Table 7
Physicochemical properties of 1 wt.% Rh/Na-Y and 1 wt.% Rh/Al2O3 catalysts
prepared by IWI using rhodium chloride precursor supported on Na-Y and
Al2O3
Catalyst Precursor Rh chloride Rh chloride
Fresh Catalyst Rh/Na-Y Rh/Al2O3
Metal loading (wt.%) 1.0 1.0
BET area (m2 g-1-cat.) 628 177
H/M (fresh catalyst) 0.66 –
CO/M (fresh catalyst) 0.55 –
Used Catalyst
H/M (used catalyst) 0.42 –
CO/M (used catalyst) 0.4 –
Carbon deposit (wt.%)a 5.3 [7.4]a 0.5 [1.4]a
a Values outside brackets are after A-P reforming (1 atm; 750 8C; TOS:300 -
min); values inside brackets are after H-P reforming (27 atm; 750 8C;
TOS:300 min).