Chemical and mechanical softening process for nonwoven web

Details Chemical and mechanical softening process for nonwoven web Chemical and mechanical softening process for nonwoven web

D - Textiles, Paper

06

M

D06M 10/04 (2006.01) D04H 1/54 (2006.01) D06C 19/00 (2006.01) D06M 13/52 (2006.01) D06M 15/70 (2006.01) D06M 23/00 (2006.01)

Patent

CA 2126385

There is provided a method of softening a nonwoven web by wetting a nonwoven web having a starting, unstretched width and a starting cup crush value, with an aqueous solution of softening chemicals, necking the saturated nonwoven web, drying the nonwoven web at a temperature and time sufficient to remove at least 95 percent of the moisture from the nonwoven web, wherein the web has a final cup crush value which is less than 50 percent of the starting cup crush value. The method may optionally include the step of un-necking the nonwoven web to about between 80 and 125 percent of its starting, unstretched width.

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