Patent ID: 7875655
Filing Date: 2011-01-25
Classification: B02C,B29B,B29K,B29L,B32B,C08G,C08J,C08L,E04C,Y02P,Y02W,Y10T

Abstract:
1. A composite material comprising: carpet waste comprising a combination of nylon fibers, polyester fibers, and polypropylene fibers exhibiting different physical and processing properties; and a binding agent in intimate association, the composite material comprising between 25% and 99% carpet waste and between 1% and 25% binding agent, wherein (i) the binding agent comprises one or more of methylenediphenyldiisocyanate (MDI), urea formaldehyde (UF), melamine urea formaldehyde (MUF), and phenol formaldehyde (PF), and (ii) the composite material comprises fibers consisting essentially of a highest melting point fiber of the carpet waste.