ELECTRODE MIXTURE AND RECHARGEABLE BATTERY
An electrode mixture including an electrode active material, a conductive fibrous carbon material, and inorganic nanoparticles applied to a surface of the electrode active material. The conductive fibrous carbon material contains magnetic metal. A ratio of coverage of the inorganic nanoparticles covering the surface of the electrode active material to content of the magnetic metal contained in the conductive fibrous carbon material is 38.5 or less.
1 . An electrode mixture, comprising:
an electrode active material;
a conductive fibrous carbon material; and
inorganic nanoparticles applied to a surface of the electrode active material, wherein
the conductive fibrous carbon material contains a magnetic metal, and
a ratio of coverage of the inorganic nanoparticles covering the surface of the electrode active material to content of the magnetic metal contained in the conductive fibrous carbon material is 38.5 or less.
2 . The electrode mixture according to claim 1 , wherein the coverage of the inorganic nanoparticles is 5% or greater and 15% or less.
3 . The electrode mixture according to claim 1 , wherein the content of the magnetic metal is 0.1 wt % or greater and 5 wt % or less.
4 . The electrode mixture according to claim 1 , wherein:
the conductive fibrous carbon material is multi-walled carbon nanotubes; and
content of the conductive fibrous carbon material contained in the electrode mixture is 0.4 wt % or greater.
5 . The electrode mixture according to claim 1 , wherein:
the conductive fibrous carbon material is single-walled carbon nanotubes; and
content of the conductive fibrous carbon material contained in the electrode mixture is 0.04 wt % or greater.
6 . A rechargeable battery, comprising:
the electrode mixture according to claim 1 .