The basic principle and method of synthesis of lower fattyacid ethyl ester using 3a molecular sieves as dehydrating agent were described.
本文主要阐述了在合成低碳脂肪酸乙酯中采用3a型分子筛作脱水剂的基本原理和方法。
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The article introduced the preparation of metal fattyacid and fattyacidester, the analysis on USES of dispersants in China and the comparison test with foreign product were made.