Dry-formed nonwoven fabric

Details Dry-formed nonwoven fabric Dry-formed nonwoven fabric

D - Textiles, Paper

04

H

117/43

D04H 5/04 (2006.01) D04H 1/04 (2006.01) D04H 1/64 (2006.01) D04H 5/02 (2006.01)

Patent

CA 1139159

DRY-FORMED NONWOVEN FABRIC ABSTRACT A dry-formed nonwoven fabric; preferably an air lay web; including a fiber composition which is at least 50%, by weight, wood pulp fiber less than about .635 cm (1/4 inch) in length with 25% or more of the fiber composition in the web, by weight, being kraft wood pulp fibers, and under 50%, by weight, reinforcing fibers intermixed with the wood pulp fibers throughout the web structure; an embossment in the web providing a plurality of compressed, densified valley regions and less-dense high loft regions; the web including no more than about 5.1 g/m2 (3.0 lbs per ream of 2,880 ft.2) of a binder and having a cross machine direction wet tensile strength no lower than about .09 Kg/cm (0.5 lbs/inch), and preferably at least .107 Kg/cm (0.6 lbs/ inch). A higher cross-machine direction wet tensile strength in excess of .267 Kg/cm (1.5 lbs/inch) can be established at a binder level less than 8.5 g/m2 (5 lbs/ream), and preferably at a binder level between 6.8-8.5 g/m2 (4-5 lbs/ream).

364110

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