isobutane


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isobutane

(ī'səbyo͞o`tān): see butanebutane
, C4H10, gaseous alkane, a hydrocarbon that is obtained from natural gas or by refining petroleum. It can be liquefied at room temperature by compression. There are two structural isomers of butane.
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isobutane

[¦ī·sō′byü‚tān]
(organic chemistry)
(CH3)2CHCH3 A colorless, stable gas, noncorrosive to metals, nonreactive with water; boils at -11.7°C; used as a chemical intermediate, refrigerant, and fuel.
References in periodicals archive ?
The solubilities of butane and isobutane in PP are shown in Figs.
Besides, the report provides isobutane prices in regional markets.
Butane, isobutane and propane can be used as propellants to expel color preparations from a spray in order to obtain a regular color covering on foods.
GE plans to include isobutane in a new GE Monogram[R]-brand 30-inch refrigerator currently in development for introduction in early 2011.
The UOP Oleflex process by using catalytic dehydrogenation converts propane to propylene and isobutane to isobutylene, while the UOP Butamer process uses high-activity, chloride-promoted catalysts in the presence of hydrogen to convert isobutane to normal butane.
And Neste Oy in Finland has developed a "supercritical slurry-in-loop" process using propane as the diluent instead of isobutane.
Isobutane has been widely used in household refrigerators in Europe and parts of Asia for several years.
Nucleators are recommended for direct-gas applications in PS, polyolefins, ABS, PPO, PPE, using fluorocarbons, pentane, butane, isobutane, nitrogen, and carbon dioxide.
ExxonMobil's well-proven Alkylation technology combines propylene, butylenes and pentylenes with isobutane to form high value alkylate that is ready for gasoline blending.
Fractionation is the process of separating mixed NGLs into the component products ethane, propane, normal butane, isobutane and natural gasoline.
The Shandong Huachao facility will process 200,000 metric tons of isobutane and the Zibo Qixiang Tengda facility will process 400,000 metric tons of propane and butane feedstocks.
The liquids complex also processes other petrochemical feedstocks including isobutane and isobutylene mix product.