ANODE FOR ELECTROLYTIC CHLORINE RECOVERY Russian patent published in 2023 - IPC C25B1/26 C25B11/51 C25B11/63 C25B11/81 C25B11/93 C25B11/97 C25B9/23 C23C18/12 

Abstract RU 2791363 C2

FIELD: applied chemistry.

SUBSTANCE: electrode for gas emittance in electrolytic processes, including a valve metal substrate and a catalytic coating containing 5-40% tin, 3.6-15% iridium, 18-40% ruthenium and 30-70% titanium in the form of metals or their oxides, in mole percent in terms of these elements, and the mentioned catalytic coating is obtained by thermal decomposition of an acetic solution containing hydroxyacetochloride complexes of iridium, ruthenium, tin and titanium. Options of the electrode production method, as well as to an electrolysis cell and an electrolyser.

EFFECT: marked increase in the resistance of the end electrode in situations of electric current reversal compared to the resistance obtained in the presence of Ti only, and also gives optimal values of the cell potential.

13 cl, 2 dwg, 1 tbl

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RU 2 791 363 C2

Authors

Gargiulo, Alice

Calderara, Alice

Iacopetti, Luciano

Dates

2023-03-07Published

2019-06-13Filed