Excess molar enthalpies and excess molar volumes of binary mixtures containing 1,3-dioxolane or 1,4-dioxane plus pine resins at (298.15 and 313.15) K and at atmospheric pressure

被引:28
作者
Francesconi, R
Castellari, C
Comelli, F
机构
[1] Univ Bologna, Dipartimento Chim G Ciamician, I-40126 Bologna, Italy
[2] CNR, Ctr Studio Fis Macromol, I-40126 Bologna, Italy
关键词
D O I
10.1021/je000337g
中图分类号
O414.1 [热力学];
学科分类号
摘要
Excess molar enthalpies, H-m(E), and excess molar volumes, V-m(E), of binary mixtures containing 1,3-dioxolane or 1,4-dioxane + alpha -pinene, + beta -pinene, or + p-cymene were determined at (298.15 and 313.15) K and at atmospheric pressure over the entire composition range using a flow microcalorimeter and a digital density meter. H-m(E) and V-m(E), are always positive, and the temperature dependence is more marked for V-m(E) values. Results were fitted to the Redlich-Kister polynomials to obtain the binary adjustable parameters and the standard deviations.
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页码:577 / 581
页数:5
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