An aqueous ink jet ink composition contains an organic solvent with an SP value of 9.5 to 10.5, resin particles, a plasticizer, and water. With respect to the amount of the aqueous ink jet ink composition, 1.0% by mass to 10.0% by mass of the organic solvent is contained.

A polyurethane-based binder dispersion is described. The polyurethane based binder dispersion comprises: a polyurethane, which comprises: (A) a polyisocyanate; (B) a first polyol having a chain with two hydroxyl functional groups at one end of the chain and no hydroxyl groups at an opposed end of the chain; (C) a second polyol having a chain with two hydroxyl functional groups at both ends of the chain; (D) a carboxylic acid functional group with two hydroxyl functional groups; and (E) a compound shown in formula (1): m(M+) n(X)—R—Y— (1), wherein m is 0 or 1, M is a metal, n is 2 to 10, X is an amino group, R is a C1 to C18 alkyl group, a C6 to C30 aromatic compound or a C4 to C20 aliphatic cyclic compound, and Y is SO3- or SO3H, with the proviso that when m is 0, Y is SO3H and when m is 1, Y is SO3-.

A polyurethane-based binder dispersion is described. The polyurethane based binder dispersion comprises: a polyurethane, which comprises: (A) a polyisocyanate; (B) a first polyol having a chain with two hydroxyl functional groups at one end of the chain and no hydroxyl groups at an opposed end of the chain; (C) a second polyol having a chain with two hydroxyl functional groups at both ends of the chain; (D) a carboxylic acid functional group with two hydroxyl functional groups; and (E) a compound shown in formula (1): m(M+) n(X)—R—Y— (1), wherein m is 0 or 1, M is a metal, n is 2 to 10, X is an amino group, R is a C1 to C18 alkyl group, a C6 to C30 aromatic compound or a C4 to C20 aliphatic cyclic compound, and Y is SO3- or SO3H, with the proviso that when m is 0, Y is SO3H and when m is 1, Y is SO3-.

An ink jet printing clear ink composition includes resin particles; a lubricant; and water. The resin particles includes a urethane resin having a cross-linking group, and the clear ink composition is formed into a dried coating film having a Young's modulus of 5 to 70 MPa.

An ink jet printing clear ink composition includes resin particles; a lubricant; and water. The resin particles includes a urethane resin having a cross-linking group, and the clear ink composition is formed into a dried coating film having a Young's modulus of 5 to 70 MPa.

The silicone-based ink for additive manufacturing includes a siloxane macromer, and a porogen mixture comprising a water-soluble porogen and a surfactant. The product of additive manufacturing with a silicone-based ink includes a three-dimensional printed structure including a plurality of continuous filaments arranged in a predefined pattern and a plurality of inter-filament pores defined by the predefined pattern of the continuous filaments. In addition, each continuous filament of the three-dimensional printed structure includes a silicone matrix having an open cell structure with a plurality of intra-filament pores, and the intra-filament pores form continuous channels through the silicone matrix.

The silicone-based ink for additive manufacturing includes a siloxane macromer, and a porogen mixture comprising a water-soluble porogen and a surfactant. The product of additive manufacturing with a silicone-based ink includes a three-dimensional printed structure including a plurality of continuous filaments arranged in a predefined pattern and a plurality of inter-filament pores defined by the predefined pattern of the continuous filaments. In addition, each continuous filament of the three-dimensional printed structure includes a silicone matrix having an open cell structure with a plurality of intra-filament pores, and the intra-filament pores form continuous channels through the silicone matrix.

A display device includes a substrate on which pixels are defined, a pixel electrode disposed for each of the pixels on the substrate, a pixel defining layer disposed along a boundary of the pixels, the pixel defining layer including an opening exposing the pixel electrode, a light emitting layer disposed on the pixel electrode in the opening of the pixel defining layer, and a hole injection layer disposed between the pixel electrode and the light emitting layer. The hole injection layer includes an adhesion promoting layer disposed on the pixel electrode.

Provided are: an infrared ray-absorbing ultraviolet-ray curable ink which has infrared ray-absorbing ability and from which it is possible to provide printed matter having excellent resistance to bases, particularly resistance to washing; and an infrared ray-absorbing printed matter. According to the present invention, an ink composition is obtained by using an ultraviolet-ray curable urethane acrylate resin together with a tungsten-based infrared ray-absorbing pigment. More specifically, this infrared ray-absorbing ultraviolet-ray curable ink contains a tungsten-based infrared ray-absorbing pigment, an ultraviolet-ray curable urethane acrylate resin, and an ultraviolet-ray curable acrylic resin not including a urethane bond.

Provided are: an infrared ray-absorbing ultraviolet-ray curable ink which has infrared ray-absorbing ability and from which it is possible to provide printed matter having excellent resistance to bases, particularly resistance to washing; and an infrared ray-absorbing printed matter. According to the present invention, an ink composition is obtained by using an ultraviolet-ray curable urethane acrylate resin together with a tungsten-based infrared ray-absorbing pigment. More specifically, this infrared ray-absorbing ultraviolet-ray curable ink contains a tungsten-based infrared ray-absorbing pigment, an ultraviolet-ray curable urethane acrylate resin, and an ultraviolet-ray curable acrylic resin not including a urethane bond.