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。
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。
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 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 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 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 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 results showed, firstly, the recycle coefficient of the process can be reduced greatly in recovering methyl acetate by catalytic distillation technology;
模拟计算结果表明:采用催化精馏工艺,可使流程中物料循环系数大大降低;
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。
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 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。
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。
Study on simulation of reactive dividing-wall distillation column for methyl acetate hydrolysis;
在稳态模拟的基础上,研究了醋酸甲酯水解的反应精馏隔壁塔的控制策略。
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。