Natural Clinoptilolite Based Solid-State Compositions for Low-Temperature Air Purification from Sulphur Dioxide

Author:

Rakitskaya Tatyana L.1,Kiose Tatyana A.1,Kameneva E.V.1,Volkova V.Ya.1

Affiliation:

1. Odessa I.I. Mechnikov National University

Abstract

Natural clinoptilolite (N-CLI) and N-CLI based solid-state compositions containing copper(II) chloride and halide ions (X- = Cl-, Br- or I-) were investigated by X‑ray diffraction phase analysis, IR spectroscopy, thermogravimetry, water vapour adsorption, and pH‑metry. After that, they were tested in the reaction of low-temperature sulphur dioxide oxidation with air oxygen. It has been found that N-CLI has no protective properties in respect of sulphur dioxide whereas CuCl2‑KX/N-CLI compositions have the significant protective activity in the process of air purification from sulphur dioxide increasing in the order Cl- < Br- < I-.

Publisher

Trans Tech Publications, Ltd.

Subject

Condensed Matter Physics,General Materials Science,Atomic and Molecular Physics, and Optics

Reference10 articles.

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2. T.L. Rakytska, T.O. Kiose, O.V. Kameneva, O.V. Mikhailova Adsorption properties of natural sorbents with respect to sulfur dioxide, Visn. Odesk. Nats. Un-tu. Khimiya 16 (2011) 24-33 (in Ukrainian).

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