Process and apparatus for manufacturing a non-woven fabric and t

Details Process and apparatus for manufacturing a non-woven fabric and t Process and apparatus for manufacturing a non-woven fabric and t

1977-02-24

1979-02-27

Simmons, David A.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156200, 15624418, 264145, 264290R, 264DIG47, B29C 1900

Patent

active

041417739

ABSTRACT:
A thermoplastic web of indeterminate length is provided by forming a tubular thermoplastic web having interconnected filaments. The web is rotated about its axis while being advanced along its axis and is slit so as to provide a web having substantially parallel filament alignment at an angle to the longitudinal axis of the web. The web may be formed into a multiply structure having a plurality of webs wherein the filament alignment of at least one of the webs of the structure is at an angle to the filament alignment of at least one of the other webs of the structure.

REFERENCES:
patent: 3551254 (1970-12-01), Warner
patent: 3623927 (1971-11-01), Watson
patent: 3634564 (1972-01-01), Okamoto et al.
patent: 4028452 (1977-06-01), Driscoll

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