Multilayer stretch cling film

CAFC
  • US 6,265,055 B1
  • Filed: 10/13/1999
  • Issued: 07/24/2001
  • Est. Priority Date: 10/13/1999
  • Status: Expired due to Term
First Claim
Patent Images

1. A multi-layer, thermoplastic stretch wrap film containing seven polymeric layers, comprising:

  • (a) two outer layers, at least one of which having a cling performance of at least 100 grams/inch, said outer layer being selected from the group consisting of linear low density polyethylene, very low density polyethylene, and ultra low density polyethylene resins, said resins being homopolymers, copolymers, or terpolymers, of ethylene and alpha-olefins; and

    (b) five inner layers, with each layer being selected from the group consisting of linear low density polyethylene, very low density polyethylene, ultra low density polyethylene, and metallocene-catalyzed linear low density polyethylene resins;

    said resins are homopolymers, copolymers, or terpolymers, of ethylene and C3 to C20 alpha-olefins.

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