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57results about How to "Full hardness" patented technology

Steel for a plastic molding die

To provide a steel for plastic molding die which possesses enough hardness, wear resistance and corrosion resistance, and is excellent in high-precision processability and mirror polishing properties. The steel for a plastic molding die contains not more than 0.80 wt% C, not less than 0.01 wt% and less than 1.40 wt% Si, not less than 0.05 wt% and not more than 2.0 wt% Mn, not less than 0.005 wt% and not more than 1.00 wt% Ni, not less than 13.0 wt% and not more than 20.0 wt% Cr, not less than 0.20 wt% and not more than 4.0 wt% Mo + 1 / 2 W, not less than 0.01 wt% and not more than 1.00 wt% V, not less than 0.36 wt% and not more than 0.80 wt% N, not more than 0.02 wt% O, not more than 0.80 wt% A1, and the remainder substantially including Fe and unavoidable impurities.
Owner:DAIDO STEEL CO LTD

Hardfacing MIG-arc welding wire and hardfacing MIG-arc welding process

A wire is adopted to hardfacing MIG-arc welding using a pure argon gas as a shielding gas. The wire is a flux-cored wire prepared through drawing a steel hoop or steel pipe as a sheath in which a flux is filled. The flux contains, based on the total mass of the wire, C: 0.12 to 5.00 percent by mass, Si: 0.50 to 3.00 percent by mass, Mn: 0.30 to 20.00 percent by mass, P: 0.050 percent by mass or less, S: 0.050 percent by mass or less, and at least one of TiO2, ZrO2, and Al2O3 (TiO2+ZrO2+Al2O3) in a total content of 0.10 to 1.20 percent by mass and has a total content of silicon and manganese (Si+Mn) of 1.20 percent by mass or more. The wire has a ratio of the total mass of the flux to the mass of the wire of 5 to 30 percent by mass.
Owner:KOBE STEEL LTD

(meth)acrylate compound, resin composition containing the same, cured product of the resin composition, and energy ray-curable resin composition for optical lens sheet and cured product thereof

Disclosed is a photosensitive resin which is excellent in transparency, while having high refractive index and high adhesion by the resin itself. This photosensitive resin provides a cured product having a sufficient hardness. Also disclosed is a resin composition for optical lens sheet, which is excellent in mold releasability, mold reproducibility, adhesion to a base, while having high refractive index, high glass transition temperature and good light resistance. Specifically disclosed is a urethane compound (A) characterized by being obtained by reacting an epoxy resin (a), which is obtained by reacting a compound represented by the general formula (1) below with epihalohydrin, a monocarboxylic acid compound (b) having an ethylenically unsaturated group in a molecule, and an aromatic polyisocyanate compound (c). Also specifically disclosed is an energy ray-curable resin composition for optical lens sheet, which is characterized by containing the urethane compound (A) and a photopolymerization initiator (B).
Owner:NIPPON KAYAKU CO LTD

On-vehicle camera lens glass material and on-vehicle camera lens

This invention provides an on-vehicle camera lens glass material with excellent resistance to acid rain or medicine and full hardness, which comprises high reflection ratio through reducing the characteristic deterioration caused by ultraviolet ray, and is suitable for composing optical components such as on-vehicle camera lens on the on-vehicle camera which can be exposed under cruel environment, additionally, this invention provides an on-vehicle camera lens made of this on-vehicle camera lens glass material. The on-vehicle camera lens glass material satisfies at least one of conditions in which a measurement result in water resistance based on a powder method prescribed by Japanese Optical Glass Industrial Standard is the first class; a measurement result in Knoop hardness based on a measurement method prescribed by Japanese Optical Glass Industrial Standard is sixth class or higher; a measurement result in solarization based on a measurement method prescribed by Japanese Optical Glass Industrial Standard is 2% or less; and a measurement result in average linear expansion coefficient based on a measurement method prescribed by Japanese Optical Glass Industrial Standard is less than 100*10(-7) DEG C (-1).
Owner:HOYA CORP

Rubber composition and pneumatic tire using the same

A rubber composition which comprises (i) a conjugated diene based rubber gel exhibiting a toluene swelling index of 16 to 70, (ii) a diene based rubber such as natural rubber, a polyisoprene rubber, an aromatic vinyl-conjugated diene copolymer rubber and / or a polybutadiene rubber, and optionally (iii) carbon black and / or silica; and (a) a pneumatic tire using the above composition in a high hardness reinforcing layer extending along a tire side wall from a bead section, which is improved in the fluidity and dimensional stability in extruding molding, with the retention of satisfactory hardness of a high hardness reinforcing rubber, (b) a pneumatic tire using the above composition in both end portions of an extruded tire tread, which is improved in its processability and dimensional stability in extruding molding, with the retention of flex fatigue characteristics in both end portions of a tread, and (c) a pneumatic tire using the above composition as an under tread having a thickness of 1.5 to 6 mm, which has a relatively thick under tread exhibiting a high elastic modulus and is excellent in processability and driving stability.
Owner:THE YOKOHAMA RUBBER CO LTD +1

Method for producing vinyl polymer and resin composition for water-based antifouling paint containing vinyl polymer

Provided is a method for producing a vinyl polymer comprising step (1) for polymerization of a monomer mixture (M1) comprising a carboxyl group-containing ethylenic unsaturated monomer (a1) and step (2) for polymerization of a monomer mixture (M2) comprising a divalent metal-containing ethylenic unsaturated monomer (a2), and in the method for producing a vinyl polymer, the monomer mixture (M1) and / or the monomer mixture (M2) comprise a macromonomer (a3) having radical polymerizable groups, and either the monomer mixture (M2) is added to the polymerization reaction solution after step (1) and then step (2) is performed, or the monomer mixture (M1) is added to the polymerization reaction solution after step (2) and then step (1) is performed.
Owner:MITSUBISHI CHEM CORP

Coating material, preparation of optical film, optical film, polarizing plate and image display device

The present invention provides a coating material for forming a coating layer that can achieve excellent adhesion to a transparent film. The coating material is prepared so that it contains a thermosetting resin, an inorganic filler, and a mixed solvent containing cyclohexanone. The content of the thermosetting resin is in the range from 5 to 20 wt % with respect to the total amount of the thermosetting resin and the inorganic filler, and the content of the cyclohexanone is in the range from 25 to 35 wt % with respect to the entire mixed solvent. By coating a surface of a transparent film with this coating material and then heat-treating the resultant coating, a coating layer with excellent adhesion can be formed on transparent film. The thus-obtained laminate of the transparent film and the coating layer can be used as an antireflection film.
Owner:NITTO DENKO CORP

Optical laminate

Provided is an optical laminate which comprises a base layer and a hard coat layer, and has a sufficient hardness, while being prevented from interference irregularity. An optical laminate which comprises: a base layer that is formed of a thermoplastic resin film; and a hard coat layer that is formed by coating the thermoplastic resin film with a hard coat layer-forming composition containing a curable compound having a molecular weight of 600-2,500 and high-refractive-index fine particles having a refractive index of 1.50 or more. The hard coat layer has a permeation region that is formed by permeation of the hard coat layer-forming composition into the thermoplastic resin film. The high-refractive-index fine particles are segregated in the hard coat layer so that the concentration thereof is continuously decreased from the surface, on which the base layer is not arranged, in the thickness direction.
Owner:NITTO DENKO CORP

Method for coating metal materials and coated materials

Provided is a system capable of forming a coating film having sufficient coating film hardness, excellent abrasion resistance and excellent hue appearance on the surface of a metal material, which may have a surface flaw, such as a magnesium alloy material and a coating film uniform in hue appearance even to a coated article wherein a plastic material and a metal material are combined such as a housing or the like for a portable telephone, and a coated article using this system. A method of coating metal material is a coating system which forms a cured coating film with a film thickness of 20-40 [mu]m on the surface of a metal material using a powder paint and forms a colored coating film on the cured coating film using a solvent type thermoplastic acrylic resin paint and further forms a transparent coating film on the colored coating film using a UV curable clear paint. The powder paint to be used has the molten lowest viscosity of 1.0-2.0 Pas under a baking curing condition.
Owner:NIPPON PAINT CO LTD

Plastic ampule

Provided is a plastic ampule being handled suitably at the time of unsealing wherein remaining content liquid can be removed easily by performing a removal operation for dropping the remaining content liquid into a body portion by shaking the plastic ampule before use even when the content liquid remains in the hollow portion of a head portion. The plastic ampule comprises a body portion, a head portion (6) provided continuously to the mouth portion (3) of the body portion through a cut-off portion (10), and a knob portion (9) provided continuously to the head portion (6), the ampule being unsealed by twisting the knob portion (9) with fingers to cut the head portion (6) off the mouth portion (3), wherein the hollow portion (8) in the head portion (6) is formed in the shape of a bowl. Since the hollow portion (8) is formed in the shape of a bowl, content liquid remaining in the hollow portion (8) can be discharged easily, the plastic ampule can be unsealed easily, and the content liquid remaining in the hollow portion (8) is not scattered easily at the time of unsealing.
Owner:NIPPON ZOKI PHARM CO LTD

Steel sheet for can, and method for manufacturing same

A purpose of the present invention is to provide a steel sheet for a can that has excellent spinning workability and exceptional strength against buckling at the base of the can resulting from external pressure, and a method for manufacturing the same. The steel sheet for a can is characterized in containing 0.0030% to 0.0100% C, 0.05% or less Si, 0.10% to 1.0% Mn, 0.030% or less P, 0.020% or less S, 0.010% to 0.100% Al, 0.0050% or less N, and 0.010% to 0.050% Nb, with the amount of C and Nb contained satisfying 0.10<=([Nb] / 92.9) / ([C] / 12)<0.60, the balance being Fe and unavoidable impurities, the HR30T hardness being 56 or greater, the average Young's modulus being 210 GPa or greater. A hot-rolled steel plate is cold-rolled with a rolling reduction of 85% or greater, and is annealed at a temperature equal to or greater than the recrystallization temperature, whereby the steel sheet for a can is obtained.
Owner:JFE STEEL CORP

Method for formation of multi-layered coating film, and coated article

Disclosed are: a method for forming a metallic multi-layered coating film having high luster, high hardness and high adhesion on a metallic material (MM); and a coated article having a coating film produced by the method. Specifically disclosed are: a method for forming a multi-layered coating film, which comprises the steps of: applying a base coat paint (BC) on the surface of an MM; applying a clear coat paint (CC) on the BC; and baking the BC and the CC simultaneously; wherein the BC comprises a melamine resin (MR), a hydroxyl-containing acrylic resin (AR) having a hydroxyl value of 50 to 100 mgKOH / g and a Tg of 50 to 100 DEG C, a cellulose resin (CR) and / or a microgel (MG), and a photoluminescent pigment, in which the ratio of the amount of the AR to the amount of the MR is 50:50 to 90:10 in terms of mass-based solid content and the ratio of the amount of the CR and / or the MG relative to the total solid content of the AR and the MR is 1.0 to 20 mass% in terms of solid content; andwherein the CC comprises an MR and an AR having a hydroxyl value of 50 to 100 mgKOH / g and a Tg of 70 to 100 DEG C, in which the ratio of the amount of the AR to the amount of the MR is 50:50 to 90:10in terms of mass-based solid content; and a coated article produced by the method.
Owner:BASF COATINGS JAPAN

Glass substrate suitable for cover glass, etc., of mobile display device

Provided is a glass substrate suitable particularly as a cover glass or the like for a mobile display device, the glass substrate having high scratch resistance and smoothness, good visibility, and low reflectance. A glass substrate having, between a fluorine coating layer on a front surface side and a DLC layer on a substrate side, an intermediate layer containing a polysiloxane obtained by polycondensation of an alkoxy silane including an alkoxy silane represented by formula (1) and, as needed, an alkoxy silane represented by formula (2). (1): R1[Si(OR2)3]P (In formula (1), R1 represents a C1-12 hydrocarbon group substituted by a ureido group, R2 represents a C1-5 alkyl group, and p represents an integer of 1 or 2.) (2): (R3)nSi(OR4)4-n (In formula (2), R3 represents a hydrogen atom or aC1-8 hydrocarbon group which may be substituted by a hetero atom, a halogen atom, a vinyl group, an amino group, a glycidoxy group, a mercapto group, a methacryloxy group, an isocyanate group, or anacryloxy group, R4 represents a C1-5 alkyl group, and n represents an integer of 0-3.).
Owner:NISSAN CHEM IND LTD

Method for producing coating solution for metal oxide coating, coating solution for metal oxide coating, and metal oxide coating

Provided are: a method for producing a coating solution for metal oxide coating whereby ample hardness is obtained even at low-temperature firing and without involving a solvent substitution step, and which possesses favorable printability and in-plane uniformity in flexographic printing; a coating solution for metal oxide coating thus produced; and a metal oxide coating. The method for producing a coating solution for metal oxide coating, the method being characterized in including: a first step for hydrolyzing a first metal alkoxide in the presence of a metal salt and organic solvent to obtain a first-step solution; a second step for adding to the first-step solution a second metal alkoxide of lower reactivity in comparison with the first metal alkoxide, and hydrolyzing / condensing to obtain a second-step solution; and a third step for adding a precipitation inhibitor to the second-step solution.
Owner:NISSAN CHEM IND LTD

Rasagiline orally disintegrating compositions

This invention provides a solid pharmaceutical composition comprising rasagiline or a pharmaceutically acceptable salt of rasagiline, and particles having a non-filamentous microstructure of at least two sugar alcohols. This invention also provides a solid pharmaceutical composition comprising rasagiline or a pharmaceutically acceptable salt of rasagiline, a mixture of a disintegrant, a flow agent and particles having a non-filamentous microstructure of at least two sugar alcohols, a supplemental sugar alcohol, a supplemental flow agent, and a supplemental disintegrant. This invention further provides a method of treating a subject afflicted with Parkinson's disease comprising administering to the subject a therapeutically effective amount of the solid pharmaceutical composition, thereby treating the subject. Finally, this invention provides a process of making such solid pharmaceutical compositions.
Owner:TEVA PHARMA IND LTD

Functional composite film and wavelength conversion film

A functional composite film having one or more combinations of an inorganic layer and a substrate organic layer on one surface thereof, and on the opposite surface thereof, having a light diffusion layer obtained by dispersing a light diffusion agent in a binder formed using a graft copolymer which: has an acrylic polymer as the main chain thereof; as a side chain thereof, has a urethane polymer with an acryloyl group on one end thereof, and / or a urethane oligomer with an acryloyl group on one end thereof; has a molecular weight of 10,000-3,000,000; and constitutes an acrylic equivalent of 500 g / mol or more. Also, a wavelength conversion film using the same. As a result, provided are a functional composite film and a wavelength conversion film which exhibit favorable light diffusion performance and light transmission properties.
Owner:FUJIFILM CORP

Antiglare film

The present invention addresses the problem of providing an antiglare film which has an excellent antiglare property, in which glare is less likely to occur, and which is able to cope with higher definition. The abovementioned problem is solved by an antiglare film 1 which has an antiglare layer 11 on at least one surface of a substrate film 10, and is characterized in that the antiglare layer 11contains a base resin 12, particles A having a refractive index difference of 0.02 or more from the base resin 12 and a density exceeding 0.90 times the density of the base resin 12, and particles B having a density being 0.90 times or less the density of the base resin 12. By using low-density polyolefin particles or the like as the particles B, precipitation of the particles B can be prevented,thereby making it easier to solve the abovementioned problem.
Owner:KIMOTO & CO LTD 2 7 1 SHINJUKU SHINJUKU KU TOKYO JAPAN

Film-forming coating liquid manufacturing method of film-forming coating liquid and film-covered base material

The invention relates to a film-forming coating liquid manufacturing method of a film-forming coating liquid and a film-covered base material. According to the invention, the film-forming coating liquid is characterized in that: the film-forming coating liquid is formed by solving or diffusing at least any one (B component) of an organic compound (A component) which can form a chelate tegother with a metal alkoxide, 6-functional group silane and a hydrolyze condensate thereof and at least any one (C component) of the metal alkoxide and the hydrolyze condensate thereof. The mole ratio of the mole number of the A component and the mole number of the C component is more than 0.5 and less than 8. (as shown in the description) M (OR10)n (3).
Owner:JGC CATALYSTS & CHEM LTD
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