| 摘要 |
PURPOSE: A floor material containing scoria powder is provided to endow PP, PE or PVC floor material with high degree of far-infrared emission, and warm keeping and moisture proofing properties. CONSTITUTION: The PP, PE or PVC floor material is made of only scoria powder, or contains a mixture of scoria powder, calcium carbonate and silica. The scoria powder has a particle size of 0.1 to 40 micrometer. The content of the scoria powder is in a range of 10 to 50 weight percent on the basis of the amount of resin powder. The floor material consists of a resin layer, a foamed resin layer, a glass fiber layer, and an upper paper(4), which are stacked in order. The scoria powder is contained in the resin layer.
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