METHOD FOR OBTAINING DRY PLANT EXTRACT Russian patent published in 2023 - IPC A61K36/76 A61K36/15 A61K36/185 A61K36/282 A61K36/45 B01D11/02 

FIELD: pharmaceutical; medicine industry.

SUBSTANCE: method for obtaining a dry plant extract for the pharmaceutical, perfumery and cosmetic industry. The method of obtaining a dry plant extract, characterized in that after the preparation of raw materials by using as follows (wt.%) shoots of wild rosemary 0.8-1.3, shoots of long-leaved myricaria or willow bark 1.8-2.3, shoots of common juniper or pine needles 0.7-1.2, cold wormwood grass 2.7- 3.4, one-seeded ephedra herb 1.7-2.2; dried raw materials are crushed to a particle size of 600-800 microns, extracted in an extractor using vacuum-pulse modes at a temperature of 40-45°C for 30-40 min at a hydromodulus of 1:3-1:8, then filtration is carried out, the resulting aqueous extract is concentrated in a concentrator equipped with a stirrer at a temperature of 40-45°C for 60-120 min until the dry matter content is 60-70%, drying of the thick extract on a vacuum pulse table at a temperature of 40-45°C for 5-10 min.

EFFECT: reduced duration of the technological process, increased yield of extractives, improved quality of the finished product.

1 cl, 2 tbl, 6 ex