DAI NIPPON TORYO CO., LTD. Patent applications |
Patent application number | Title | Published |
20150044475 | ELECTRICAL STEEL SHEET WITH INSULATION COATING, METHOD OF MANUFACTURING SAME, AND COATING MATERIAL FOR FORMING INSULATING COATING - The present invention includes an electrical steel sheet with an insulation coating having a large interlaminar insulation resistance when laminated; a coating material for forming the insulation coating that is used for the electrical steel sheet and the coating material for forming the insulation coating, which includes apart from a solvent an aqueous carboxy group-containing resin as component (A), an aluminum-containing oxide as component (B), and at least one crosslinking agent as component (C) selected from the group consisting of melamine, isocyanate and oxazoline. There are component (A); 100 parts by mass; 40 parts by mass02-12-2015 | |
20140011928 | WATER-BASED COATING COMPOSITION - According to a water-based composition characterized by containing a colorant, water, a wetting agent, an amine compound, a hydroxyl group-containing organic solvent and a urethane resin having a polycarbonate group, there is provided a water-based coating composition being capable of easily controlling the gloss of a coating film applied on an object to be coated, having good storage stability, and being excellent in wetting properties to an object to be coated and continuous discharge stability without causing nozzle clogging. | 01-09-2014 |
20140004369 | MULTILAYER COAT AND METHOD FOR PRODUCING THE SAME | 01-02-2014 |
20130310496 | INK COMPOSITION FOR INKJET PRINTING - The invention provides an ink composition for ink-jet printing which does not cause clogging of nozzles of an ink-jet printer during printing, to thereby provide a print of desired printing quality; which ensures an appropriate drying rate of printed images; and which attains excellent color development. The ink composition for ink-jet printing, containing a pigment, a binder resin, a pigment dispersant, and a solvent, wherein the solvent is formed of (1) at least one glycol ether and at least one of a lactone compound and 2-pyrrolidone, or (2) at least one glycol ether acetate and at least one of cyclohexane and isophorone. | 11-21-2013 |
20120270484 | ROTARY GRINDING TOOL AND ITS PRODUCTION METHOD - An inexpensive rotary grinding tool with reduced noise level of the grinding is provided. The rotary grinding tool comprises a metal disk having a grinding surface on at least a part of its surface and a holder for supporting the metal disk. The grinding surface has hard grains having a Mohs hardness in excess of 9 brazed thereon at a surface density of at least 20 grains/cm | 10-25-2012 |
20110250457 | IN-MOLD COATING COMPOSITION AND IN-MOLD-COATED MOLDED PRODUCT - [PROBLEMS TO BE SOLVED] There are provided an in-mold coating composition having an excellent adhesion to a thermosetting molding resin or a thermoplastic molding resin and an in-mold-coated molded product formed by coating effectively with a conductive coating film in a mold. | 10-13-2011 |
20110039081 | COMPOSITION FOR TRANSPARENT FILM FORMATION AND LAYERED TRANSPARENT FILM - A transparent-film-forming composition contains at least one microparticle-form inorganic substance having a refractive index of 1.80 or higher and lower than 3.00 (ingredient A), at least one microparticle-form inorganic substance having a refractive index of 1.55 or higher and lower than 1.80 (ingredient B), and a binder having a refractive index lower than that of the ingredient B, and preferably, a dispersion stabilizer, and being capable of forming, on a surface of a transparent substrate, a transparent film having excellent transparency and free from interference-related disturbance. A transparent-film-layered product has a transparent substrate and, on a surface of the substrate, a transparent film formed from the composition, which layered product exhibits a difference in refractive index between the transparent substrate and the transparent film of 0.03 or smaller and excellent transparency, and providing minimized interference-related disturbance. | 02-17-2011 |
20110037036 | DISPERSION, COMPOSITION FOR TRANSPARENT ELECTROCONDUCTIVE FILM FORMATION, TRANSPARENT ELECTROCONDUCTIVE FILM, AND DISPLAY - Disclosed is composition providing high refractive index to form a transparent conductive film having excellent transparency and high refractive index, a transparent conductive film produced thereby, a display having the transparent conductive film, and a dispersion having high storage stability for use in preparation of the composition. LCDs employ an anti-reflection film produced from the composition containing a metal complex in a resin solution or a solvent and a high refractive index metal oxide and a conductive metal oxide dispersed therein. However, conventional dispersion has problems such as corroding an apparatus and a material employed in a dispersion step and poor storage stability. Disclosed is a dispersion which contains a high refractive index metal oxide having a refractive index of 1.8 or higher, a conductive metal oxide, an alkoxide-free metal complex, and a dispersion medium, and which has a water content of 3 mass % or less. | 02-17-2011 |
20110030584 | AQUEOUS INORGANIC ZINC-RICH COATING COMPOSITION - An aqueous inorganic zinc-rich coating composition employs zinc powder and a vehicle containing an aqueous solution containing a specific alkali silicate, an ammonium ion, and a halide ion at specific concentrations; a vehicle containing an aqueous solution containing the above ingredients at specific concentrations and additionally an alkali halide at a specific concentration; or a vehicle containing an aqueous solution containing a specific alkali silicate and an alkali halide at specific concentrations, wherein the vehicle and zinc powder are contained at a specific ratio. | 02-10-2011 |
20110009537 | Nonaqueous Inkjet Ink Composition - Disclosed is a nonaqueous inkjet ink composition having excellent ink ejection stability, which does not clog a nozzle of a printer head portion when used for printing by an inkjet printer, thereby enabling achievement of a printed matter having excellent print quality. The nonaqueous inkjet ink composition is characterized by containing a pigment, a resin, a pigment dispersing agent, an organic solvent, and additionally a rust inhibitor. | 01-13-2011 |
20100280158 | INK COMPOSITION FOR INKJET PRINTING - An ink composition for ink-jet printing does not cause clogging of nozzles of an ink-jet printer during printing, thereby providing a print of desired printing quality; which ensures an appropriate drying rate of printed images; and which attains excellent color development. The ink composition for ink-jet printing, containing a pigment, a binder resin, a pigment dispersant, and a solvent, wherein the solvent is formed of (1) at least one glycol ether and at least one of a lactone compound and 2-pyrrolidone, or (2) at least one glycol ether acetate and at least one of cyclohexane and isophorone. | 11-04-2010 |
20100232024 | COMPOSITION FOR TRANSPARENT ELECTROCONDUCTIVE FILM FORMATION, TRANSPARENT ELECTROCONDUCTIVE FILM, AND DISPLAY - Through employment of a binder component, tin hydroxide powder serving as a conductive powder, and a high-refractive index powder; through dispersal of tin hydroxide powder and light-transmission-ensuring microparticles in a binder component at a predetermined ratio; and through employment of a specific binder component and, as a conductive powder, tin hydroxide powder and a conductive powder other than tin hydroxide powder at a predetermined ratio, there can be provided a composition which can form a transparent conductive film that exhibits excellent antistatic effect, and has very high visible light transmittance and provides transmitted images with natural hue by virtue of no color absorption wherein, if desired, the film also exhibits excellent scratch resistance and high antiglare effect, or the refractive index of the film can be controlled; such a transparent conductive film, and a display having such a transparent conductive film on a screen thereof. | 09-16-2010 |
20100229684 | METAL FINE PARTICLES, COMPOSITION CONTAINING THE SAME, AND PRODUCTION METHOD FOR PRODUCING METAL FINE PARTICLES - The present invention provides metal fine particles which have selective wavelength absorption characteristics in a wavelength region from visible light to near infrared light, and have sharp absorption characteristics, and influences little the surrounding wavelength, and therefore, they yield tones having high chroma. The present invention provides metal fine particles wherein an aspect ratio is in a range from 1.1 to 8.0, a maximum absorption wavelength in plasmon absorption is in a range from 400 nm to 1,200 nm, and an absorption coefficient at a peak position of the maximum absorption wavelength is in a range from 6,000 to 20,000 L/mol·cm (measurement concentration: 1.6×10 | 09-16-2010 |
20100143184 | METHOD FOR MANUFACTURING METAL NANORODS AND USE THEREOF - A method for manufacturing metal nanorods includes: a step of adding a reducing agent to a metallic salt solution; a step of radiating light into the metallic salt solution containing the reducing agent; and a step of leaving the light-radiated metallic salt solution containing the reducing agent stationary in a dark place so as to grow metal nanorods. Metal nanorods can be also grown by forming a mixed solution by fractionating the above light-radiated metallic salt solution and mixing the fractionated metallic salt solution into a non-radiated metallic salt solution containing the reducing agent, or mixing a non-radiated metallic salt solution and the reducing agent into the above light-radiated metallic salt solution; and leaving the mixed solution stationary in a dark place so as to grow metal nanorods. | 06-10-2010 |
20100068482 | Zirconium Oxide Dispersion, Photo-curing Composition Containing Zirconium Oxide Particle, and Cured Film - The present invention provides a zirconium oxide dispersion which contains zirconium oxide particles, a metal complex, and a dispersion medium and which has excellent storage stability; a photo-curing composition containing zirconium oxide particles which contains zirconium oxide particles, a metal complex, an actinic energy ray-curing compound, a photopolymerization initiator, and a dispersion medium and which composition can form, on a surface of a substrate, a cured film having excellent transparency and high refractive index, and which composition does not corrode a metal-made apparatus employed in a dispersion process and a coating apparatus; and a cured film produced by applying onto a substrate the photo-curing composition containing zirconium oxide particles through coating or printing, followed by hardening. | 03-18-2010 |
20100025638 | COMPOSITION FOR FORMING TRANSPARENT ELECTROCONDUCTIVE FILM, TRANSPARENT ELECTROCONDUCTIVE FILM, AND DISPLAY - A composition includes a binder component and a conductive powder and a high-refractive-index powder both dispersed in the binder component, wherein the conductive powder includes 0.1 to 30 mass % of a tin hydroxide powder and 70 to 99.9 mass % of other conductive powder. The composition enables to form a transparent conductive film having excellent scratch resistance, excellent antistatic properties, an extremely high visible light transmittance and a controllable refractive index. Also described is the transparent conductive film. Further described is a display having the transparent conductive film on the display surface. | 02-04-2010 |
20090304917 | METHOD FOR APPLYING HIGHLY DURABLE REPAIR-COATING - A highly durable repair-coating method is provided, which permits the simple, fast, efficient and effective removal of thick rust and fixed rust generated on a steel structure having a large area such as a bridge and an intermediate iron product, under storage, which can ensure high working properties and high safety while reducing the processing cost, and which can likewise ensure high quality repairing and the subsequent improved duration of the repaired and coated articles. | 12-10-2009 |
20090283726 | METALLIC FINE PARTICLES, PROCESS FOR PRODUCING THE SAME, COMPOSITION CONTAINING THE SAME, AND USE THEREOF - A process for producing metallic fine particles is provided by, the reduction of the metallic ions performed in two steps using two types of reducing agents which significantly differ in reducing ability thereof, in which a reducing agent in which the reduction ability is strong is used in the first reduction step, and a reducing agent in which the reduction ability is weak is used in the second reduction step, and the nano-sized metallic fine particles are produced. An aqueous metallic salt solution containing a surfactant is used and a two-step reduction is performed in the same vessel, in which as the reducing agent of the first reduction process, at least one selected from the group consisting of boron hydride, dimethylamine borane, hydrazine, and ascorbic acid is used, and as the reducing agent of the second reduction process, specific alkylamine or alkanolamine is used. | 11-19-2009 |
20090121385 | Method of forming a coating layer on the surface of a molded product within a mold - By managing a coating material injection time and the like parameters so that they may be controlled within specifically determined ranges, an in-mold coating formation method is provided for manufacturing a molded product coated with a coating layer having a uniform quality in its outside appearance. By continuously and unifyingly managing a mold opening amount and a mold closing force, an in-mold coating formation method and an in-mold coating formation apparatus are provided which are so formed that, if the control of a mold closing force and the control of a mold opening amount are continuously changed and at the same time a high precision and a high response are maintained, it is possible to enlarge a selectable range for selecting a molding condition, thereby producing an integrally formed molded product having an excellent outside appearance and whose coating layer has a high adhesion strength. Further, there are provided a mold having a specifically formed auxiliary cavity and an in-mold coating formation method which employs said mold, so that it is possible to prevent a coating material from leaking out of the mold, thereby shortening the molding formation cycle, and making it possible to manufacture a molded product having a stabilized quality. Moreover, by controlling an internal pressure in the mold cavity under a predetermined condition after the injection of the coating material, there is provided a further in-mold coating formation method which makes it possible to obtain an integrally formed molded product whose coating layer has a sufficient strength with the molded product, without having to use a special coating material and a special resin to be used for molding. In addition, by using a mold having a specifically shaped sub-cavity, there is provided a still further in-mold coating formation method which can keep mold temperature at a relatively low value, cause the coating material to cure at a predetermined temperature and within a predetermined time period, thereby shortening the molding formation cycle, improving the productivity, improving the physical properties of a coating layer, thus obtaining a good molded product. | 05-14-2009 |
20090078158 | ENVIRONMENTALLY POLLUTION-FREE ANTI-CORROSION PIGMENT COMPOSITION - The present invention provides an environmentally pollution-free, anti-corrosive pigment composition which is free of any heavy metal such as lead and/or chromium, which is free of zinc and/or water-soluble ions and which is excellent in the anti-corrosive effect. The anti-corrosive pigment composition comprises condensed calcium phosphate prepared by firing a mixture which comprises a calcium-containing component and a phosphorus-containing component and in which the molar ratio (Ca/P=m) of calcium to phosphorus present in these components falls within the following range: 0.5003-26-2009 | |
20090033179 | MULTILAYER PIEZOELECTRIC ELEMENT - A multilayer piezoelectric element | 02-05-2009 |
20080309203 | Piezoelectric Element - A piezoelectric element includes an electrode disposed on at least one of the front and back surfaces of a piezoelectric material prepared by molding a mixture containing a Pb component, a Zr component, a Ti component, a Sr component, a Nb component, and a Zn component and then firing the molded product. When the piezoelectric material is represented by the general formula Pb(ZraTi | 12-18-2008 |