CATALYTIC AND ACIDIC PROPERTIES OF PENTASILS MODIFIED WITH TRANSITION-ELEMENTS

被引:0
|
作者
MINACHEV, KM [1 ]
DERGACHEV, AA [1 ]
KHARSON, MS [1 ]
BONDARENKO, TN [1 ]
TYURIN, AA [1 ]
GORBATKINA, IY [1 ]
KONOVALCHIKOV, LD [1 ]
NEFEDOV, BK [1 ]
机构
[1] MOSCOW PROC OIL RES INST,MOSCOW,USSR
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中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A study has been made of the influence of the method by which the promotor is introduced (hydrothermal synthesis or impregnation) on the catalytic activity and acidity of pentasils modified with Mo, Ni, Co, Zn and Ga. The catalytic properties of modified pentasils in the aromatization of isobutane have been compared. IR spectroscopy of pyridine adsorption has been used to investigate the acidic properties of these systems. The advantage of single-stage hydrothermal crystallization of Ga-containing pentasils over conventional methods for introducing promotors has been demonstrated.
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页码:1 / 9
页数:9
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