• 新型磷酸分子筛磷酸分子筛催化剂戊醇液—固相酯化反应进行了研究

    The esterification reaction of propionic acid with n-pentanol was studied by using novel aluminophosphate and silicoaluminophosphate molecular sieves as catalysts.

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  • 苯乙烯混合二甲苯混合物,在合成硅铝催化剂存在下连续合成二芳基乙烷。

    Diarylethane was synthesized continuously from a mixture of styrene and xylol with synthetic SiO_2-Al_2O_3 as catalyst.

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  • 用红外光谱(IR)程序升温脱附(TPD)考察了催化剂酸性硅铝比变化规律,这些规律与实验结果关联起来进行了讨论。

    The relationship between the acidity and catalytic properties of ZSM-5 zeolite catalysts was discussed on the basis of the experimental resu…

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  • 粘结催化剂磨损能力焦炭选择性较好催化剂强度可以通过添加表面活性剂和盐得到改善

    FCC catalysts using silica sol as the binder features improved selectivity to coke and higher resistance to attrition. strength of the catalysts can be enhanced by adding surf…

    youdao

  • 粘结催化剂磨损能力焦炭选择性较好催化剂强度可以通过添加表面活性剂和盐得到改善

    FCC catalysts using silica sol as the binder features improved selectivity to coke and higher resistance to attrition. strength of the catalysts can be enhanced by adding surf…

    youdao

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