Delivery systems for active ingredients including sunscreen...

A - Human Necessities – 61 – K

Patent

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A61K 9/14 (2006.01) A61K 8/04 (2006.01) A61K 8/29 (2006.01) A61K 8/35 (2006.01) A61K 8/37 (2006.01) A61K 8/40 (2006.01) A61K 8/42 (2006.01) A61K 8/81 (2006.01) A61K 8/92 (2006.01) A61Q 17/04 (2006.01)

Patent

CA 2285528

The present invention provides methods of making delivery systems for active ingredients including hydrogenated jojoba and sunscreen actives. The recrystallization process of the present invention produces small particle size alloys from molten mixtures and recrystallized small particle size dispersions from high temperature solvent solutions. The invention further provides delivery systems for active ingredients such as sunscreen actives.

L'invention concerne des procédés de fabrication de systèmes de distribution de matières actives, y compris des matières à base de jojoba hydrogéné ou antisolaires. Le processus de recristallisation de l'invention produit des alliages de faible dimension granulométrique fabriqués à partir de mélanges en fusion, ainsi que des produits de dispersion de faible dimension granulométrique recristallisés à partir de solutions dissolvantes obtenues à haute température. L'invention concerne en outre des systèmes de distribution de matières actives telles que des substances actives antisolaires.

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