GASOLINE ADDITIVE AND COMPOSITION CONTAINING THEREOF Russian patent published in 2001 - IPC

FIELD: gasoline production. SUBSTANCE: ethyl alcohol-based gasoline additive contains, wt %: aromatic amine 6-20, crotonic aldehyde 0.1-1.5, acetic aldehyde 0.2-2.0, water 0.5-1.5, and organometallic additive 0.1-4.0. As aromatic amine, N- methylaniline or toluidine mixture, or xylidine mixture is used and, as organometallic additive, methylcyclopentadienylmanganese tricarbonyl or dicyclopentadienyliron derivative. Such additive is contained in gasoline composition in concentrations 5 to 15 wt %. EFFECT: increased octane number without worsening environmental properties, reduced CO and CH formation in internal combustion engines. 4 cl, 2 tbl