Abstract:
A CONSUMABLE METAL ELECTRODE FOR AN ELECTRO-CHEMICAL CELL CONTAINING AN ALKALINE METAL HYDROXIDE ELECTROLYTE IN DRY FORM IS DESCRIBED. ACCORDINGLY, A CELL EMPLOYING THE ELECTRODE CAN BE ACTIVATED BY THE ADDITION OF WATER TO THE CELL FORMING A CONDUCTIVE AQUEOUS ELECTROLYTE SOLUTION.
Abstract:
AN IMPROVED METHOD OF ASSEMBLING A LIGHTWEIGHT ELECTRODE FOR DISPOSITION IN AN ELECTROCHEMICAL CELL AND THE RESULTANT ELECTRODE IS DESCRIBED. THE METHOD COMPRISES APPLYING A COATING OF CATALYST TO A CONTINUOUS PLASTIC MEMBRANE AND PRESSING THE COATED FILM ONTO A METAL GRID BY MEANS OF A PRESSURE PLATE IN CONTACT WITH AND BEARING ON THE METAL GRID WHILE THE UNCOATED SURFACE OF THE FILM IS POSITIONED ON A RESILIENT MAT. AS A RESULT, THE FILM AND CATALYST ARE FIRMLY ANCHORED TO THE GRID WITH CONTROLLED DISTORITION OF THE FILM.