abstract |
The present invention provides a plastic film packaging material comprising 100 weight parts of a polyethylene resin and 5 to 100 weight parts of an additive comprising a silica containing naturally porous material which is hydrophillic and which has a pore diameter of 15-200A, a specific surface area of 110 to 130 m 2 /g, voids of 40 to 50% and a specific gravity of about 1.2. |