共沸混合物
- 名azeotrope
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如果我们有这样子特殊的A和B的混合物,在这个点,我们得到了所谓的共沸混合物。
So if I have this special mixture here , of A and B , at this point here , I form what 's called an azeotrope .
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基于量化参数和拓扑指数的脂肪醇沸点QSPR研究苯-甲醇共沸混合物
Study on Structures and Properties of Fatty Alcohols with Quantum-chemical Descriptors and Topological Index benzene-methanol azeotrope
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氟化醚类共沸混合物HFE-143a/HFE-218作为制冷剂与其他几类HCFC-22替代物的分析比较
Comparison Between Fluorinated Ether Azeotropic Mixtures HFE-143a / HFE-218 as Refrigerant And Some Other HCFC-22 Alternatives
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获得了其相应的相变焓和相变熵.计算了以298.15K为基准的该共沸混合物的热力学函数和超额热力学函数。
The thermodynamic functions and the excess thermodynamic functions of the azeotrope relative to 298 . 15 K were derived based on the relationships of the thermodynamic functions and the function of the measured heat capacity with respect to the temperature .
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关于共沸混合物,有问题吗?,接着我们要讲依数性?
Any questions on azeotropes , before we get to colligative properties ?
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所以我们要知道哪些东西会形成共沸混合物。
So you 've got to know , which things form azeotropes .
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膜蒸馏分离甲酸-水共沸混合物
Separation of formic acid-water azeotropic mixtures by membrane distillation
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水-乙醇二元体系共沸混合物的热力学研究
Thermodynamic Investigation of the Azeotrope of Water and Ethanol
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共沸混合物在清洗中的应用
The Application of Azeotrope as Cleaning Agent
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这时就是一个负的共沸混合物。
And a negative azeotrope here .
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花粉生殖细胞的大量分离与纯化分离共沸混合物
MASS ISOLATION AND PURIFICATION OF GENERATIVE CELLS FROM POLLEN GRAINS Separation of Mixtures with Same Boiling Point
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苯-甲醇共沸混合物
Benzene-methanol azeotrope refractory compound
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本文介绍了应用非共沸混合物的小型制冷系统的特性。
In this paper , the performances characteristics of small refrigerating system using non azeotropic mixtures are introduced .
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海绵预富集分离-原子吸收分光光度法测定银分离共沸混合物
Atomic Absorption Spectrophotometric Determination of Silver with Sponge Separation and Preconcentration Separation of Mixtures with Same Boiling Point
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不同原油界面活性组分的分离及表征分离共沸混合物
Seperation and characterization of Interfacial Active Agents in Different Crude Oils Separation of Mixtures with Same Boiling Point
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共沸混合物的分离广泛存在于化工生产过程之中,其分离过程的最优化设计仍面临诸多挑战。
The separation of azeotropic mixtures is quite common in chemical industry . However , the optimal design of the separation processes still faces many challenges .
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为了解乙醇-水共沸混合物分批萃取精馏中溶剂回收操作的特有的现象和规律,以乙二醇为溶剂,进行了溶剂回收的实验研究。
The process of the solvent recovery operation during batch extractive distillation for the separation of ethanol-water azeotropic mixture using glycol as the solvent was studied experimentally .
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醋酸为工业界中常用的药品,可是醋酸与水会形成类似共沸之混合物,故使用传统蒸馏无法得到高纯度的醋酸。
Acetic acid and water is a mixture with close-boiling temperature . Therefore , a conventional distillation can not produce high purity acetic acid .
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本文采用以对二甲苯和环己烷为共沸剂的非均相间歇共沸精馏方法分离N-乙基哌嗪-乙醇胺的共沸混合物。
N-ethylpiperazine and monoethanolamine were separated by the heterogenous azeotropic batch distillation with p-xylene and cyclohexane as the entrainers , respectively .