SOLVENT-INGREDIENT FOR PERFUME-COSMETIC AGENTS, METHOD OF ITS PRODUCING AND STORING Russian patent published in 1998 - IPC

FIELD: cosmetics. SUBSTANCE: solvent is infusion in water of schungite of group III A. For preparing solvent, schungite is ground with fraction size 1.5-20 mm in ratio with water 1:1, aged at room temperature for 2-3 days at periodic mixing. After that, infusion is drained and evaporated at atmospheric pressure reducing the volume half as much. Then infusion is mixed with the same mineral schungite with fraction size 40-80 mm in ratio 1:1, aged at room temperature for 4-5 days without mixing, and ready-prepared infusion is drained. At transportation or long storage of solvent, schungite with fraction size 15-25 mm is used as preservative, placed in package in amount of 5-10% from solvent volume. EFFECT: higher efficiency. 4 cl