Sizeless yarn, a method of making it and a method of using it
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United States of America Patent
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Sep 28, 2004
Issued Date -
N/A
app pub date -
Apr 18, 2002
filing date -
Mar 18, 1999
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Expired
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Abstract
A yarn having good entanglement and good quality, preferably a multifilament polyamide yarn, a method for making the yarn, and a woven fabric made from the yarn wherein the yarn comprises the following properties: the yarn length per defect is greater than or equal to about 3000 meters per defect; the maximum skip length is less than or equal to about 120 millimeters; the ratio between yarn length per defect to maximum skip length is greater than or equal to about 50; the entanglements per meter times the average entanglement strength is greater than or equal to about 120; and the yarn can be woven sizeless. The yarn of the invention is useful in the sizeless weaving of fabric used in air bags.
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