Oriented polymeric tape preparation
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United States of America Patent
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Apr 24, 1990
Issued Date -
N/A
app pub date -
Apr 6, 1989
filing date -
May 9, 1988
priority date (Note) -
Expired
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Abstract
A process for the preparation of oriented polymeric tape of a blend of copolyetherester and polyethylene terephthalate, by blending the components at a temperature above the higher crystalline melting point of the two polymeric components for a minimum melt residence time.
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