Skip to main content

Table 2 Catalytic activity, selectivity, coke amount, and RON at various reaction temperatures over different prepared Pt catalysts

From: n-Heptane isomerization activities of Pt catalyst supported on micro/mesoporous composites

Catalyst T/°C Coke (%) Conv. (%) MOB MUB i-C7 Crack Arom Hydro RON
MCM-48 200   5.4 8.0 17.7 25.7 0.7 0.3 73.2 7.6
250   8.7 3.6 10.7 14.3 2.3 0.5 82.9 11.8
300 4.5 14.6 1.7 5.1 6.8 8.4 0.6 84.2 16.2
350   19.6 1.1 3.8 5.0 18.4 4.9 71.6 11.0
MCM-48-HZSM-5 200   60.5 11.8 26.0 37.8 12.2 3.3 46.6 50.2
250   74.6 8.3 20.4 28.7 13.8 4.0 53.5 56.5
300 6.3 87.7 4.9 12.7 17.2 14.6 5.9 61.7 58.5
350   95.7 2.3 8.0 10.4 14.8 7.5 67.2 58.6
HZSM-5 200   48.9 11.2 16.0 27.2 0.2 0.1 72.5 8.1
250   59.8 8.0 7.5 15.5 40 0.3 44.2 20.3
300 1.8 71.5 5.7 6.0 11.7 42 0.5 45.8 36.8
350   84.0 3.0 4.6 7.6 43 3.8 45.6 40.9
MCM-48-TiO2 200   31.0 14.1 13.1 27.2 16.2 0.3 56.3 23.0
250   38.4 5.3 11.0 16.3 20.1 0.8 62.8 23.9
300 9.3 45.4 4.4 4.5 8.8 21.1 1.5 68.5 25.0
350   59.8 0.3 0.9 1.3 23.0 1.7 74.0 29.4
TiO2 200   8.25 6.2 13.1 19.3 0.8 0.9 78.9 11.4
250   11.8 5.2 8.7 14.0 4.6 1.1 80.4 14.5
300 18.6 19.4 3.1 5.3 8.5 10.9 1.8 78.8 18.6
350   24.0 2.2 3.0 5.1 12.8 2.6 79.5 20.6
MCM-48-HY 200   35.6 9.1 20.3 29.5 14.9 0.8 54.8 29.1
250   47.7 7.6 11.8 19.5 17.5 2.1 60.9 31.8
300 2.3 54.7 5.9 8.7 14.6 18.1 3.2 64.1 33.4
350   70.2 1.1 4.3 5.4 19.5 3.7 71.3 39.2
HY 200   28.7 9.1 14.3 23.4 8.0 0.9 67.6 31.1
250   41.4 5.6 7.9 13.5 16.2 4.6 65.6 26.5
300 0.1 54.6 3.6 4.9 8.4 17.3 5.5 68.7 31.2
350   67.8 2.4 3.5 5.9 18.2 5.3 70.6 37.1