UV-curable inkjet ink composition
AssigneeShowa Aluminum Can Corporation
InventorsShinichi Ojima, Kazunori Ikeda, Asumi Suwa
Life of this patent
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Abstract
A UV-curable inkjet ink composition is curable by irradiation with ultraviolet light and includes a monofunctional monomer (A), a polyfunctional monomer (B), a photopolymerization initiator (C), and a colorant (D), wherein the composition has a hydroxyl value within the range of not less than 1 mgKOH/g and not more than 100 mgKOH/g, and is for forming, by inkjet printing, an ink layer 14 provided between a curved outer peripheral surface of a cylindrical can base 12 made of a metal material, and a coating layer 16 made of an aqueous coating material.
Claims14
A UV-curable inkjet ink composition that contains a monofunctional monomer (A), a polyfunctional monomer (B), a photopolymerization initiator (C) and a colorant (D) and is cured by irradiation with ultraviolet light, wherein
- a hydroxyl value of the UV-curable inkjet ink composition is in a range of not less than 1 mgKOH/g and not more than 100 mgKOH/g, and
- the UV-curable inkjet ink composition forms, by inkjet printing, an ink layer provided between a curved outer peripheral surface of a can base made of a cylindrical metallic material and a covering layer made of an aqueous coating material.
Dependencies are inferred from the claim text.