The poly-oxyethylene alkyl phenyl ether obtained by calcium oxide catalyst had perfect quality with narrow molecular weight distribution, high cloud point, good appearance and low by - product PEG.

• 乙氧基化制得的烷基酚聚氧乙烯醚产品分子量分布窄,浊度高,外观色泽好,副产物聚乙二醇(PEG)低。