Solubility of three monoterpenes, their mixtures and eucalyptus leaf oils in dense carbon dioxide

José da Cruz Francisco, Björn Sivik

Research output: Contribution to journalArticlepeer-review

Abstract

The solubility of 1,8-cineole, alpha-pinene, limonene, their mixtures and the extract of eucalyptus leaf oils in supercritical carbon dioxide were determined using the dynamic method at 80, 100, 150, and 250 bar and 40 and 60 degreesC for each pressure. The results showed an increase in the solubility of all oils with an increase in pressure and a decrease with temperature. The mixtures of both pure blends as well as the eucalyptus oil extracts exhibited lower solubility than the pure single oil components in the same conditions. The oil of E. radiata exhibited a better separation of 1,8-cineole at 80 bar and 60 degreesC. (C) 2002 Elsevier Science B.V. All rights reserved.
Original languageEnglish
Pages (from-to)11-19
JournalJournal of Supercritical Fluids
Volume23
Issue number1
DOIs
Publication statusPublished - 2002

Bibliographical note

The information about affiliations in this record was updated in December 2015.
The record was previously connected to the following departments: Food Technology (011001017), LTH School of Engineering in Helsingborg (011045002), Center for Chemistry and Chemical Engineering (011001000)

Subject classification (UKÄ)

  • Food Engineering

Free keywords

  • terpenes
  • eucalyptus oils
  • supercritical CO2
  • solubility

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