Core material for sandwich panel and method for manufacturing same, and sandwich panel comprising core material
AssigneeLG Hausys, Ltd.
InventorSung Min Kim
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Abstract
Provided are a core material for a sandwich panel comprising a composite in which thermoplastic resin and cork powder are combined, and a method for manufacturing the core material for the sandwich panel, comprising a step of forming the composite by mixing the thermoplastic resin and the cork powder, and a step of insert injection-molding the composite that is formed. Also provided is a sandwich panel, comprising the core material for the sandwich panel, which comprises the composite in which the thermoplastic resin and the cork powder are combined, and one pair of surface materials that are stacked on both surfaces of the core material.
Claims12
A core for sandwich panels, comprising:
- a composite in which a thermoplastic resin and cork powder are combined,
- wherein the composite comprises 10 parts by weight to 30 parts by weight of the cork powder based on 100 parts by weight of the thermoplastic resin.
A method for manufacturing a core for sandwich panels, comprising:
- forming a composite by mixing a thermoplastic resin and cork powder;
- and
- insert injection molding of the formed composite.
Dependencies are inferred from the claim text.