MULTIPLE-LAYER, MULTIPLE-DENIER NONWOVEN FIBER BATT
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United States of America Patent
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Issued Date -
May 31, 2007
app pub date -
Nov 14, 2006
filing date -
Nov 14, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A nonwoven fiber product comprises a coarse fiber web comprising a plurality of coarse fibers and substantially free of any fine fibers, and a fine fiber web comprising a plurality of the fine fibers and substantially free of any of the coarse fibers, wherein the coarse fiber web is positioned adjacent to the fine fiber web. A method of making a nonwoven fiber product comprises blending a plurality of coarse fibers into a coarse fiber blend that is substantially free of fine fibers, blending a plurality of fine fibers into a fine fiber blend that is substantially free of coarse fibers, forming the coarse fiber blend into a coarse fiber web, and forming the fine fiber blend into a fine fiber web, wherein the fine fiber web is formed adjacent to the coarse fiber web.
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