LIQUID SOAP Russian patent published in 2007 - IPC C11D17/08 

FIELD: fat-and-oil products, in particular liquid soaps.

SUBSTANCE: claimed soap contains potassium carbonate, water, gel-wax soap-waste precipitate, pigment and perfume flavor, Said gel-wax soap-waste precipitate is obtained by sequential treatment of hydrated vegetable oil at 15-35°C with 6-8 % citric acid aqueous solution in amount of 0.5-1.5 % based on oil mass, sodium silicate aqueous solution with density of 1.05-1.15 g/cm³ in amount of 0.5-2.0 % based on oil mass, and sodium silicate aqueous solution with density of 1.20-1.35 g/cm³ in amount of 0.5-4.0 % based on oil mass, exposing of obtained mixture to produce gel-wax soap-waste precipitate followed by isolation thereof from treated oil. All component are used in specific component ratio.

EFFECT: soap of high storage stability, high washing ability and high efficiency.

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