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Alkylammonium derivatives of montmorillonite (standards SAz-1 and SWy-2, Source Clay Repository (USA)) were prepared by sorption of hexadecyltrimethylammonium, benzyldimethylhexadecylammonium and hexadecylpyridinium cations. Characterization of the prepared alkylammonium montmorillonites by means of X-ray diffraction and infrared spectroscopy proved a presence of alkylammonium cations in the montmorillonites...
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