| abstract |
PROBLEM TO BE SOLVED: To obtain a styrene resin foam excellent in flame retardancy and production stability. SOLUTION: A styrenic resin master batch, a styrenic resin, and a foaming agent containing a halogenated aliphatic group-containing compound having a melting point of 150 ° C. or lower in an amount of 1 wt% to 60 wt%, preferably 10 wt% to 30 wt%. A styrene resin foam excellent in flame retardancy and production stability obtained by extrusion foaming a styrene resin composition comprising the above, and a method for producing the same. [Selection figure] None |