Patent ID: 7393593

Claim:
A plastic film comprising: a. at least one sealing layer, comprising at least one member selected from the group consisting of low density polyethylene, linear low density polyethylene, ethylene ester copolymer, ethylene alpha olefin copolymer, polypropylene copolymer, polypropylene homopolymer, very low density polyethylene, polybutylene, styrene based copolymer, ionomer, ethylene methacrylic acid copolymer, and combinations thereof; b. at least one barrier layer, comprising polyvinylidene chloride polymers; c. one or more intermediate layers, comprising a member selected from the group consisting of ethylene ester copolymer, ethylene ester polymer, chemically modified polyethylene, chemically modified polypropylene, and combinations thereof; characterized in that said one or more intermediate layers comprises 70% by weight white TiO2 pigment.