A stain-adsorbing backing sheet for use with a decorative surface covering; a decorative surface covering comprising a stain-adsorbing backing sheet; and a method for forming a stain-adsorbing backing sheet for a decorative surface covering. The backing sheet comprises an additive which is effective...http://www.google.com.au/patents/US6875504?utm_source=gb-gplus-sharePatent US6875504 - Backing sheet for surface covering
