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US 12,350,912 B2Granted
Flooring material using pozzolan and manufacturing method thereof
AssigneePunghan Industry Co., Ltd.
InventorHo Joon Bae
Life of this patent
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Abstract
The present invention relates to a flooring material including: a base material layer as a stone plastic composite (SPC) core; a color film layer formed on top of the base material layer to provide a given color and pattern; a wear layer formed on top of the color film layer to provide a corrosion resistance; a UV resistant layer formed on top of the wear layer to provide surface protection; and a pad layer formed on the underside of the base material layer to provide shock absorption and sound absorption.
Claims5
A flooring material comprising:
- a base material layer as a stone plastic composite (SPC) core;
- a color film layer formed on top of the base material layer to provide a given color and pattern;
- a wear layer formed on top of the color film layer to provide corrosion resistance;
- a UV resistant layer formed on top of the wear layer to provide surface protection;
- and
- a pad layer formed on the underside of the base material layer to provide shock absorption and sound absorption,
- wherein the base material layer is made by molding, to the shape of a sheet, a base material layer composite comprising 20 to 26% by weight of PVC powder, 8 to 12% by weight of pozzolan powder, 1.5 to 2.5% by weight of zinc stearate, 1.5 to 2.5% by weight of ethylene resin, 0.5 to 1.5% by weight of methyl methacrylate, 0.4 to 0.6% by weight of a PVC lubricant, and the remaining percentage by weight of calcium carbonate.
4 more elements
Dependencies are inferred from the claim text.