Ethyl Tertiary Butyl Ether or ETBE is an oxygenated fuel that can be blended with gasoline to make it burn more cleanly and thus improve overall air quality. ETBE is produced by mixing ethanol and isobutylene and reacting them with heat over a catalyst. ETBE, because of its ethanol base, has good blending properties for both octane improvement and motor fuel volatility control
ETBE attains the overall goals of reducing the health impacts of motor fuel because it can utilize excess butanes in the refining industry resulting from the phase-out of lead. These butanes can be converted to isobutylene which, when combined with ethanol, produce an environmentally superior motor fuel.
The ETBE and methyl tertiary butyl ether (MTBE) processes are similar although reaction rates and operating conditions vary. A number of MTBE units in
ICIS pricing quotes ETBE in
Frequency:
ETBE published weekly on Thursdays in
ETBE (
Weekly Price Assessments:
General Information
Assessment Window: Price assessments are based on information supplied by market participants through the week up to close of business on Thursday at 1700 hours in
Specifications: ICIS pricing quotes 86-98% specification on a spot basis and prices are assessed against MTBE and/or 10ppm premium unleaded gasoline barges, depending on the deals reported. Outright price assessments are calculated by taking the premium and adding it to the mid point of MTBE (or gasoline) trades over the week. The premium price assessment is based on the assumption of 100% ETBE purity.
Timing: In
Standard cargo size: Typically 1,000-10,000 tonnes in
Assessment basis: European ETBE quotes are published on a free on board (
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