Finely dispersed carotenoid and retinoid suspensions and...

Details Finely dispersed carotenoid and retinoid suspensions and... Finely dispersed carotenoid and retinoid suspensions and...

A - Human Necessities

23

L

A23L 1/27 (2006.01) A23L 1/275 (2006.01) A61K 9/10 (2006.01) C09B 61/00 (2006.01) C09B 67/46 (2006.01) A61K 47/24 (2006.01)

Patent

CA 2199640

Finely dispersed carotenoid or retinoid suspensions are prepared by dissolving the carotenoid or retinoid is a volatile, water-miscible organic solvent at 50°C-250°C, where appropriate under elevated pressure, within less than 10 sec and immediately thereafter mixing the solution with an aqueous medium at from 0 to 90°C, wherein the mixing with the aqueous medium takes place in the absence of a protective colloid and in the presence of at least one physiologically tolerated emulsifier.

Préparation de suspensions de caroténoïdes ou de rétinoïdes finement dispersées, par dissolution des caroténoïdes ou des rétinoïdes dans un solvant organique volatil, miscible à l'eau, à 50-250 °C, et si nécessaire sous pression élevée, en moins de 10 s, suivie immédiatement du mélange de la solution avec un milieu aqueux à 0-90 °C, le mélange avec le milieu aqueux se faisant en l'absence d'un colloïde protecteur et en présence d'au moins un émulsifiant toléré physiologiquement.

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