POSITIVE ELECTRODE SLURRY COMPOSITION FOR SECONDARY BATTERY, AND POSITIVE ELECTRODE FOR SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING SAME

The present invention relates to a positive electrode slurry composition including a lithium transition metal oxide containing nickel; and a polyamide-based binder, wherein the polyamide-based binder includes a polyamide-based polymer containing an aliphatic structure and an aromatic structure on a main chain and containing one or more selected from the group consisting of a carbonyl group, a carboxy group, and an ester group as a functional group on a side chain, the polyamide-based polymer includes the aromatic structure in an amount of 90 mol% to 99 mol% relative to the total number of moles of a repeating unit of the polymer, and the polyamide-based polymer includes the functional group in an amount of 0.005 mol% to 1 mol% on the basis of the total number of moles of the polymer, and the present invention relates to a positive electrode and a lithium secondary battery including the same.