BATTERY CELL ELEMENT Russian patent published in 2022 - IPC H01M10/563 

FIELD: battery cells.

SUBSTANCE: invention relates to a battery cell containing an electrolyte based on SO₂. Battery cell (2, 20, 40) contains active metal, at least one positive electrode (4, 23, 44), at least one negative electrode (5, 22, 45), housing (1, 28) and electrolyte , wherein the negative electrode (5, 22, 45) contains an active material selected from the group consisting of a carbon inclusion material, an alloy-forming active material, a carbon-free intercalary material, and a conversion active material, wherein the electrolyte is based on SO₂ and contains at least one conductive salt.

EFFECT: good electrical energy and performance characteristics, high operational reliability and durability, in particular, a large number of useful charge and discharge cycles without electrolyte decomposition during operation of a rechargeable battery cell, resistance to low temperatures.

30 cl, 19 dwg, 4 tbl, 4 ex