| abstract |
Disclosed is an electrophotographic toner that has excellent dispersibility in a thermoplastic resin, enables good coloring, and is excellent in transparency, light resistance, and heat resistance (sublimation). An electrophotographic toner comprising a polymer dye having a residue of a dye represented by the following general formula (1) as a partial structure. [Chemical 1] R 1 , R 2 , R 3 : Substituent L 1 : = C (R 4 )-or = N-R 4 : Substituent The above general formula (1) forms a chelate with a metal ion, the metal It is a preferred embodiment that the ions are Cu ions. [Selection figure] None |