Sakata Inx Corporation

Nitto-Denko Corporation

Eri Ueda

Kazuki Moriyasu

Takaaki Sano

Yoichi Sato

Hironobu Machinaga

Hirohito Maeda

Daiki Kato

Tomotake Nashiki

Yutaka Ohmori

Takehiro Ui

Kazuaki Sasa

Hiroichi Ukei

Nozomi Fujino

Motoki Haishi

Kazuto Yamagata

Yosuke Nakanishi

Toshihiro Tsurusawa

Kyotaro Yamada

Tomoya Matsuda

Rie Kawakami

Tsukasa Miyazaki

Kazuaki Sassa

An aqueous primer composition includes a water-soluble multivalent metal salt, a polyester-based polyurethane emulsion, and water. A set includes the aqueous primer composition and an inkjet recording ink composition. A printed matter obtained by using the set includes a base material layer, a primer layer containing the water-soluble multivalent metal salt and the polyester-based polyurethane, and a printing layer. The aqueous primer can offer excellent preservation stability, and can allow for formation of a printing layer having high adhesion, capable of forming high-quality images with little bleeding/mottled appearance when printing images, text, etc., to form a printing layer on a plastic film or other nonabsorbent medium using inkjet recording ink compositions, offering excellent water resistance and lamination suitability.

Aqueous primer composition and ink set, and printed matter

An aqueous inkjet ink composition including a pigment, an alkali-soluble resin, a surfactant, a water-soluble solvent, and water. The water-soluble solvent contains a solvent A having a boiling point of 100° C. or more and 200° C. or less at 1 atm and 4 or less carbon atoms and 2 or more hydroxy groups in a molecule, and a solvent B having a boiling point of 100° C. or more and 200° C. or less at 1 atm and 4 or more and 10 or less carbon atoms, 1 or less hydroxy groups, and 1 or more methoxy groups in a molecule, and the aqueous inkjet ink composition has a total percentage of the solvent a and the solvent b of 20% by mass or more and 50% by mass or less. The aqueous inkjet ink composition has good storage stability, ejection stability, and drying property of the coating film.

Aqueous inkjet ink composition, printed matter, and inkjet printing method

An aqueous inkjet ink composition containing a pigment, an alkali-soluble resin, a surfactant, a water-soluble solvent, colloidal silica, and water, in which the surfactant includes a surfactant having an HLB value equal to or greater than 3 and less than 10 and a surfactant having an HLB value of 10-20 (inclusive), the water-soluble solvent has a boiling point of 170-250° C. (inclusive) at 1 atm, and the percentage of the colloidal silica in the aqueous inkjet ink composition is 0.05-2 mass % (inclusive). The aqueous inkjet ink composition has excellent storage stability, mechanical stability, discharge stability, coating film drying properties, and cissing resistance.

A transparent conductive film () includes a polycrystal (). The polycrystal () has grains (). The grains () have an average value Df of a maximum Feret diameter of 160 to 400 nm.

Transparent conductive film, laminate, and method for producing transparent conductive film

A cleaning fluid used in an ink-jet printer ejecting an aqueous ink-jet ink containing a pigment and an alkali-soluble resin, to clean a portion of the ink-jet printer to which the ejected aqueous ink-jet ink is adherent. The cleaning fluid includes a surfactant, an antiseptic, and water. The surfactant is a compound having a polyoxyalkylene skeleton and an HLB of 9-20, and the antiseptic includes a compound having a hydantoin skeleton, the content of which is 0.05-0.3 mass %. The cleaning fluid does not attack nozzle plates made of silicone and has satisfactory storage stability, antiseptic effect, and ability to remove aqueous ink-jet inks.

Cleaning fluid, ink set, and cleaning method

An ink set including an aqueous inkjet ink composition and a primer composition. The aqueous inkjet ink composition contains a pigment, an alkali-soluble resin, a resin emulsion, a surfactant, a water-soluble solvent, and water; the resin emulsion contains a polyurethane resin emulsion and/or a polyolefin resin emulsion; the surfactant contains an alkyl sulfonate and/or a polyoxyethylene alkyl ether sulfate; the aqueous inkjet ink composition has a content of the alkyl sulfonate and/or the polyoxyethylene alkyl ether sulfate of 0.05% by mass or more and 0.5% by mass or less; and the primer composition contains an aggregation accelerator that accelerates aggregation of the aqueous inkjet ink composition. The ink set provides a printed matter having good print image quality and excellent abrasion resistance, and has good storage stability and ejection stability.

Ink set, printed work, and image formation method

An object is to provide a method for storing or transporting an aqueous white ink composition for inkjet that does not cause precipitation of a pigment therein during storage for a long period or transport, and allows the pigment to be easily redispersed even if precipitation occurs. As means for solving the problems, a storing method is provided that includes placing an aqueous white ink composition for inkjet containing titanium oxide and a pigment dispersant in a tank and maintaining the entire aqueous white ink composition for inkjet in the tank at a temperature of −5 to −35° C.

Method for storing aqueous white ink composition for inkjet

The present invention aims to provide a packaging material having excellent printed image quality as well as excellent laminate strength and heat sealability. Provided is a packaging material including at least: a base film, a primer layer, a printed layer, an adhesive layer, and a sealant film in a stated order, the primer layer being formed of a primer composition containing a water-soluble polyvalent metal salt, a chlorinated polyolefin emulsion, and at least one selected from the group consisting of an acrylic emulsion, a vinyl acetate emulsion, and a urethane-modified polyester resin, the printed layer being formed of a printing ink containing a polyester polyurethane resin, the adhesive layer being formed of an aliphatic ester adhesive.

Packaging material

A primer composition including a resin emulsion, an aggregation accelerator, a surfactant, and water, the surfactant containing one or more of acetylene-based surfactants and silicone-based surfactants, and a nonionic surfactant other than the surfactant, the nonionic surfactant having an HLB value of 10 or above and below 15.5 and having multiple polyoxyalkylene groups, and the proportion of the nonionic surfactant in the primer composition is 3 mass % or below. The primer composition has excellent storage stability and makes it possible to form a primer layer that has excellent transparency and that produces excellent bleeding resistance and printability when a solid image is printed by an aqueous inkjet ink composition.

Primer composition, primer layer, ink set, printed matter, and image formation method

A heat-ray-transmission-controllable, light-transmissive base material is provided that includes a light-transmissive insolation-cutting unit configured to control transmission of light in at least a part of wavelength regions among wavelength regions of visible light and near-infrared light; and a transparent conductive oxide layer disposed over the light-transmissive insolation-cutting unit, containing a transparent conductive oxide.

Heat-ray-transmission-controllable, light-transmissive base material and light-transmissive base material unit

An electromagnetic wave absorber () includes a dielectric layer (), a resistive layer (), and an electrically conductive layer (). The resistive layer () is disposed on one principal surface of the dielectric layer (). The electrically conductive layer () is disposed on the other principal surface of the dielectric layer () and has a sheet resistance lower than a sheet resistance of the resistive layer (). The resistive layer () has a sheet resistance of 200 to 600&#x3a9;/&#x25a1;. When the resistive layer () is subjected to an immersion treatment in which the resistive layer () is immersed in a 5 weight % aqueous solution of NaOH for 5 minutes, an absolute value of a difference between a sheet resistance of the resistive layer () before the immersion treatment and a sheet resistance of the resistive layer () after the immersion treatment is less than 100&#x3a9;/&#x25a1;.

Electromagnetic wave absorber and electromagnetic wave absorber-attached molded article

There is provided a transparent conductive film achieving low resistance characteristics of a transparent conductive layer. The present invention provides a transparent conductive film including: a polymer film substrate; and a transparent conductive layer formed on at least one surface of the polymer film substrate by means of a sputtering method using a sputtering gas including argon, wherein an existing atomic amount of argon atoms in the transparent conductive layer is 0.24 atomic % or less; an existing atomic amount of hydrogen atoms in the transparent conductive layer is 13&#xd7;10atoms/cmor less; and the transparent conductive layer has a specific resistance of 1.1&#xd7;10&#x3a9;&#xb7;cm or more and 2.8&#xd7;10&#x3a9;&#xb7;cm or less.

Transparent conductive film and method for producing the same

A transparent conductive filmincludes a transparent substrate; a first optical adjustment layerdisposed on one side in the thickness direction of the transparent substrateand made of a resin layer; an inorganic substance layerdisposed on one side in the thickness direction of the first optical adjustment layerso as to make contact with the first optical adjustment layer; and a transparent conductive layerdisposed on one side in the thickness direction of the inorganic substance layer. The inorganic substance layerhas a thickness of 10 nm or less, and the surface of the one side in the thickness direction of the transparent conductive layerhas a surface roughness of 1.40 nm or less.

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Osaka, Japan

Eri Ueda