Nonwoven fabric, method and apparatus for it's manufacture

Details Nonwoven fabric, method and apparatus for it's manufacture Nonwoven fabric, method and apparatus for it's manufacture

1976-08-09

1979-05-15

Powell, William A.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

19258, 19299, 26 87, 26 97, 28110, 28135, 156148, 156441, 428235, 428300, B32B 502

Patent

active

041548892

ABSTRACT:
A nonwoven fabric is produced by forming a batt of fibers which are oriented primarily transverse relative to the direction of movement of the batt, stretching said batt longitudinally relative to the direction of movement of the batt, and needling the stretched batt. Also apparatus suitable for the production of the novel fabric is disclosed.

REFERENCES:
patent: 3303547 (1967-02-01), Kalwaites
patent: 3535178 (1970-10-01), Parlin et al.
patent: 3545442 (1970-12-01), Wicker et al.
patent: 3615989 (1971-10-01), DePoe
patent: 3765989 (1973-10-01), Burger
Krupp Maschinenfabrikej "Machinery for the Manufacture of Nonwoven Fabrics", pp. 1-18.

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