A floor panel may include a substrate and a top layer. The substrate may include a closed cell foamed PVC layer. The top layer may include a back layer, a printed synthetic material film, a transparent or translucent synthetic material wear layer, and a surface layer. The printed synthetic material
A floor panel may include a substrate and a top layer. The substrate may include a closed cell foamed PVC layer. The top layer may include a back layer, a printed synthetic material film, a transparent or translucent synthetic material wear layer, and a surface layer. The printed synthetic material film may be a printed PVC film. The transparent or translucent synthetic material wear layer may include a vinyl layer, and have a thickness of 1 millimeter or less. The surface layer may include a UV hardened substance. The floor panel may include a pair of long edges with first mechanical coupling parts and a pair of short edges with second mechanical coupling parts. The first mechanical coupling parts may have vertically active locking surfaces, and horizontally active locking surfaces formed in the material of the closed cell foamed PVC layer.
대표청구항▼
1. A floor panel comprising: a substrate; anda top layer located above the substrate;wherein the substrate includes a closed cell foamed PVC layer with fillers;wherein the closed cell foamed PVC layer has an average density of more than 300 kilograms per cubic meter;wherein the top layer includes a
1. A floor panel comprising: a substrate; anda top layer located above the substrate;wherein the substrate includes a closed cell foamed PVC layer with fillers;wherein the closed cell foamed PVC layer has an average density of more than 300 kilograms per cubic meter;wherein the top layer includes a back layer, a printed synthetic material film located above the back layer, a transparent or translucent synthetic material wear layer located above the printed synthetic material film, and a surface layer located above the transparent or translucent synthetic material wear layer;wherein the back layer includes a vinyl compound with fillers;wherein the back layer has a thickness of at least 45 percent of the thickness of the top layer;wherein the printed synthetic material film is a printed PVC film;wherein the transparent or translucent synthetic material wear layer includes a vinyl layer;wherein the transparent or translucent synthetic material wear layer has a thickness of 1 millimeter or less;wherein the surface layer includes a UV hardened substance;wherein the top layer has a thickness of 0.5 to 3 millimeters;wherein the floor panel is rectangular and oblong and includes a pair of long edges and a pair of short edges;wherein the floor panel includes first mechanical coupling parts at the pair of long edges and second mechanical coupling parts at the pair of short edges;wherein the first mechanical coupling parts allow a horizontal and vertical locking of two of such floor panels using a turning movement along the respective long edges;wherein the first mechanical coupling parts include a tongue and a groove;wherein the groove is flanked by an upper lip and a lower lip;wherein the first mechanical coupling parts include a vertical locking mechanism having a vertically active locking surface at the upper side of the tongue and the lower side of the upper lip, respectively;wherein the first mechanical coupling parts include a horizontal locking mechanism having a horizontally active locking surface at the lower side of the tongue and the upper side of the lower lip, respectively; andwherein the horizontally active locking surfaces are formed in the material of the closed cell foamed PVC layer. 2. The floor panel of claim 1, wherein the vertically active locking surfaces are formed in the material of the closed cell foamed PVC layer. 3. The floor panel of claim 1, wherein the substrate has a thickness of at least 5 millimeters. 4. The floor panel of claim 1, wherein the back layer is the thickest and densest layer of the top layer. 5. The floor panel of claim 1, wherein the top layer is glued to the substrate. 6. The floor panel of claim 1, wherein the top layer has a density of more than 500 kilograms per cubic meter. 7. The floor panel of claim 1, wherein the top layer has a higher density than the substrate. 8. The floor panel of claim 1, wherein the floor panel has a thickness of 5 to 10 millimeters. 9. The floor panel of claim 1, wherein the floor panel comprises a backing layer below the substrate. 10. The floor panel of claim 1, wherein the floor panel will bend less than 10 centimeters per meter under its own weight. 11. A floor panel comprising: a substrate; anda top layer located above the substrate;wherein the substrate includes a closed cell foamed PVC layer with fillers;wherein the closed cell foamed PVC layer has an average density of at least 500 kilograms per cubic meter;wherein the closed cell foamed PVC layer has a local density on the flat side which is situated closest to the top layer, which is higher than in the center of the closed cell foamed PVC layer;wherein the top layer includes a back layer, a printed synthetic material film located above the back layer, and a transparent or translucent synthetic material wear layer located above the printed synthetic material film;wherein the back layer includes a vinyl compound with fillers;wherein the back layer has a thickness of at least 45 percent of the thickness of the top layer;wherein the floor panel is rectangular and oblong and includes a pair of long edges and a pair of short edges;wherein the floor panel includes first mechanical coupling parts at the pair of long edges and second mechanical coupling parts at the pair of short edges;wherein the first mechanical coupling parts allow a horizontal and vertical locking of two of such floor panels using a turning movement along the respective long edges;wherein the first mechanical coupling parts include a tongue and a groove;wherein the groove is flanked by an upper lip and a lower lip;wherein the first mechanical coupling parts include a vertical locking mechanism having a vertically active locking surface at the upper side of the tongue and the lower side of the upper lip, respectively;wherein the first mechanical coupling parts include a horizontal locking mechanism having a horizontally active locking surface at the lower side of the tongue and the upper side of the lower lip, respectively; andwherein the horizontally active locking surfaces are formed in the material of the closed cell foamed PVC layer. 12. The floor panel of claim 11, wherein the vertically active locking surfaces are formed in the material of the closed cell foamed PVC layer. 13. The floor panel of claim 11, wherein the closed cell foamed PVC layer has a local density on both flat sides which is higher than in the center of the closed cell foamed PVC layer. 14. The floor panel of claim 11, wherein the substrate has a thickness of at least 5 millimeters. 15. The floor panel of claim 11, wherein the back layer is the thickest and densest layer of the top layer. 16. The floor panel of claim 11, wherein the top layer is glued to the substrate. 17. The floor panel of claim 11, wherein the top layer has a density of more than 500 kilograms per cubic meter. 18. The floor panel of claim 11, wherein the top layer has a higher density than the substrate. 19. The floor panel of claim 11, wherein the floor panel has a thickness of 5 to 10 millimeters. 20. The floor panel of claim 11, wherein the floor panel comprises a backing layer below the substrate. 21. The floor panel of claim 11, wherein the floor panel will bend less than 10 centimeters per meter under its own weight. 22. A floor panel comprising: a substrate; and a top layer located above the substrate;wherein the substrate includes a closed cell foamed PVC layer with fillers;wherein the closed cell foamed PVC layer has an average density of more than 300 kilograms per cubic meter;wherein the floor panel includes a glass fiber layer located at a distance from the center of the closed cell foamed PVC layer;wherein the top layer includes a back layer, a printed synthetic material film located above the back layer, and a transparent or translucent synthetic material wear layer located above the printed synthetic material film;wherein the back layer includes a vinyl compound with fillers;wherein the back layer has a thickness of at least 45 percent of the thickness of the top layer;wherein the floor panel is rectangular and oblong and includes a pair of long edges and a pair of short edges;wherein the floor panel includes first mechanical coupling parts at the pair of long edges and second mechanical coupling parts at the pair of short edges;wherein the first mechanical coupling parts allow a horizontal and vertical locking of two of such floor panels using a turning movement along the respective long edges;wherein the first mechanical coupling parts include a tongue and a groove;wherein the groove is flanked by an upper lip and a lower lip;wherein the first mechanical coupling parts include a vertical locking mechanism having a vertically active locking surface at the upper side of the tongue and the lower side of the upper lip, respectively;wherein the first mechanical coupling parts include a horizontal locking mechanism having a horizontally active locking surface at the lower side of the tongue and the upper side of the lower lip, respectively; andwherein the horizontally active locking surfaces are formed in the material of the closed cell foamed PVC layer. 23. The floor panel of claim 22, wherein the vertically active locking surfaces are formed in the material of the closed cell foamed PVC layer. 24. The floor panel of claim 22, wherein the floor panel comprises glass fiber layers located at a distance from the center of the closed cell foamed PVC layer and at both sides of the center of the closed cell foamed PVC layer. 25. The floor panel of claim 22, wherein the substrate has a thickness of at least 5 millimeters. 26. The floor panel of claim 22, wherein the top layer is glued to the substrate. 27. The floor panel of claim 22, wherein the floor panel has a thickness of 5 to 10 millimeters. 28. The floor panel of claim 22, wherein the floor panel comprises a backing layer below the substrate. 29. The floor panel of claim 22, wherein the floor panel will bend less than 10 centimeters per meter under its own weight.
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