journal article·2008-12

Zeolite beta monoliths with hierarchical porosity by the transformation of bimodal pore silica gel

Qian Lei, Tianbo Zhao, Fengyan Li, Yan Fen Wang, Lingling Hou

Journal of Porous Materials· Volume 15· Issue 6
Publisher page

Abstract

Zeolite beta monoliths with hierarchical porosity were prepared by the steam-assisted conversion of pre-seeded bimodal pore silica gel using the Layer-by-Layer process. The bimodal pore silica gel acts as both macrotemplates and silica source. The zeolite beta monoliths were characterized by X-ray diffraction, scanning electron microscopy, IR absorption spectra and nitrogen adsorption measurements. This zeolite beta monolith had hierarchical porosity: the unique micropores within the zeolite, the small macropores generated by aggregation of crystallites and three dimensionally interconnected macropores formed by template of silica gel. It is believed that the hierarchical structured zeolite monoliths will show good properties and potential applications the fields of catalyst, ion exchange, and adsorption.
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Research context

OpenAlex topics: Zeolite Catalysis and Synthesis · Mesoporous Materials and Catalysis · Chemical Synthesis and Characterization

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

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