Thermoformable acoustical mat composition and method

摘要: A thermoformable acoustical mat composition having reduced quantities of ethylene vinyl acetate and elastomers increased filler concentrations. The includes an intimate blend 5% to 30% asphalt constituent; 4% 15% elastomer binder 50% 80% a constituent 1% 8% co-polymer constituent. method melt mixing extrusion forming compositions is also provided.