Paper roll header and paper roll wrapper assembly
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United States of America Patent
Stats
-
Feb 25, 1992
Grant Date -
N/A
app pub date -
Jan 7, 1991
filing date -
Jan 7, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A paper roll header having a first waterproof polymeric coating over its inner face, the coating being a thermoplastic which is heat softenable at a predetermined elevated temperature for bonding to the crimped end of a wrapper around the paper roll, and a second coating on the first coating on the inner face of the roll, the second coating being in the central zone of the inner face and being non-softenable at the noted predetermined elevated temperature, so that the heat sealingly bonds to the wrapper but not to the end of the roll itself.
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Family
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Cited Art Landscape
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