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US 11,891,815 B2Granted
Board and method for manufacturing a board
AssigneeFlooring Industries Limited, Sarl
InventorBenjamin Clement
Life of this patent
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Abstract
A board consisting at least of a substrate formed at least of a gypsum-based and/or cement-based basic material layer. The board is provided with a chamfer extending through the basic material layer.
Claims15
A panel for interior decorative use, comprising:
- a basic material layer defined by a cement-based substrate;
- a top layer giving a decorative appearance to the panel and located on a surface of the cement-based substrate;
- wherein the basic material layer is provided with polyurethane restricting moisture intake in the basic material layer;
- wherein the top layer comprises a Direct Pressure Laminate (DPL) top layer;
- wherein the polyurethane includes a crosslinker as an adhesion promoter, wherein the polyurethane is at least dispersed in the cement-based substrate.
2 more elements
Dependencies are inferred from the claim text.