Alpha-methyl-p-bromo-styrene and method of preparation

Details Alpha-methyl-p-bromo-styrene and method of preparation Alpha-methyl-p-bromo-styrene and method of preparation

1976-05-07

1977-06-07

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526 21, 526 43, 526 75, 526229, 526240, 526278, 526279, C08F 1216, C08F11216, C08F 3002, C08F 3004

Patent

active

040284867

ABSTRACT:
Alpha-methyl-p-bromo-styrene prepared by the manipulative steps of brominating poly(.alpha.-methyl-styrene) and subsequently depolymerizing the brominated polymer. The alpha-methyl-p-bromo-styrene has particular utility as a co-monomer for preparing copolymers exhibiting a flame retardancy.

REFERENCES:
patent: 2439213 (1948-04-01), Kispersky et al.
patent: 2668164 (1954-02-01), Swart et al.
patent: 2732371 (1956-01-01), Wehr et al.
patent: 3068214 (1962-12-01), Rassweiler et al.
patent: 3168502 (1965-02-01), Sexsmith
patent: 3770668 (1973-11-01), Corbett et al.

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