Abstract Addition of free PEO homopolymer to the aqueous latex dispersions caused depletion flocculation, which the authors studied as a function of free polymer molecular weight, salt concentration and adsorbed `Pluronic molecular weight Their findings are in general agreement with the pragmatic model of Vincent...
Depletion Flocculation Induced by Synergistic Effects of ,
The depletion flocculation of stable suspensions of charged microparticles 12 μm diameter polystyrene by mixtures of silica nanoparticles 7 nm and poly acrylic ....
PDF Depletion Flocculation in Colloidal Dispersions
Depletion flocculation is a well-known instability mechanism that can occur in oil-in-water emulsions when the concentration of non-adsorbed polysaccharide exceeds a certain level...
Depletion Flocculation This means that there is a high concentration of polymer in the bulk and a low concentration between the particl This is a classic case of osmotic pressure difference and solvent will go from the low concentration to the high concentration, ie the solvent will flow out of the gap between the particles, causing them to clump...
Abstract The major effect in this case ap- pears to be associated with the interaction of the steric layer on one surface with tlae Journal of Colloid and Interface Science, Vol 75, No 2, June 1980 DEPLETION STABILIZATION AND FLOCCULATION 539 depletion layer adjacent to the opposing surface...
Depletion Flocculation
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