CHEMICAL POWER SUPPLY SEPARATOR Russian patent published in 1997 - IPC

FIELD: primary and secondary power supplies. SUBSTANCE: separator has porous metal base and at least one conducting-material surface layer. Surface layer may contain on anode and/or cathode side electrically active material interacting with anode material. Surface layer may be made of ceramics. Base may be made of nickel, 10-200 mcm thick, 10-60% porosity, pore size 0.1-20 mcm. EFFECT: improved mechanical strength and resistance to dendrite growth. 10 cl