AIR ELECTRODE FOR CHEMICAL SOURCE OF ELECTRIC ENERGY Russian patent published in 1995 - IPC

FIELD: electrical engineering. SUBSTANCE: invention refers to air-and-metal chemical sources of electric energy. Air electrode contains metal current tap, hydrophobic layer of 60-70 per cent by mass of carbon black and 30-40 per cent by mass of fluoroplastic binder, intermediate layer made of expanded graphite (15-25 per cent by mass), carbon (25-35 per cent by mass), carbon black (20-30 per cent by mass) and fluoroplastic binder (20-25 per cent by mass) and active layer of skeleton nickle (30-40 per cent by mass), nickel oxide (10-20 per cent by mass), activated carbon (30-40 per cent by mass) and fluoroplastic binder (5-10 per cent by mass). EFFECT: prolonged service life, improved stability of electric characteristics.