That the calcination process will change the graininess, dispersity and acidity-basicity of the catalyst can explain the discrepancy of the above phenomena.
产生上述的差异主要与煅烧对催化剂颗粒度、分散性及酸碱性的改变有关。
2
The surface acidity or basicity of six-component transition metal catalyst was studied.
六组分过渡金属氧化物催化剂的表面酸碱性测定。
3
The acidity and basicity of catalyst might be the key factors that influenced the catalytic activities.