azeotrope

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Related to azeotropes: boiling point, Azeotropic distillation

azeotrope

[ā′zē·ə‚trōp]
(chemistry)
azeotropic mixture
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References in periodicals archive ?
azeotropes and increased HOV) on recent observations linking ethanol content to PM emissions.
Distillation-based Droplet Modeling of Non-Ideal Oxygenated Gasoline Blends: Investigating the Role of Droplet Evaporation on PM Emissions
In addition, it is a non-flammable stable azeotrope needing no testing for acid acceptance or stabilising additives, easy to use and maintain and safer for employees and the workplace.
Solving the problem
10] aliphatic hydrocarbon mixtures is challenging since these hydrocarbons have boiling points in a close range and several combinations form azeotropes.
UNIQUAC Interaction parameters with closure for imidazolium based ionic liquid systems using genetic algorithm
The temperature of the reaction mixtures was kept at the boiling point of the azeotropes formed (77[degrees]C for i-PrOH/[H.
Kinetics of the Fischer esterification of palm fatty acids with isopropanol and butyl-cellosolve
Two binary systems containing nonane exhibit minimum boiling azeotropes.
Isobaric vapour-liquid equilibria of the ternary system hexan-2-one + o-xylene + nonane/ Kolmiksusteemi heksaan-2-oon + o-ksuleen + nonaan isobaariline auru ja vedeliku tasakaal
The paper described halogen-free azeotropes composed of various aliphatic hydrocarbons, carboxylic-acid esters, ketones, and ethers.
Polyurethanes '94: beyond HCFCs
Several azeotropes (refrigerant blends), such as "AZ20" tested by AlliedSignal, however, were shown to perform surprisingly well in drop-in tests.
Environmental savvy: 1994's passport to HVAC harmony
Following this book's step-by-step guidance, readers learn to master tested and proven methods to overcome a major problem in chemical processing: the distillation and separation of azeotropes.
Research and Markets: Design and Control of Distillation Systems for Separating Azeotropes
c], therefore, proves to be a useful tool for a first order screening approximation to get an order of magnitude of the COP and volumetric capacity of various fluids, at least for pure fluids and azeotropes.
Overview of Fluids For AC Applications
Criteria for the occurrence of azeotropes in such systems have been presented in terms of liquid-phase activity coefficients at infinite dilution ([[gamma].
On determination of azeotrope coordinates from [g.sup.E] for binary isothermal and isobaric systems
HFEs do not have hydrocarbon solvency to match the ODS solvents, but since they can be mixed with other solvents to form azeotropes or co-solvent systems, they can be just as effective in cleaning.
Balanced replacements for ozone depleting substances: Frank Govaerts, 3M Chemicals looks at replacements for ozone depleting substances in precision cleaning and drying applications. (Pre-treatment Chemicals)
Distillation could be a choice for solvent dehydration; however, it is an energy-consuming process and cannot break azeotropes formed in the IPA-water and TFP-water mixtures.
XRAYMEDIA Announces European LOM Operations Prepares International Technology Marketplace for Private & Public Industrial Technology Offerings

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