Patents Assigned to Her Majesty the Queen in right of the Provence of British Columbia
  • Electrolyte solution sequestering agents for electrochemical cells having carbonaceous electrodes
    Patent number: 5130211
    Abstract: A secondary electrochemical cell including a first electrode and a counteectrode each capable of reversibly incorporating an alkali metal, an alkali metal incorporated in at least one of the electrodes and an electrolyte solution containing an organic solvent, a salt of the alkali metal and at least one sequestering agent capable of complexing with the alkali moiety of the electrolyte salt, wherein the first electrode includes a carbon composition having a degree of graphitization greater than about 0.40.
    Type: Grant
    Filed: October 24, 1990
    Date of Patent: July 14, 1992
    Assignee: Her Majesty the Queen in right of the Provence of British Columbia
    Inventors: David P. Wilkinson, Jeffery R. Dahn