Lubricant for fuel
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United States of America Patent
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Nov 22, 1994
Issued Date -
N/A
app pub date -
May 6, 1993
filing date -
Jun 20, 1991
priority date (Note) -
Expired
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Abstract
A new lubricant for addition to preferably two-cycle engine fuels is provided. The lubricant may be a solid lubricant in the form of a pellet having a diameter of at least 1 mm., which is readily dispersible when dropped into the fuel. Also, the lubricant of this invention preferably comprises from 25 to 75 percent of a saturated fatty acid having 12 to 22 carbon atoms; (2) from 5 to 25 weight percent of at least one of a polyisobutylene having a molecular weight of at least 800 or a polymerized, unsaturated fatty acid having an average of at least about 24 carbon atoms per polymerized molecule; and (3) from 0 to 50 weight percent of a polybasic ester of a polyol molecule and 2 to 4 fatty acid molecules, each fatty acid molecule having an average of 4 to 22 carbon atoms.
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