| abstract |
A conductive material dispersion, comprising a carbon fiber-containing conductive material, a dispersant, and an amide-based organic solvent, in the conductive material dispersion, the dispersant comprises a copolymer A, and the copolymer A contains a nitrile group-containing structural unit, and the conductive material dispersion satisfies the following conditions: (I) the pH of the conductive material dispersion is 9.0 or more; (II) the frequency of the conductive material dispersion measured by dynamic viscoelasticity is 1 Hz The lower phase angle is 19° or more, and the complex elastic modulus is less than 20Pa. |