Storage battery electrolyte and storage battery
An electrolyte and storage battery technology, applied in the direction of lead-acid batteries, acidic electrolytes, aqueous electrolytes, etc., can solve the problems of poor acid-fixing ability, short service life, large internal resistance, etc., to reduce sulfation, improve stability, Effect of improving high temperature resistance
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Embodiment 1
[0017] A battery electrolyte, comprising 37wt% sulfuric acid, 0.7wt% stannous sulfate, 0.4wt% ammonium sulfate, 0.92wt% sodium sulfate, 0.6wt% 4,5-diethyl vinylene carbonate, 3.5wt% of 4-methyl-5-propyl vinylene carbonate, 0.62wt% of phenylcyclohexane, 0.54wt% of anisole, 0.5wt% of modified polyacrylamide, 0.7wt% of Disodium EDTA, 0.2wt% 2,6-di-tert-butyl-4-methylphenol, 0.2wt% 1(H)-2-p-chlorobenzylbenzimidazole, 3wt% sulfone additives, 8wt% 2,4,6-trimercapto-s-triazine trisodium salt solution, 10wt% nano-sized silicon dioxide, and the balance is deionized water.
[0018] The sulfone additive is dimethyl sulfoxide; the purity of the sulfuric acid is of analytical grade; the resistivity of the deionized water is 18 MΩ.
Embodiment 2
[0020] A battery electrolyte, comprising 45wt% sulfuric acid, 0.3wt% stannous sulfate, 0.14wt% ammonium sulfate, 0.42wt% sodium sulfate, 0.5wt% 4,5-diethyl vinylene carbonate, 0.5wt% of 4-methyl-5-propyl vinylene carbonate, 0.3wt% of phenylcyclohexane, 0.1wt% of anisole, 0.3wt% of modified polyacrylamide, 0.3wt% of Disodium EDTA, 0.05wt% 2,6-di-tert-butyl-4-methylphenol, 0.05wt% 1(H)-2-p-chlorobenzylbenzimidazole, 1wt% sulfone additive, 4wt% 2,4,6-trimercapto-s-triazine trisodium salt solution, 5wt% nano-sized silicon dioxide, and deionized water as the balance.
[0021] The sulfone additive is a mixture of diphenylsulfoxide and thionyl chloride; the purity of the sulfuric acid is of analytical grade; the resistivity of the deionized water is 20MΩ.
Embodiment 3
[0023] A battery electrolyte, comprising 41wt% sulfuric acid, 0.5wt% stannous sulfate, 0.27wt% ammonium sulfate, 0.67wt% sodium sulfate, 0.55wt% 4,5-diethyl vinylene carbonate, 2wt% 4-methyl-5-propyl vinylene carbonate, 0.46wt% phenylcyclohexane, 0.32wt% anisole, 0.4wt% modified polyacrylamide, 0.5wt% EDTA Disodium, 0.125wt% 2,6-di-tert-butyl-4-methylphenol, 0.125wt% 1(H)-2-p-chlorobenzylbenzimidazole, 2wt% sulfone additives, 6wt% 2 , 4,6-trimercapto-s-triazine trisodium salt solution, 7.5wt% nano-sized silicon dioxide, and the balance is deionized water.
[0024] The sulfone additive is sulfolane; the purity of the sulfuric acid is of analytical grade; the resistivity of the deionized water is 19 MΩ.
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