-woven base layer and the pre-coat each having a weight of 4–40 oz/yd2, said first and second polyvinyl chloride layers each having a weight of 10–80 oz/yd2, said mat being formed of fiberglass.
5 more elements
Dependencies are inferred from the claim text.