Assembly for a flowable material container
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United States of America Patent
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Feb 12, 2008
Grant Date -
May 6, 2004
app pub date -
Oct 17, 2003
filing date -
Jan 8, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention provides a multiple layered non-PVC containing tubing structure. The tubing structure has a first and a second layer. The first layer is of a polymer blend of (a) from about 30% to about 50% by weight of the first layer a first polyolefin selected from the group consisting of a first propylene containing polymer, (b) from about 0 to about 50% by weight of the first layer a second polyolefin of an .alpha.-olefin containing polymer; (c) from about 0% to about 40% by weight of the first layer a radio frequency susceptible polymer and (d) from about 5% to about 40% of a first thermoplastic elastomer. The second layer is attached to the first layer and includes a non-PVC containing material.
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