Polyester compositions for gas and moisture barrier materials, barrier materials formed from said compositions and a container formed from a layer of said barrier material.

摘要

Polymer blends of
<UnorderedLists id="ula01" listStyle="none"><ListItem>(a) a polymer selected from the group consisting of a poly(ester) and copolymers thereof, and</ListItem><ListItem>(b) a polymer selected from the group consisting of poly(vinyl alcohol) and copolymers thereof, may be fabricated into barrier packaging materials having very low permeabilities to oxygen, other fixed gases and moisture.</ListItem></UnorderedLists>