C09D11/102

AQUEOUS ENERGY CURABLE INKJET INKS

An aqueous energy curable inkjet ink that includes (A) a non-photopolymerizable resin, (B) a water-soluble photopolymerizable monomer, (C) a pigment having an average particle size of 50 to 300 nm, and (D) at least 25 wt. % water, based on a total weight of the aqueous energy curable inkjet ink. A printed article including the aqueous energy curable inkjet ink in dried and cured form, and a method of forming a printed image with an inkjet printhead are also provided.

INK COMPOSITION FOR WATER-BASED BALLPOINT PENS
20230048616 · 2023-02-16 · ·

An ink composition for a water-based ballpoint pen in which, even in a case of an ink composition for a water-based ballpoint pen using a colored resin particle containing a pigment, the phenomenon of skipped strokes does not occur and writing defects are less likely to occur when writing at a high writing angle or under a high load. An example of the ink composition for a water-based ballpoint pen according to the present embodiment includes an ink composition for a water-based ballpoint pen that contains at least a urethane-based colored resin particle containing a pigment and having an average particle size of 0.3 to 2 μm and a naphthalenesulfonic acid-formaldehyde condensate.

INK COMPOSITION FOR WATER-BASED BALLPOINT PENS
20230048616 · 2023-02-16 · ·

An ink composition for a water-based ballpoint pen in which, even in a case of an ink composition for a water-based ballpoint pen using a colored resin particle containing a pigment, the phenomenon of skipped strokes does not occur and writing defects are less likely to occur when writing at a high writing angle or under a high load. An example of the ink composition for a water-based ballpoint pen according to the present embodiment includes an ink composition for a water-based ballpoint pen that contains at least a urethane-based colored resin particle containing a pigment and having an average particle size of 0.3 to 2 μm and a naphthalenesulfonic acid-formaldehyde condensate.

INKJET INKS
20230050122 · 2023-02-16 · ·

An inkjet ink that includes (A) a terpene resin made from α-pinene and (B) methyl ethyl ketone, which is characterized by extended decap times as well as quick drying properties when applied onto a substrate. A printed article including the inkjet ink in dried form, and a method of forming a printed image with a thermal inkjet printhead are also provided.

High adhesion TIJ ink

A thermal ink jet ink composition includes one or more volatile organic solvents, wherein the one or more volatile organic solvents comprise a solvent selected from C.sub.1-C.sub.4 alcohols, C.sub.3-C.sub.6 ketones, C.sub.3-C.sub.6 esters, C.sub.4-C.sub.8 ethers, and mixtures thereof. The one or more volatile organic solvents are present in an amount at least 60% by weight of the ink composition. The ink composition includes one or more binder resins present in an amount from 1% to 10% by weight of the ink composition, and one or more dyes. If water is present, it is present in amount less than 5% by weight of the ink composition. The ink composition includes less than 2% by weight of any humectant and/or wetting agent with a relative evaporation rate less than 0.3. The ink composition is suitable for use in a thermal ink jet printer.

High adhesion TIJ ink

A thermal ink jet ink composition includes one or more volatile organic solvents, wherein the one or more volatile organic solvents comprise a solvent selected from C.sub.1-C.sub.4 alcohols, C.sub.3-C.sub.6 ketones, C.sub.3-C.sub.6 esters, C.sub.4-C.sub.8 ethers, and mixtures thereof. The one or more volatile organic solvents are present in an amount at least 60% by weight of the ink composition. The ink composition includes one or more binder resins present in an amount from 1% to 10% by weight of the ink composition, and one or more dyes. If water is present, it is present in amount less than 5% by weight of the ink composition. The ink composition includes less than 2% by weight of any humectant and/or wetting agent with a relative evaporation rate less than 0.3. The ink composition is suitable for use in a thermal ink jet printer.

ULTRA VIOLET CURABLE AQUEOUS INK COMPOSITION AND METHOD FOR PRODUCING SAME
20230043299 · 2023-02-09 ·

Disclosed are an aqueous UV curable ink and the method of preparing the same. In particular, the disclosure relates to a UV curable aqueous dispersant and a method of preparing the same; a UV curable aqueous ink composition and a method of preparing the same; and a method of forming an image on a recording medium. The UV curable aqueous dispersant according to the disclosure, and the UV curable aqueous ink composition including the same have no limitations in selecting a material, and improve the texture and fastness of an object, which is subjected to printing, in the fields of textile.

INKJET-RECORDING METHOD AND IMAGE-RECORDED ARTICLE
20230044967 · 2023-02-09 ·

An inkjet recording method contains the sequential steps of: applying an aqueous pre-coat composition to a substrate, or applying and drying the aqueous pre-coat composition to the substrate; and subsequently applying and drying an aqueous ink composition. The aqueous pre-coat composition contains at least an aggregating agent. The aqueous ink composition contains at least a pigment, a polymer dispersant, and resin fine particles. The aggregating agent is selected from a pyrolytic cation resin, an organic acid, or a multivalent metal salt. A neutralizer for the polymer dispersant is selected from an organic amine. In the step of drying the aqueous ink composition, a temperature at which the aqueous ink composition is dried is set to be equal to or higher than a pyrolytic temperature of the aggregating agent.

Dual cure method using Zerewitinoff-active H tin catalysts

The invention relates to a method for producing an object from a construction material, the construction material comprising radically crosslinkable groups, NCO groups and groups having Zerewitinoff active H atoms, and the object being a three-dimensional object and/or a layer. During and/or after the production of the object, the construction material is heated to a temperature of >50° C., and the construction material comprises one or more cyclic tin compounds of formula F-I, F-II and/or F-III.

Dual cure method using Zerewitinoff-active H tin catalysts

The invention relates to a method for producing an object from a construction material, the construction material comprising radically crosslinkable groups, NCO groups and groups having Zerewitinoff active H atoms, and the object being a three-dimensional object and/or a layer. During and/or after the production of the object, the construction material is heated to a temperature of >50° C., and the construction material comprises one or more cyclic tin compounds of formula F-I, F-II and/or F-III.