A set of inks for inkjet printing on a plastic substrate for being used in a laminated panel may be pigmented inks. The set of inks may include a cyan ink, a yellow ink, a red ink, and a black ink.

A set of inks for inkjet printing on a plastic substrate for being used in a laminated panel may be pigmented inks. The set of inks may include a cyan ink, a yellow ink, a red ink, and a black ink.

An ink jet ink composition includes water, a plant-derived carbonized color material, and a lignin resin.

An ink jet ink composition includes water, a plant-derived carbonized color material, and a lignin resin.

An aqueous inkjet ink containing a yellow pigment selected from the group consisting of C.I. Pigment Yellow 83, C.I. Pigment Yellow 97, C.I. Pigment Yellow 110, C.I. Pigment Yellow 120, C.I. Pigment Yellow 150, C.I. Pigment Yellow 151, C.I. Pigment Yellow 154, C.I. Pigment Yellow 155, C.I. Pigment Yellow 175, C.I. Pigment Yellow 180, C.I. Pigment Yellow 181, C.I. Pigment Yellow 194, C.I. Pigment Yellow 213, C.I. Pigment Yellow 214 and mixed crystals thereof; a non-ionic polymeric dispersant NID; and an anionic polymeric dispersant ID; wherein the weight ratio R of the anionic polymeric dispersant ID to the non-ionic polymeric dispersant NID is between 0.1 and 1.5.

An aqueous inkjet ink containing a yellow pigment selected from the group consisting of C.I. Pigment Yellow 83, C.I. Pigment Yellow 97, C.I. Pigment Yellow 110, C.I. Pigment Yellow 120, C.I. Pigment Yellow 150, C.I. Pigment Yellow 151, C.I. Pigment Yellow 154, C.I. Pigment Yellow 155, C.I. Pigment Yellow 175, C.I. Pigment Yellow 180, C.I. Pigment Yellow 181, C.I. Pigment Yellow 194, C.I. Pigment Yellow 213, C.I. Pigment Yellow 214 and mixed crystals thereof; a non-ionic polymeric dispersant NID; and an anionic polymeric dispersant ID; wherein the weight ratio R of the anionic polymeric dispersant ID to the non-ionic polymeric dispersant NID is between 0.1 and 1.5.

An aqueous inkjet ink composition containing a pigment, an anionic group-containing resin, a resin emulsion, a surfactant, a water-soluble solvent, and water, in which a water-soluble solvent having a boiling point of at most 200 C. under 1 atm accounts for at least 90 mass % of the water-soluble solvent; the surfactant contains a polyoxyethylene alkyl ether and a silicone-based surfactant satisfying a specific condition; and the polyoxyethylene alkyl ether has an HLB value of 7-12. The aqueous inkjet ink composition has excellent discharge stability, favorable filling in a solid part and no unevenness even when printed and recorded on a non-absorptive print medium, and excellent drying properties on a paper surface.

Provided is an active energy ray curable type ink jet ink including a bifunctional (meth)acrylate having a linear or branched alkylene group having 5 to 9 carbon atoms, a monofunctional (meth)acrylate having a hydroxy group, and a coloring agent. The total content of the bifunctional (meth)acrylate and the monofunctional (meth)acrylate with respect to the total amount of polymerizable compounds contained in the active energy ray curable type ink jet ink is 80% by mass or more. Also provided are applications of the active energy ray curable type ink jet ink.

Provided is an active energy ray curable type ink jet ink including a bifunctional (meth)acrylate having a linear or branched alkylene group having 5 to 9 carbon atoms, a monofunctional (meth)acrylate having a hydroxy group, and a coloring agent. The total content of the bifunctional (meth)acrylate and the monofunctional (meth)acrylate with respect to the total amount of polymerizable compounds contained in the active energy ray curable type ink jet ink is 80% by mass or more. Also provided are applications of the active energy ray curable type ink jet ink.

A water-based ink for ink-jet recording includes: a pigment, resin particles, a solvent and water, wherein the resin particles are resin particles of an acrylic-based polymer; and a storage elastic modulus E at 25 C. of an ink film, of the water-based ink for ink-jet recording, which is dried and solidified is not less than 9.710.sup.8 Pa.