Multiple layer packaging sheet material

Details Multiple layer packaging sheet material Multiple layer packaging sheet material

1987-12-23

1992-03-03

Buffalow, Edith

Stock material or miscellaneous articles

Hollow or container type article

Nonself-supporting tubular film or bag

428349, 428412, 428516, 428517, 428483, 4284763, 428511, 428518, B29D 2200

Patent

active

050931644

ABSTRACT:
Packaging sheet materials 10 and packages having improved impact/shock tolerance as measured in a slope drop test. The sheet materials comprise an impact layer 12 of a blend of polypropylene and a polymer providing elastomeric properties between a sealant substructure 14 and a substrate substructure 16.

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