Continuous filament composite nonwoven webs
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United States of America Patent
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Sep 2, 2003
Grant Date -
N/A
app pub date -
Oct 12, 2000
filing date -
Oct 13, 1999
priority date (Note) -
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status (Latency Note)
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Abstract
Nonwoven webs of continuous filaments are provided having a mixture or blend of first and second continuous filaments wherein the first and second continuous filaments are different from the first continuous filaments in one or more respects such as size, cross-sectional shape, polymer composition, crimp level, wettability, liquid repellency, and charge retention. The second continuous filaments can be substantially surrounded by the first continuous filaments wherein the ratio of first continuous filaments to second continuous filaments exceeds about 2:1.
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