FIELD: industrial physicochemical processes.
SUBSTANCE: invention provides a method for preparation of granulate, which manifests quick and excellent dispersibility in water and which contains fat-soluble and hydrophobic substances, preferably steroid substances, having solubility at 20°C less than 20 μ\g/mL. Method comprises dispersing fat-soluble and hydrophobic substance in water in presence of nonionic surfactant; adding water-soluble polyhydroxylated solid excipient selected from soluble polyalcohols, such as mannitol or sorbitol, and/or saccharose, or mixtures thereof to water dispersion in order to obtain pasty mass; and granulation of the latter.
EFFECT: enabled preparation of granulate suitable to prepare stable and homogenous water suspensions appropriate for use in food, cosmetic, and preferably pharmaceutical applications.
12 cl, 1 dwg, 7 ex
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Authors
Dates
2006-12-10—Published
2002-07-09—Filed