FUEL COMPOSITION OF AVIATION UNLEADED GASOLINE Russian patent published in 2023 - IPC C10L1/00 C10L1/04 C10L1/16 

FIELD: oil refining and petrochemistry.

SUBSTANCE: fuel composition of aviation gasoline with an octane rating of at least 94.0 according to the motor method, a saturated vapor pressure in the range of 38.0-49.3 kPa and an initial boiling point of at least 40°C, including alkylate with a boiling point up to 180°C, aromatic hydrocarbons С7-С9 and isomerizate, in which the isomerizate comprises a limited proportion of hydrocarbons С4-С5 no more than 5 wt.%, and only industrially available hydrocarbon fractions and pure hydrocarbons are used as components in the following ratio, wt.%: alkylate with T_kk up to 180° up to 100, isomerizate 8-20, aromatic hydrocarbons С7-С9 20-28.

EFFECT: improving the storage stability and reducing the risk of vapor lock formation.

2 cl, 2 tbl