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US 12,735,592 B2Granted
Inkjet ink for tablet and tablet printed matter
AssigneeToppan Holdings Inc.
InventorsMisa Sanpei, Yuichi Hoshino, Seiya Koseki, Risa Hashimoto, Yasuhisa Miyazawa, Takumi Tanioka
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Abstract
An object of the present invention is to provide an inkjet ink in which fixedness (transfer durability) of the ink is improved while maintaining excellent printing stability, and a tablet printed matter including a printing portion printed with the inkjet ink. The inkjet ink according to the present embodiment includes an edible dye, an adhesive, and water and ethanol as a solvent, and only a liquid adhesive as the adhesive.
Claims16
An inkjet ink for a tablet comprising:
- an edible dye;
- an adhesive;
- and water and ethanol as a solvent,
- wherein the inkjet ink for a tablet comprises only a liquid adhesive as the adhesive,
- the edible dye does not include an azo-based dye, and
- the adhesive is compounded in a range of 1.0% or more and 7.0% or less with respect to a total mass of the inkjet ink for a tablet.
3 more elements
Dependencies are inferred from the claim text.