Flame retardant polystyrene (PS) was prepared through adding decabromodiphenyl oxide/ether (DBDPO) into PS or blending PS with brominated polystyrene (BPS).

• 在聚苯乙烯(PS)中填充十溴二苯醚或共混溴化聚苯乙烯(BPS)得到阻燃PS。