用2 - 甲基丙烯酸与硅酸钠、硝酸铝反应，制得硅铝氧烷溶胶。
The aluminosiloxane sol was prepared by the reaction of the mixture of 2-methylacrylic acid with sodium silicate and aluminium nitrate.
用2-甲基丙烯酸和硬脂酸制得的活性硅铝氧烷溶胶对NBR硫化胶无增强作用。
It was also showed that the active aluminosiloxane sol from 2-methylacrylic acid and stearic acid had no reinforcing effect on NBR vulcanized rubber.
综述了铝氧烷的制备方法及结构表征，并对其在茂金属催化剂中的作用作了详细介绍。
This paper reviewed the preparation methods and structural characterization of aluminoxane and described in details its function in metallocene catalyst system.
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