Patent classifications
C09B67/009
Methods for producing aqueous pigment dispersion liquid and water-based ink for ink jet recording
A method for producing an aqueous pigment dispersion liquid, including: a kneading step of kneading a mixture of a quinacridone pigment (a), a pigment derivative (b), an organic high-molecular compound having an anionic group (c), a basic compound (d), and an acetylene glycol surfactant (e) in a closed kneader to prepare a pigment-kneaded material having a solid content in the range of 50% to 80% by mass; and a step of diluting the pigment-kneaded material with an aqueous medium. A method for producing a water-based ink for ink jet recording, including a step of diluting the aqueous pigment dispersion liquid with an aqueous medium.
Thermal transfer sheet, coating liquid for colorant layer, method for manufacturing thermal transfer sheet, and image forming method
The purpose of the present invention is to provide a thermal transfer sheet which can prevent a kick and a scumming, and can form a photographic tone color image of high quality with a continuous tone image by sublimation transfer, while expanding the range of choices for colorants to be included in a colorant layer; a coating liquid for colorant layer to be used for forming the colorant layer of this thermal transfer sheet; a method for manufacturing this thermal transfer sheet; and image forming method employing this thermal transfer sheet. The problem is solved by a thermal transfer sheet (1) in which at least a colorant layer (3) is layered on a substrate sheet (2), wherein the colorant layer (3) contains a predetermined solvent, a colorant (10x) dispersible in the predetermined solvent, a dispersant, and a binder resin, and the dispersant being one or more selected from the group consisting of polyether-based dispersants, graft type polymer dispersants, acryl-based block type polymer dispersants, urethane-based polymer dispersants and azo-based dispersants.
Colored resin particle dispersion and inkjet ink
A colored resin particle dispersion and an ink are provided which exhibit excellent abrasion resistance of the printed items and excellent storage stability of the dispersion. Specifically provided is a colored resin particle dispersion comprising colored resin particles containing a colorant and a solid resin, a basic dispersant, and a non-aqueous solvent, wherein the solid resin is a resin having alkoxy groups and/or a polysilsesquioxane. The resin having alkoxy groups preferably has methoxy groups and/or ethoxy groups. Further, the resin having alkoxy groups preferably contains at least one of a polyamide resin having methoxymethyl groups, a methoxypolysilsesquioxane and an ethoxypolysilsesquioxane.
DYE SUBLIMATION INKJET INK SET
An example dye sublimation inkjet ink set includes a first dye sublimation inkjet ink and a second dye sublimation inkjet ink. The first dye sublimation inkjet ink includes a disperse dye colorant dispersion including a first disperse dye having absorption at a radiation wavelength ranging from about 360 nm to about 410 nm; an additive to absorb energy at the radiation wavelength ranging from about 360 nm to about 410 nm and to dissipate at least some of the absorbed energy as fluorescence; a co-solvent; and a balance of water. The additive is selected from the group consisting of a compound containing from 3 to 5 fused benzene rings and and a coumarin derivative. The second dye sublimation inkjet ink includes a disperse dye colorant dispersion including a second disperse dye having less absorption at the radiation wavelength than the first disperse dye; a co-solvent; and a balance of water.
Radiation sensing thermoplastic composite panels
A storage phosphor panel can include an extruded inorganic storage phosphor layer including a thermoplastic polymer and an inorganic storage phosphor material, where the extruded inorganic storage phosphor panel has an image quality comparable to that of a traditional solvent coated inorganic storage phosphor screen. Further disclosed are certain exemplary method and/or apparatus embodiments that can provide inorganic storage phosphor panels including a selected blue dye that can improve resolution. Certain exemplary storage phosphor panels include inorganic storage phosphor material with specific extrudable blue dye (copper phthalocyanine) for resolution greater than 16 line pairs per mm. Certain exemplary storage phosphor panel embodiments include any non-needle storage phosphor panel with resolution greater than or equal to 19 line pairs per mm.
NEAR-INFRARED RAY ABSORBING ARTICLE AND AN OPTICAL APPARATUS COMPRISING THE SAME
Provided is a near-infrared ray absorbing article. A near-infrared ray absorbing article of the present invention is capable of preventing a decrease in visible transmittance and near-infrared absorption due to the interaction between a plurality of organic materials forming light-absorbing layers. In addition, the near-infrared ray absorbing article of the present invention has the advantage of being able to be thinner. In addition, the near-infrared ray absorbing article of the present invention has the advantage of excellent mechanical properties such as strength and heat resistance.
Color photoresist composition
The present invention provides a color photoresist composition, including: 5-8 parts by weight of a pigment; 5-8 parts by weight of an alkali soluble resin; 5-8 parts by weight of a phthalocyanine semi-sandwich dye; 0.2-0.6 parts by weight of a photoinitiator; 70-85 parts by weight of a photoresist solvent; and 0.1-0.2 parts by weight of an additive.
Universally Dispersible Solid Pigment Preparation, Preparation and Use Thereof
The present disclosure relates to a solid pigment preparation, including at least one pigment in an aqueous solution including an amine-functional acrylic block copolymer and an amine-functional polymeric dispersant including a polyoxyalkylene moiety, as well as a process for producing the solid pigment preparations and their use in various coloring applications. The solid pigment preparations are particularly universally dispersible in both water- and solvent-based systems. Corresponding dispersions are accordingly also within the scope of the present disclosure.
RESIN COMPOSITION, CURED PRODUCT, BLACK MATRIX, COLOR FILTER, LIQUID CRYSTAL DISPLAY DEVICE, ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE, AND METHOD FOR PRODUCING RESIN COMPOSITION
The present invention provides a resin composition having a high optical density and capable of providing a high-quality color filter excellent in long-term stability and insulation properties. The present invention also provides a cured product of the resin composition, a black matrix, a color filter, a liquid crystal display device, an organic electroluminescent display device, and a method for producing the resin composition. Provided is a resin composition including: amorphous carbon-containing black particles; and a curable compound, the black particles having a specific gravity of 1.75 or lower and an oil absorption as set forth in JIS K 51C1-13-1 of 30 ml/100 g or higher and 120 ml/100 g or lower.
LIQUID ELECTROPHOTOGRAPHIC INK COMPOSITION
A liquid electrophotographic ink composition is described. The liquid electrophotographic ink composition comprises a ceramic pigment, a polymer resin, a glass frit, and a liquid carrier. Also described is a heat transferable printed image, a process for printing a heat transferable image and a process for heat transfer printing using the liquid electrophotographic ink composition.