Aqueous-core lipid nanocapsules for encapsulating...

Details Aqueous-core lipid nanocapsules for encapsulating... Aqueous-core lipid nanocapsules for encapsulating...

A - Human Necessities

61

K

A61K 9/51 (2006.01) A61K 9/107 (2006.01)

Patent

CA 2699802

The invention relates to a composition comprising in an aqueous phase, particles having a diameter in the range of 20 to 500 nm, said particles containing: - an oil phase; - in said oil phase, - an aqueous droplet, or - a nanocapsule (NC) comprising :- an aqueous core, and - a polymeric shell or a shell composed of an amphiphilic substance; and - a surfactant. This composition is particularly useful for encapsulating hydrophilic and/or lipophilic substances.

L'invention concerne une composition comprenant, dans une phase aqueuse, des particules d'un diamètre de l'ordre de 20 à 500 nm, lesdites particules contenant : - une phase huileuse ; - dans ladite phase huileuse, - une gouttelette aqueuse ou - une nanocapsule comprenant : - un noyau aqueux et - une enveloppe polymère ou une enveloppe constituée d'une substance amphiphile ; et - un tensioactif. Cette composition se révèle particulièrement utile pour l'encapsulation de substances hydrophiles et/ou lipophiles.

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