REDOX MECHANISM OF ACROLEIN OXIDATION OVER THE PRODUCT OF MOLYBDOPHOSPHORIC HETEROPOLYACID THERMOLYSIS - PMO12O38.5

被引:8
作者
ANDRUSHKEVICH, TV
BONDAREVA, VM
POPOVA, GY
PANKRATIEV, YD
机构
[1] Boreskov Institute of Catalysis, Novosibirsk
来源
REACTION KINETICS AND CATALYSIS LETTERS | 1994年 / 52卷 / 01期
关键词
D O I
10.1007/BF02129852
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Redox mechanism of oxygen insertion into acrolein upon its oxidation by molecular oxygen on PMo12O38.5 catalyst has been studied. The latter is the product of thermolysis of the series 12 molybdophosphoric heteropolyacid. The heat of oxygen adsorption on the catalyst surface was measured by calorimetry as a function of catalyst reduction by carbon oxide. The value amounted to 72.5+/-2.5 kcal/mol O2 and did not depend on the reduction degree, which was about 3.5 oxygen monolayers.
引用
收藏
页码:73 / 80
页数:8
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