Excess molar volumes and deviations of the relative permittivity of the binary mixtures of 2-propoxyethanol with diethylene, triethylene, and tetraethylene glycols at various temperatures Ćwilińska, A.; Klimczak, M.; Kinart, W.J.; Kinart, C.M.; The Journal of Chemical Thermodynamics 2008, 40, 476-482