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Synthesis and properties of alumina aerogels

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Abstract

The synthesis of alumina aerogels has been carried out by hydrolysis of aluminium isopropylate as an aerogel precursor dissolved in isopropanol or methanol, followed by gelation of the sols obtained and drying under supercritical conditions and calcination. The influence of two main preparation parameters, precursor concentration and reagents (water to aluminium isopropylate) mole ratio, on the physicochemical properties of aerogels was investigated.

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Walendziewski, J., Stolarski, M., Steininger, M. et al. Synthesis and properties of alumina aerogels. React Kinet Catal Lett 66, 71–77 (1999). https://doi.org/10.1007/BF02475743

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  • DOI: https://doi.org/10.1007/BF02475743

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