Composite boards and panels
AssigneeCeraloc Innovation AB
InventorDarko PERVAN
Life of this patent
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Abstract
A building panel (1) including a water resistant core (5) including thermoplastic material 21 and a surface layer (4) including thermosetting resins. Also, production methods to form a board material (1′) with a dry blend of thermoplastic particles 21a in powder form and fillers in powder form and to apply a surface layer (4) with a hot-hot lamination process to a core (5) including such board material.
Claims20
A building panel comprising a core and a surface layer,
- wherein the core comprises a mix of thermoplastic material and wood particles,
- wherein the surface layer comprises a composite material comprising wood particles bonded to each other by a cured thermosetting resin, and
- wherein the surface layer is bonded to the core by the cured thermosetting resin.
A board comprising an upper surface, a lower surface, and an intermediate portion located between the upper surface and the lower surface, wherein the intermediate portion comprises wood particles embedded in a thermoplastic material, and wherein the upper surface comprises essentially raw wood particles adapted to bond to a thermosetting resin.
Dependencies are inferred from the claim text.