Method relating to after-treatment of packaging material
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United States of America Patent
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Dec 26, 2000
Grant Date -
N/A
app pub date -
Apr 26, 1999
filing date -
Jun 24, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides a cost-effective manner of adding hydrophobic zeolite to packaging material for preventing or reducing the transmission of order-influencing and taste-influencing substances to the package contents, wherein a hydrophobic zeolite in powder form is added to the packaging material in conjunction with or immediately after applying printing ink and/or varnish to the packaging material.
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