BARRIER PROPERTIES OF HDPE FILM
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United States of America Patent
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Issued Date -
Oct 16, 2014
app pub date -
Nov 2, 2012
filing date -
Nov 28, 2011
priority date (Note) -
Abandoned
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Abstract
A composition comprising high density polyethylene (HDPE), calcium phthalate and a metal stearate is provided. Film that is prepared from this composition has excellent barrier properties—especially a low water vapor transmission rate (WVTR)—and is suitable for the preparation of packaging for dry foods such as crackers and cereals.
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