Stretchable nonwoven webs based on multi-layer blown microfibers
AssigneeMinnesota Mining and Manufacturing Company
InventorsEugene G. Joseph, Leigh E. Wood, Dennis L. Krueger, Paul R. Suszko, Daniel E. Meyer
Life of this patent
Estimating the term…
Abstract
A highly conformable and deformable nonwoven web comprising melt-blown microfibers having multiple layers of a relatively low modulus material and a high modulus material.
Claims30
An extensible nonwoven web comprising melt-blown microfibers each of said microfibers having at least two substantially continuous layers throughout said microfiber length comprised of at least one first layer of a low modules material and at least one second layer of a relatively nonelastic higher modulus material capable of undergoing substantial permanent deformation.
Dependencies are inferred from the claim text.