几种合成醋酸甲酯新方法的研究进展被介绍和评论。
Several new synthesis methods for methyl acetate are described and reviewed in this paper.
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。
The experimental results show that the catalytic rectification technique can be successfully used in the hydrolysis of 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。
These conclusions indicated that saline extraction was very helpful for separation of methanol and methyl acetate.
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。
Study on simulation of reactive dividing-wall distillation column for methyl acetate hydrolysis;
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 catalytic distillation process for the hydrolysis of methyl acetate was established, and its characteristics and applicability were discussed.
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。
Based on the analysis of hydrolysis of methyl acetate, it was feasible that applied catalytic reaction distillation to hydrolyze methyl acetate.
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。
Preparation of methyl acetate from methanol and acetic acid by reactive rectification was investigated with concentrated sulfuric acid as catalyst.
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 purity of methyl acetate is 99.8%. It can satisfy industrial requirements.
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。
A process of synthesizing methyl acetate by reactive distillation with acetic aid and methanol as starting materials and sulfuric acid as catalyst was studied.
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。
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.
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。
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.
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。
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.
研究了在常压下、温度为308~328K的范围内,用阳离子交换树脂作催化剂的醋酸甲酯催化水解宏观反应动力学。
In this paper, the macro reaction kinetics on the hydrolysis of the methylacetate, catalyzed by cation exchange resins was studied at the atmospheric pressure and at the temperature range of 308~328K.
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 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.
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。
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.
邻苯二甲酸二甲酯与邻苯二甲酸二乙酯配合用于醋酸纤维素的薄膜、透明纸和模塑粉等制作中。
Phthalic acid dimethyl phthalate two two and two formic acid ethyl ester two for cellulose acetate film, transparent paper and molding powder production.
配方:溶剂:醋酸,单体中甲基丙烯酸甲酯体积分数为10%到30%。
The recipe: acetic acid as solvent, MMA contents from 10 vol % to 30 vol %.
本论文采用乳液聚合的方法合成了聚醋酸乙烯树脂,并通过加入硬单体—甲基丙烯酸甲酯对其进行改性。
The method of emulsion polymerization was used to synthesize polyvinyl acetate resin by adding hard monomer_methyl methacrylate to modify it.
以N-甲基乙酰胺、醋酸乙烯酯为原料,N,N-二甲氨基吡啶(DMAP)为催化剂,合成N-甲基-N-乙烯基乙酰胺。
N-Methyl-N-vinylacetamide was synthesized from N-methylacetamide and vinyl acetate with N, N-dimethylamino pyridine (DMAP) as catalyst.
以N-甲基乙酰胺、醋酸乙烯酯为原料,N,N-二甲氨基吡啶(DMAP)为催化剂,合成N-甲基-N-乙烯基乙酰胺。
N-Methyl-N-vinylacetamide was synthesized from N-methylacetamide and vinyl acetate with N, N-dimethylamino pyridine (DMAP) as catalyst.
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