BLACK INK COMPOSITION, INK SET CONTAINING THE SAME, AND INK JET RECORDING METHOD

摘要

A black ink composition is provided and contains at least two coloring materials, water and additives, wherein the coloring material on the short wave side of the two coloring materials is a water-soluble dye having 3 or more azo groups in one molecule and a naphthalene skeleton, and the additives are selected from the group consisting of a bronzing inhibitor and an ozone resisting improver.