Process for suspension polymerization of styrenic monomers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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526 79, 526 86, 526201, 526227, 526234, 5263471, C08F 220, C08F 200, C08F 1218, C08F 1206

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043673201

ABSTRACT:
There is provided a method for the suspension polymerization of one or more styrenic monomers. This method involves increasing the amount of substantially water insoluble free radical initiator in the suspension after the conversion of the monomer has reached at least 50%. The temperature of the suspension is at least 110.degree. C. throughout the entire polymerization.

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