POLYSTYRENIC RESIN LAMINATED FOAMED SHEET AND MOLDING CONTAINER THEREFOR

摘要

PROBLEM TO BE SOLVED: To provide a laminated foamed sheet for a polystyrenic resin foamed container constituted so as to reduce the elution of a styrene oligomer into soup at the time of cooking of precooked chow mein or the like. SOLUTION: The laminated foamed sheet characterized by laminating a polystyrenic resin film comprising a polystyrenic resin composition wherein the content of a styrene dimer and a styrene trimer is 1,600 ppm, 10-25 pts.wt. of a rubber component is contained and a domain with a long diameter of 5μm or below is formed by the rubber component. COPYRIGHT: (C)2004,JPO&NCIPI