| abstract |
The present invention provides a composition for forming a secondary battery cathode, and a secondary battery cathode and a secondary battery, which are manufactured using the same, the composition comprising a cathode active material, a conductive material, and a dispersant, wherein the conductive material contains, on the basis of the total weight of the composition for forming a cathode, 0.1-2 wt% of a carbon-based material having a specific surface area of 130 m 2 /g or more and an oil absorption amount of 220 mL/100 g or more, the dispersant is introduced into the conductive material so as to form a conductive material-dispersant composite, and the D 50 of the particle size distribution of the conductive material-dispersant composite is 0.8-1.2 μm. |