FIELD: chemical current supplies; thionyl-chloride lithium cell cathodes.
SUBSTANCE: proposed cathode of primary thionyl-chloride lithium cell has current collector in the form of metal grid with 3 to 10 mg of modified powdered oxide-coated graphite in the form of active layer provided on one square centimeter of its surface. Each particle of modified oxide-coated graphite is, essentially, film, 0.05-0.1 μm thick, 1500 to 2000 m2/g in specific surface area, that incorporates following ingredients, mass percent: carbon, 80-82; oxygen, 14-16; iron, 0.3-05; silicon, 0.5-1.0; aluminum, 0.1-0.2; chlorine, 1.0.
EFFECT: enhanced discharge-time specific energy.
5 cl
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Authors
Dates
2007-01-10—Published
2006-03-16—Filed