The static aging effect on the seedless synthesis of different ranges FAU-type zeolite Y at various factors

Autor: Sama M. Al-Jubouri
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Iraqi Journal of Chemical and Petroleum Engineering, Vol 20, Iss 4 (2019)
Druh dokumentu: article
ISSN: 1997-4884
2618-0707
DOI: 10.31699/IJCPE.2019.4.2
Popis: This work investigates generating of pure phase Faujasite-type zeolite Y at the ranges chosen for this study via a static aging step in the absence of seeds synthesis. Nano-sized crystals may result when LUDOX AS-40 is used as a silica source for gel composition of range 6 and the crystallization step may be conducted for a period of 4 to 19 hr at 100 ⁰C. Moreover, large-crystals with high crystallinity pure phase Y zeolite can be obtained at hereinabove conditions but when hydrous sodium metasilicate is used as a silica source. The other selected ranges also offer pure phase Y zeolite at the same controlled conditions.
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