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US 2012/0266779 A1Published application
Non-aqueous pigment ink
AssigneeRiso Kagaku Corporation
InventorsMarie MORINAGA, Teruaki OKAWA
Life of this patent
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Abstract
A non-aqueous pigment ink that exhibits excellent color reproducibility and storage stability. The non-aqueous pigment ink contains two or more lake pigments and a non-aqueous solvent.
Claims9
A non-aqueous pigment ink, comprising two or more lake pigments and a non-aqueous solvent.
Dependencies are inferred from the claim text.