Film with improved lap seal

Details Film with improved lap seal Film with improved lap seal

1992-08-21

1994-03-29

Buffalow, Edith

Stock material or miscellaneous articles

Hollow or container type article

Shrinkable or shrunk

428349, 428516, 428910, B65B 5300

Patent

active

052983021

ABSTRACT:
A multilayered thermoplastic film having improved lap seal strength includes skin layers having blends of ethylene propylene copolymer with polybutylene or propylene butene copolymer, or propylene butene copolymer. Oriented shrink films can beneficially be made from three and five layer formulations including such skin layer compositions.

REFERENCES:
patent: 4194039 (1980-03-01), Mueller

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