Patent ID: 6280818
Filing Date: 2001-08-28
Classification: B32B,D03D,D04H,D06N,D10B,Y10T

Abstract:
A method of making a carpet comprising the steps of:forming a primary backing by needle-punching a woven fabric component having warp and fill yarns to a bonded non-woven fabric component, wherein the weight ratio of the woven fabric component to the non-woven fabric component is between about 1 to about 5, said backing having a dimensional stability of about 3 pounds to about 20 pounds, wherein the dimensional stability is determined by grabbing and pulling the backing at a 45 degree angle in relation to the warp and fill yarns of the backing such that the backing incurs approximately a 5% elongation; andthereafter, inserting a piling yarn through the primary backing.