摘要 |
<p>The first invention relates to an olefinic naphtha comprising <UL ST="-"> <LI>10-80 wt % olefins; <LI>20-90 wt % non-olefins comprising at least 50 wt % paraffins; <LI>less than 10 ppm wt sulphur; <LI>less than 10 ppm wt nitrogen <LI>less than 10 wt % aromatics; <LI>a total acid number < 1.5 </UL> Further inventions relate to a blended naphtha comprising an olefinic naphtha and a hydrotreated Fischer-Tropsch or petroleum naphtha; a process for producing lower olefins by Fischer-Tropsch conversion of syngas and conversion of the product in a naphtha cracker; a similar process for producing ethylene; and a process for manufacturing ethylene at a second site, remote from a first, in which an olefinic naphtha is formed at a first site and the conversion is carried out at the second.</p> |