Composite nonwoven material process of manufacture and its application to any absorbent article of hygiene
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United States of America Patent
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Sep 23, 1997
Grant Date -
N/A
app pub date -
Jan 18, 1996
filing date -
Jun 16, 1993
priority date (Note) -
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Abstract
A composite nonwoven material comprises at least one layer (2) of a carded voile of hydrophobic thermoplastic fibers, the said fibers being partially disoriented in at least a proportion of the thickness of the voile so that a proportion of the said fibers has an angular orientation in relation to the main plane of the fibers of the said voile, and a layer (3) made of voile of nonwoven of noncarded type of hydrophobic thermo-plastic fibers, the fibers of at least one of the layers being chosen from fibers with a low melting point, two-component fibers, mixtures of such fibers with fibers of high melting point and fibers mixed with a binder or one face of the voile of one of the layers is coated with a binder, the layers being joined together by heat-melting.
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