Multipurpose functional fluid for agricultural machinery or construction machinery
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United States of America Patent
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Mar 4, 1997
Grant Date -
N/A
app pub date -
Oct 12, 1994
filing date -
Oct 15, 1993
priority date (Note) -
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Abstract
A biodegradable multipurpose functional fluid for agricultural or construction machinery, comprising a base oil, a detergent-dispersant and an antioxidant (and a viscosity index improver if desired), in which the base oil is a fatty acid triester of trimethylolpropane obtained from a fatty acid that either has from 40% to 70% by weight of caprylic acid and from 20% to 50% by weight of capric acid, or is derived from a coconut oil which has been adjusted to have a stearic acid content of from 10% to 20% by weight.
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