| 摘要 |
PURPOSE: A cableveyor manufactured from waste plastic and waste polyurethane powder is provided to have excellent strength and flame retardance by filling thermoplastic waste polyurethane block powder with flame retardance. CONSTITUTION: A cableveyor manufactured from waste plastic and waste polyurethane powder consists of 40-60 parts by weight of waste polypropylene pellets, 20-30 parts by weight of polyurethane block powder, 5-15 parts by weight of an activator, 10-20 parts by weight of a flame retardant and filler, and 0.5-5 parts by weight of pigment, or consists of 40 weight% of waste polypropylene pellet, 15 weight% of waste polyurethane block powder, 5 weight% of glass fiber, 25 weight% of flame retardant and filler, 5 weight% of polyethylene wax, and 3 weight% of a color modifier.
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