INK FOR PLANOGRAPHIC PRINTING

PROBLEM TO BE SOLVED: To provide an ink for permeation drying type offset printing, and a printed material using the ink.SOLUTION: An ink composition for permeation drying type offset printing is provided, comprising a pigment, a binder resin, a vegetable oil and a solvent, in which a specific veget...

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Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide an ink for permeation drying type offset printing, and a printed material using the ink.SOLUTION: An ink composition for permeation drying type offset printing is provided, comprising a pigment, a binder resin, a vegetable oil and a solvent, in which a specific vegetable oil is controlled to an optimal value. The specific vegetable oil is triglyceride derived from vegetable oil; and hydrocarbon groups R1, R2, R3 of the triglyceride are unsaturated hydrocarbons having 14 to 20 carbon atoms or unsaturated hydrocarbon groups having 14 to 20 carbon atoms and no triple bond.