Measurement of the surface tensions and the interfacial tensions of n-pentane-water and R 113-water systems

1988 ◽  
Vol 9 (3) ◽  
pp. 409-424 ◽  
Author(s):  
H. Matsubara ◽  
M. Murase ◽  
Y. H. Mori ◽  
A. Nagashima
1994 ◽  
Vol 72 (9) ◽  
pp. 1915-1920 ◽  
Author(s):  
Laurier L. Schramm ◽  
Loren G. Hepler

We have measured (du Nouy ring and maximum bubble pressure methods) suspension–air surface tensions of aqueous suspensions of montmorillonite and have observed that these surface tensions are larger than those of pure water at the same temperatures. Further measurements have shown that dispersed montmorillonite also increases the suspension–toluene interfacial tension compared with that of pure water–toluene. Similar measurements on aqueous suspensions of kaolinite have yielded suspension–air interfacial tensions with uncertainties as large as the observed (small) effect, and also shown that the suspension–toluene interfacial tension is decreased (opposite to the effect of montmorillonite) by amounts larger than the experimental uncertainties. Measurements of maximum bubble pressures at different flow rates have provided information about the effect of surface age on observed surface tensions.


1961 ◽  
Vol 44 (3) ◽  
pp. 401-406 ◽  
Author(s):  
A.H. Duthie ◽  
R.G. Jensen ◽  
G.W. Gander

1996 ◽  
Vol 61 (4) ◽  
pp. 489-500 ◽  
Author(s):  
Markéta Čechová ◽  
Lidmila Bartovská

The surface tensions, interfacial tensions and densities of conjugate solutions of compositions lying in the miscibility gap were measured for two ternary systems, viz. benzene-ethanol-water and n-hexane-acetone-water, at 25 °C.


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