High loft nonwoven fabric

Details High loft nonwoven fabric High loft nonwoven fabric

1988-04-21

1989-11-28

Cannon, James C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Weight per unit area specified

156290, 1563082, 428286, 428287, 428288, 428296, 428298, 428302, 428340, 428360, 428362, 428370, 604370, 604372, 604378, B32B 526, B32B 710, B32B 3126

Patent

active

048837075

ABSTRACT:
Disclosed are high loft nonwoven fabric composites, suitable for use as coverstock in absorbent personal care articles, that are composed of at least two carded webs of bicomponent thermoplastic resin fibers, wherein the fibers making up at least one web are at least in part flat-crimped bicomponent fibers. Also disclosed is a method of making such laminates by a process that involves thru-air bonding.

REFERENCES:
patent: 4041951 (1977-08-01), Sanford
patent: 4391869 (1983-07-01), Cook et al.
patent: 4548856 (1985-10-01), Ali Khan et al.
patent: 4652484 (1987-03-01), Shiba et al.
Mizutani, "Designing Japanese Diapers Becomes a Growing Concern", Nonwoven World, Nov. 1987.
Pirkkanen, "Multi-Layer Nonwovens for Coverstock, Medical and Other End Uses", Nonwovens World, Nov. 1987.

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