Microcapsules for stabilizing cosmetic, pharmaceutical or...

A - Human Necessities – 61 – K

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A61K 9/50 (2006.01) A23L 1/00 (2006.01) A23L 1/22 (2006.01) A23P 1/04 (2006.01) A61K 8/11 (2006.01) A61K 8/31 (2006.01) A61K 8/35 (2006.01) A61K 8/368 (2006.01) A61K 8/64 (2006.01) A61K 8/66 (2006.01) A61K 8/67 (2006.01) A61K 8/97 (2006.01) A61Q 5/00 (2006.01) A61Q 19/00 (2006.01)

Patent

CA 2388166

Microcapsules for stabilizing cosmetic, pharmaceutical or food products, having a size which is smaller than 500 µm, said microcapsules being comprised of a core of adsorbent material which can be a water insoluble natural or modified polysaccharide or an inorganic adsorbent material, wherein are included the active ingredients and is coated with polymer material (natural polymer or natural modified polymer or synthetic polymer which is appropriate to be used in cosmetic, pharmaceutical or food industries, and is capable of forming films). The microcapsules are incorporated into cosmetic products such as gels, creams, lotions, emulsions, bath gels, shampoos and the like; the microcapsules can also be incorporated into pharmaceutical and veterinary products through topical, oral or parenteral means; the microcapsules can also be incorporated into products for human or animal food and into dietetic products.

L'invention concerne des microcapsules permettant la stabilisation de produits cosmétiques, pharmaceutiques ou alimentaires dont la dimension est inférieure à 500 µm. Ces microcapsules se composent d'un noyau de matière adsorbante (polysaccharide naturel ou modifié insoluble dans l'eau ou matière inorganique adsorbante) contenant des principes actifs et recouverte d'une matière polymère (polymère naturel ou naturel modifié ou polymère synthétique convenant à une utilisation dans le domaine cosmétique, pharmaceutique ou alimentaire et capable de former des films). Ces microcapsules sont incorporées dans des produits cosmétiques tels que les gels, les crèmes, les lotions, les émulsions, les gels de bain, les shampooings et analogues, dans des produits pharmaceutiques et vétérinaires administrés par voie topique, orale ou parentérale, dans des produits pour l'alimentation humaine ou animale ainsi que dans des produits diététiques.

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