Antistatic tufted carpet

Details Antistatic tufted carpet Antistatic tufted carpet

1972-10-16

1976-05-04

McCamish, Marion E.

Stock material or miscellaneous articles

Pile or nap type surface or component

Particular backing structure or composition

428234, 428284, 428300, 428367, 428408, 428902, D03D 2700, D04H 1100, D05C 1700

Patent

active

039550222

ABSTRACT:
The invention provides a primary carpet backing having a thickness of less than 2 mm. measured at a pressure of 240 g./cm..sup.2 comprising a 2 to 6 oz./yd..sup.2 woven or bonded nonwoven sheet of continuous filaments or ribbons of polypropylene having needled thereto a 1 to 6 oz./yd..sup.2 layer of a blend of staple fiber containing from about 0.5 to 30% by weight of synthetic organic polymeric fiber containing conductive carbon and having a specific resistance of less than 1 .times. 10.sup.4 ohm. cm.

REFERENCES:
patent: 2845962 (1958-08-01), Bulgin
patent: 3288175 (1966-11-01), Valko
patent: 3582445 (1971-06-01), Okuhashi
patent: 3678675 (1972-07-01), Klein
patent: 3806401 (1974-04-01), Brinkhoff et al.

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