THE HYDROGENATION OF TOLUENE OVER NICKEL LOADED Y-ZEOLITES

被引:28
作者
COUGHLAN, B [1 ]
KEANE, MA [1 ]
机构
[1] NATL UNIV IRELAND UNIV COLL GALWAY,PHYS CHEM LABS,GALWAY,IRELAND
关键词
Hydrogenation of toluene; nickel catalyst; nickel Y zeolites;
D O I
10.1007/BF00763943
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
The catalytic activities of a range of hydrogen reduced nickel Y zeolites for the hydrogenation of toluene were measured and correlated with the following catalytic parameters: reaction temperature; reaction time; coke deposition. The role of the alkali metal co-cation (Li+, Na+, K+, Rb+ or Cs+) in influencing the overall hydrogenation activity of the supported nickel metal was probed. The effect of poisoning the surface Bronsted acidity by the adsorption of ammonia is discussed. For comparative purposes, data on the hydrogenation of benzene over the same catalysts are included. © 1990 J.C. Baltzer A.G. Scientific Publishing Company.
引用
收藏
页码:101 / 112
页数:12
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