Rubber compositions containing phenol derivatives of 1,3,4-thiad

Details Rubber compositions containing phenol derivatives of 1,3,4-thiad Rubber compositions containing phenol derivatives of 1,3,4-thiad

1987-12-07

1989-04-04

Lilling, Herbert J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524571, C08K 546

Patent

active

048187780

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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