Patent Number: 6,253,526

Title: Installation method for carpet underlays

Abstract: A process for installing a carpet underlay resistant to water requires placing a padding over a floor, mechanically securing the padding to the floor and placing an underlay over the padding. The underlay is formed of a water resistant fabric or water resistant film. The fabric being treated with a water repellent finish. The resulting fabric or film being resistant to water such that 20 ml of water poured on a sample of the underlay from a height of 6 cm results in no wet spot after 10 minutes, or results in a wet spot having a maximum diameter of 2.54 cm, on a paper towel located directly beneath the location on the underlay on which the water has been poured.

Inventors: Murphy; Peter Michael (Ooltewah, TN), Materniak; Joyce Monson (Hockessin, DE), Cathey; Anne Dowdell (Cleveland, TN), Dittman; Misty Dawn (Cleveland, TN)

Assignee: E.I. du Pont de Nemours and Company

International Classification: A47G 27/04 (20060101); A47G 27/00 (20060101); E04G 023/00 (); E04F 015/00 ()

Expiration Date: 07/03/2018