isobutane

(redirected from R600a)
Also found in: Dictionary.

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.
..... Click the link for more information.
.

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 ?
When the analysis was done using the mixture of HC refrigerants R600a, R1270 and R290 in the proportions of 20/70/10 by wt.
Constata-se, ainda, que a rugosidade quadratica media das amostras ensaiadas em R600a e muito proxima daquelas apresentadas pelas superficies virgens.
The latest range of Refrigerators are enriched with; European quality compressors and the most reliable R600a.
Compared with refrigerator with pure R600a as working fluids, 0.
The unit is competent of generating R290, R600a and R600 with a least purity of 99.
2 gives indicated diagram obtained for analysed compressor working with R600a at ASHRAE test conditions.
With the China governments policy on CFC-free production taking effect in 2005, most suppliers will only use ozone-friendly refrigerants such as R600a and R134a by the end of the year.
Akintunde (2013) analysed the performance of eco friendly refrigerant mixture consisting of R134a and R600a with different blends as a substitute for R12 which is used in domestic refrigerator.
Changhong Ruba refrigerators come with advanced features like A+ energy consumption class, R600a gas (CFC Free Refrigerant), more foaming thickness, 5 sides evaporators and 3 sides condensers.
Source - CIBSE [k] Refrigerant Global Warming Potential 100 Year Time Horizon (GWP100) R11 (CFC-11) 4000 R12 (CFC-12) 8500 R22 (HCFC-22) 1700 R123 (HCFC-123) 93 R134a (HFC-134a) 1300 R404A (HFC-404A) 3800 R407C (HFC-407C) 1600 R410A (HFC-417A) 1900 R417A (HFC417A) 1950 R290 (propane) 3 R600a (isobutane) 3 R717 (ammonia) 0 R744 (Carbon 1 Dioxide)