METHOD OF PRODUCING A STABLE AQUEOUS DISPERSION OF CALCIUM STEARATE Russian patent published in 2025 - IPC C07C51/42 C07C51/50 B01F23/41 B01F23/50 

Abstract RU 2835621 C1

FIELD: chemistry.

SUBSTANCE: invention relates to chemistry and specifically to a method of producing a stable aqueous dispersion of calcium stearate. Proposed method includes the following stages: mixture, containing water, from 3 to 13 pts. wt. oxyethylated fatty acid and from 3 to 13 pts. wt. oxyethylated fatty alcohol, is subjected to emulsification by intensive mixing at 1200-2000 rpm for 30-45 minutes to obtain an emulsion; and then calcium stearate, carbamide and polydimethylsiloxane with viscosity of 50 to 600 cSt are added to the obtained emulsion followed by dispersion by intensive mixing at 1200-2000 rpm for 3-4 hours to obtain an aqueous dispersion of calcium stearate.

EFFECT: invention provides longer stability of the aqueous dispersion of calcium stearate.

3 cl, 8 ex

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RU 2 835 621 C1

Authors

Egorov Sergej Anatolevich

Egorov Dmitrij Mikhajlovich

Valkovskaya Anna Andreevna

Dates

2025-03-03Published

2024-06-14Filed