METHOD OF PRODUCING STABLE ARTIFICIAL POLYMER DISPERSIONS OF SILOXANE RUBBER Russian patent published in 2019 - IPC C08J3/07 C08G77/32 

Abstract RU 2709538 C1

FIELD: chemistry.

SUBSTANCE: invention relates to dispersions of high-molecular compounds. Disclosed is a method of producing stable synthetic polymer dispersions of siloxane rubber, comprising preparing a solution of siloxane rubber in chloroform, adding an aqueous solution of a cationic surfactant (Catamin AB) to the obtained solution, further, while stirring on a magnetic mixer at rate of 300 rpm to obtain an emulsion which is dispersed in a rotor-stator homogenizer for 10 minutes at a rotor speed of 20,000 rpm, followed by removal of chloroform on a rotary evaporator and evaporation of water to obtain a concentrated polymer dispersion.

EFFECT: disclosed method increases stability of final dispersions of siloxane rubber.

1 cl, 3 dwg, 3 ex

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RU 2 709 538 C1

Authors

Stuzhuk Aleksandr Nikolaevich

Gorbatov Pavel Sergeevich

Gritskova Inessa Aleksandrovna

Dates

2019-12-18Published

2019-09-26Filed