Cushioned backed carpet tile with stabilized nonwoven backing

  • US 5,540,968 A
  • Filed: 09/27/1994
  • Issued: 07/30/1996
  • Est. Priority Date: 03/03/1994
  • Status: Expired due to Term
First Claim
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1. A carpet tile, comprising:

  • a primary carpet fabric having a plurality of pile-forming yarns projecting outwardly therefrom;

    a mass of foamed polymer cushioning disposed on a side of said primary carpet fabric away from said plurality of pile-forming yarns; and

    a nonwoven backing comprising a heat-fused composite of polyester and polypropylene wherein the ratio of polyester to polypropylene is between about 0.43 and about 2.3.

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