METHOD OF OBTAINING DRY EXTRACT NANOCAPSULES Russian patent published in 2018 - IPC A61K9/51 A61K36/38 B82B1/00 

Abstract RU 2671818 C1

FIELD: nanotechnologies.

SUBSTANCE: invention relates to nanotechnology, medicine and food industry, in particular to a method for producing nanocapsules of dry extract of Hypericum. Method of obtaining nanocapsules of dry extract of Hypericum is proposed in which sodium alginate is used as a shell of nanocapsules, and dry extract of Hypericum as a core, while dry extract of Hypericum is added to suspension of sodium alginate in toluene in the presence of 0.01 g of E472c as a surfactant with stirring at 1,000 rpm, 6 ml of freon 112 are then poured, resulting nanocapsule suspension is filtered and dried at room temperature, and the core: shell mass ratio is 1:1, 1:2 or 1:3.

EFFECT: described method allows to simplify and speed up the process of obtaining nanocapsules, to increase the yield by weight.

1 cl, 3 ex

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RU 2 671 818 C1

Authors

Krolevets Aleksandr Aleksandrovich

Dates

2018-11-07Published

2018-01-17Filed