| 摘要 |
<p>A composition is provided that contains a major amount of a base oil and a minor amount of at least one butylene oxide-modified alkyl-bis-ethoxylated monoamine, wherein the alkyl group have carbon atoms in the range of 8 to 22 and ethylene oxide to butylenes oxide is in a ratio in the range of about 3:1 to about 2:1. The composition provides improved friction modification in fuel and in lubricating oils.</p> |
