| abstract |
Lead-free aviation fuel composition. high octane unleaded aviation fuel compositions having high aromatic content and a chn content of at least 97.2 wt%, less than 2.8 wt% oxygen content, a t10 are provided. maximum 75 ° c, t40 minimum 75 ° c, t50 maximum 105 ° c, t90 maximum 135 ° c, final boiling point less than 190 ° c, heat of combustion set at least 43.5 mj / kg, a vapor pressure in the range of 38 to 49 kpa, freezing point is less than -58 ° c. |