Slit neck spunbond process and material
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United States of America Patent
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Sep 7, 2004
Grant Date -
Oct 30, 2003
app pub date -
Apr 24, 2002
filing date -
Apr 24, 2002
priority date (Note) -
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Abstract
A process for making a plurality of necked nonwoven strips having similar or identical cross-directional profiles includes the steps of slitting a neckable nonwoven web into a plurality of neckable nonwoven strips, passing the neckable nonwoven web between a first pair of nip rollers having a first surface velocity and a second pair of nip rollers having a second surface velocity greater than the first surface velocity, and necking the nonwoven web between the first pair of nip rollers and the second pair of nip rollers.
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