The effects of catalyst amount, reaction temperature, molar ratio of absolute ethanol and EO, and reaction time on conversion and yield have been examined.The process can produce high quanlity of solvent with high selectivity and high yield.

• 该工艺过程简单，操作容易，三废少，选择性高，收率高，生产的产品是一种性能优异的理想溶剂。