Process for the manufacture of heat shaped automobile carpet

Details Process for the manufacture of heat shaped automobile carpet Process for the manufacture of heat shaped automobile carpet

1978-09-29

1979-09-25

McCamish, Marion E.

Stock material or miscellaneous articles

Pile or nap type surface or component

Particular backing structure or composition

428 96, 428286, 428287, 428288, 428296, 156 72, 156306, B32B 2734

Patent

active

041691768

ABSTRACT:
In the manufacture of a shaped automobile carpet in which a spun nonwoven-fabric backing composed of two dissimilar types of polyester filaments is tufted, then provided on its back with a layer of a polymeric dispersion binder, and shaped in heated state, the improvement which comprises bonding to the underside of the carpet before shaping a spun nonwoven fabric having isotropic strength properties and a weight per unit area of about 20 to 60 g/m.sup.2. Advantageously, the spun nonwoven fabric is bonded to the underside by a layer of sintered polyethylene powder. Such carpet shows less spacing than heretofore between the tufts in critical zones of curvature.

REFERENCES:
patent: 4093763 (1978-06-01), Hartmann

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