为了获得二甲苯异构体邻二甲苯、间二甲苯和对二甲苯的表面张力参数
补充现有数据不足
为其作为化工合成原料、汽油及替代燃料添加剂等工程应用提供技术支持
建立了悬滴法实验系统
利用正庚烷检验其精确性和可靠性
并对邻二甲苯、间二甲苯和对二甲苯在303.15~393.15K温度范围内的表面张力进行了实验研究
得到了57组实验数据。利用得到的实验数据
拟合得到了邻二甲苯、间二甲苯和对二甲苯的表面张力计算方程。表面张力计算方程计算值和实验数据之间的绝对偏差在±0.1mN·m-1以内。所获得的表面张力实验数据和计算方程
可为邻二甲苯、间二甲苯和对二甲苯的工程应用提供基础热物性数据。
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