US Patent 8168550 - Extensible nonwoven webs containing monocomponent nanocomposite fibers

http://www.freepatentsonline.com/8168550.html

This patent from Procter Gamble teaches incorporation of nanofibers into nonwoven webs to achieve absorbent articles such as diapers and wipes that are softer and more extensible. Claim 1 reads:

1. A nonwoven web comprising monocomponent nanocomposite fibers, the nanocomposite fibers comprising:

a) a polymer composition; and

b) a nanoparticles composition, wherein the nonwoven web has an average elongation at peak load that is greater than the average elongation at peak load of a comparable web without nanocomposite fibers.