Patent ID: 6780895
Filing Date: 2004-08-24
Classification: C08G,D06N,Y10T

Abstract:
A frothed polyurethane foam comprising the reaction product of:(a) a polyisocyanate and (b) a polyol component having an average functionality of about 1.9 to about 3, and comprising: (i) at least one polyoxyalkylene polyol containing a major amount of oxypropylene moieties and having an unsaturation of less than about 0.015 meq/g, an equivalent weight of from about 800 Da to about 5000 Da, and a nominal functionality of from 2 to 8; and (ii) at least one chain extender in the presence of (c) at least one catalysts and (d) a solid particulate filler in an amount of from about 50 to about 350 parts by weight, based upon 100 parts by weight of components (a) and (b).