USE OF AN AQUEOUS DISPERSION OF BIODEGRADABLE POLYESTERS
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United States of America Patent
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Issued Date -
Apr 25, 2013
app pub date -
Sep 20, 2012
filing date -
Sep 23, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to the use of an aqueous dispersion of at least one biodegradable polyester in the form of a coating for improving the barrier properties of packaging materials made of paper or paperboard, in particular of packaging materials made of recycled paper or paperboard, with respect to mineral oils. The present invention also relates to a process for producing barrier coatings on paper or paperboard, in particular on recycled paper or paperboard.
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Family
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Cited Art Landscape
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