Rubber vulcanization agents and methods for their preparation

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From sulfur-containing reactant

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10628732, C08G 7500

Patent

active

047390360

ABSTRACT:
Superior vulcanization agents for rubber are prepared by reacting sulfur with an olefin at 140.degree.-160.degree. C. in an aqueous reaction media in the presence of a basic catalyst and a dispersing agent.

REFERENCES:
patent: 2410595 (1946-11-01), Bacon
patent: 4190460 (1980-02-01), Cassar
patent: 4475953 (1984-10-01), Ludwig

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