An active-energy-ray-curable composition includes a polymerizable dendritically-branched compound and a polyester resin containing a polymerizable unsaturated bond.

An active-energy-ray-curable composition includes a polymerizable dendritically-branched compound and a polyester resin containing a polymerizable unsaturated bond.

An active-energy-ray-curable composition includes at least two or more kinds of polymerizable monomers (A), where a homopolymer of each of the polymerizable monomers (A) has a glass transition temperature of 80 degrees Celsius or more. The polymerizable monomers (A) have a polymerizable monomer (A1) where a homopolymer of the polymerizable monomer (A1) has an SP value of 10.8 or more but 12.2 or less determined by Fedors method. An amount of the polymerizable monomer (A1) is 3% by mass or more but 20% by mass or less relative to a total amount of the active-energy-ray-curable composition.

Provided is an active energy ray-curable aqueous ink which contains water and a curable substance and curable by an active energy ray. The curable substance contains a bifunctional polymerizable monomer represented by the following General Formula (1):

##STR00001## wherein, R.sub.1 is a hydrogen atom or a methyl group, R.sub.2 is a divalent saturated hydrocarbon group having 1 to 5 carbon atoms and L is a divalent saturated hydrocarbon group which may contain an ether bond, an amide bond, a carbonyl bond, a sulfone bond or a sulfonamide bond.

The active energy ray-curable liquid composition according to the present disclosure is an active energy ray-curable liquid composition that contains water and a curable substance and is curable with an active energy ray, in which the curable substance contains a monofunctional polymerizable monomer having a structure represented by the Formula (1);

##STR00001##

in Formula (1), R1 represents a hydrogen atom or a saturated hydrocarbon group, R2 represents a saturated hydrocarbon group that has at least one of a hydroxyl group or an amide bond and may contain a heteroatom, R3 represents a hydrogen atom or a methyl group, R1 and R2 may be bonded together to form an aliphatic heterocycle together with a nitrogen atom substituted with R1 and R2 in a case where R1 represents a saturated hydrocarbon group, and a total number of carbon atoms of the saturated hydrocarbon groups represented by R1 and R2 is 5 or more.

The active energy ray-curable liquid composition according to the present disclosure is an active energy ray-curable liquid composition that contains water and a curable substance and is curable with an active energy ray, in which the curable substance contains a monofunctional polymerizable monomer having a structure represented by the Formula (1);

##STR00001##

in Formula (1), R1 represents a hydrogen atom or a saturated hydrocarbon group, R2 represents a saturated hydrocarbon group that has at least one of a hydroxyl group or an amide bond and may contain a heteroatom, R3 represents a hydrogen atom or a methyl group, R1 and R2 may be bonded together to form an aliphatic heterocycle together with a nitrogen atom substituted with R1 and R2 in a case where R1 represents a saturated hydrocarbon group, and a total number of carbon atoms of the saturated hydrocarbon groups represented by R1 and R2 is 5 or more.

The present invention provides a method for printing energy-curable ink and coating compositions that have good adhesion to substrates, good print quality, solvent and scratch resistance, and low potential for migration of uncured monomers. The method comprises the steps of printing the ink or coating onto a substrate; partially curing the printed ink or coating by irradiating with UV energy; optionally printing and partially UV curing additional ink layers printed on the first layer; and completing curing via exposure to electron beam radiation, wherein the EB cure dose is greater than or equal to 20 kGy, and the accelerating voltage is greater than or equal to 70 keV.

The present invention provides a method for printing energy-curable ink and coating compositions that have good adhesion to substrates, good print quality, solvent and scratch resistance, and low potential for migration of uncured monomers. The method comprises the steps of printing the ink or coating onto a substrate; partially curing the printed ink or coating by irradiating with UV energy; optionally printing and partially UV curing additional ink layers printed on the first layer; and completing curing via exposure to electron beam radiation, wherein the EB cure dose is greater than or equal to 20 kGy, and the accelerating voltage is greater than or equal to 70 keV.

A clear ink includes resin particles and water, wherein a volume average particle diameter of the resin particles is 50 nm or less, and wherein a dried film of the clear ink has glass transition temperatures (Tg) at 50 degrees C. or higher and at lower than 0 degrees C.

Adhesive compositions that can be applied to substrates using inkjet printheads and cured to a hardened, tack-free state and readily rendered tacky on application of heat and pressure to accurately transfer foil to the substrates including one or more free-radical curing monomers, an oligomer/resin composition component including one or more oligomers and one or more inert thermoplastic resins that are soluble in the monomers, and, where required, one or more free radical photoinitiators.