Port tube and closure composition, structure and assembly for a flowable material container
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United States of America Patent
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Jun 23, 2009
Grant Date -
Jun 9, 2005
app pub date -
Jan 24, 2005
filing date -
Jan 8, 2001
priority date (Note) -
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Abstract
The present invention provides a flowable material container assembly having a membrane tube disposed coaxially within a port tube. The membrane tube has an outer layer, a core layer, and an inner layer. The outer layer is a blend of a polyolefin and a thermoplastic elastomer. The core layer is a blend of a polyolefin and a thermoplastic elastomer. The inner layer is a blend of a polyolefin, a radio frequency susceptible polymer, and a thermoplastic elastomer.
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