V.I. Sobolev, K.Yu. Koltunov / Journal of Molecular Catalysis A: Chemical 347 (2011) 22–27
27
Table 3
The effect of organic substrate adsorption on consumption of ␣-oxygen in the Fe--zeolite.
◦
Content of ␣-oxygen (1018 at. O/g)
Substrate
Adsorption temperature ( C)
Time of exposure
Fraction of ␣-oxygen reacted (%)
–
–
100
100
100
20
–
8.4
0
0
2.3
5.2
3.8
2.6
0
100
100
73
38
55
Toluene
m-Xylene
10 min
10 min
10 min
1.5 h
4.5 h
24 h
1
1
1
1
,3,5-TMB
,3,5-TMB
,3,5-TMB
,3,5-TMB
20
20
69
exchange. The quantitative data on the residual and consumed ␣-
oxygen after adsorption of the organic substrates on Fe--zeolite
are summarized in Table 3.
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