Poly(brominated phenylene oxide) and flame-retarded high impact polystyrene composition

摘要

A flame-retarded polystyrene composition which does not bloom comprising at least about 50 percent (by combined weight of polystyrene, poly[brominated phenylene oxide], and enhancing agent) of high impact polystyrene, from about 9 to about 22 percent (by weight) of poly(brominated phenylene oxide), and from 1 to about 10 percent (by weight) of enhancing agent is disclosed.