A three component Al_2O_3-MgO-SiO_2 carrier prepared bears both high activity and selectivity, and with better abrasion resistance and stability makes it possible to be valuable for industrial applications.

• 比较了五种不同载体的铜铋催化剂,得到了以Al_2O_3-MgO-SiO_2三组份为载体的催化剂。 它具有活性和选择性较好、机械磨损少和活性稳定等优点。