咪唑/镍(II)改性SAPO-34的制备及其催化CO2加氢制备乙烯

唐小华, 李辉, 杨爱梅, 查飞, 常玥

Imidazole and Nickel (II) Modified SAPO-34 and Its Catalytic Activity in CO2 Hydrogenation to Ethylene

Xiao-Hua TANG, Hui LI, Ai-Mei YANG, Fei ZHA, Yue CHANG

表2 CZA/SAPO-34X的催化活性

Table 2 Catalytic performance of CZA/SAPO-34X

Catalyst CO2 conversion/% Selectivity/% CH4 C2H4 C2H6 C3H6 C4H8 CO CZA/SAPO-34 52.6 13.2 52.8 1.00 10.5 0.07 22.4 CZA/SAPO-34M 53.4 12.2 53.5 0.12 9.6 0.08 24.5 CZA/SAPO-34S 69.0 12.7 58.2 0.10 9.2 0.10 19.9 CZA/SAPO-34P 73.8 8.1 67.7 0.06 6.3 0.10 17.8 CZA/SAPO-34T 72.7 9.2 66.4 0.30 6.6 0.10 17.5 CZA/SAPO-34R 71.8 9.8 65.2 0.50 6.8 0.10 17.6 CZA/SAPO-34N 71.1 9.9 64.3 0.90 7.0 0.16 17.6