Non-aqueous electrolyte secondary battery and fabrication method for non-aqueous electrolyte secondary battery
AssigneeSanyo Electric Co., Ltd.
InventorsYasufumi Takahashi, Masahisa Fujimoto
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Abstract
A non-aqueous electrolyte secondary battery according to the present invention has a positive electrode comprising a positive electrode active material, a negative electrode comprising a negative electrode active material and a non-aqueous electrolyte, wherein a mixture of at least one metal selected from zinc and cadmium having an average particle diameter in a range of from 0.25 μm to 100 μm and carbon is used as the negative electrode active material.
Claims12
A non-aqueous electrolyte secondary battery, comprising:
- a positive electrode comprising a positive electrode active material;
- a negative electrode comprising a negative electrode active material;
- and a non-aqueous electrolyte;
- wherein a mixture of at least one metal selected from zinc and cadmium having an average particle diameter in a range of from 0.25 μm to 100 μm and carbon is used as the negative electrode active material.
A fabrication method for a non-aqueous electrolyte secondary battery comprising a positive electrode, a negative electrode, and a non-aqueous electrolyte comprising the steps of:
- mixing zinc, carbon and a binding agent in an aprotic polar solvent to prepare negative electrode composite slurry;
- and
- applying the negative electrode composite slurry to a negative electrode current collector to prepare a negative electrode.
A fabrication method for a non-aqueous electrolyte secondary battery comprising a positive electrode, a negative electrode, and a non-aqueous electrolyte comprising the steps of:
- mixing carbon, a binding agent, and zinc which is covered with an aprotic polar solvent to prepare negative electrode composite slurry;
- and
- applying the negative electrode composite slurry to a negative electrode current collector to prepare a negative electrode.
Dependencies are inferred from the claim text.