Tri-N-substituted-s-triazine-trione chain terminator for polyvin

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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Details

526 84, 526 85, 526204, C08F 238, C08F 242

Patent

active

044789866

ABSTRACT:
An improved process for terminating the suspension polymerization reaction of vinyl chloride monomer into polyvinyl chloride which comprises adding hindered phenols of the structure presented hereinafter to the polymerization reaction at a point in time when a predetermined amount of monomer conversion has occurred.

REFERENCES:
patent: 3225108 (1965-12-01), Sturgis
patent: 3926910 (1975-12-01), Mowdood

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