Then some conclusions were made on optimal operational pressure and operational temperature.The preparation process of heteropolyacids and its proper supporter were determined.

• 采用间歇釜式反应器,对反应压力和温度进行讨论,得到了杂多酸催化剂用于催化精馏的最佳温度和压力,确定了催化剂的制备方法和适当载体。