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CLAD MATERIAL FOR BATTERY NEGATIVE ELECTRODE LEAD MATERIAL, METHOD OF MANUFACTURING CLAD MATERIAL FOR BATTERY NEGATIVE ELECTRODE LEAD MATERIAL AND BATTERY

  • US 20160308198A1
  • Filed: 04/13/2016
  • Published: 10/20/2016
  • Est. Priority Date: 04/15/2015
  • Status: Active Grant
First Claim
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1. A clad material for a battery negative electrode lead material, constituted of a clad material of a three-layer structure prepared by stacking a first layer constituted of pure Ni containing at least 99.0 mass % of Ni, a second layer constituted of pure Cu containing at least 99.75 mass % of Cu and a third layer constituted of pure Ni containing at least 99.0 mass % of Ni in this order, whereinthe thickness of a first diffusion layer formed between the first layer and the second layer and the thickness of a second diffusion layer formed between the second layer and the third layer are at least 0.5 μ

  • m and not more than 3.5 μ

    m.

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