ANTIDETONATION ETHYL LIQUID Russian patent published in 1998 - IPC

FIELD: production of fuel, namely, production of ethyl liquid. SUBSTANCE: 2,6-di-tert-butyl-4-methyl phenol (ionol) is additionally fed into ethyl liquid which comprises tetraethyl lead, ethyl bromide, dibromopropane, nephras (or benzine), p-oxydiphenyl amine and dye. Ethyl liquid comprises, mas. %: tetraethyl lead, 50.5-60.5; ethyl bromide, 30.5-35.0; or dibromopropane, 33.0-35.0; dye, 0.03-0.05; 2,6-di-tert-butyl-4-methyl phenol (ionol), 0.01-0.05; p-oxydiphenyl amine, 0.01-0.05; nephras, the balance. EFFECT: increased octane number and stability of fuel. 6 tbl