Nissan Chemical Corporation

Waseda University

Kan Hatakeyama

Kenichi Oyaizu

Takahiro Kaseyama

Tomoki Akahane

Choitsu Go

Provided is an electrode material which is suitable for use as a material for forming electrodes for use in lithium ion secondary batteries, etc. and which makes it possible to heighten the rate characteristics of batteries. The electrode material is characterized by comprising a polymer having, in a side chain, a fluoflavin skeleton such as that shown by the formula and an inorganic active material, the polymer being contained in an amount of 1 mass % or less with respect to the solid components.

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Tokyo, Japan

Kan Hatakeyama