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苯甲酸-萘二元凝聚系统相图的差热分析法
引用本文:胡云楚.苯甲酸-萘二元凝聚系统相图的差热分析法[J].中南林业科技大学学报,1998(2).
作者姓名:胡云楚
作者单位:中南林学院基础课部!株洲,412006
摘    要:相图是对物质进行分离提纯的基础.本文采用差热分析法,测定了来甲酸-苯混合物的DTA曲线,从中获得其组成和峰温的关系,并由此绘制出苯甲酸-苯二元凝聚系统的相图.实验结果表明,差热分析法比步冷曲线法更适合于对多元凝聚系统复杂相图进行研究.

关 键 词:苯甲酸    凝聚系统  相图  差热分析

DTA Studies of Phase Diagrams of the Two-component Condensed System of Benzoic Acid-Naphthalene
Hu Yuanchu.DTA Studies of Phase Diagrams of the Two-component Condensed System of Benzoic Acid-Naphthalene[J].Journal of Central South Forestry University,1998(2).
Authors:Hu Yuanchu
Abstract:A phase diagram is the base of isolating and cleansing substances. Thephase diagram of the two-component condensed system of benzoic acid-naphthalene ismapped by the composition and the peak temperature from the DTA curve of the benzoicacid-naphthalene. The DTA is more suitable for the studies of complex phase diagrams ofthe multicomponent condensed system than the cooling curve method.
Keywords:DTA  benzoic acid  naphthalene  condensed system  phase diagram
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