The surface tension determined by the tensile drop method increases markedly as B2O3 is replaced by SiO2 at constant mole fraction Na2O. Addition of SiO2 to glasses at constant Na:B ratio results in a slight increase in surface tension in the range NSiO2 = 0 to 0.4.
Origin
University Of Manchester
Journal Title
Phys Chem Glasses 1991 32 2 72-76
Sector
Special Glass
Class
S 529