Mixtures of physical absorption solvents and ionic liquids for gas separation
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United States of America Patent
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Apr 26, 2016
Grant Date -
Oct 30, 2014
app pub date -
Apr 30, 2013
filing date -
Apr 30, 2013
priority date (Note) -
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Abstract
The invention comprises an absorbent composition and process for purification of gaseous mixtures. The composition comprises a mixture of a physical absorption solvent and an ionic liquid. It was found that the mixtures provided improved absorption of a gas component, such as carbon dioxide, when compared physical absorption solvents.
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