Floor panel
A floor panel has a rectangular and oblong shape, and includes a substrate and a top layer provided on the substrate and forming a decorative side of the floor panel. The top layer is composed of a print provided on a carrier sheet and a transparent thermoplastic layer situated above the print. The substrate has a thickness from 2 to 10 millimeter and forms at least half of the thickness of the floor panel. The substrate is a polyurethane-based substrate and the transparent thermoplastic layer is polyurethane-based. The floor panel has a length of more than 1.1 meters and has a plurality of reinforcing layers situated outside the center line of the substrate. A reinforcing layer may be provided in combination with the substrate and the top layer.
1. A floor panel comprising:
a substrate; and
a top layer located above the substrate;
wherein the top layer is connected to the substrate by means of glue;
wherein the substrate is single-layered and includes a closed cell foamed PVC board having a density of more than 450 kilograms per cubic meter;
wherein the substrate has a thickness of 2 to 10 millimeters;
wherein the substrate forms at least half of the thickness of the floor panel;
wherein the top layer includes a back layer, a printed synthetic film located above the back layer, a transparent or translucent thermoplastic layer located above the printed synthetic film and a lacquer layer located above the transparent or translucent thermoplastic layer;
wherein the back layer includes PVC with plasticizers and fillers;
wherein the transparent or translucent thermoplastic layer has a thickness of 1 millimeter or less;
wherein the transparent or translucent thermoplastic layer includes PVC;
wherein the lacquer layer is a UV-hardening lacquer layer or a PU lacquer 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 tongue and the groove are substantially responsible for the vertical locking;
wherein the tongue and the groove include locking parts substantially responsible for the horizontal locking;
wherein the first mechanical coupling parts are substantially realized in the substrate;
wherein the second mechanical coupling parts allow a horizontal and vertical locking of two of such floor panels using a downward movement along the respective short edges;
wherein the downward movement is automatically created by the turning movement along the respective long edges; and
wherein the second mechanical coupling parts are substantially realized in the substrate.
2. The floor panel of claim 1 , wherein the back layer is located above the center line determined by the tongue-in-groove coupling.
3. The floor panel of claim 1 , wherein the closed cell foamed PVC board has a density of more than 650 kilograms per cubic meter.
4. The floor panel of claim 1 , wherein the closed cell foamed PVC board has a density of more than 750 kilograms per cubic meter.
5. The floor panel of claim 1 , wherein the back layer has a thickness of more than 45 percent of the thickness of the top layer.
6. The floor panel of claim 1 , wherein the top layer has a thickness of 0.5 to 3 millimeters.
7. The floor panel of claim 1 , wherein the top layer is connected to the substrate by means of dispersion glue based on polyurethane.
8. The floor panel of claim 1 , wherein the floor panel has a thickness of 5 to 15 millimeters.
9. The floor panel of claim 1 , wherein the floor panel has a length of more than 110 centimeters.
10. The floor panel of claim 1 , wherein the floor panel will bend less than 25 centimeters per meter under its own weight.
11. A floor panel comprising:
a substrate; and
a top layer located above the substrate;
wherein the substrate is multi-layered and includes a closed cell foamed PVC board having a density of more than 650 kilograms per cubic meter;
wherein the substrate has a thickness of 2 to 10 millimeters;
wherein the substrate forms at least half of the thickness of the floor panel;
wherein the substrate includes a plurality of embedded glass fiber layers situated on both sides of the center line of the substrate;
wherein the top layer includes a back layer, a printed synthetic film located above the back layer, a transparent or translucent thermoplastic layer located above the printed synthetic film and a lacquer layer located above the transparent or translucent thermoplastic layer;
wherein the back layer includes PVC with plasticizers and fillers;
wherein the transparent or translucent thermoplastic layer includes PVC;
wherein the transparent or translucent thermoplastic layer has a thickness of 1 millimeter or less;
wherein the lacquer layer is a UV-hardening lacquer layer or a PU lacquer 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 tongue and the groove are substantially responsible for the vertical locking;
wherein the tongue and the groove include locking parts substantially responsible for the horizontal locking; and
wherein the first mechanical coupling parts are substantially realized in the substrate.
12. The floor panel of claim 11 , wherein the second mechanical coupling parts allow a horizontal and vertical locking of two of such floor panels using a downward movement along the respective short edges;
wherein the downward movement is automatically created by the turning movement along the respective long edges; and
wherein the second mechanical coupling parts are substantially realized in the substrate.
13. The floor panel of claim 11 , wherein the back layer is located above the center line determined by the tongue-in-groove coupling.
14. The floor panel of claim 11 , wherein the closed cell foamed PVC board has a density of more than 750 kilograms per cubic meter.
15. The floor panel of claim 11 , wherein the back layer has a thickness of more than 45 percent of the thickness of the top layer.
16. The floor panel of claim 11 , wherein the top layer has a thickness of 0.5 to 3 millimeters.
17. The floor panel of claim 11 , wherein the floor panel has a thickness of 5 to 15 millimeters.
18. The floor panel of claim 11 , wherein the floor panel has a length of more than 110 centimeters.
19. The floor panel of claim 11 , wherein the floor panel will bend less than 25 centimeters per meter under its own weight.
20. A floor panel comprising:
a substrate; and
a top layer located above the substrate;
wherein the substrate is single-layered and includes PVC material having a density of more than 650 kilograms per cubic meter;
wherein the substrate has a thickness of 2 to 10 millimeters;
wherein the substrate forms at least half of the thickness of the floor panel;
wherein the top layer includes a printed synthetic film, a transparent or translucent thermoplastic layer located above the printed synthetic film and a lacquer layer located above the transparent or translucent thermoplastic layer;
wherein the transparent or translucent thermoplastic layer includes PVC material and a percentage of plasticizer of 5 to 75 percent by weight;
wherein the transparent or translucent thermoplastic layer has a thickness of 1 millimeter or less;
wherein the lacquer layer is a UV-hardening lacquer layer or a PU lacquer layer;
wherein the PVC material of the substrate is harder than the PVC material of the transparent or translucent thermoplastic layer;
wherein the floor panel is free of intermediate layers between the printed synthetic film and the substrate;
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 tongue and the groove are substantially responsible for the vertical locking;
wherein the tongue and the groove include locking parts substantially responsible for the horizontal locking;
wherein the first mechanical coupling parts are substantially realized in the substrate;
wherein the second mechanical coupling parts allow a horizontal and vertical locking of two of such floor panels using a downward movement along the respective short edges;
wherein the downward movement is automatically created by the turning movement along the respective long edges; and
wherein the second mechanical coupling parts are substantially realized in the substrate.
21. The floor panel of claim 20 , wherein the PVC material of the substrate is hard PVC material.
22. The floor panel of claim 20 , wherein the PVC material of the substrate has a density of more than 750 kilograms per cubic meter.
23. The floor panel of claim 20 , wherein the transparent or translucent thermoplastic layer has a Shore A hardness situated between 50 and 100.
24. The floor panel of claim 20 , wherein the floor panel has a thickness of 5 to 15 millimeters.
25. The floor panel of claim 20 , wherein the floor panel has a length of more than 110 centimeters.
26. The floor panel of claim 20 , wherein the floor panel will bend less than 25 centimeters per meter under its own weight.