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摘要
结合烷基化反应的催化机理,综述了MCM-22的孔道结构和表面酸性对芳烃烷基化反应的影响,总结了其应用于烷基化反应的优势与不足,进一步介绍了针对MCM-22特点适用的改性方法,及改性后分子筛的催化烷基化性能,最后对该方向研究提出了展望。
Abstract
Combining with the catalytic mechanism of alkylation reaction,the effects of the porous structure and surface acidity of MCM-22 on the alkylation of aromatic hydrocarbons are reviewed.The advantages and disadvantages are summarized when MCM-22 is applied in alkylation.The modification methods suitable for the features of MCM-22 as well as the catalytic performance of modified MCM-22 in alkylation are further introduced.At last,a research prospect for this issue is proposed.
关键词
MCM-22
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表面酸性
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孔道结构
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烷基化反应
Key words
MCM-22
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surface acidity
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porous structure
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alkylation
Author summay
MCM-22分子筛催化烷基化反应的研究进展[J].
, 2017, 37(10): 20-24 DOI:10.16606/j.cnki.issn0253-4320.2017.10.005