Measurement of the interfacial tension of demixed colloid-polymer suspensions
Publication date
1997
Authors
Lekkerkerker, H.N.W.
Vliegenthart, G.A.
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Document Type
Article
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Abstract
The interfacial tension of a demixed colloid-polymer mixture is measured using the spinning drop technique. For a demixed system of colloidal silica (diameter 20 nm) and polydimethylsiloxane ((Mw = 97000)
in cyclohexane a value of 1.5 x
10-2 mN/m is obtained.
Keywords
Interfacial tension, demixed suspensions, colloid-polymer mixtures