METHOD OF NATURAL SOAP OBTAINMENT Russian patent published in 2010 - IPC C11D13/00 

FIELD: chemistry.

SUBSTANCE: method of natural soap obtainment involves addition of alkaline or alkali-earth metal carbonates or hydrocarbonates to water at 20-25°C, atmospheric pressure and continuous stirring, addition of alkaline or alkali-earth metal hydroxide to the solution obtained, heating to 90°C and stirring till complete dissolution of hydroxide in the solution, heating to 125°C, addition of oil or oil mix with oil temperature of 15-25°C, oil saponification at 90-125°C, ripening and plasticisation at continuous cooling down to 15-25°C, homogenisation, addition of aqueous solution of foaming stabiliser belonging to food foaming stabilisers and of aqueous solution of oxidiser belonging to weak organic acids, useful additives, and heating to 100°C. Water, oil or carbon dioxide extractions of herbs, halogenic decoctions or dry fine-dispersed herb powders are used as useful additives.

EFFECT: obtainment of soap with stable foaming properties.

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