1. Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.
   首次以杂多酸为催化剂采用酯化法合成丙二醇单乙醚乙酸酯。
2. Ethylene glycol monoether acetate are synthesized from acetic acid and ethylene glycol monoethyl ether with supported phosphotungstic acid catalyst.
   以醋酸和乙二醇单乙醚为原料,活性白土负载磷钨酸作为催化剂,合成了乙二醇单乙醚醋酸酯。

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