Method for the production of a nonwoven fabric

Details Method for the production of a nonwoven fabric Method for the production of a nonwoven fabric

1977-06-06

1979-04-24

Wityshyn, Michael G.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156181, 156229, 156272, 156306, 264126, 264289, 428 91, 428296, B32B 2702, D04H 154

Patent

active

041510232

ABSTRACT:
A nonwoven fabric is produced by forming a batt comprising staple fibers oriented primarily in the fill direction, drafting the batt in the warp direction in a first warp-drafting zone, needling the drafted batt, drafting the needled batt in the warp direction in a second warp-drafting zone, and drafting the warp-drafted, needled batt in the fill direction in a fill-drafting zone. A fabric, apparatus for producing the fabric, and a method for fusing a nonwoven batt are provided.

REFERENCES:
patent: 2467291 (1949-04-01), Brelsford et al.
patent: 2804120 (1957-08-01), Dancewicz
patent: 2959509 (1960-11-01), Marshall
patent: 3357878 (1967-12-01), Newman
patent: 3619337 (1971-11-01), Weedon et al.
patent: 3676245 (1972-07-01), Helmut et al.
patent: 3836416 (1974-09-01), Ropiequet
patent: 3856602 (1974-12-01), Colijn et al.

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