Catalytic esterification of acrylic acid and butyl alcohol for the production of butyl acrylate in batch stirred tank by using solid superacid was presented.
研究了在间歇搅拌釜中以固体超强酸为催化剂,由丙烯酸和丁醇合成丙烯酸丁酯。
Taking the synthesis of butyl acetate by the catalytic esterification of acetic acid and butanol as a probe reaction, a series of studies on the preparation of the catalyst and its activity was made.
以乙酸和正丁醇催化酯化合成乙酸丁酯为探针反应,对氧化铌负载型催化剂的制备与催化活性进行了一系列研究,得出了优惠工艺条件。
The conversion, the utilization rate of raw materials and the product yield of esterification reactions are raised by applying the catalytic rectification process.
催化精馏技术应用于酯化反应体系,提高了反应的转化率、原材料利用率和产品收率。
The experimental result shows that this catalyst has better catalytic activity and makes the period of esterification reaction much shorter and the yield much higher.
实验结果表明,对甲苯磺酸有较好的催化活性,可使酯化反应时间大大缩短,收率明显提高。
Firstly, indoline - 3 - acetamide ( 9) was prepared from indole - 3 - acetic acid by catalytic hydrogenation, esterification and aminolysis.
吲哚-3-乙酸经催化氢化,甲酯化和氨解反应得到吲哚瞒-3-乙酰胺(9);
Catalytic effect of alkyl stannate on rosin esterification was studied. Factors affecting the esterification reaction are discussed in detail.
以松香树脂酸的酯化反应为例,研究了烷基锡酸对酯化反应的催化作用,系统的探讨了影响反应的各种因素。
The conditions of esterification reaction and the catalytic stability of the resin were investigated.
考察了反应条件对酯化反应的影响和树脂的催化稳定性。
The effects of sulfuric acid concentration, immersing time and the temperature and time of baking on catalytic activity and the reaction time on esterification were studied.
考察了硫酸浓度、浸渍时间、焙烧温度、焙烧时间对催化剂活性和反应时间对酯化反应的影响。
The catalyst has relatively high catalytic activity on the esterification of citric acid and n-butanol.
本发明所用的催化剂对柠檬酸和正丁醇的酯化反应有较高的催化活性。
Results show that catalytic activity of lactic acid and aluminium esterification rate of lactic acid is high under optimum condition.
结果表明:磷钨酸和磷钨酸铝对乳酸和正丁醇的酯化反应具有较好的活性,在适当条件下,乳酸具有较高的酯化率。
The catalytic activity of the resin acid, which was used as catalyst of esterification, was evaluated by esterification between glacial acetic acid and ethanol.
通过催化冰醋酸与乙醇的酯化反应来考察该树脂酸的催化活性。
The results show that the catalyst has high catalytic efficiency for the esterification and the catalyst can be reused over seven times, The method has produced less pollutants.
结果表明,该催化剂具有较高的活性、可重复使用,利用该方法所得产品的后处理容易、生产成本低, 污染小。
The catalytic activities for esterification of acetic acid and n-butanol have been investigated.
以乙酸和正丁醇的酯化反应为探针反应,考察了固体超强酸催化剂的催化活性。
The catalytic activity, selectivity and stability of the catalyst for esterification were investigated. The results show that the refluxing-adsorption method is advantageous to prepare the ca…
同时以酯化反应为催化模型,考察了催化剂在酯化反应中的催化活性、选择性、稳定性等性能指标,并得出了制备此催化剂的最佳条件。
The catalytic activity, selectivity and stability of the catalyst for esterification were investigated. The results show that the refluxing-adsorption method is advantageous to prepare the ca…
同时以酯化反应为催化模型,考察了催化剂在酯化反应中的催化活性、选择性、稳定性等性能指标,并得出了制备此催化剂的最佳条件。
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