Process and device for cool melt-extruded filaments
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United States of America Patent
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-
Jun 16, 1998
Grant Date -
N/A
app pub date -
Dec 2, 1996
filing date -
Jan 21, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
For the cooling of melt-extruded filaments of fiber-forming polymers spun from nozzle in molten form, said filaments are exposed to a medium prepared in foam form. The filaments emerging from the spinning nozzle are taken to the cooling area through said foam before passing on to a further process. The cooling medium, consisting of a liquid, is prepared by the addition of a gas.
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