azeotrope相关论文
External energy field PI technology is a useful tool for achieving drastic improvements in the efficiency of chemical pr......
Molecular interaction mechanism in the separation of a binary azeotropic system by extractive distil
Ionic liquids (ILs) have shown excellent performance in the separation of binary azeotropes through extractive distillat......
Dynamic control analysis of interconnected pressure-swing distillation process with and without heat
Dynamic controls of pressure-swing distillation with an intermediate connection (PSDIC) process of ethyl acetate and eth......
Microwave-induced film evaporation separation process has been reported recently to separate the polar/nonpolar mixture.......
The pressure swing distillation (PSD) process for separation of ethyl acetate and ethanol mixture in sub-plateau region ......
Design and control of methyl acetate-methanol separation via heat-integrated pressure-swing distilla
Design and control of pressure-swing distillation(PSD) with different heat integration modes for the separation of methy......
Effect of methylimidazolium-based ionic liquids on vapor-liquid equilibrium behavior of tert-butyl a
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Isobaric vapor-liquid equilibrium for ternary system of ethanol, ethyl propionate and para-xylene at
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Trifluoroacetic acid (TFA) is corrosive and toxic,which is hard to decompose by chemical reaction and micro-biological d......
基于乙醇胺和三乙烯二胺物系共沸组成随压力变化显著的特点,采用常规变压精馏工艺分离乙醇胺和三乙烯二胺物系;为降低常规变压精馏......
Trifluoroacetic acid (TFA) is corrosive and toxic,which is hard to decompose by chemical reaction and micro-biological d......
新型“隔离型”氢氟醚———1-乙氧基-1,1,2,3,3,3-六氟-2-(全氟丙氧基)丙烷,由六氟环氧丙烷二聚体与硫酸二乙酯经烷基化反应合成,......
研究了基于变径-变压塔(VDC-PSD)联合处理二元共沸物甲醇-氯仿分离过程的热集成,基于Aspen dynamics对动态控制方案进行了仿真验证......
共沸混合物的分离通常是采用共沸蒸馏或萃取蒸馏来进行。本文研究了用膜蒸馏技术来分离甲酸-水共沸混合物的可能性。结果表明,采用......
一个 homotopy 牛顿混血儿方法为预言共沸混合物，有更大的会聚的领域的 homotopy 方程的集合第一在被解决产生更好起始的猜测被建议......
利用乙腈-水体系在不同压力下共沸点有较大的变化特性,采用变压精馏对该物系进行高纯度的分离研究。基于Aspen Plus流程模拟软件,......
采用准静态方法测定了368.75～423.00 K温度范围内1,6-己二异氰酸酯（HDI）单组分的饱和蒸汽压,以及HDI与癸二酸二辛酯（DOS）在369.81～424.55......
利用乙腈-异丙醇物系在不同压力下共沸组成有较大变化的特点,提出变压精馏分离该共沸物系的工艺流程。对该分离过程进行了模拟计算......
对双塔流程进行了模拟，提出了二元非均相共沸物分离过程的模拟计算方法，可供工程计算参考。......
丙二醇甲醚醋酸酯(PGMEA)是电子行业使用的一种优良清洗溶剂,使用后的废液中含有PGMEA和水等物质,两者会形成共沸物。文中研究了共......
Dynamic control analysis of interconnected pressure-swing distillation process with and without heat
Dynamic controls of pressure-swing distillation with an intermediate connection(PSDIC) process of ethyl acetate and etha......
In order to separate methyl acetate and methanol azeotrope,the ionic liquid(IL)1,3-dimethylimidazolium dimethylphosphate......
在这研究，引得出的蒸馏被使用了用高纯净和产量从 carbofuran 酚(CFP ) 分开儿茶酚(猫) 。到猫的 CFP 的相对轻快被测量，并且分开代......
Effect of methylimidazolium-based ionic liquids on vapor-liquid equilibrium behavior of tert-butyl a
Three ionic liquids(ILs),1-ethyl-3-methylimidazolium bromine([EMIM]Br),1-butyl-3-methylimidazolium bromine([BMIM]Br),and......
以乙二醇与醋酸钾的混合物作萃取剂,采用加盐萃取精馏的方法对甲乙酮-水二元恒沸体系进行分离,设计了工艺流程,确定了操作条件, 得......
用全自动低温绝热量热计测定了水、乙醇以及水和乙醇组成的共沸混合物在不同温区的摩尔热容Cp.m建立了共沸混合物Cp,m与温度T的函......
为解决4,6-二硝基邻仲丁基苯酚生产过程中的废水污染问题,通过精馏方法使DNBP废水中的有机物由于沸点的差异而分离出来,并对釜残液......
基于Aspen Plus流程模拟软件,提出了精馏-液液萃取相结合的分离工艺,以得到质量分数分别为99.9%苯和95.0%的乙醇,及净化水中苯和乙......
简述煤焦油中的共沸物种类和性质,对其成因进行了分析,总结了其测定、预测以及分离方法,并对其研究方向提出了若干建议.......
分析了影响精甲醇水溶性的各种因素,分别从甲醇水溶性测定方法、甲醇合成操作方法、甲醇精馏操作方法三个方面介绍了提高甲醇水溶......
以丙酮-甲醇、醋酸甲酯-甲醇、四氢呋喃-乙醇、甲基叔丁基醚-甲醇4个常见共沸体系为研究对象,运用化工模拟软件AspenPlus计算二甲......
目的:改进青霉素共沸结晶条件、提高钾盐收率.方法:共沸罐增加W型底、提高共沸罐真空度、调整共沸罐搅拌转数.结果:青霉素共沸钾盐......
通过构建数值模型,对填料毛细管精馏塔内气液两相的流场和速度场分布进行了计算分析,研究了在不同的填料孔隙率、气相和液相进口速......
针对中国石油天然气股份有限公司独山子石化分公司0．6Mt／a芳烃抽提装置甲苯收率低的情况，定性与定量分析了甲苯产品中非芳烃组分。分......
本文采用丙二酸二乙酯合成法，３，５－二硝基苯甲酸为原料，经酰化，缩合，脱酸等步骤合成了３，５－二硝基苯乙酮，试验发现利用苯与乙醇形成共沸物除去缩合......
Photochromism is a phenomenon that a compound undergoes a reversible color change with the change of the wavelength of t......
本文测定了以乙醇、丙酮、正已烷组成的３组二元体系和１组三元及及环已烷、异丙醇、乙酸乙酯、丁酮所组成的３组三元体系在１０１．３－９０２．ｋＰａ压力下的加压......
In the present work,a comparative study of the extractive distillation and pressure swing distillation for methanol-acet......
综述了碳酸二甲酯-甲醇二元共沸物汽液平衡和分离方法的最新研究进展.在各种分离方法中,膜分离和吸附分离能耗低、效率高,是一种新......
本文通过废料直接精馏，水洗-精馏，精馏-萃取-精馏等三种方案对甲醇与乙酸乙酯废料加以回收，通过比较分析大量的数据验证，决定选用第二......
Effects of imidazolium-based ionic liquids on the isobaric vapor–liquid equilibria of methanol+dimet
The separation of methanol(MeOH)and dimethyl carbonate(DMC)is important but difficult due to the formation of an azeotro......
The pressure swing distillation(PSD)process for separation of ethyl acetate and ethanol mixture in subplateau region was......
