External modification of zeolite by meta
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Zeshan Hu; Wei Lihui; Songying Chen; Junxiu Dong; Shaoyi Peng
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Article
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1998
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Elsevier Science
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English
β 108 KB
HZSM-5 was modified by the surfactant magnesium valerate. The adsorption of the surfactant on HZSM-5 was studied. The total acidities of zeolites were measured by ammonia TPD before and after the modification. The activities and selectivities of methanol amination over the zeolites were evaluated. T