A system for applying a coating composition is provided herein. The system includes a first high transfer efficiency applicator defining a first nozzle orifice and a second high transfer efficiency applicator defining a second nozzle orifice. The system further includes a reservoir. The system further includes a substrate defining a first target area and a second target area. The first high transfer efficiency applicator and the second high transfer efficiency applicator are configured to receive the coating composition from the reservoir and configured to expel the coating composition through the first nozzle orifice to the first target area of the substrate and to expel the coating composition through the second nozzle orifice to the second target area of the substrate.

A system for applying a coating composition is provided herein. The system includes a first high transfer efficiency applicator defining a first nozzle orifice and a second high transfer efficiency applicator defining a second nozzle orifice. The system further includes a reservoir. The system further includes a substrate defining a first target area and a second target area. The first high transfer efficiency applicator and the second high transfer efficiency applicator are configured to receive the coating composition from the reservoir and configured to expel the coating composition through the first nozzle orifice to the first target area of the substrate and to expel the coating composition through the second nozzle orifice to the second target area of the substrate.

An ink set includes an inkjet ink and a cleaning solution. The inkjet ink contains a first aqueous medium, a carbon black, a dispersing resin, a first zwitterionic surfactant having an amidoalkylbetaine structure, and a first sugar alcohol. The carbon black has an oil absorption number of at least 130 mL/100 g and no greater than 165 mL/100 g. A ratio of a content of the dispersing resin to a content of the carbon black is at least 12.0% by mass and no greater than 19.0% by mass. The cleaning solution contains a second aqueous medium, a second zwitterionic surfactant having an amidoalkylbetaine structure, and a second sugar alcohol.

A multi-fluid kit for three-dimensional printing can include a fusing agent and a detailing agent. The fusing agent can include water and a radiation absorber. The radiation absorber absorbs radiation energy and converts the radiation energy to heat. The detailing agent includes a lipophilic phase discontinuously dispersed within an aqueous phase by a surfactant. The lipophilic phase includes an organosilane having a central silicon atom coupled to a C6 to C24 aliphatic or alicyclic hydrocarbon and multiple hydrolyzable groups. The organosilane is present in the detailing agent at from about 1 wt % to about 20 wt %.

A multi-fluid kit for three-dimensional printing can include a fusing agent and a detailing agent. The fusing agent can include water and a radiation absorber. The radiation absorber absorbs radiation energy and converts the radiation energy to heat. The detailing agent includes a lipophilic phase discontinuously dispersed within an aqueous phase by a surfactant. The lipophilic phase includes an organosilane having a central silicon atom coupled to a C6 to C24 aliphatic or alicyclic hydrocarbon and multiple hydrolyzable groups. The organosilane is present in the detailing agent at from about 1 wt % to about 20 wt %.

A UV curable inkjet ink for inkjet printing tarpaulins including an pigment, a free radical photoinitiator and a polymerizable composition containing more than 90.0 wt % of monofunctional polymerizable compounds based on the total weight of the polymerizable composition, wherein the monofunctional polymerizable compounds include more than 5.0 wt % of a N-vinyl oxazolidinone (V); more than 12.0 wt % of a heterocyclic acrylate (H) being a non-aromatic cyclic acrylate with all heteroatoms being oxygen; and more than 23.0 wt % of a mixture of an aromatic acrylate (A) and an alicyclic acrylate (L); wherein the wt % of the monofunctional polymerizable compounds is based on the total weight of the UV curable inkjet ink; and wherein a weight ratio R=(H+A)/(V+L) is no more than 2.0. An inkjet printing method is also disclosed.

A UV curable inkjet ink for inkjet printing tarpaulins including an pigment, a free radical photoinitiator and a polymerizable composition containing more than 90.0 wt % of monofunctional polymerizable compounds based on the total weight of the polymerizable composition, wherein the monofunctional polymerizable compounds include more than 5.0 wt % of a N-vinyl oxazolidinone (V); more than 12.0 wt % of a heterocyclic acrylate (H) being a non-aromatic cyclic acrylate with all heteroatoms being oxygen; and more than 23.0 wt % of a mixture of an aromatic acrylate (A) and an alicyclic acrylate (L); wherein the wt % of the monofunctional polymerizable compounds is based on the total weight of the UV curable inkjet ink; and wherein a weight ratio R=(H+A)/(V+L) is no more than 2.0. An inkjet printing method is also disclosed.

A radiation-curable ink jet composition contains at least one monomer A represented by general formula (I): CH.sub.2CR.sup.1COOR.sup.2OCHCHR.sup.3, wherein R.sup.1 represents a hydrogen atom or a methyl group, R.sup.2 represents a divalent organic moiety having a carbon number of 2 to 20, and R.sup.3 represents a hydrogen atom or a monovalent organic moiety having a carbon number of 1 to 11. The composition also contains a cyclic, linear, or branched monomer B containing a (meth)acryloyloxy or (meth)acryloyl group in which the total number of nitrogen atoms and oxygen atoms other than the oxygen atoms contained in the (meth)acryloyloxy or (meth)acryloyl group is at least 2, and at least one monomer C represented by the following general formula (II): ##STR00001## wherein n represents an integer of 2 to 6. The total content of monomer A is 10% by mass or more relative to the total mass of the ink jet composition.

A radiation-curable ink jet composition contains at least one monomer A represented by general formula (I): CH.sub.2CR.sup.1COOR.sup.2OCHCHR.sup.3, wherein R.sup.1 represents a hydrogen atom or a methyl group, R.sup.2 represents a divalent organic moiety having a carbon number of 2 to 20, and R.sup.3 represents a hydrogen atom or a monovalent organic moiety having a carbon number of 1 to 11. The composition also contains a cyclic, linear, or branched monomer B containing a (meth)acryloyloxy or (meth)acryloyl group in which the total number of nitrogen atoms and oxygen atoms other than the oxygen atoms contained in the (meth)acryloyloxy or (meth)acryloyl group is at least 2, and at least one monomer C represented by the following general formula (II): ##STR00001## wherein n represents an integer of 2 to 6. The total content of monomer A is 10% by mass or more relative to the total mass of the ink jet composition.

The present invention relates to [1] a process for producing a pigment water dispersion, including step 1 of mixing a water dispersion (A) formed by dispersing a pigment (I) with a water-dispersible polymer and a water dispersion (B) of a self-dispersible pigment (II) to obtain a water dispersion (C); and step 2 of subjecting the water dispersion (C) obtained in the step 1 to heat treatment at a temperature of not lower than 40 C. to obtain the pigment water dispersion, and [2] a pigment water dispersion containing a pigment (I) dispersed with a water-dispersible polymer and a self-dispersible pigment (II), in which the water-dispersible polymer is adsorbed onto the pigment (I) and the self-dispersible pigment (II).