PEAT-SHUNGITE SORBENT CATALYST FOR THE NEUTRALIZATION OF 1,1-DIMETHYLHYDRAZINE Russian patent published in 2022 - IPC B01J20/22 B01J20/04 B09C1/08 A62D3/00 

Abstract RU 2765077 C1

FIELD: environmental protection.

SUBSTANCE: invention relates to the field of environmental protection, in particular the neutralization of the spills of 1,1-dimethylhydrazine and its aqueous solutions on the soil and ground, namely, the invention relates to a peat-shungite sorbent catalyst for neutralizing 1,1-dimethylhydrazine, obtained by mixing potassium -phosphate buffer solution with a concentration of 0.01-0.015 mol/l with a dry peat-shungite mixture, which includes low-lying peat (content 25-75% of the total volume) and shungite variety III (content 25-75% of the total volume), and then completely drying the resulting mixture.

EFFECT: development of a sorbent-catalyst composition characterized by simplicity of manufacture and use, low cost, environmental safety and high efficiency.

1 cl, 3 dwg, 5 tbl

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RU 2 765 077 C1

Authors

Minenkova Irina Vladimirovna

Ulyanov Aleksej Vladimirovich

Popova Svetlana Vladimirovna

Sobolev Aleksej Aleksandrovich

Buryak Aleksej Konstantinovich

Dates

2022-01-25Published

2021-04-02Filed