Apparatus for smoothing and cooling a synthetic resin web produced by a slit nozzle
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United States of America Patent
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Mar 28, 2006
Grant Date -
Mar 25, 2004
app pub date -
Jul 31, 2003
filing date -
Aug 3, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An apparatus for smoothing and cooling of slit nozzle synthetic web passes the web following the smoothing gap between two rollers along a cooled surface and into contact with cold air introduced by cold air chamber open toward the roller surface.
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