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JP2023064697A |
To provide a carbon fiber precursor fiber capable of suppressing fusion between single fibers in flame-resistant treatment, while maintaining a high carbonization yield.A carbon fiber precursor fiber of the disclosure includes an acrylam...
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JP7270329B2 |
An oxidation furnace for the oxidative treatment of fibers having a housing which is gas-tight, apart from passage areas for the fibers, and a process chamber located in the interior of the housing. A hot working atmosphere can be genera...
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JP2023064047A |
To provide a carbon fiber precursor, a method of producing a carbon fiber precursor, a method of producing a flame-resistant fiber, and a method of producing a carbon fiber, which are excellent in suppression of fusion between fibers, ca...
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JP2023062888A |
To ensure high thermal conductivity in the thermal conductive material both in the thickness direction and in the direction perpendicular to the thickness direction.A thermal conductive material includes a ceramic fiber and a resin, and ...
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JP7268806B2 |
A prepreg including a thermosetting resin composition and a self-assembled carbon fiber bundle impregnated with the thermosetting resin composition.
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JP7268285B2 |
To provide a reactor, devices and a system for forming a stabilized precursor suitable for producing carbon materials such as carbon fibers.The reactor for pre-stabilizing a polyacrylonitrile (PAN) precursor used for producing carbon fib...
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JP7269416B1 |
A method of heating a silica glass cloth capable of reducing the dielectric loss tangent, and a manufacturing method of manufacturing a silica glass cloth with a low dielectric without special post-treatment after heat treatment. [Soluti...
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JP7264316B2 |
An object of the present invention is to provide an activated carbon fiber that is excellent in heat resistance, excellent in mechanical strength and processability even when the diameter of the activated carbon fiber is increased, and d...
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JP7264190B2 |
A method for producing a carbon material, the method including a step of performing a carbonization treatment by heating an organic polymer material to a temperature higher than 400°C in a non-oxidizing atmosphere containing a gaseous s...
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JP7264887B2 |
An inorganic fiber containing silica, alumina, one or more alkali metal oxides, and one or more of alkaline earth metal oxides, transition metal oxides, or lanthanide series metal oxides. The inorganic fiber exhibits good thermal perform...
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JP7264048B2 |
In one aspect of the present invention, provided is a method of producing a metal oxide fiber, including a spinning step of spinning a composition containing polymetalloxane and an organic solvent to obtain a thread-like product; and a f...
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JP2023056066A |
To provide a silicon nitride nano wire with an elastically-deformable curvature radius being small, a method for producing the silicon nitride nano wire, a silicon nitride nano wire-containing nonwoven fabric, a resin composition, and a ...
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JP2023056489A |
To provide an apparatus for recovering carbon nanotubes, an apparatus for producing carbon nanotubes, and a method for recovering carbon nanotubes, making it possible to shorten the time required for producing a desired amount of carbon ...
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JP7261061B2 |
To provide a heating device or the like capable of reducing mode disturbance in a circular waveguide type heating furnace.A heating device X includes a heating tube 101 that heats a traveling precursor fiber Y and is composed of a circul...
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JP7260379B2 |
To provide a polyacrylonitrile copolymer that has excellent thermal stability, allows increase in heat treatment temperature, and can achieve both of the productivity and quality of a carbon fiber precursor fiber.A polyacrylonitrile copo...
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JP7258457B2 |
The present invention relates to an alumina fiber having the content of sodium oxide of 530 to 3,200 ppm and a mass ratio (A/B) of the content (A) of the sodium oxide to the content (B) of calcium oxide of 5 to 116.
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JP7258458B2 |
The present invention relates to an alumina fiber having a mass ratio (A/C) of the content (A) of iron oxide as expressed in terms of ferric oxide to the content (C) of titanium oxide of 2 to 121; and a mass ratio (B/C) of the content (B...
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JP2023051988A |
To provide a method for treating a nanofiber-like microstructure and removing impurities.A method and system for substantially reducing iron and organic impurities in nanotube materials, particularly carbon nanotube materials, comprises ...
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JP7254448B2 |
To provide a carbon fiber having a uniform structure produced from a flame-resistant fiber having structural unevenness and a carbonization method for the same.In a carbon fiber, a difference between a maximum value and a minimum value i...
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JP7253482B2 |
To provide a method of producing flame-resistant fibers, capable of producing flame-resistant fibers that are derived from an acrylamide polymer, and that have a high strength and a high carbonization yield, in which fusion between singl...
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JP7253454B2 |
The present invention provides a current-collecting sliding material obtained by infiltrating a metal material containing copper and titanium in a carbon base material configured to contain a carbon composite fiber composed of carbon fib...
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JP2023514082A |
The present invention relates to a biodegradable dental preparation comprising at least one water-soluble fiber formed from hyaluronic acid or a physiologically acceptable salt thereof and at least one fiber formed from a non-polar hyalu...
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JP2023513740A |
Kind Code: A1 The present invention relates to an electrospun composition. [Solution] The present invention relates to an electrospun composition comprising a first compound to be electrospun, an electrospinning aid and at least one acti...
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JP2023513742A |
A patch product. [Solution] Patch products consist of a membrane substrate based on natural polymers suitable for absorption into the skin and at least one active ingredient. It can be placed in a package consisting of a backing on which...
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JP2023513739A |
Kind Code: A1 The present invention relates to an electrospun composition. [Solution] The composition comprises a first compound to be electrospun and an electrospinning aid, the function of which is to facilitate the electrospinning of ...
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JP7250137B2 |
To provide an inorganic fiber in which heat resistance is high, an option of a raw material is wide, and productivity is high, and a method of manufacturing an inorganic fiber product. Provided are an inorganic fiber in which a total amo...
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JP2023513374A |
Kind Code: A1 The present invention relates to a method of electrospinning an electrospun composition comprising an electrospun compound and an electrospinning aid. The method includes the steps of providing an electrospinning apparatus ...
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JP2023513376A |
Kind Code: A1 The present invention relates to an electrospinning method. [Solution] The electrospinning method comprises the steps of preparing a composition to be electrospun, preparing an electrospinning apparatus having an electrospi...
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JP7249274B2 |
Ovens, discharge nozzle plates for distribution of gas through an oven, and methods to operate an oven are disclosed. Example ovens include a heating system to heat gas, a substrate heating volume, and a plenum comprising a side wall hav...
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JP2023043149A |
To provide a carbon fiber composite material that can improve impact resistance.A carbon fiber composite material includes: a carbon fiber having the strand strength of 7.5 to 8.5 GPa, the elongation of 2.65 to 3.20%, and the single fibe...
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JP7247315B2 |
There is provided a CNT wire capable of materializing a low resistivity and improving the electroconductivity. The CNT wire (1) is formed from a single CNT aggregate (11) constituted of a plurality of CNTs (11a), (11a) ··· having a si...
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JP7245656B2 |
To provide an alumina fiber that exhibits sufficient strength and can maintain reliability over a long period.An alumina fiber in an embodiment of this invention comprises 70-98 mass% of an alumina and 2-30 mass% of silica. A ratio (S2/S...
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JP2023512120A |
Reinforcements and methods of manufacture for improving strength, toughness and other properties of composites in both transverse and in-plane directions. The reinforcement has a layer of nanoforests of vertical nanotubes or nanowires an...
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JP2023511515A |
[wrap up] Thermal insulation suitable for use at high temperatures, and methods for making said materials. A process suitable for use at temperatures above 1,500° C. for making a carbon-based insulation material comprising carbon fibers...
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JP7240132B2 |
To provide a composite fiber applicable to a wide range of use, as well as equipped with a carbon substance that exhibits high heat conductivity and electrical conductivity.A composite fiber 1 includes: a metal carbide-containing fiber 3...
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JP7239401B2 |
The objective of the present invention is to provide a carbon fiber having an excellent strength development ratio when used in a composite material. The present invention, which resolves this problem, simultaneously satisfies expression...
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JP2023033198A |
To provide a method for producing a carbon fiber.There is provided a method for producing a carbon fiber. In the method for producing the carbon fiber, a high-pure acrylonitrile monomer with specific contents of impurities and a comonome...
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JP2023032034A |
To provide an inorganic fiber capable of suppressing voids in a composite even at a high compounding ratio, and a method of stably manufacturing such inorganic fibers.There is provided an inorganic fiber which has: an average value of a ...
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JP2023031254A |
To provide a method for producing a group of carbon nanofibers in which carbon nanofibers having a large aspect ratio and specified in a predetermined size can be isolated substantially one by one or dispersed substantially one by one.Th...
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JP7234634B2 |
A method of producing a fiber, the method including discharge, from a spinneret 1, a spinning dope solution containing a fiber-forming polymer dissolved in a solvent, once allowing the solution to run in air, and then guiding the solutio...
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JP7232878B2 |
The disclosed methods and apparatus improve the fabrication of solid fibers and microstructures. In many embodiments, the fabrication is from gaseous, solid, semi-solid, liquid, critical, and supercritical mixtures using one or more low ...
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JP7231126B1 |
A prepreg comprising a thermosetting resin composition and a self-assembled carbon fiber bundle impregnated with the thermosetting resin composition.
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JP7229788B2 |
To provide an active carbon fiber material having excellent performance and usable to various applications.An active carbon fiber material has an average pore diameter of 1.80 to 2.50 nm, and also has a specific surface area of 1,000 to ...
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JP2023508112A |
The nonwoven article includes a plurality of polycrystalline aluminosilicate ceramic filaments entangled to form a cohesive nonwoven mat. Each of the aluminosilicate ceramic filaments in the mat has an average diameter of less than about...
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JP2023508111A |
The nonwoven article includes a plurality of electrospun polycrystalline aluminosilicate ceramic filaments forming a cohesive nonwoven mat. Each of the aluminosilicate ceramic filaments in the mat has an average diameter determined using...
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JP7225173B2 |
The present disclosure relates generally to carbon fibers having high tensile strength and modulus of elasticity, as well as a process for the manufacture of such carbon fiber. The process comprises spinning a polymer/solvent solution in...
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JP7223910B1 |
A highly branched polycarbosilane is provided. A polycarbosilane according to one aspect of the present invention has a bond index represented by the following formula (1), which is an index of the degree of branching, of 2.58 or more, a...
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JP2023024304A |
To provide a fiber bundle with excellent workability and high flame resistance and a fabric containing the fiber bundle.Provided is a bobbin-wound or packed fiber bundle in which the density of single fibers constituting the fiber bundle...
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JP7221991B2 |
An inorganic fiber containing a fiberization product of a compound comprising at least one alkaline earth silicate, at least one compound containing an element from group VII and/or IX of the periodic table, and optionally alumina and/or...
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JP2023020570A |
To provide a method for producing hyaluronate-containing fine fibers that are excellent in moisture retention and hygroscopicity and contain high-molecular-weight hyaluronate at a high concentration, hyaluronate-containing fine fibers, a...
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