As to the non-linear process of the system, we calculate the constant of the Liquid-liquid equilibrium by making use of the UNIFAC Method to solve the problem of the lack of experimental data.
针对体系的非理想过程，采用UNIFAC基团贡献法计算液液平衡常数，解决了实验数据不足造成的局限。
The solute solubility in cosolvent systems has also been estimated using a Ig - linear solubility model and UNIFAC method. The calculated results were in good agreement with the experimental values.
利用对数线性模型，以及UN IFAC基团贡献法对溶质的溶解度进行了估算，发现估算值与测定值吻合得较好。
The results show that improved UNIFAC model is a high feasible research method to predict the solubility of small-molecule solvents in membrane.
证明采用UNIFAC及其改进方程预测小分子在高分子膜中的溶解行为是一种可行性较高的研究方法。
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