全硅八环Clathrasil DD3R的合成与表征与亲水性沸石A的吸附性能比较

M.J. den Exter, J.C. Jansen, H. van Bekkum, A. Zikánova
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引用次数: 39

摘要

研究了十-十二-十烷醇3R (DD3R)的吸附性能。当有机模板1-金刚烷胺通过煅烧去除时,这种多孔构造硅酸盐变成微孔,这使其具有分子筛性质。通过对水的吸附,证明了DD3R具有很强的疏水性。这些吸附数据,加上二氧化碳在不同负载下的等等吸附热,揭示了极性或可极化分子的强吸附位点的缺失,与吸附剂沸石A相反。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Synthesis and characterization of the all-silica 8-ring Clathrasil DD3R comparison of adsorption properties with the hydrophilic zeolite A

The adsorption properties of the clathrasil Deca-dodecasil 3R (DD3R) have been studied. This porous tectosilicate becomes microporous when the organic template 1-adamantanamine is removed by calcination, which gives this clathrasil zeolitical properties. By means of adsorption of water, DD3R has been proven to be very hydrophobic. These adsorption data, together with the isosteric heats of adsorption of carbon dioxide at different loadings, reveal the absence of strong adsorption sites for polar or polarizable molecules, in contrast to the adsorbent zeolite A.

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