To provide a plastic corrugated cardboard which has the physical property close to a corrugated paper, can be punched or bent by a processing machine for the conventional corrugated paper, to which an adhesive can apply, by which case making is accordingly carried out without difficulty, and a box as the product of which is easily treated.
The material used is the one which is produced by adding an organic or inorganic powder-like or fiber-like filler to an ethylene-vinyl acetate copolymer (EVA) instead of a conventionally used polyolefin. Toughness of EVA is suppressed, and the material is stiffened and appropriately fragile, and has a slip prevention effect. The structure of the plastic corrugated cardboard may be any of a parallel rib type, a corrugation type or an air bubble board type.
ASAI MASAYUKI
IWASAKA MASAKI
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