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Thermal analysis of tetramethylammonium and tetraethylammonium aluminosilicate gels and their zeolitic products

โœ Scribed by F. Testa; F. Crea; A. Nastro; R. Aiello; J.B. Nagy


Publisher
Elsevier Science
Year
1991
Tongue
English
Weight
383 KB
Volume
11
Category
Article
ISSN
0144-2449

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โœฆ Synopsis


extents dependent on x, whereas with TEA, the only product was ZSM-5. Thermal analysis distinguished two different anionic environments for the TEA in ZSM-5.


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The efficiency of the synthesis of zeolite BETA and the chemical composition of the crystals depend very much on the concentration of aluminium in the liquid phase, the SiOz/A1203 ratio of the gel particles, the presence of ethanol in the system, and the synthesis temperature. Characterization of in