| abstract |
PURPOSE: To raise the octane value of gasoline economically with no or little toxicity, by adding t-butyl ethyl ether and if necessary, tetraethyl lead to a gasoline composition. n CONSTITUTION: 5W40vol% t-butyl ethyl ether obtained by reacting t-butyl alcohol with ethyl alcohol in the presence of a catalyst (e.g., sulfuric acid or sodium hydrogensulfate), and if necessary, about 0.1 vol% tetraethyllead are added to a gasoline composition and are mixed. n COPYRIGHT: (C)1986,JPO&Japio |