Method for producing dry powders of one or several carotenoids

Details Method for producing dry powders of one or several carotenoids Method for producing dry powders of one or several carotenoids

C - Chemistry, Metallurgy

07

C

C07C 403/00 (2006.01) A23L 1/275 (2006.01) A61K 31/12 (2006.01) B01J 13/00 (2006.01)

Patent

CA 2552931

The invention relates to a method for producing dry powders of one or several carotenoids, said method being characterised in that a) one or several carotenoids are suspended in an aqueous molecularly dispersed or colloidally dispersed solution of a mixture consisting of trehalose and at least one protein-containing protective colloid and b) the obtained suspension is transformed into a dry powder by separation of water and, optionally, additionally used solvents and by subsequent drying, optionally in the presence of a coating material.

L'invention concerne un procédé de production de poudres sèches d'un ou de plusieurs caroténoïdes, caractérisé en ce qu'il consiste a) à mettre en suspension un ou plusieurs caroténoïdes dans une solution aqueuse en dispersion moléculaire ou colloïdale d'un mélange constitué de tréhalose et d'au moins un colloïde protecteur contenant des protéines et b) à transformer la suspension obtenue en une poudre sèche par séparation de l'eau et, éventuellement, de solvants ajoutés puis par séchage consécutif, éventuellement en présence d'un agent d'enrobage.

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