Embodiments of a new foamed surface covering are disclosed, wherein a primary layer of polymeric foam features at least one coherent layer consisting of a water-resistant blend of styrene-maleic anhydride and acrylic resin. The coherent layer facilitates the secured and reusable application of the s
Embodiments of a new foamed surface covering are disclosed, wherein a primary layer of polymeric foam features at least one coherent layer consisting of a water-resistant blend of styrene-maleic anhydride and acrylic resin. The coherent layer facilitates the secured and reusable application of the surface covering after repeated washings.
대표청구항▼
1. A surface covering for horizontal and vertical surfaces, comprising: a multilayered composite material comprising: (a) a primary layer of polymeric foam; and (b) at least one layer of coherent resin, wherein the at least one layer of coherent resin includes a water-resistant composition of styren
1. A surface covering for horizontal and vertical surfaces, comprising: a multilayered composite material comprising: (a) a primary layer of polymeric foam; and (b) at least one layer of coherent resin, wherein the at least one layer of coherent resin includes a water-resistant composition of styrene-maleic anhydride copolymer having a glass transition temperature in the range of −30° C. to −40° C. and acrylic resin, whereby the surface covering can be secured and reapplied to horizontal and vertical surfaces after repeated washings. 2. The surface covering according to claim 1, wherein the primary layer of polymeric foam further includes a polymeric compound containing a resin selected from the group consisting of latex, polyvinyl chloride, polyurethane and ethylene vinyl acetate. 3. The surface covering according to claim 1, wherein the primary layer of polymeric foam is composed of a thermally cured polyvinyl chloride (PVC) compound, the compound further comprising a plasticizer, polyvinyl chloride resins, calcium carbonate, a chemical foaming agent, a heat stabilizer, and a pigment. 4. The compound according to claim 3, wherein the plasticizer is selected from the group consisting of Diisononyl phthalates (DINP), Dioctyl terephthalates (DOTP), Epoxidized Soybean Oils (ESO), or combinations thereof. 5. The compound according to claim 3, further comprising a copolymeric blend of two dissimilar PVC homopolymer dispersion resins. 6. The surface covering according to claim 1, wherein the primary layer is between 1.275 mm to 6.35 mm in thickness. 7. The surface covering according to claim 1, wherein the primary layer of polymeric foam encases an intermediate reinforcing layer of knitted or nonwoven scrim. 8. The surface covering according to claim 7, wherein the knitted scrim comprises woven yarns selected from the group consisting of natural or synthetic yarns. 9. The surface covering according to claim 8, wherein the woven construction of the knitted scrim defines a series of apertures. 10. The surface covering according to claim 7, wherein the nonwoven scrim comprises autogenously bonded polyester fibers. 11. The surface covering according to claim 1, wherein the primary layer consists of a continuous layer of unsupported polymeric foam. 12. The surface covering according to claim 11, wherein the continuous layer of unsupported foam includes at least one surface having a plurality of micro-embossed indentations. 13. The surface covering according to claim 12, wherein the micro-embossed indentations provide an arrangement of concave recesses to enhance the bonding characteristics of the coherent layer. 14. The surface covering according to claim 1, wherein at least one layer of coherent resin is between 0.5 mm to 1.5 mm in thickness. 15. The surface covering according to claim 1, wherein the Styrene-Maleic Anhydride copolymer is formed by means of controlled radical polymerization. 16. The surface covering according to claim 1, wherein the coherent layer of Styrene-Maleic Anhydride copolymer and Acrylic resin impedes the migration of plasticizers. 17. The surface covering according to claim 1, wherein the coherent layer of Styrene- Maleic Anhydride copolymer and Acrylic resin prevents the adhesion of residual polymeric foam to subjacent surfaces upon removal. 18. The surface covering according to claim 1, wherein the multilayered composite material does not require an integral release coating to protect the layer of coherent resin. 19. The surface covering according to claim 1, wherein the multilayered composite material does not require a separable release liner to protect the layer of coherent resin. 20. A surface covering for horizontal and vertical surfaces, comprising: a multilayered composite material comprising: (a) a primary layer of polymeric foam; (b) an obverse layer of coherent resin; (c) a subjacent layer of coherent resin; and (d) at least one separable release liner, wherein at least one layer of coherent resin includes a water-resistant composition of styrene-maleic anhydride copolymer having a glass transition temperature in the range of −30° C. to −40° C. and acrylic resin, whereby the surface covering can be secured and reapplied to horizontal and vertical surfaces after repeated washings. 21. The surface covering according to claim 20, wherein the primary layer of polymeric foam further includes a polymeric compound containing a resin selected from the group consisting of latex, polyvinyl chloride, polyurethane and ethylene vinyl acetate. 22. The surface covering according to claim 20, wherein the primary layer of polymeric foam is composed of a thermally cured polyvinyl chloride (PVC) compound, the compound further comprising a plasticizer, polyvinyl chloride resins, calcium carbonate, a chemical foaming agent, a heat stabilizer, and a pigment. 23. The compound according to claim 22, wherein the plasticizer is selected from the group consisting of Diisononyl phthalates (DINP), Dioctyl terephthalates (DOTP), Epoxidized Soybean Oils (ESO), or combinations thereof. 24. The compound according to claim 22, further comprising a copolymeric blend of two dissimilar PVC homopolymer dispersion resins. 25. The surface covering according to claim 20, wherein the primary layer is between 1.275 mm to 6.35 mm in thickness. 26. The surface covering according to claim 20, wherein the primary layer of polymeric foam encases an intermediate reinforcing layer of knitted or nonwoven scrim. 27. The surface covering according to claim 26, wherein the knitted scrim comprises woven yarns selected from the group consisting of natural or synthetic yarns. 28. The surface covering according to claim 27, wherein the woven construction of the knitted scrim defines a series of apertures. 29. The surface covering according to claim 26, wherein the nonwoven scrim comprises autogenously bonded polyester fibers. 30. The surface covering according to claim 20, wherein the primary layer consists of a continuous layer of unsupported polymeric foam. 31. The surface covering according to claim 30, wherein the continuous layer of unsupported foam includes at least one surface having a plurality of micro-embossed indentations. 32. The surface covering according to claim 31, wherein the micro-embossed indentations provide an arrangement of concave recesses to enhance the bonding characteristics of the coherent layer. 33. The surface covering according to claim 20, wherein at least one layer of coherent resin is between 0.5 mm to 1.5 mm in thickness. 34. The surface covering according to claim 20, wherein the Styrene-Maleic Anhydride copolymer is formed by means of controlled radical polymerization. 35. The surface covering according to claim 20, wherein the coherent layer of Styrene- Maleic Anhydride copolymer and Acrylic resin impedes the migration of plasticizers. 36. The surface covering according to claim 20, wherein at least one coherent layer of Styrene-Maleic Anhydride copolymer and Acrylic resin prevents the adhesion of residual polymeric foam to subjacent surfaces upon removal.
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