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of organic compounds with a relatively small size of molecules [ 3 ]. The next titanium catalysts applied in oxidation processes were mesoporous Ti-MCM-41 and Ti-MCM-48 (pore size 2–3 nm). These catalysts can be used in the oxidation of organic

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increases from 160 to 200 °C. A phenol conversion of 80.3% was observed for Ga-FSM-16 (20) at a reaction temperature of 160 °C, which is higher as compared to Ga-HMS [ 43 ], Ga-MCM-41 and Ga-MCM-48 prepared by conventional hydrothermal synthesis [ 35 ] under

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Journal of Thermal Analysis and Calorimetry
Authors: Maria J. F. Costa, Antonio S. Araujo, Edjane F. B. Silva, Mirna F. Farias, Valter J. Fernandes Jr., Petrus d’Amorim Santa-Cruz, and José G. A. Pacheco

. Pet Sci Technol . 2004 ; 22 : 119 – 127 . 10.1081/LFT-120028527 . 5. Xia , Y , Mokaya , R . On the synthesis and characterization of ZSM-5/MCM-48 aluminosilicate composite materials

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, Guo , YH 2008 Synthesis of dipropyl carbonate by transedterification over KNO 3 /MCM-48 . J Mol Catal A Chem 287 : 9 – 15 10.1016/j.molcata.2008.02.009 . 14. Parala , H , Winkler , H

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reactions involving bulky molecules (for this reactions now are also effectively used mesoporous titanium silicalite catalysts, for example Ti-MCM-41, Ti-MCM-48 or Ti-SBA-15). The retention of lamellar-like structure with expanded layer spacing after

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Journal of Thermal Analysis and Calorimetry
Authors: Luiz K. C. de Souza, Juliana J. R. Pardauil, José R. Zamian, Geraldo N. da Rocha Filho, and Carlos E. F. da Costa

walls of a mesoporous, cubic MCM-48 support: preparation, characterization, and reactivity toward water as investigated by 51V NMR and UV–Vis spectroscopies . Chem Mater . 1996 ; 8 : 486 – 492 . 10.1021/cm950397j

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. Corma A , Kan Q , Rey F . Synthesis of Si and Ti-Si-MCM-48 mesoporous materials with controlled pore sizes in the absence of polar organic additives and alkali metal ions . Chem Commun. 1998 ; 579 – 580

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degree of structural ordering, larger pore size, thicker pore walls, ease of synthesis, and higher hydrothermal/thermal stability in comparison to MCM-41, MCM-48, and HMS mesoporous materials [ 5 – 8 ]. In the recent past, vanadium

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template removal from siliceous MCM-48 nanoporous material . J Therm Anal Calorim . 2005 ; 79 : 493 – 497 . 10.1007/s10973-005-0568-y . 16. Coutinho , ACSLS , Quintella , SA , Araujo

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