The invention discloses a catalyst used for preparing acrylic acid and butyl ester by the dehydration of butyl lactate and a preparation method thereof.
本发明公开了一种乳酸丁酯脱水制备丙烯酸及其丁酯催化剂的组成及制备 方法。
Butyl lactate was synthesized by the ester exchange reaction of d, L-lactide and n-butanol under the catalysis of sulfuric acid.
研究了D,L -丙交酯在浓硫酸催化作用下与正丁醇进行酯交换反应合成乳酸丁酯的条件。
The effect of molar ratio of n-butanol to lactate, the amount of catalyst, reaction time and water-carrying agent on the yield of ester was studied. The optimal condition of reaction was determined.
考察了醇酸比、催化剂用量、反应时间及带水剂对产率的影响，确定了该反应的最佳条件。
The effect of molar ratio of n-butanol to lactate, the amount of catalyst, reaction time and water-carrying agent on the yield of ester was studied. The optimal condition of reaction was determined.
考察了醇酸比、催化剂用量、反应时间及带水剂对产率的影响，确定了该反应的最佳条件。
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