▎ 摘　　要

NOVELTY - A polypropylene mat comprises mat component including warp yarn and weft yarn made of hollow plastic pipe. The weft yarn comprises 90-95 pts. wt. polypropylene, 3-5 pts. wt. antibacterial agent and 1-3 pts. wt. additive. The antibacterial agent comprises 40-50 pts. wt. carbon nanopowder, 10-15 pts. wt. copper powder, 5-8 pts. wt. nano-silver and 10-15 pts. wt. 2-hydroxypropyl methacrylate. The additive is stabilizer, flame retardant or coupling agent. The warp yarn comprises 95-98 pts. wt. polypropylene and 2-5 pts. wt. modifier including 80-85 pts. wt. graphene, 5-10 pts. wt. kaolin, 2-3 pts. wt. feldspar powder, 1-2 pts. wt. titanium dioxide, 3-5 pts. wt. nano-zinc oxide, 1-2 pts. wt. cellulose powder and 2-3 pts. wt. diatomite. USE - Polypropylene mat. ADVANTAGE - The polypropylene mat has excellent antibacterial property and ventilation property, is nontoxic, and can be prepared in simple manner. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of polypropylene mat, which involves weighing raw materials and then mixing, grinding the mixture and then extruding, ball milling the mixture and granulating.