Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
August 31, 2010
Patent Application Number
11097810
Date Filed
April 1, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to an improvement in a cell which is normally susceptible to damage from overcharging comprised of a negative electrode, a positive electrode, and an electrolyte comprised of an overcharge protection salt carried in a carrier or solvent. Representative overcharge protection salts are embraced by the formula:MaQwhere M is an electrochemically stable cation selected from the group consisting of alkali metal, alkaline earth metal, tetraalkylammonium, or imidazolium groups, and Q is a borate or heteroborate cluster and a is the integer 1 or 2.
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