Synthesis and Catalytic Performance of Graphene Modified CuO-ZnO- for Hydrogenation to Methanol

Table 3

Catalytic properties and N₂O chemisorption data of CuO-ZnO-Al₂O₃ doped with different amounts of GNS.

Catalysts	(%)	MSA (m^2/gCu)	Conversion of CO2 (%)	Selectivity of CH3OH (%)	STY of CH3OH (mg/g·h)
CZA	7.2	10.8	8.5	55.7	187
5G-CZA	8.2	11.7	12.1	59.9	287
10G-CZA	9.4	12.6	14.6	62.3	360
15G-CZA	7.7	11.3	12.3	57.7	281

Reaction conditions: temperature = 250°C; pressure = 3.0 MPa; SV = 12000 ml/h·g_catal.