RESIN COMPOSITION FOR FOAMED RESIN SHEETS, FOAMED RESIN SHEET, LAMINATED SHEET, AND METHOD FOR PRODUCING FOAMED RESIN SHEET

摘要

To provide a foamed resin sheet having excellent moldability, heat insulation performance, lightness in weight, mechanical characteristics and flame retardancy, and a resin composition for foamed resin sheets for use therein.SOLUTION: A resin composition for foamed resin sheets contains, based on a polyvinyl chloride resin (A) 100 pts.mass, a plasticizer (B) 40-75 pts.mass, tin acid zinc (C) 5-20 pts.mass, and a thermally expandable microcapsule (D) 1-20 pts.mass.SELECTED DRAWING: None