METHOD OF PRODUCING NANOCAPSULES OF DRY STEVIA EXTRACT Russian patent published in 2019 - IPC A61K9/51 A61K36/28 A61K47/36 A61J3/07 B82B3/00 

Abstract RU 2691952 C1

FIELD: nanotechnologies.

SUBSTANCE: invention relates to nanotechnology, in particular to a method of producing nanocapsules, and describes a method of producing stevia extract nanocapsules in a guar gum shell. Method is characterized by that dry extract of stevia is added to a suspension of guar gum in toluene in presence of 0.01 g of glycerol ester with one or two molecules of food fatty acids and one or two molecules of citric acid as a surfactant while stirring at 800 rpm, further methylene chloride is poured, resulting suspension of nanocapsules is filtered and dried at room temperature, while mass ratio of core: shell is 1:1, 1:2 or 1:3.

EFFECT: method ensures the nanocapsules producing process simplification and acceleration, reduction in losses during the nanocapsules production, and can be used in the pharmaceutical and food industries.

1 cl, 3 ex

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RU 2 691 952 C1

Authors

Krolevets Aleksandr Aleksandrovich

Dates

2019-06-19Published

2018-08-07Filed