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We have investigated the effects of addition of various diols on the properties of water–paraffin emulsions stabilised by non-ionic surfactants. Diols do not partition to the oil phase of these emulsions to any significant extent. Diol addition causes phase inversion of the emulsions from water-in-oil (w/o) to oil-in-water (o/w) and the concentrations of the different diols required for phase inversion...
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