Process for continuous mass polymerization of alkenyl-aromatic c

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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260 4AR, 525316, 526 65, 526 88, 422138, C08F 202, C08F 1208

Patent

active

042751772

ABSTRACT:
Styrene-containing polymers are produced by one- or multi-stage prepolymerization and subsequent continuous, one- or multi-stage main polymerization with final working up. In the main polymerization stage(s) the mixture is subjected simultaneously to a heat exchange and a static mixing procedure.

REFERENCES:
patent: 3451986 (1969-06-01), Metais
patent: 3903202 (1975-09-01), Carter et al.
patent: 4107410 (1978-08-01), Tocker

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