Preparation of methyl acetate from methanol and acetic acid by reactive rectification was investigated with concentrated sulfuric acid as catalyst.
在中试反应精馏塔中以浓硫酸为催化剂进行了醋酸与甲醇反应制备醋酸甲酯的试验。
The experimental results show that the catalytic rectification technique can be successfully used in the hydrolysis of methyl acetate.
实验结果表明催化精馏技术应用于醋酸甲酯的水解反应是可行的。
Several new synthesis methods for methyl acetate are described and reviewed in this paper.
几种合成醋酸甲酯新方法的研究进展被介绍和评论。
These conclusions indicated that saline extraction was very helpful for separation of methanol and methyl acetate.
这些结论表明，采用加盐萃取对醋酸甲酯和甲醇进行分离十分有利。
Based on the analysis of hydrolysis of methyl acetate, it was feasible that applied catalytic reaction distillation to hydrolyze methyl acetate.
经过分析醋酸甲酯水解过程，可知利用催化反应精馏方法水解醋酸甲酯是可行的。
The studies on the catalysts, the thermodynamics and kinetics of methyl acetate hydrolysis were reviewed. The ordinary hydrolysis separation technology was analyzed and a new process was proposed.
对乙酸甲酯水解体系的催化剂和热力学、动力学研究现状进行了评述，分析了传统的水解分离工艺，并提出了可行的新工艺。
The effects of reaction temperature, catalyst amount and mole ratio of water to methyl acetate on conversion were investigated.
实验还测定了反应温度、催化剂用量和水酯比对乙酸甲酯水解率的影响。
The purity of methyl acetate is 99.8%. It can satisfy industrial requirements.
此工艺得到的醋酸甲酯纯度可达到99.8%(质量分数)以上，能够满足工业需求。
The main work is as followings:The kinetics of the synthesis of methyl acetate was measured in a batch stirred reactor with C100 cation exchange resin as catalyst.
以C100型阳离子交换树脂作为催化剂，在间歇搅拌釜式反应器中测定了甲醇和醋酸合成醋酸甲酯的本征反应动力学。
A catalytic distillation process for the hydrolysis of methyl acetate was established, and its characteristics and applicability were discussed.
建立了醋酸甲酯水解反应精馏实验流程，并探讨了反应精馏的工艺特点和可行性。
A new process has been developed to synthesize dimethoxy methyl acetoacetate with dimethoxyacetic acid methyl ester and methyl acetate in the presence of sodium methanol.
以二甲氧基乙酸甲酷和乙酸甲酷为主要原料，经甲醇钠催化制备二甲氧基乙酞乙酸甲醋。
The separation of azeotrope of methyl ethyl ketone water has been investigated by extractive distillation using the mixture of ethylene glycol and potassium acetate as an extractant.
结果表明乙二醇与醋酸钾的混合物是分离甲乙酮水二元恒沸物的理想萃取剂。
As the early work to build the new art of catalytic distillation hydrolysis of methyl acetate, a non-equilibrium rate model and the calculation method based on it was established.
作为开发醋酸甲酯水解新工艺的前期工作，本文针对醋酸甲酯水解催化反应精馏新工艺，建立了非平衡级反应精馏速率模型和过程模拟的计算方法。
The self - cross linking adhesive for paper - Al foil composite can be abtained by using vinyl acetate and acrylate as raw materials and hydroxy methyl acrylamide as self - cross linking monomer.
以醋酸乙烯酯和丙烯酸丁酯为主要原料，引入自交联型单体羟甲基丙烯酸胺合成了纸张——铝箔复合膜粘合剂。
On other hand, the catalytic activity per equivalent acid of the fiber is almost equal to that of the resin in the case of methyl acetate hydrolysis.
而在醋酸甲酯小分子水解反应中，纤维状催化剂每摩尔当量酸的催化活性几乎与树脂催化剂相等。
Ten of them were identified. They are ethylene, propylene, isobutane, cyclobutane, three isomeric butenes, methyl ethyl ether, ethyl isopropyl ether, and ethyl acetate.
它们是乙烯，丙烯，异丁烷，环丁烷，丁烯类化合物三个，甲基乙基醚，乙基异丙基醚，乙酸乙酯。
Sodium bisulfate was used as the catalyst for esterification of ethylene glycol mono-methyl ether and acetic acid to ethylene glycol monomethyl ether acetate.
将硫酸氢钠作为由乙二醇单甲醚和乙酸酯化合成乙二醇单甲醚乙酸酯的催化剂。
A process of synthesizing methyl acetate by reactive distillation with acetic aid and methanol as starting materials and sulfuric acid as catalyst was studied.
以醋酸、甲醇为原料，以浓硫酸为催化剂，对反应精馏法制备醋酸甲酯的过程进行了实验研究。
In four extracts from PMEW treated with methyl alcohol and water, petroleum ether, chloroform and ethyl acetate, extract rate of methyl alcohol and water was the highest.
通过对PMEW萃取分离发现，在甲醇水、氯仿、石油醚和乙酸乙酯四种萃取物中仍以甲醇水的萃取率最高。
The high efficient flow guided sieve tray and packing are adopted in the innovation of vinyl acetate Methanol methyl acetate distillation column.
采用高效导向筛板与填料对乙酸乙烯-乙酸甲酯精馏塔进行了技改设计。
Eliminating the need of ethylene or acetylene and external acetic acid, VAC can be produced from synthesis gas and methyl acetate which is the by-product of PVA.
该法不用乙烯(乙炔)和醋酸，而只用聚乙烯醇生产过程中的副产物醋酸甲酯与合成气反应，便可生成醋酸乙烯。
The eigen-kinetics of hydrolysis of methyl acetate in cation-exchange resins was studied. The eigen-kinetics model in removing diffusion of catalyst-capsule was found.
以阳离子交换树脂为催化剂，对醋酸甲酯催化水解本征动力学进行研究，并建立了消除催化剂包内扩散的本征动力学模型。
The fruity type flue-cured tobacco essence mainly consists of trans-2-hexenal, hexenyl formate, methyl acetate, red date tincture, hawthorn tincture and the like.
该果香型烤烟香精主要由反-2-己烯醛、甲酸叶醇酯、乙酸薄荷酯、枣子酊、山楂酊等组分组成。
Starkrimson fruit aroma comprised butyl acetate, 3-methyl-butyl acetate, propyl acetate, ethyl acetate, 1-butanol, 1-propanol, 2-methyl-butanol and ethyl 2-methyl-butanoate.
乙酸丁酯、乙酸3 -甲基丁酯、乙酸丙酯、乙酸乙酯、1 -丙醇、1 -丁醇、2 -甲基丁醇和2 -甲基丁酸乙酯为新红星苹果果实的主要香气成分。
The critical parameters of 1-pentene, 3-methyl-1-butene, 1-hexene and isopropyl acetate were determined.
测定了1-戊烯、3-甲基-1-丁烯、1-己烯和乙酸异丙酯的临界参数。
The critical parameters of 1-pentene, 3-methyl-1-butene, 1-hexene and isopropyl acetate were determined.
测定了1-戊烯、3-甲基-1-丁烯、1-己烯和乙酸异丙酯的临界参数。
应用推荐