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Synthesis and mechanism of aluminum silicate mesoporous materials by F108 template Cover

Synthesis and mechanism of aluminum silicate mesoporous materials by F108 template

Open Access
|Apr 2021

Abstract

Aluminosilicate mesoporous materials were synthesized using F108 template (polyethylene glycol-polypropylene glycolpolyethylene glycol) at a concentration of 0.034 g/ml and the molar ratio of Al2O3 to SiO2 was 0.09. The products were then characterized using nitrogen adsorption/desorption tests, scanning electron microscopy (SEM), and X-ray diffraction (XRD). The effects of various crystallization temperatures as well as sodium hydroxide concentrations on the average diameter, pore volume, surface area, and morphology of the synthetic material were analyzed. Results showed that a sodium hydroxide concentration of 11 mol/L and a crystallization temperature of 130 °C produced a synthetic material with regular pore size and homogeneous arrangement including a specific surface area of 137.62 m2/g, an average pore volume of 0.27 cm3/g, along with an average pore size of 15.33 nm.

DOI: https://doi.org/10.2478/msp-2020-0067 | Journal eISSN: 2083-134X | Journal ISSN: 2083-1331
Language: English
Page range: 566 - 576
Submitted on: Jul 2, 2018
Accepted on: Apr 23, 2019
Published on: Apr 13, 2021
Published by: Wroclaw University of Science and Technology
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2021 Zhijun Ma, Jing Gao, Xingyuan Weng, Shuai Yang, Kai Peng, published by Wroclaw University of Science and Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.