NON-ROUND SPINNERET PLATE HOLE
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United States of America Patent
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app pub date -
Nov 11, 2009
filing date -
Nov 12, 2002
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Abandoned
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Abstract
The present invention concerns a spinneret plate for manufacturing a nonwoven fabric, having multiple non-round holes, which are similar to trilobal or multiarmed holes in particular, for polymer flow outlet to produce filaments, in which identical holes are positioned in rows offset relative to one another. At least a first row has a positional arrangement of the holes that differs from the positional arrangement of a second row of rows through rotation of the holes.
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