2-hydroxy-1,3,4-thiadiazoles and lubricating compositions containing same
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United States of America Patent
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Jun 19, 1990
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N/A
app pub date -
Jun 5, 1989
filing date -
Jun 5, 1989
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Expired
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Abstract
This invention concerns novel 2-hydroxy-5-alkylthio-1,3,4-thiadiazoles wherein the alkyl group may be substituted by hydroxy and phenoxy groups. The compounds are effective antiwear agents and antioxidants when incorporated into lubricating compositions.
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