Ink comprising a block copolymer dispersing agent having a hydrophilic and a hydrophobic segment and an ink-applying process and apparatus using the same

摘要

Disclosed herein is an ink comprising a coloring agent composed of composite particles of a coloring material and inorganic fine particles, a polymeric dispersing agent and a solvent, wherein the polymeric dispersing agent is composed of a block copolymer of a polyvinyl ether structure having a hydrophilic segment and a hydrophobic segment.