Inkjet recording ink set, inkjet recording method, and recorded matter

An inkjet recording ink set including a black ink and color inks, wherein the black ink and the color inks each contain at least a dye, a water-soluble solvent and water and each have a viscosity of 5 mPa-s to 20 mPa-s at 25° C., and wherein the respective color inks each satisfy a mass ratio relati...

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Hauptverfasser: MATSUYAMA AKIHIKO, NAGAI KIYOFUMI
Format: Patent
Sprache:eng
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Zusammenfassung:An inkjet recording ink set including a black ink and color inks, wherein the black ink and the color inks each contain at least a dye, a water-soluble solvent and water and each have a viscosity of 5 mPa-s to 20 mPa-s at 25° C., and wherein the respective color inks each satisfy a mass ratio relationship of S/W 1, and the black ink satisfies a mass ratio relationship of S/W