Indonesian Journal of Chemistry
Vol 19, No 4 (2019)

Selective Hierarchical Aluminosilicates for Acetalization Reaction with Propylene Glycol

Hartati Hartati (Department of Chemistry, Faculty of Science and Technology, Universitas Airlangga, Kampus C UNAIR, Jl. Mulyorejo, Surabaya, 60115, Indonesia)
Mardi Santoso (Department of Chemistry, Faculty of Science, Institut Teknologi Sepuluh Nopember, Keputih, Surabaya 60111, Indonesia)
Hadi Nur (Ibnu Sina Institute for Scientific and Industrial Research, Universiti Teknologi Malaysia, Johor Bahru, Malaysia)
Leaw Wai Loon (Ibnu Sina Institute for Scientific and Industrial Research, Universiti Teknologi Malaysia, Johor Bahru, Malaysia)
Hasliza Bahruji (Centre for Advanced Material and Energy Sciences, Universiti Brunei Darussalam, Tungku Link Road BE1410, Brunei Darussalam)
Imroatul Qoniah (Department of Chemistry, Faculty of Science, Institut Teknologi Sepuluh Nopember, Keputih, Surabaya 60111, Indonesia)
Didik Prasetyoko (Department of Chemistry, Faculty of Science, Institut Teknologi Sepuluh Nopember, Keputih, Surabaya 60111, Indonesia)



Article Info

Publish Date
13 Aug 2019

Abstract

Hierarchical micro-mesoporous aluminosilicates nanoparticles were synthesized at different of Si/Al ratios and were directly used as a solid acid catalyst for acetalization reaction with propylene glycol. TEM and N2 adsorption analysis of the resulting aluminosilicates revealed the formation of the hierarchical structure occurs on the Si/Al ratio increases the formation of mesoporous within the structure of aluminosilicate. The aluminosilicates exhibit high selectivity towards acetalization reaction in comparison with the homogeneous PTSA. The presence of mesoporous structures is crucial for increased conversion and selectivity of the reaction which presumably due to the improved diffusion of substrate to reach acid sites.

Copyrights © 2019






Journal Info

Abbrev

ijc

Publisher

Subject

Chemical Engineering, Chemistry & Bioengineering Chemistry

Description

Indonesian Journal of Chemistry is an International, peer-reviewed, open access journal that publishes original research articles, review articles, as well as short communication in all areas of chemistry including applied chemistry. The journal is accredited by The Ministry of Research, Technology ...