低负载量Pd/CeO2/γ-Al2O3催化剂用于低温催化氧化VOCs

李思汉,张超,吴辰亮,张荷丰,严新焕

Pd/CeO2/γ-Al2O3 Catalyst with Low Loading for Catalytic Oxidation of VOCs

LI Si-Han,ZHANG Chao,WU Chen-Liang,ZHANG He-Feng,YAN Xin-Huan

表1 为Al2O3、Pd/Al2O3和Pd/CeO2/Al2O3三种样品的物理结构参数

Table 1 Physical structure parameters of Al2O3, Pd/Al2O3 and Pd/CeO2/Al2O3

Sample Surface area /(m2·g-1) Pore size/nm Pore volume /(cm3·g-1) γ-Al2O3 357 5.13 0.53 Pd/γ-Al2O3 345 5.07 0.52 Pd/CeO2/γ-Al2O3 339 5.02 0.49