Patent classifications
C09D11/102
HEAT-CURABLE AQUEOUS DYES FOR INKJET PRINTING
A method of preparing a printed substrate comprising printing an aqueous inkjet ink composition to a substrate and thermally curing the printed ink by heating at a temperature of at least 80° C., wherein the aqueous inkjet ink composition comprises an acid-functional water-soluble or water-dispersible resin and a hydroxyl-functional material with the proviso that if the hydroxyl-functional material is a hydroxyl-functional polyurethane dispersion said hydroxyl-functional polyurethane dispersion has a hydroxyl value of ≥25 mgKOH/g (based on the dry polymer weight); and thermally curable aqueous inkjet compositions suitable for use in said method.
Liquid discharging apparatus and liquid discharging method
Provided is a liquid discharging apparatus including: a storage storing an ink containing water, an organic solvent, at least two kinds of urethane resins, and titanium oxide; and a liquid discharging head. The liquid discharging head includes an individual liquid chamber having a circulation flow path through which the ink is circulated. The liquid discharging head has a nozzle communicating with the individual liquid chamber and through which a liquid droplet of the ink is discharged. The content of the titanium oxide in the ink is 20% by mass or greater but 30% by mass or less. The volume average particle diameter of the titanium oxide is 300 nm or greater but 630 nm or less.
STABLE LIQUID CROSSLINKER COMPOSITIONS FOR HEAT-CURABLE INKS
The present disclosure provides an ink vehicle composition comprising a crosslinker compound of formula (I); a hydroxy functional polymer; and a nonvolatile diluent, wherein the composition is essentially free of butanol. Also provided are thermoset heat-curable inks including the ink vehicle composition and a method of printing onto a surface of a substrate by applying the thermoset heat-curable ink. The ink vehicle composition and the thermoset heat-curable ink herein may be stable for about 6 to about 24 months at room temperature.
THREE-DIMENSIONAL INKJET PRINTING USING RING-OPENING METATHESIS POLYMERIZATION
Methods for fabricating three-dimensional objects by 3D-inkjet printing technology are provided. The methods utilize curable materials that polymerize via ring-opening metathesis polymerization (ROMP) in combination with toughening agents for fabricating the object. Systems suitable for performing these methods and kits containing modeling material formulations usable in the methods are also provided.
THREE-DIMENSIONAL INKJET PRINTING USING RING-OPENING METATHESIS POLYMERIZATION
Methods for fabricating three-dimensional objects by 3D-inkjet printing technology are provided. The methods utilize curable materials that polymerize via ring-opening metathesis polymerization (ROMP) in combination with toughening agents for fabricating the object. Systems suitable for performing these methods and kits containing modeling material formulations usable in the methods are also provided.
Three-dimensional inkjet printing using ring-opening metathesis polymerization
Methods for fabricating three-dimensional objects by 3D-inkjet printing technology are provided. The methods utilize curable materials that polymerize via ring-opening metathesis polymerization (ROMP) in combination with toughening agents for fabricating the object. Systems suitable for performing these methods and kits containing modeling material formulations usable in the methods are also provided.
Three-dimensional inkjet printing using ring-opening metathesis polymerization
Methods for fabricating three-dimensional objects by 3D-inkjet printing technology are provided. The methods utilize curable materials that polymerize via ring-opening metathesis polymerization (ROMP) in combination with toughening agents for fabricating the object. Systems suitable for performing these methods and kits containing modeling material formulations usable in the methods are also provided.
Coating compositions for application utilizing a high transfer efficiency applicator and methods and systems thereof
A system for applying a coating composition to a substrate utilizing a high transfer efficiency applicator is provided herein. The system includes a high transfer efficiency applicator defining a nozzle orifice. The coating composition comprises a carrier and a binder. The coating composition has a viscosity of from about 0.002 Pa*s to about 0.2 Pa*s, a density of from about 838 kg/m3 to about 1557 kg/m3, a surface tension of from about 0.015 N/m to about 0.05 N/m, and a relaxation time of from about 0.0005 s to about 0.02 s. The high transfer efficiency applicator is configured to expel the coating composition through the nozzle orifice to the substrate to form a coating layer. At least 80% of the droplets of the coating composition expelled from the high transfer efficiency applicator contact the substrate.
Coating compositions for application utilizing a high transfer efficiency applicator and methods and systems thereof
A system for applying a coating composition to a substrate utilizing a high transfer efficiency applicator is provided herein. The system includes a high transfer efficiency applicator defining a nozzle orifice. The coating composition comprises a carrier and a binder. The coating composition has a viscosity of from about 0.002 Pa*s to about 0.2 Pa*s, a density of from about 838 kg/m3 to about 1557 kg/m3, a surface tension of from about 0.015 N/m to about 0.05 N/m, and a relaxation time of from about 0.0005 s to about 0.02 s. The high transfer efficiency applicator is configured to expel the coating composition through the nozzle orifice to the substrate to form a coating layer. At least 80% of the droplets of the coating composition expelled from the high transfer efficiency applicator contact the substrate.
Process for preparing a three-dimensional printing composition
A process including providing a three-dimensional printing powder dispersion comprising a three-dimensional printing powder, an optional dispersing agent, and water; providing an emulsion of an organic polymeric additive; combining the three-dimensional printing powder dispersion and the emulsion of organic polymeric additive to form a mixture comprising the three-dimensional printing powder dispersion and the emulsion of organic polymeric additive; and drying the mixture of the three-dimensional printing powder dispersion and the emulsion of organic polymeric additive.