Controlled polymerization of dimethyldiallylammonium halides by

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 81, 526229, 526292, C08F 210, C08F 440

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active

040924670

ABSTRACT:
An alkali metal or ammonium bisulfite or metabisulfite added incrementally to a polymerizing aqueous solution of dimethyldiallylammonium halide enables control of the intrinsic viscosity of the resulting polymer within desired limits without adverse effect on monomer conversion.

REFERENCES:
patent: 2923701 (1960-02-01), Schuller et al.
patent: 3412019 (1968-11-01), Hoover et al.
patent: 3862091 (1975-01-01), Barabas et al.

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