Thermal Activation of Type X Zeolites in the Presence of Carbon Dioxide

  • E. N. Ivanova
  • A. A. Averin
  • M. B. Alekhina
  • N. P. Sokolova
  • T. V. Kon’kova
New Substances, Materials, and Coatings


It is found that the highest value of the separation factor of the nitrogen—oxygen mixture is observed for zeolite activated in the presence of 2 vol % CO2 in nitrogen. It is shown on the basis of IR studies that the formation of bicarbonate structures is most characteristic for this sample.


Zeolite Oxygen Mixture Zeolite Sample Carbon Dioxide Content Zeolite Surface 
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Copyright information

© Pleiades Publishing, Ltd. 2016

Authors and Affiliations

  • E. N. Ivanova
    • 1
  • A. A. Averin
    • 2
  • M. B. Alekhina
    • 1
  • N. P. Sokolova
    • 2
  • T. V. Kon’kova
    • 1
  1. 1.Mendeleev Russian State Chemical Engineering UniversityMoscowRussia
  2. 2.Frumkin Institute of Physical Chemistry and ElectrochemistryRussian Academy of SciencesMoscowRussia

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