Abstract: A porous carbon sheet including at least carbon fibers, having a thickness of 30 to 95 ?m, a gas permeation resistance of 0.5 to 8.8 Pa, and a tensile strength of 5 to 50 N/cm, and a gas diffusion electrode substrate including a porous carbon sheet containing at least carbon fibers, at least one surface thereof having a microporous layer containing at least an electric conductive filler, the gas diffusion electrode substrate being dividable in the thickness direction into a smaller pore part and a larger pore part, the larger pore part having a thickness of 3 to 60 ?m.
Abstract: A fiber reinforced plastic molded body includes a layered body, a resin member, unidirectional fiber reinforced resins each constituted from a unidirectional continuous fiber, a matrix resin, and a woven fabric fiber reinforced resin of one or two or more layers, wherein when the layered body is divided into equal halves in its thickness direction, an amount of the resin member present in a region (R1) which is a side from a dividing center line whereon the woven fabric fiber reinforced resin is layered is referred to as Am1, and an amount of the resin member present in a region (R2) which is a side whereon the woven fabric fiber reinforced resin is not layered is referred to as Am2, Am2/Am1 is 2 to 25.
Abstract: A carbon fiber bundle that satisfies retaining a twist count of 2 turns/m or more when suspended with one end fixed and the other end free; having a single fiber diameter of 6.1 ?m or more and a heat loss rate at 450° C. of 0.15% or less, and formula (1) wherein Lc is crystallite size and ?002 is an orientation parameter of crystallites determined from bulk measurement of the entire fiber bundle: ?002>4.0×Lc+73.2 (1); and a carbon fiber bundle that satisfies: retaining a surface layer twist angle of 0.2° or more when suspended with one end fixed and the other end free; having a single fiber diameter of 6.1 ?m or more and a heat loss rate at 450° C. of 0.15% or less, and formula (1).
March 5, 2019
Date of Patent:
December 5, 2023
Toray Industries, Inc.
Haruki Okuda, Jun Watanabe, Fumihiko Tanaka
Abstract: A crystal of ethane disulfonate of (S)-1-(4-(dimethylamino)piperidin-1-yl)-3-hydroxy-3-(1-methyl-1H-imidazol-2-yl)propan-1-one, having peaks at diffraction angles 2?)(° of 12.6±0.2, 16.0±0.2, 17.7±0.2, 18.5±0.2, and 21.3±0.2 in powder X-ray diffraction; and the crystal of ethane disulfonate of (S)-1-(4-(dimethylamino)piperi din-1-yl)-3-hydroxy-3-(1-methyl-1H-imidazol-2-yl)propan-1-one, having an endothermic peak at 173° C. to 177° C. in simultaneous thermogravimetric-differential thermal analysis.
Abstract: A secondary battery electrode is provided that may achieve a non-aqueous electrolyte secondary battery having a high energy output density with a small amount of a conductive aid. The secondary battery electrode has a mixture layer containing graphene and a secondary battery active substance. The secondary battery electrode has a mean aspect ratio of 2.0 or greater in an electric conductive material portion from a cross section of the secondary battery electrode, as specified by the method described below.
Abstract: It is intended to provide a kit or device for the detection of liver cancer and a method for detecting liver cancer. The present invention relates to a kit or device for the detection of liver cancer, comprising a nucleic acid capable of specifically binding to miRNA in a sample of a subject, and a method for detecting liver cancer, comprising measuring the miRNA in vitro.
October 21, 2022
Date of Patent:
November 28, 2023
TORAY INDUSTRIES, INC., NATIONAL CANCER CENTER
Abstract: A method of producing a catheter includes a step of arranging a lead wire in the lumen of a thermoplastic outer-layer tube such that the lead wire extends in the longitudinal direction of the outer-layer tube; a step of exposing one end of the lead wire out of an opening of the outer-layer tube; a step of joining the one end of the lead wire exposed out of the opening with the inner wall of a ring electrode; a step of covering the opening of the outer-layer tube with the ring electrode; an step of inserting a thermoplastic inner-layer tube in the lumen of the outer-layer tube; and an integrating step of heating the outer-layer tube and the inner-layer tube to integrate the outer-layer and the inner-layer tubes to form an electrode tip such that the lead wire is interlaminarly embedded and fixed between the outer-layer and the inner-layer tubes.
Abstract: A fiber-reinforced shaped article in which a reinforcing fiber bundle aggregate formed of a plurality of reinforcing fiber bundles converged is impregnated with an epoxy resin composition and the epoxy resin composition is cured, wherein the epoxy resin composition contains at least components [A], [B], [C], and [D], and a quantity of [A] is 60 to 100 parts by mass per 100 parts by mass of all epoxy resin contained in the epoxy resin composition: [A]: aminophenol type epoxy resin; [B]: two kinds of acid anhydrides of [B1]: acid anhydride having a nadic anhydride structure, and [B2]: acid anhydride having a hydrogenated structure of phthalic anhydride; [C]: at least one filler having a Mohs hardness of 3 or less selected from the group consisting of a silicon compound, a magnesium compound, a calcium compound, an aluminum compound, and inorganic carbon; [D]: a release agent.
Abstract: A gas separation membrane including a separation functional layer in at least part thereof, the gas separation membrane having a fibrous shape or film-like shape, the separation functional layer including a matrix and particles. Provided are a gas separation membrane and a gas separation membrane module capable of preventing breakage of the gas separation membrane during the operation, and allowing long-term stable production of excellent permeation and separation properties.
Abstract: The present invention provides a negative-type photosensitive resin composition capable of obtaining a cured film suppressing generation of development residues caused by a pigment and having high sensitivity and excellent heat resistance and light blocking capability. A negative-type photosensitive resin composition contains an alkali-soluble resin (A), a radical-polymerizable compound (B), a photopolymerization initiator (C1), and a pigment (D1).
Abstract: The present invention addresses the problem of degradation of design of an LED display device due to insufficient concealment of wiring by an insulating film for peripheral wiring insulation, a protection film, an isolating wall and the like. This display device comprises at least metal wires, a cured film, and a plurality of light emitting elements, the light emitting elements having a pair of electrode terminals on one surface thereof, the pair of electrode terminals connecting to a plurality of the metal wires extending in the cured film, the plurality of the metal wires being configured to retain an electrical insulating property due to the cured film, wherein the cured film is a film obtained by curing a resin composition comprising an (A) resin, wherein the transmittance of light of a wavelength 450 nm at a thickness reference 5 ?m of the cured film is 0.1% to 79% inclusive.
Abstract: The present invention relates to a laminate including a film A, a film B, and a film C in this order via adhesive layers, in which the adhesive layers includes an adhesive layer AB and an adhesive layer BC, the adhesive layer AB exists between the films A and B, and the adhesive layer BC exists between the films B and C, a maximum value of a thermal shrinkage rate of the film B at 150° C. for 30 minutes is 0.1% or more and 3.0% or less, the adhesive layer AB and the adhesive layer BC each have a Martens hardness of 1.0 N/mm2 or more and 4.0 N/mm2 or less, and an adhesion area ratio between the films A and B via the adhesive layer AB and an adhesion area ratio between the films B and C via the adhesive layer BC are both 95% or more.
Abstract: The purpose of the present invention is to provide a resin-coated ultra-thin glass having high impact resistance, satisfactory bending resistance and high transparency. Provided is a resin-coated ultra-thin glass composed of three layers, i.e., an ultra-thin glass (A) having a thickness of 10 to 100 µm inclusive, an organic film (B) formed on one surface of the ultra-thin glass (A), and an organic film (C) formed on the other surface of the ultra-thin glass (A), in which the organic film (B) is formed from a composition containing a thermoplastic resin (D) having a weight-average molecular weight of 1000 to 70000 and the organic film (C) is formed from a composition containing a siloxane resin (E).
Abstract: A nonwoven fabric for curtain in an embodiment of the present invention is formed from fibers having a thermoplastic resin as a main component, said nonwoven fabric for curtain being characterized in that: in the surface of the nonwoven fabric, the fibers are fused together at points where the fibers intersect, and the fibers are mutually isolated at locations other than the intersecting points; and furthermore, the KES surface roughness SMD of at least one side of the sheet is 1.2 ?m or less, and the longitudinal tearing strength per fabric weight is 0.50 or more.
May 29, 2019
Date of Patent:
November 14, 2023
Toray Industries, Inc.
Hiroyuki Matsuura, Shinobu Mizogami, Ryoichi Hane
Abstract: A prepreg is provided that has excellent processability and handleability and that can be processed into a cured product with high heat resistance. Also provided is a method to produce such a prepreg in an industrially advantageous way without being restricted by the types and contents of the matrix resin components used. The prepreg includes at least components [A] to [D] as given below and a preliminary reaction product that is a reaction product of the component [B] and the component [C], at least one surface resin in the prepreg having a storage elastic modulus G? in the range of 1.0×103 to 2.0×108 Pa as measured at a temperature of 40° C. and an angular frequency in the range of 0.06 to 314 rad/s: [A] carbon fiber, [B] epoxy resin comprising a m- or p-aminophenol epoxy resin [b1] and either a glycidyl ether epoxy resin or a glycidyl amine epoxy resin [b2] that has two or more glycidyl groups in a molecule, [C] curing agent, and [D] thermoplastic resin.
Abstract: The present invention relates to a method of filtering an oil, the method including the following steps (A) and (B): (A) allowing a hydrophobic gas to permeate through a porous membrane including a hydrophobic polymer as a main component; and (B) allowing an oil to permeate through the porous membrane, in which the step (B) is performed after the hydrophobic gas that has permeated through the porous membrane is confirmed to have a relative humidity of 0 to 60% in the step (A).
Abstract: The present invention provides a technology in production of a prepreg and enhances the production efficiency, in which the technology allows the arrangement property and rectilinearity of reinforcing fibers to be well maintained and allows any resin to be applied stably at a high speed. A prepreg is produced by a method which includes: discharging a molten resin in planar form to form a resin film, and applying the resin film onto a reinforcing fiber sheet conveyed continuously, wherein the reinforcing fiber sheet is conveyed substantially in the horizontal direction, and wherein an angle made between the discharge direction of the resin and the conveyance direction of the reinforcing fiber sheet 1a is 80° or less.
Abstract: A method produces polyamide fine particles by polymerizing a polyamide monomer (A) in the presence of a polymer (B) at a temperature equal to or higher than the crystallization temperature of a polyamide to be obtained, wherein the polyamide monomer (A) and the polymer (B) are homogeneously dissolved at the start of polymerization, and polyamide fine particles are precipitated after the polymerization. Polyamide fine particles have a number average particle size of 0.1 to 100 ?m, a sphericity of 90 or more, a particle size distribution index of 3.0 or less, a linseed oil absorption of 100 mL/100 g or less, and a crystallization temperature of 150° C. or more. In particular, a polyamide having a high crystallization temperature includes fine particles having a smooth surface, a narrow particle size distribution, and high sphericity.
Abstract: A polyamide-610 filament has high strength and excels in fluff quality. The polyamide-610 multifilament has a sulfuric acid relative viscosity of 3.3-3.7, a strength of 7.3-9.2 cN/dtex, and an elongation of 20-30%, wherein the number of fluffs is 0/10000 m to 4/10000 m and a total fineness is 420 dtex to 1500 dtex.
Abstract: Provided is a feather separation system for separating feathers from a product in which feathers are filled into a bag-shaped product of a covering. The feather separation system includes: a cutting part configured to cut the product into individual pieces so that at least a part of the bag-shaped product of the covering is open; a feather separation part configured to separate the individual pieces of the product into the feathers and the covering; and an airflow introduction part configured to introduce airflow to the feather separation part.