Toray Industries Inc

Tokyo, Japan

Toray Industries Inc

Tokyo, Japan
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Patent
Toray Industries Inc | Date: 2017-05-17

An object of the present invention is to provide a scintillator panel which is capable of utilizing light emitted by a phosphor at a high efficiency due to particles having a high refractive index being dispersed within a scintillator layer in a favorable state, which thus allows for a marked reduction in the amount of radiation exposure to a subject or the like, and which has a high luminance. The present invention provides a scintillator panel including a substrate, and a scintillator layer containing metal compound particles and a phosphor, wherein the phosphor is covered by the metal compound at a coverage ratio of 5% or more.


Patent
Japanese Foundation For Cancer Research and Toray Industries Inc | Date: 2017-05-17

Clothing using a knitted fabric made from a composite thread of elastic fibers and synthetic fibers, wherein the elongation rates in the longitudinal and lateral directions as measured in accordance with the grab method of JIS-L-1096 are 160% or more and less than 250%, and the weight per unit area is 90 g/m^(2) or more and less than 160 g/m^(2). The present invention provides clothing which is suitable for use by patients having skin inflammations, which has a comfortable texture using a knitted fabric that is light and has a high elongation rate, and which does not allow seepage of medicaments or infusions.


Patent
Toray Industries Inc | Date: 2017-05-17

Provided is a bundle of carbon fibers in which a value A obtained from a nonlinear approximation formula of a stress -strain curve in a tensile strength test of resin-impregnated strands and an orientation parameter (%) of crystallites in a wide-angle x-ray diffraction measurement satisfy a predetermined relational expression, and whose tensile strength has a predetermined value or more, whose tensile modulus is within a predetermined range and in which a product E d/W of a ratio d/W of a single-fiber diameter d to a loop width W just before loop fracture evaluated by a single-fiber loop test and a tensile modulus E of the strands has a predetermined value or more, or whose apparent single-fiber stress has a predetermined value or more when the number of fiber breaks by a single-fiber fragmentation method for a single-fiber composite is 0.30 breaks/mm and in which when the number of the fiber breaks by the single-fiber fragmentation method for the single-fiber composite is 0.30 breaks/mm, the number of fiber breaks by a double-fiber fragmentation method for the single-fiber composite is within a predetermined range. The present invention provides the bundle of carbon fibers that can provide a high-performance carbon fiber-reinforced composite having excellent tensile strength, and a method for manufacturing the same.


Patent
Toray Industries Inc | Date: 2017-05-17

A film for molding, having an annular olefin-based resin as the main component thereof and characterized by an X surface and a Y surface both having a surface glossiness of no more than 50%, when one surface is the X surface and the other surface is the Y surface. Provided is a film having excellent winding properties during processing, having high design properties and excellent fingerprint wipe-off properties for the surface of product members (molded members after molding and decoration) when the film is used as a transfer foil for molding.


An object of the present invention is to provide a waterless lithographic printing plate precursor that sufficiently repels ink, which tends to adhere to non-imaging areas, and maintains its repelling effects, and a printing method using a waterless lithographic printing plate obtained from the waterless lithographic printing plate precursor. The following are provided: a lithographic printing plate precursor having at least a heat sensitive layer and an ink repellent layer, wherein the ink repellent layer contains an ink repelling, the ink repellent liquid having a boiling point of not less than 150C at 1 atmospheric pressure; and a method of producing a printed material, comprising the step of transferring an ink containing a photosensitive component in an amount from 10% by mass to 50% by mass to a printing substrate using a lithographic printing plate and then irradiating the printing substrate with ultraviolet light, wherein the lithographic printing plate precursor has at least an ink repellent layer on a substrate, an ink repellent liquid contained in the ink repellent layer has a surface tension of 30 mN/m or less.


Provided are a prepreg and an epoxy resin composition which has excellent thermal stability and excellent curability that renders the composition curable in a short time and which is for use in producing a fiber reinforced composite material. The epoxy resin composition comprises a given epoxy resin [A], an aromatic amine compound [B], an organic acid hydrazide compound [C] having a structural formula represented by general formula (I) or (II) (X is a structurae selected from among monocyclic and polycyclic aromatic ring structures, polycyclic aromatic ring structures, and aromatic heterocyclic structures and optionally has, as a substituent, any of C_(4) or lower alkyl groups, a hydroxy group, and an amino group), and a thermoplastic resin [D], wherein the amount of the constituent element [C] is 1-25 parts by mass per 100 parts by mass of the constituent element [A], the epoxy resin composition, after having been held at 80C for 2 hours, having a viscosity which is up to 2.0 times the initial viscosity at 80C.


Patent
Toray Industries Inc | Date: 2017-09-27

A carbon fiber nonwoven fabric in which carbon fibers are sized with an aliphatic compound having a plurality of epoxy groups; the number average x of carbon fibers forming a carbon fiber bundle (1), in which the number of carbon fibers forming the carbon fiber bundle is 90 or more, is in the range of 90 to 1,000 fibers per bundle among the carbon fiber bundles in the carbon fiber nonwoven fabric; and the standard deviation of the number of carbon fibers forming the carbon fiber bundle (1) is in the range of 50 to 500, wherein said carbon fiber nonwoven fabric is formed from a carbon fiber bundle whose drape value (cm)/single fiber flexural stiffness (Pacm^(4)) at 25C is in a range of 1.5 x 10^(3) to 3.0 x 10^(3) (cm/(Pacm^(4))). It is possible to provide a carbon fiber nonwoven fabric in which high flowability and mechanical properties can be both satisfied with small variability in mechanical properties when a carbon fiber composite material is molded, and which also has an excellent shaping property for a carbon fiber mat.


A polyamide multifilament, characterized in having a total fineness of 4.0-6.0 dtex, a single yarn fineness of 1.2 dtex or below, a strength-elongation product of 9.1 or above, and an elongation degree of 40-50%. Provided is a polyamide fiber having a small total fineness and single fiber fineness while having a high strength-elongation product and exhibiting a low unevenness (U%) in the longitudinal direction. Also provided are: a stocking exhibiting an excellent higher-order process passability and productivity and exhibiting an excellent softness, durability, and transparent feel; and a fabric exhibiting an excellent softness and durability.


Patent
Toray Industries Inc and Nanotheta Co | Date: 2017-09-13

An object of the present invention is to provide a polymer film that can be adjusted to movement or a fine uneven surface of a living body and has excellent ability to adhere to a biological tissue. The present invention provides a polymer film, comprising a block copolymer having a structure in which branched polyalkylene glycol and polyhydroxyalkanoic acid are bound to each other, wherein the polymer film has a film thickness of 10 to 1000 nm. The branched polyalkylene glycol has at least three terminal hydroxyl groups per molecule, the mass percentage of the branched polyalkylene glycol relative to the total mass of the block copolymer is 1% to 30%, and a value obtained by dividing the average molecular weight of polyhydroxyalkanoic acid in the block copolymer by X that is the number of terminal hydroxyl groups present per a single molecule of the branched polyalkylene glycol is 10000 to 30000.


The purpose of the present invention is to provide a photovoltaic element having high photoelectric conversion efficiency as well as excellent processing properties/low environmental load. Specifically, the present invention is: an organic semiconductor composition including as an additive a compound in which one or two aromatic rings are substituted with a predetermined number of alkyl groups, alkoxy groups, alkanoyl groups, or thioalkyl groups; and a method for manufacturing a photovoltaic element which uses the composition.

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