Manufacture of heat-stable brominated oligomers of...

C - Chemistry – Metallurgy – 07 – C

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402/573, 260/653

C07C 17/10 (2006.01) C07C 17/12 (2006.01) C08F 8/22 (2006.01)

Patent

CA 1054161

ABSTRACT OF THE DISCLOSURE: A process for the manufacture of heat-stable, brominated oligostryenes by brominating selectively hydrogenated oligostryenes in halogenated solvents in the presence of Lewis acids at from -25° to +20°C. The brominated oligomers are highly heat-stable and can be processed, by themselves or as com- ponents of mixtures with other thermoplastics, to give various shaped articles.

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