| 摘要 |
<p>The present invention relates to the use of a paraffinic base oil in a lubricant for the reduction of nitrogen oxide emissions of compression ignition engines, wherein the paraffinic base oil comprises (i) a continuous series of iso-paraffins having n, n+1, n+2, n+3 and n+4 carbon atoms, wherein n is between 15 and 40.</p> |
