Metalworking lubricants derived from natural fats and oils
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United States of America Patent
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Dec 5, 1989
Grant Date -
N/A
app pub date -
Sep 2, 1988
filing date -
Sep 2, 1988
priority date (Note) -
Expired
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Abstract
Improved metalworking lubricants derived from natural fats and oils and obtained by reacting the natural fat or oil with a hindered polyol and a dicarboxylic acid are provided. These lubricants may be chlorinated, sulfurized or chlorosulfurized. Also disclosed are compositions useful for a variety of metalworking applications wherein the modified triglyceride is blended with conventional triglycerides and/or hydrocarbon oils and which may additionally contain emulsifiers and additives.
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