Patent ID: 7740786
Filing Date: 2010-06-22
Classification: A61F,B29C,B31F,B32B,D04H,D06C

Abstract:
1. A process for making a necked nonwoven material, comprising the steps of: providing a nonwoven web having a first width A; corrugating the nonwoven web in a cross direction using a plurality of laterally spaced castor rollers to provide a corrugated nonwoven web having a second width B less than the first width A; passing the corrugated nonwoven web in a machine direction through a necking station wherein the corrugated nonwoven web is necked causing machine direction extension of the nonwoven web and at least some reduction of corrugations do to consolidation of the nonwoven web in the cross direction; to thereby provide a necked nonwoven web having a third width C which is less than the first width A.