FIELD: manufacturing technology.
SUBSTANCE: invention relates to a solution of liquid or gel electrolyte containing at least one anhydrous polar aprotic solvent or polymer, at least one conductive salt and at least one organosulphur compound containing at least one organic moiety and at least one -S-Sn bond, where n equals integer from 2 to 5, wherein said organosulphur compounds contain one or more sulfur-containing functional groups selected from a group consisting of dithioacetal, dithiocetal, trithio-ortho-carboxylate, aromatic polysulphide, polyether-polysulphide, polysulphide-acid salt, organo-polysulphide containing a trithiocarbonate functional group, organo- or organometallic polysulphide containing a dithiocarbonate functional group, organo- or organometallic polysulphide containing a monothiocarbonate functional group, and an organometallic polysulphide containing a trithiocarbonate functional group.
EFFECT: disclosed invention has improved efficiency of electrochemical elements during repeated cycles of discharge and charging.
8 cl, 13 ex, 1 dwg
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Authors
Dates
2019-10-04—Published
2013-04-09—Filed