METHOD OF PRODUCING AMMONIUM FLUORIDE PEROXOSOLVATE Russian patent published in 2024 - IPC C09K8/74 F26B5/04 

Abstract RU 2829677 C1

FIELD: chemical or physical processes.

SUBSTANCE: invention relates to production of chemicals, in particular solid derivatives of hydrogen peroxide, used in oil and gas industry for treatment of wells with various compositions as the main active substance. In the method of producing ammonium fluoride peroxosolvate, comprising mixing an aqueous solution of hydrogen peroxide with concentration of 37.0–50.0 wt.% and ammonium fluoride in an equimolar ratio of said components to obtain a mother solution, vacuum drying of the obtained mother solution, organic acid is added to the mother solution as a hydrogen peroxide stabilizer in amount of 0.5–3.0 wt.%, and vacuum drying of mother solution is carried out at a pressure of not more than 5.0 mbar at temperature of 20 to 30 °C.

EFFECT: high stability in time of hydrogen peroxide of high concentration in the obtained ammonium fluoride peroxosolvate.

4 cl, 1 dwg, 2 tbl, 4 ex

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RU 2 829 677 C1

Authors

Marakov Vladimir Iurevich

Kharitonova Tatiana Evgenevna

Dates

2024-11-05Published

2024-03-27Filed