Bonded nonwoven fabrics suitable for diaper coverstock

Details Bonded nonwoven fabrics suitable for diaper coverstock Bonded nonwoven fabrics suitable for diaper coverstock

C - Chemistry, Metallurgy

08

L

400/1349, 117/43

C08L 33/08 (2006.01) A61L 15/22 (2006.01) C08F 220/18 (2006.01) D04H 1/64 (2006.01) D04H 5/04 (2006.01)

Patent

CA 1144294

ABSTRACT OF THE DISCLOSURE This invention concerns a nonwoven fabric particularly adapted for use as a diaper coverstock. The fabric consists essentially of fibers and a binder wherein at least 50%, by weight, of the fibers are hydrophobic fibers. The binder comprises a water insoluble, hydrophobic, emulsion copolymer of ethylenically unsaturated monomers comprising (A) 1 to 8% by weight of a monoethylenically unsaturated carboxylic acid, or a mixture thereof, (B) 50 to 75% by weight of a C4 to C8 alkyl acylate or a mixture thereof, and (C) 20 to 49% by weight of methyl methacrylate, stryrene, .alpha.-methyl styrene or a mixture thereof. The fabric has sufficient wet tensile strength for use as a diaper coverstock.

340848

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