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U.S. Department of Energy
Office of Scientific and Technical Information

Overcharge protection of secondary, non-aqueous batteries

Patent ·
OSTI ID:5446395

This patent describes a rechargeable electrochemical cell having an anode, cathode and nonaqueous electrolyte in contact with the anode and cathode. The electrolyte including at least one nonaqueous solvent in which at least one salt and a redox reagent are dissolved. The redox reagent being present in an amount sufficient to maintain proper mass transport for a predetermined steady overcharge current for the rechargeable electrochemical cell to provide overcharge protection.

Assignee:
EIC Laboratories, Inc., Norwood, MA
Patent Number(s):
US 4857423
Application Number:
PPN: US 7284746A
OSTI ID:
5446395
Country of Publication:
United States
Language:
English