Pt/SO42−−ZrO2: The state of platinum and its relation with catalytic activity inn-hexane isomerization

被引:0
作者
S. R. Vaudagna
R. A. Comelli
N. S. Fígoli
机构
[1] INCAPE (FIQ-UNL,Instituto de Investigaciones en Catálisis y Petroquímica
[2] CONICET),undefined
来源
Reaction Kinetics and Catalysis Letters | 1998年 / 63卷
关键词
Platinum sulfated zirconia; -hexane isomerization;
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学科分类号
摘要
Pt/SO42−−ZrO2 calcined at 873 K shows the same catalytic activity forn-hexane isomerization as the calcined and reduced sample. A platinum reduction peak did not appear in the TPR profile and the presence of Pt0 was detected by XPS on the only calcined Pt/SO42−−ZrO2. Nevertheless, this calcined material does not show hydrogen chemisorption and cyclohexane dehydrogenation activity.
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页码:33 / 40
页数:7
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