Impact resistant polytetrafluoroethylene and preparation thereof
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United States of America Patent
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Apr 30, 1996
Issued Date -
N/A
app pub date -
Feb 28, 1995
filing date -
Jul 21, 1992
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention provides shaped, substantially unoriented, compositions of PTFE, having high notched Izod impact resistance, produced in a hot compression molding process wherein heat and pressure are applied simultaneously in a selected temperature range below the melting point of the virgin, as polymerized PTFE powder.
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