TRUNK PISTON ENGINE LUBRICATING OIL COMPOSITIONS
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United States of America Patent
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app pub date -
Oct 15, 2012
filing date -
Jun 29, 2010
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Abandoned
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Abstract
A trunk piston engine lubricating oil composition is disclosed comprising (a) a major amount of a base stock containing at least 90% by weight saturated hydrocarbons; and (b) a base stock selected from the group consisting of (i) an ester base stock wherein the ester base stock is present in an amount greater than 10% by weight and no greater than about 45% by weight, based on the total weight of the lubricating oil composition, and (ii) an alkylated aromatic base stock.
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