The present invention relates to a carbon black dispersion solution, a manufacturing method therefor, and a method for manufacturing an electrode slurry and an electrode by using the same, the carbonblack dispersion solution comprising: a carbon black; a dispersion medium; and a partially hydrogenated nitrile rubber of which a residual double bond (RDB) value calculated by mathematical equation 1below is 0.5-40 wt%, wherein a dispersed particle diameter of the carbon black has a particle diameter distribution D50 of 0.1-2 [mu]m.