abstract |
The present invention relates to an inorganic filler comprising 35 to 70% by weight of an inorganic filler; 10 to 40% by weight of polylactic acid; 10 to 30% by weight of a plasticizer; 3 to 10% by weight of a crystallization inhibitor selected from acrylate resins; And 0.1 to 5% by weight of a chain extender, 0.05 to 2% by weight of water if necessary, and a process for producing the same. According to the present invention, by using polylactic acid which is a biodegradable polymer, environmentally friendly filling chips for artificial turf can be produced. |