Method for creping nonwoven webs
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United States of America Patent
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Issued Date -
Jun 26, 2003
app pub date -
Dec 20, 2001
filing date -
Dec 20, 2001
priority date (Note) -
Abandoned
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Abstract
The present invention provides a method for creping a nonwoven web using a hot melt adhesive as the creping adhesive. As a second aspect of the present invention, an internal adhesive is added to the polymers used to produce the nonwoven web during the nonwoven web forming process and this internal adhesive adheres the nonwoven web to the creping roll. Using the processes of the present invention, more energy efficient methods are provided for creping nonwoven webs. The creped nonwoven webs of the present invention are useful in a wide variety of application including as wipes, liners, transfer or surge layers, outercovers, other fluid handling materials and looped attachment materials for hook and loop fasteners.
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