[P] P74~P87 Materials Chemistry

[P84] Effect of Amino Acid Species on the Dyeing Properties of Anodic Aluminum Oxide Films with Gardenia Blue-Based Pigments

○Ryoutarou Nakaji¹, Daisuke Nakagawa¹, Naoki Akagawa¹, Takanori Matsubara¹ (1. College of Industrial Technology)

Keywords:

Anodic aluminum oxide film,Gardenia blue-based pigment,Genipin,Amino acid,Light fastness

In this study, we compared the dyeing properties of anodic aluminum oxide films using genipin–amino acid reaction solutions. All systems gave blue-based coloration, with color tone depending on the amino acid. The histidine system retained the blue component after UV irradiation.