| abstract |
A 1.5V Li-FeS2 button-type cell with metal skeleton, including two half cases in which separator is provided and electrolyte is filled, positive and negative electrodes provided at the two sides of the separator, the separator being microporous polypropylene membrane, or microporous polyethylene membrane, or the combined membrane thereof, or polypropylene felt, or fibrous papery membrane, or glass fiber, the positive electrode comprised of a collector filled with positive active material, the metal skeleton including foamed nickel, fibrous nickel, foamed iron, foamed copper, foamed aluminum, foamed titanium or sintered stainless steel, the positive electrode material comprising of FeS2, conductive agent and binder, the negative electrode being metal lithium, lithium-aluminum alloy or lithium silicon alloy, the electrolyte being obtained by lithium salt dissolved in organic compound solution. |