Patents Assigned to Ultracell Incorporated
  • Lithium rocking-chair rechargeable battery and electrode therefor
    Patent number: 5219680
    Abstract: A carbon/polymer composite electrode comprising substantially amorphous carbon entrapped in a polymeric matrix, wherein the matrix further entraps an interpenetrating ionically conducting liquid having an alkali metal salt dissolved therein.
    Type: Grant
    Filed: July 29, 1991
    Date of Patent: June 15, 1993
    Assignee: Ultracell Incorporated
    Inventor: Denis Fauteux
  • Radiation cured solid aqueous electrolytes and electrochemical devices employing the same
    Patent number: 5030527
    Abstract: A solid aqueous electrolyte for use in an electrochemical device produced by the process comprising the steps of:forming a homogeneous mixture of an ionically conductive material, water and a radiation curable material, said radiation curable material being capable of crosslinking upon exposure to radition or heat; andsubjecting said mixture to ionizing radiation or heat to thereby crosslink said curable material and an electrochemical cell including the electrolyte are disclosed.
    Type: Grant
    Filed: January 8, 1990
    Date of Patent: July 9, 1991
    Assignee: Ultracell Incorporated
    Inventors: Ronald A. Carpio, Denis G. Fauteux