POLYURETHANE BACKED PRODUCTS AND METHODS

摘要

A surface covering such as a carpet, carpet tile, area rug, floor mat or the like incorporating a textile face disposed in contacting overlying relat ion to at least one polyurethane layer. One or more optional intermediate st ructure layers may be disposed within, on, over, or under the polyurethane l ayer and one or more optional backing layers may be disposed across the unde rside of the polyurethane layer. Polyurethane compositions preferably includ ing castor oil may form the precoat, tiecoat, and/or backing.