LITHIUM PRIMARY BATTERY
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United States of America Patent
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Issued Date -
May 9, 2013
app pub date -
Mar 29, 2012
filing date -
Mar 30, 2011
priority date (Note) -
Abandoned
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Abstract
Disclosed is a lithium primary battery including a positive electrode, a negative electrode, a separator interposed therebetween, and a non-aqueous electrolyte. The positive electrode includes: a positive electrode mixture layer which includes fluorinated graphite as a positive electrode active material; and a positive electrode current collector to which the positive electrode mixture layer is attached, the current collector including stainless steel which contains niobium. The negative electrode includes, as a negative electrode active material, lithium metal or a lithium alloy. The content of niobium in the stainless steel is preferably 0.2 mass % or more, and the separator thickness can be made 50 μm or less.
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