METHOD FOR PRODUCING ELECTROLYTE SOLUTION FOR LITHIUM/SULFUR DIOXIDE ACCUMULATOR Russian patent published in 2004 - IPC

FIELD: electrical engineering. SUBSTANCE: method for producing Li/SO₂ electrolyte solution that provides for reducing growth of lithium dendrites due to cleaning operations in the course of electrolyte preparation involves electrolyte holding in contact with lithium foil for 7 - 90 days at room temperature prior to introduction of molecular bromine, ratio of lithium foil area in sq. cm to electrolyte volume in cu. cm being 1 : 1 to 1 : 10. EFFECT: enhanced explosion safety, service life, and specific characteristics of accumulator. 1 cl, 2 tbl, 1 ex