用新型磷酸铝分子筛和硅磷酸铝分子筛作催化剂,对丙酸和正戊醇液—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.
苯乙烯和混合二甲苯的混合物,在合成硅铝酸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.
用红外光谱(IR)和程序升温脱附(TPD)考察了催化剂的酸性随硅铝比变化规律,并将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…
含硅粘结剂的催化剂抗磨损能力和焦炭选择性较好,催化剂的强度可以通过添加表面活性剂和铝盐得到改善。
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…
含硅粘结剂的催化剂抗磨损能力和焦炭选择性较好,催化剂的强度可以通过添加表面活性剂和铝盐得到改善。
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…
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