This to prepare of polystyrenes resistant to heat, brominated on the core

摘要

P the invention relates to a process for the to prepare of polystyrenes resistant to heat, brominated on the core. / p & & p & according to the invention, it is added to the prior at chlorohydrocarbon, per mole of a lewis acid, 0,02 to 2 moles of a substance which plays the role of nucleophilic base screw - to - the lewis acid. / p & & p & the method makes it possible to obtain a continuation of the brominated polystyrenes and thermostable. / p