Preparation of stable aqueous emulsions of water-insoluble particles
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United States of America Patent
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Feb 28, 1995
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N/A
app pub date -
Oct 4, 1993
filing date -
Oct 4, 1993
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Expired
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Abstract
A process for preparing an emulsion of water-insoluble particles useful in the cosmetic, pharmaceutical, paint and ink industries comprising: treating the water-insoluble particles with a wetting agent in an organic solvent; combining the water-insoluble particles with an oily or polymeric substance to obtain an oily suspension; preparing an aqueous solution of a combination of surface active agents; and combining the aqueous solution with the oily suspension to form an emulsion.
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