Continuous-strand pellets and method and device for preparing continuous-strand pellets
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United States of America Patent
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Apr 15, 2003
Grant Date -
N/A
app pub date -
Jan 10, 2001
filing date -
Mar 25, 1999
priority date (Note) -
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Abstract
A continuous fiber granulate material includes granulate particles having reinforcing staple fibers helically arranged in a thermoplastic matrix. The reinforcing staple fibers are located in a sheathed zone of the granulate particles along with a melted matrix material, with the granulate further including a core zone having unmelted thermoplastic staple fibers. The continuous fiber granulates have good free-flowing properties and a uniform distribution of reinforcing fibers.
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