Disclosed is an ink composition having excellent storage stability and capable of printing printed material having excellent metal tone. This active energy ray curable ink composition includes at least a scaly metal pigment, a polymerizable compound, and a photopolymerization initiator. The scaly metal pigment has a 50% volume average diameter of at least 0.05 μm and less than 0.5 μm, an average thickness of at least 5.0 nm and less than 50.0 nm, and a non-reactive solvent content of 0.01%-5.00% by mass.

Disclosed is an ink composition having excellent storage stability and capable of printing printed material having excellent metal tone. This active energy ray curable ink composition includes at least a scaly metal pigment, a polymerizable compound, and a photopolymerization initiator. The scaly metal pigment has a 50% volume average diameter of at least 0.05 μm and less than 0.5 μm, an average thickness of at least 5.0 nm and less than 50.0 nm, and a non-reactive solvent content of 0.01%-5.00% by mass.

A transparent, elastic, and biocompatible 1K silicone for additive manufacturing that can be printed by stereolithographic processes, includes at least 25-75% by weight of a monomeric or oligomeric dimethacrylate based on silicone or silicone urethanes having a viscosity of <100 Pa.Math.s, 20-50% by weight of one or more monomeric/oligomeric cyclic (meth)acrylates having a viscosity of <0.5 Pa.Math.s, 1-25% by weight of silicone oil having a viscosity of <1 Pa.Math.s, 0.5-20% by weight of fillers with a particle size of <100 μm, 0.1-5% by weight of one or a combination of a plurality of photoinitiators whose absorption is in the wavelength range of the laser beam or irradiation source used.

A transparent, elastic, and biocompatible 1K silicone for additive manufacturing that can be printed by stereolithographic processes, includes at least 25-75% by weight of a monomeric or oligomeric dimethacrylate based on silicone or silicone urethanes having a viscosity of <100 Pa.Math.s, 20-50% by weight of one or more monomeric/oligomeric cyclic (meth)acrylates having a viscosity of <0.5 Pa.Math.s, 1-25% by weight of silicone oil having a viscosity of <1 Pa.Math.s, 0.5-20% by weight of fillers with a particle size of <100 μm, 0.1-5% by weight of one or a combination of a plurality of photoinitiators whose absorption is in the wavelength range of the laser beam or irradiation source used.

The present teachings relate to various embodiments of a curable ink composition, which once printed and cured form polymeric films on a substrate such as, but not limited by, an OLED device substrate. Various embodiments of the curable ink compositions comprise di(meth)acrylate monomers, as well as multifunctional crosslinking agents and curing kinetics control additives.

The present teachings relate to various embodiments of a curable ink composition, which once printed and cured form polymeric films on a substrate such as, but not limited by, an OLED device substrate. Various embodiments of the curable ink compositions comprise di(meth)acrylate monomers, as well as multifunctional crosslinking agents and curing kinetics control additives.

The present invention relates to radiation curable coating composition (1) consisting essentially of: -from 20 to 95 wt % of one or more (meth)acrylated compounds (a), from 5 to 80 wt % of one or more metal salts of a C10 to C22 fatty acid (b), and -optionally, from 0 to 10 wt % of one or more additives (c), wherein the wt % of compounds (a) to (c) add up to at least 95%, preferably add up to 100%. Compositions of the invention are compatible with a whole range of radiation curable materials and with the standard additives like the standard matting agents. Compositions of the invention permit to obtain a dead matt effect using lower amounts of matting agents like silica and/or waxes. Dead matt effects can be obtained over a wide range of coating thicknesses.

The present invention relates to radiation curable coating composition (1) consisting essentially of: -from 20 to 95 wt % of one or more (meth)acrylated compounds (a), from 5 to 80 wt % of one or more metal salts of a C10 to C22 fatty acid (b), and -optionally, from 0 to 10 wt % of one or more additives (c), wherein the wt % of compounds (a) to (c) add up to at least 95%, preferably add up to 100%. Compositions of the invention are compatible with a whole range of radiation curable materials and with the standard additives like the standard matting agents. Compositions of the invention permit to obtain a dead matt effect using lower amounts of matting agents like silica and/or waxes. Dead matt effects can be obtained over a wide range of coating thicknesses.

Provided is a curable ink composition, in particular a curable inkjet ink composition. The ink composition has a dye monomer, a carrier monomer and an initiator. The dye monomer has a chromophore moiety that is covalently bonded to at least one polymerizable functional group and is present at 1.0 wt % or more based on total weight of the ink composition. The carrier monomer has at least one polymerizable functional group and is present in at 50 wt % or more based on total weight of the ink composition. The ink compositions are suitable for radiation curing such as UV curing and have good cure properties or light fastness properties.

Provided is a curable ink composition, in particular a curable inkjet ink composition. The ink composition has a dye monomer, a carrier monomer and an initiator. The dye monomer has a chromophore moiety that is covalently bonded to at least one polymerizable functional group and is present at 1.0 wt % or more based on total weight of the ink composition. The carrier monomer has at least one polymerizable functional group and is present in at 50 wt % or more based on total weight of the ink composition. The ink compositions are suitable for radiation curing such as UV curing and have good cure properties or light fastness properties.