• 乙醚溶液制得聚苯乙烯甲基甲基丙烯酸甲酯反应不能分离出聚甲基丙烯酸甲酯及它的接共聚物。

    Neither polymethylmethacrylate nor polymethylmethacrylate-grafted copolymer could be isolated by the reaction of polystyrene methylene lithium prepared in ether solution with methyl methacrylate.

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  • 辛醇原料,合成1-溴辛烷,将1-溴辛烷对羟基苯甲酸甲酯反应,然后水解,得到了4 -辛氧基苯甲酸。

    1-bromooctane was manufactured by n -octanol as material, and reacted with methyl o -hydroxybenzoate, the 4-octanoxy benzoic acid was obtained.

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  • 另一种2-巯基苯并噻唑先将溴甲烷氰化钠反应生成硫氰酸甲酯然后硫氰酸氯甲酯与2-巯基苯并噻唑反应得到苯噻氰。

    It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole.

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  • 简述了分别一氧化碳二氧化碳甲醇二甲等进行羰基化反应合成碳酸甲酯(DMC)的研究进展

    Advances in the carbonylation synthesis of dimethyl carbonate (DMC) from methanol or dimethyl ether with carbon monoxide or carbon dioxide were summarized.

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  • 分子蒸馏预处理因素试验基础采用响应曲面法建立脂肪酶催化反应生成脂肪酸甲酯含量数学模型

    The fatty acid methyl ester content model produced by an enzymatic reaction was presented by a response surface methodology (RSM) on the basis of molecular distillation and single factor experiments.

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  • 研究在常压下、温度308~328K范围内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.

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  • 叙述了脂肪酸甲酯加氢饱和甲酯催化剂HG - 2的筛选过程讨论各工艺条件加氢反应影响

    The selection process of hydrogenation catalyst HG-2 for the preparation of saturated ME was described, and the effect of reaction conditions on the hydrogenation process were discussed.

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  • 研究了萃取反应合成甲基丙烯酸甲酯( MMA)。

    The synthesis of MMA by the extractive reaction method was studied.

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  • 酸性阳离子交换树脂催化剂,经过自制固定反应,使棕榈油脱臭馏出物(PODD)中的脂肪酸甲醇酯化反应,合成脂肪酸甲酯

    Fatty acid methyl esters were prepared by esterification in a fixed bed reactor from methanol and fatty acids in palm oil deodorizer distillate (PODD) using a cation exchange resin as catalyst.

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  • 讨论催化剂用量、反应时间反应温度等对合成马酸二甲酯影响

    The effects of the catalyst content, ratio of methanol to fumaric acid, reaction time and reaction temperature on the reaction were investigated.

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  • 本文介绍了易挥发、具腐蚀性且组份之间存在可逆反应含有甲酸、甲酸甲酯甲醇样品GC分析

    In this article, analysis by GC of volatile and corrosive samples containing formic acid, formic ether, methanol and water among which there may be reversible reactions is described.

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  • 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可行

    Based on the analysis of hydrolysis of methyl acetate, it was feasible that applied catalytic reaction distillation to hydrolyze methyl acetate.

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  • 可以代替剧毒光气硫酸甲酯作为环境友好有机合成中间体起始物质应用羰基化和甲基化反应中。

    It can be use as an environment-friendly intermediate and starting material for organic synthesis substituting the poisonous phosgene and dimethyl sulfate in carbonylation and methylation reaction.

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  • 本文综述了对化学工业具有潜在经济价值油酸甲酯油醇的氢甲酰反应进展介绍了反应产物的应用前景。

    In this text, the developments of hydroformylation of methyl oleate and oleyl alcohol, as well as the reactions and applications of its final products were reviewed.

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  • 这些化合物均聚反应,亦易与苯乙烯甲基丙烯酸甲酯丙烯腈乙烯类单体聚合有色的高聚物。

    These colored compounds can be homopolymerized and copolymerized with most vinyl monomers such as styrene, methyl methacrylate and acrylonitrile, to give the corresponding colored polymers.

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  • 在中试反应精馏塔硫酸催化剂进行了醋酸甲醇反应制备醋酸甲酯试验。

    Preparation of methyl acetate from methanol and acetic acid by reactive rectification was investigated with concentrated sulfuric acid as catalyst.

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  • 在间歇釜式反应器中,进行一氧化碳甲醇羰基化合成甲酸甲酯合成考察甲醇碱性催化体系反应影响

    Sodium methoxide used as catalyst for the synthesis of methyl formate by carbonylation of methanol was studied, and effect of three kinds of promoter was investigated.

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  • 醋酸甲酯分子水解反应中,纤维催化剂摩尔当量催化活性几乎树脂催化剂相等

    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.

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  • 研究过氧化苯甲酰(BPO)引发剂甲苯溶剂SBS丙烯酸酯共聚反应

    The grafting-copolymerization of acrylate to SBS block copolymer in toluene solution with BPO as initiator was studied.

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  • 介绍了碳酸甲酯苯酚交换合成碳酸二反应热力学

    Reaction thermodynamics of diphenyl carbonate (DPC) synthesis by the transesterification reaction from dimethyl carbonate and phenol is introduced.

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  • 采用水合硫酸作为催化剂,催化己二生产副产物——混合二元酸甲醇反应合成混合二元酸二甲酯

    Mixed dibasic acid dimethyl ester was synthesized from methanol and mixed dibasic acid, the byproduct of adipic acid, using sodium sulfate monohydrate as catalyst.

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  • 反应历程可能甲醇首先相催化羰化为甲酸甲酯然后甲酸甲酯多相催化氢解甲醇。

    The reaction pathway may involve a homogeneous carbonylation of methanol to methyl formate followed by the heterogeneous hydrogenolysis of methyl formate to methanol.

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  • 采用直接酯化法,将山梨反应合成了山梨甲酯乙酯丙酯丁酯

    Methyl, ethyl, propyl and butyl sorbates were synthesized by esterification of sorbic acid with four kinds of alcohol respectively.

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  • 自制钼镍催化剂,经衣甲醇反应合成了衣康酸甲酯

    With self-made Mo-Ni catalyzer, itaconic acid and carbinol are synthetised into itaconic acid dimethyl grease.

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  • C100阳离子交换树脂作为催化剂间歇搅拌釜式反应器中测定甲醇和醋酸合成醋酸甲酯本征反应动力学

    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.

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  • 通过紫外光引发甲基丙烯酸甲酯聚合聚丙烯表面引入了反应基团酯基。

    The surface of polypropylene microporous membranes was activated by the graft polymerization of methyl methacrylate initiated with ultraviolet-photo.

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  • 实验还测定了反应温度催化剂用量酯比对乙酸甲酯水解影响

    The effects of reaction temperature, catalyst amount and mole ratio of water to methyl acetate on conversion were investigated.

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  • 概述了甲酯性质香气特征应用通过康尼查罗反应酯化反应合成了糠酸甲酯

    The properties, aroma characteristics and application of methyl-furoate were discussed. Methyl-furoate was synthesized by Cannizzaro reaction and esterification.

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  • 应用红外光谱技术研究乙酸催化作用下1,5-萘二胺碳酸甲酯甲氧基羰基化反应机理

    The methoxycarbonylation mechanism of 1,5-naphthalene diamine with dimethyl carbonate catalyzed by zinc acetate was investigated by Fourier transform infrared spectroscopy.

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  • 应用红外光谱技术研究乙酸催化作用下1,5-萘二胺碳酸甲酯甲氧基羰基化反应机理

    The methoxycarbonylation mechanism of 1,5-naphthalene diamine with dimethyl carbonate catalyzed by zinc acetate was investigated by Fourier transform infrared spectroscopy.

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