Zeolite synthesis, has been vigorously explored and developed for more than half a century and yet most zeolites known to date have not been synthesized without templating with an appropriate organic molecule. But the discovery of zeolite MCM-22 promises to change all that. The MCM-22 framework was found to form by two pathways and unlike conventional 3D zeolites the layered precursor could be structurally modified after synthesis. With 2D zeolites adsorption and catalysis occur almost exclusively on the surface of these materials and not inside the zeolite pores as in conventional zeolites.
This PERSPECTIVE aims to provide an up-to-date knowledge and challenges associated with “two-dimensional zeolites (2D zeolites)”.
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Wieslaw J. Roth and Jiří Čejka, Catal. Sci. Technol., 2011, Advance Article DOI: 10.1039/C0CY00027B, Perspective