On the Possibility of Retaining the Microporous Structure of the LSX Zeolite During Ion Exchage of K+,Na+\({\text{NH}}_{4}^{ + }\)


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By means of elemental and X-ray powder diffraction analysis, N2 adsorption at –196°C and CO2 adsorption at 0°C the textural properties of KNaLSX zeolite were studied after ion exchange modification in 1M NH4Cl solution followed by vacuum degassing at 40°C or drying in air at 120°C. The possibility of retaining the microporous structure of zeolite in the former case and its partial destruction in the latter case is shown.

Sobre autores

A. Leonova

Boreskov Institute of Catalysis, Siberian Branch, Russian Academy of Sciences

Autor responsável pela correspondência
Email: aaleonova@catalysis.ru
Rússia, Novosibirsk, 630090

A. Ayupov

Boreskov Institute of Catalysis, Siberian Branch, Russian Academy of Sciences; Novosibirsk State University

Email: bic@catalysis.ru
Rússia, Novosibirsk, 630090; Novosibirsk, 630090

M. Mel’gunov

Boreskov Institute of Catalysis, Siberian Branch, Russian Academy of Sciences; Novosibirsk State University

Autor responsável pela correspondência
Email: bic@catalysis.ru
Rússia, Novosibirsk, 630090; Novosibirsk, 630090

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