Toyoda Gosei Co., Ltd.

Takemoto Yushi Kabushiki Kaisha

Koito Electric Industries, Ltd.

Takemoto Oil & Fat Co., Ltd.

Mitsubishi Heavy Industries Limited

Fujimi Incorporated

Jun Ito

Naoki Shibata

Toshiaki Chiyo

Masanobu Senda

Hiroshi Watanabe

Shinya Asami

Shizuyo Asami

Keiichiro Oshima

Shizuyo Noiri

Toshiya Uemura

Masanori Murakami

Toshimasa Hayashi

Yasuo Koide

Takeshi Nishigawa

Yasunobu Arakawa

Kazuki Nishijima

Youmei Kaminaga

Tadashi Fujii

Satoru Hamajima

Yohei Suzuki

Atsushi Suzuki

Miki Moriyama

Hajime Suzuki

Koichi Goshonoo

Toshinori Takahashi

Hitoshi Morinaga

Tsuyoshi Eguchi

Tetsuo Tominaga

Satoshi Kominami

Takamitsu Himeno

Mitsuhiro Inoue

Mitsuhiro Nakao

Hajime Izumi

Hitoshi Tamaki

Yasuyo Kojima

Hiroyasu Sugiyama

Kohei Oda

Susumu Tsukimoto

Kazuhiro Ito

Takayuki Izumi

Kazutoshi Hotta

Kazuo Maruyama

Hideto Sanui

Satoru Yakushiji

Yasunobu Joboji

Shuya Hayakawa

Hisanori Murata

Takuya Matsunaga

Teppei Watanabe

Disclosed is a treatment agent for flame-resistant fiber nonwoven fabric production or for carbon fiber nonwoven fabric production. The treatment agent contains a polyether compound in which ethylene oxide and propylene oxide are added to an alcohol. Also disclosed is a flame-resistant fiber nonwoven fabric or carbon fiber nonwoven fabric that includes the treatment agent adhered thereto.

Treatment agent, flame resistant fiber nonwoven fabric, carbon fiber nonwoven fabric, and methods for producing same

Disclosed is an inorganic fiber sizing agent that contains a resin, which includes a vinyl ester resin and an ionic polyester resin, and has a mass ratio of the vinyl ester resin to the ionic polyester resin of greater than 1.

Sizing agent for inorganic fibers and inorganic fibers

A synthetic fiber treatment agent and synthetic fibers including the synthetic fiber treatment agent, wherein the synthetic fiber treatment agent contains a silicone and a polyoxyalkylene alkyl ether in which an alkylene oxide with 2 to 4 carbon atoms is added at a ratio of 1 to 30 moles in total to 1 mole of a monohydric aliphatic alcohol having a hydroxy group at a β-position of an alkyl chain with 4 or more carbon atoms.

Synthetic fiber treatment agent and synthetic fiber

Disclosed is an elastic fiber treatment agent that contains a polyether-modified silicone, a smoothing agent other than the polyether-modified silicone, and water. The polyether-modified silicone is contained in the elastic fiber treatment agent at a content of 0.01% by mass or more and 10% by mass or less. The polyether-modified silicone has a hydrophilic-lipophilic balance (HLB) of 1 or more and 7 or less.

Treatment agent for elastic fibers, and elastic fibers

Disclosed is a carbon fiber precursor treatment agent that contains a specific (poly)oxyalkylene derivative and a smoothing agent. The smoothing agent contains at least one selected from the group consisting of an amino-modified silicone, a polyether-modified silicone, a dimethyl silicone, and an ester compound. Assuming that the sum of the content ratios of the (poly)oxyalkylene derivative and the smoothing agent in the carbon fiber precursor treatment agent is 100% by mass, the carbon fiber precursor treatment agent contains the (poly)oxyalkylene derivative at a ratio of 5% by mass or more and 80% by mass or less and the smoothing agent at a ratio of 20% by mass or more and 95% by mass or less.

Treatment agent for carbon fiber precursors, and carbon fiber precursor

Disclosed is a synthetic fiber treatment agent containing a phenol amine compound and a nonionic surfactant. The phenol amine compound is at least one selected from the group consisting of a compound formed from a phenol derivative, formaldehyde, and a polyamine compound and a compound obtained by reacting a boron-containing compound with a compound formed from a phenol derivative, formaldehyde, and a polyamine compound. The phenol derivative is a phenol in which a hydrocarbon group with a number average molecular weight of not less than 100 and not more than 2000 is modified.

Synthetic fiber processing agent and synthetic fiber

Disclosed is an elastic fiber treatment agent that contains a smoothing agent and an alkyl phosphate ester compound. The alkyl phosphate ester compound contains specific phosphate ester Q1 and at least one or more selected from specific phosphate esters Q2 and Q3. In a P nucleus NMR measurement of the alkyl phosphate ester compound upon an alkali over-neutralization pretreatment, a P nucleus NMR integral ratio attributed to the phosphate ester Q1 is 15% to 60% if the sum of P nucleus NMR integral ratios attributed to the phosphate esters Q1 to Q3 and phosphoric acid and its salt is taken as 100%.

Treatment agent for elastic fibers, and elastic fiber

An inorganic fiber sizing agent that contains at least one carbon nanostructure selected from the group consisting of carbon nanotubes and carbon nanofibers, a resin, and a surfactant. If the total content of a nonvolatile content of the resin and the surfactant is taken as 100 parts by mass, the inorganic fiber sizing agent contains the surfactant at a ratio of 2 to 50 parts by mass.

Sizing agent for inorganic fiber, inorganic fiber and production method therefor, and composite material

An object of the present invention is to provide a sewing thread treatment agent, and a sewing thread, each achieving low friction properties across a wide range of sewing speeds. As a solution, a sewing thread treatment agent is provided, which is characterized in that it contains a hydroxy-terminated polydimethylsiloxane (A), a nonionic surfactant (B), and at least one type of wax (C) selected from paraffin wax, oxidized paraffin wax, polyethylene wax, oxidized polyethylene wax, and carnauba wax.

Sewing thread treatment agent and sewing thread

A lighting device includes an indoor lamp (), being provided in the cabin of a railroad vehicle () in order to wholly irradiate the inside of the cabin over the longitudinal direction of the vehicle, a vehicle body power supply (), supplying electric power to the indoor lamp (), and a storage battery (), being charged with a voltage applied by the vehicle body power supply (). The indoor lamp () includes a general lamp light source () and a standby lamp light source (), being lighted at an illuminance lower than that at which the general lamp light source () is lighted, and the general lamp source () being supplied with electric power from the vehicle body power supply () not through the storage battery (), while the standby lamp light source () being supplied with electric power from the vehicle body power supply () through the storage battery (). In an emergency, electric power is supplied from the storage battery () only to the standby lamp light source (), and the standby lamp light source () is continued to be lighted at the low illuminance.

Lighting device

An illumination lens includes an incident face (), being provided in a recessed manner in a bottom apex part of the lens body (), and receiving light from the light source (); a reflection face () on the inner side of an outer periphery of the lens body (), totally reflecting the light, having reached from the incident face (); and an emission face () at the upper end of the lens body (), emitting the light, having reached from the incident face () and the reflection face (), to the outside, and the incident face () distributes the light, which could be directed toward the entire region of the reflection face (), only in a predetermined range () within the reflection face, being adjacent to the upper end side portion, following the emission face (), and being closer to the bottom apex part.

Illumination lens

Provided is a polishing composition which can polish a sapphire substrate having a non-polar plane or a semi-polar plane at a high polishing rate. The invention is a polishing composition used in an application to polish a sapphire substrate having a non-polar plane or a semi-polar plane, the polishing composition containing colloidal silica particles and water, in which a value obtained by dividing a specific surface area (unit: m/g) of the colloidal silica particles by a number average particle diameter (unit: nm) of the colloidal silica particles, that is, (specific surface area/number average particle diameter) is 0.5 or more and 3.0 or less.

Polishing composition

Spin finish having solid microparticles of a specified kind dispersed colloidally at a specified ratio in a dispersoid of a specified kind containing a smoothing agent component of a specified kind and a nitrogen-containing compound of a specified kind at specified ratios is for elastomer fibers such that packages having superior roll shape and unwinding property can be obtained in the production and fabrication process.

Spin finish for elastomer fibers

A Group III nitride semiconductor light-emitting device includes a support, a p-electrode provided on the support, a p-type layer including a Group III nitride semiconductor and provided on the p-electrode, an active layer including a Group III nitride semiconductor and provided on the p-type layer, an n-type layer including a Group III nitride semiconductor and provided on the active layer, an n-electrode which is connected to the n-type layer, a first trench having a depth extending from a back surface of the p-type layer on a side of the p-electrode to reach the n-type layer, an auxiliary electrode which is in contact with a back surface of the n-type layer at a bottom of the first trench, but is not in contact with side walls of the first trench, and an insulating film which exhibits light permeability.

Group III nitride semiconductor light-emitting device including an auxiliary electrode in contact with a back surface of an n-type layer

A processing agent for polyurethane elastomer fibers contains a specified type of dispersion medium having a mineral oil as its essential component in an amount of 80-99.99 mass % and a dispersoid of a specified type made of urethane compound in an amount of 0.01-20 mass % for a total of 100 mass %, having its average particle diameter adjusted to 0.01-500 &#x3bc;m as measured by a specified method such that packages with superior roll shape and unwinding property can be obtained.

Processing agent for polyurethane elastomer fibers

Growing community of inventors

Aichi, Japan

Jun Ito