Rubber compositions containing phenol derivatives of 1,3,4-thiadiazole
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United States of America Patent
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Apr 4, 1989
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N/A
app pub date -
Dec 7, 1987
filing date -
May 7, 1987
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Expired
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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.
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