以反应精馏方式进行时,乙醇转化率、乙酸乙酯收率分别为94.09%和60.45%,明显高于普通蒸馏法,而乙醇转化为乙酸乙酯的选择性变化不大。
The results showed that the conversion rate of ethanol was 94.09%, the yield of ethyl acetate was 60.45%, obviously higher than conventional synthesis method, while the selectivity varied slightly.
测定了四大乙酯在不同酒精度的乙醇-水体系中随贮存时间的变化情况。
The change rules of four main kinds of ethyl esters in ethanol-water system of different alcoholicity during the storage were studied.
测定了四大乙酯在不同酒精度的乙醇-水体系中随贮存时间的变化情况。
The change rules of four main kinds of ethyl esters in ethanol-water system of different alcoholicity during the storage were studied.
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