Embossed thermoplastic material
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United States of America Patent
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-
Aug 10, 1982
Grant Date -
N/A
app pub date -
Dec 15, 1980
filing date -
Dec 15, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An embossed thermoplastic film characterized in that one surface of the film is provided with a plurality of rows of protuberances having the shape of pyramids with square bases which extend perpendicular to both the longitudinal and the transverse axes of the film. The protuberances are joined at the edge of the bases by flat valley portions which intersect each other at right angles. The embossed film has a low coefficient of friction and increased embossed thickness.
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