Rubber compositions containing polymeric phenol derivatives of 1

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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Details

524 83, 525150, 525152, 528205, 528211, C08L 8100, C08G 6538, C08G 6540

Patent

active

047344571

ABSTRACT:
A process is disclosed for stabilization of natural rubber against oxidative degradation by incorporating therein phenolic derivatives of 3-hydroxymethyl-5-hydroxymethylthio-1,3,4-thiadiazolidine-2-thione and stabilized rubber compositions thereof.

REFERENCES:
patent: 2850453 (1958-09-01), Fields
patent: 3676449 (1972-07-01), Song
patent: 3960783 (1976-06-01), Seltzer et al.
patent: 4128510 (1978-12-01), Richwine

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