A light-emitting element ink, a display device, and a method of fabricating the display device are provided. The light-emitting element ink includes a light-emitting element solvent, light-emitting elements dispersed in the light-emitting element solvent, each of the light-emitting elements including a plurality of semiconductor layers and an insulating film that surrounds parts of outer surfaces of the semiconductor layers, and a surfactant dispersed in the light-emitting element solvent, the surfactant including a fluorine-based and/or a silicon-based surfactant.

A light-emitting element ink, a display device, and a method of fabricating the display device are provided. The light-emitting element ink includes a light-emitting element solvent, light-emitting elements dispersed in the light-emitting element solvent, each of the light-emitting elements including a plurality of semiconductor layers and an insulating film that surrounds parts of outer surfaces of the semiconductor layers, and a surfactant dispersed in the light-emitting element solvent, the surfactant including a fluorine-based and/or a silicon-based surfactant.

An only inkjet-printing-based process for depositing functional materials, in various instances PZT, Bi-based material or (K,Na)-based material, on a substrate, in various instances platinized silicon. Substrate templating (via SAMs) and material deposition are both performed by an inkjet printing process. Additionally, a composition to be used as a SAM precursor ink which is a thiol in a solvent mixture. Further, a cartridge for a printing machine with such a composition. Still further, the use of such a cartridge, alone, or as a kit with another cartridge containing a precursor of the functional material, in particular to perform both steps of the printing method. Finally, a product, for instance a microsystem, obtained by the process.

Described herein is an inkjet ink composition for printing conductive traces. The inkjet ink composition comprises: polymer-capped metal nanoparticles; a first hydroxy compound, which is a monohydroxyl-substituted hydrocarbon comprising 1 to 6 carbon atoms; a second hydroxy compound, which is selected from a polyol, a monohydric ether and mixtures thereof; and water; wherein the weight ratio of water to first hydroxyl compound is in the range of 1:0.5 to 1:1.5; and wherein the weight ratio of water to second hydroxy compound is in the range of 1:0.5 to 1:1.5. Also described herein are a method of producing the inkjet ink composition and a method of printing conductive traces.

Described herein is an inkjet ink composition for printing conductive traces. The inkjet ink composition comprises: polymer-capped metal nanoparticles; a first hydroxy compound, which is a monohydroxyl-substituted hydrocarbon comprising 1 to 6 carbon atoms; a second hydroxy compound, which is selected from a polyol, a monohydric ether and mixtures thereof; and water; wherein the weight ratio of water to first hydroxyl compound is in the range of 1:0.5 to 1:1.5; and wherein the weight ratio of water to second hydroxy compound is in the range of 1:0.5 to 1:1.5. Also described herein are a method of producing the inkjet ink composition and a method of printing conductive traces.

A modified pigment having excellent color tone selectivity is provided by laking dye by an environmentally friendly method without using metal. A modified pigment according to the present invention is obtained by laking a dye containing at least one of an acidic group and a basic group with at least one of an amino acid and protein.

The present invention relates to [1] a process for producing a metal fine particle dispersion containing metal fine particles (a) dispersed with a polymer B, including the step 1 of mixing a metal oxide A, the polymer B and a compound C with each other, in which the polymer B contains a hydrophilic group; the compound C is a dihydric alcohol represented by the general formula (1); and the metal fine particles (a) have a cumulant average particle size of not more than 50 nm, and [2] an ink containing the metal line particle dispersion obtained by the production process described in the above [1].

Provided are an ink jet ink composition containing a monomer A represented by formula (A), a monomer B that is a radical-polymerizable monomer including an alicyclic structure and not including a heterocyclic structure, and a monomer C that is a radical-polymerizable monomer including a heterocyclic structure, the total content of the monomer A, the monomer B, and the monomer C being 60 mass % or more relative to the total amount of the composition, and applications thereof. R.sup.1 to R.sup.4 each independently represent a hydrogen atom or an organic group having 1 to 10 carbon atoms, and n represents an integer of 1 to 3. When n is 2 or 3, two or three R's may be the same or different, and two or three R.sup.4's may be the same or different.

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A curable composition containing a magenta pigment; a polymerizable compound; and a polymer including an amino group, where the polymer including the amino group has a weight average molecular weight of 1,000 or more, wherein the polymer including the amino group is at least one selected from the group consisting of hydroxyl group-including carboxylate ester, salts of a long-chain polyamino amide and acid ester having a high molecular weight, salts of polycarboxylic acid having a high molecular weight, salts of long-chain polyaminoamide and polar acid ester, unsaturated acid esters having a high molecular weight, modified polyurethanes, modified polyacrylates, polyether ester anionic surfactants, salts of naphthalenesulfonic acid formalin condensates, polyoxyethylene alkyl phosphoric acid ester, polyoxyethylene nonylphenylether, polyester polyamine, and stearylamine acetate.

A curable composition containing a magenta pigment; a polymerizable compound; and a polymer including an amino group, where the polymer including the amino group has a weight average molecular weight of 1,000 or more, wherein the polymer including the amino group is at least one selected from the group consisting of hydroxyl group-including carboxylate ester, salts of a long-chain polyamino amide and acid ester having a high molecular weight, salts of polycarboxylic acid having a high molecular weight, salts of long-chain polyaminoamide and polar acid ester, unsaturated acid esters having a high molecular weight, modified polyurethanes, modified polyacrylates, polyether ester anionic surfactants, salts of naphthalenesulfonic acid formalin condensates, polyoxyethylene alkyl phosphoric acid ester, polyoxyethylene nonylphenylether, polyester polyamine, and stearylamine acetate.