PACKAGING MATERIAL AND PACKAGING CONTAINERS PRODUCED THEREFROM

摘要

Disclosed is a packaging sheet comprising a core layer of thermoplastic and filler admixed into the thermoplastic, wherein the thermoplastic compris es a physical mixture of polypropylene and polyethylene, the polyethylene being provided in an amount which increases impact toughness at temperatures less than 10.degree. C and constituting between about 28% and 50% by weight of th e thermoplastic physical mixture.