Sumitomo Electric Industries, Limited

Kuraray Co., Ltd.

Sumitomo Electric Sintered Alloy, Ltd.

Kurray Co., Ltd.

Toyota Jidosha Kabushiki Kaisha

Kentaro Yoshida

Ryoichi Sasaki

Tatsuya Oshita

Mamoru Omoda

Takashi Uemura

Manabu Shibata

Wataru Hirose

Hideaki Nakahata

Kenjiro Higaki

Takeshi Hikata

Shin-ichi Shikata

Satoshi Fujii

Hiroyuki Kitabayashi

Nobuyuki Okuda

Masakazu Nakaya

Yuichiro Seki

Tomoki Uemura

Hideaki Awata

Katsuji Emura

Harumitsu Sasaki

Shinji Tai

Tomoharu Takeyama

Masato Uozumi

Mitsuyasu Ogawa

Edgard Chow

Kazuhiro Goto

Hiroyuki Ogi

Ryoko Kanda

Nobuhiro Ota

Satoshi Aoyama

Hiroshi Kawai

Hiromichi Sato

Tomohiko Ihara

Yasushi Mochida

Masao Hikasa

Kouta Isoyama

Noboru Higashida

Osamu Mizuno

Hirofumi Kiguchi

Satoshi Yamakoshi

Shoichi Takada

Mitsuyasu Ueda

Tatsuya Hasegawa

Yuichirou Egami

Robert Armstrong

Rikizo Ikuta

Suehiko Nagano

A method for manufacturing a sintered component includes a step of making a green compact having a relative density of at least 88% by compression-molding a base powder containing a metal powder into a metallic die, a step of machining a groove part having a groove width of 1.0 mm or less in the green compact by processing groove with a cutting tool, and a step of sintering the green compact in which the groove part is formed after the step of forming the groove part.

Method for manufacturing sintered component and sintered component

A resin composition contains an ethylene-vinyl alcohol copolymer (A) in which an ethylene unit content is from 10 to 60 mol %, a hindered amine-based compound (B) having a 2,2,6,6-tetraalkylpiperidine ring structure and having an alkoxy group bonded to a nitrogen atom in the structure, and a hindered phenol-based compound (C) having an ester bond or an amide bond. The resin composition contains 0.1 to 5 parts by mass of the hindered amine-based compound (B) and 0.2 to 5 parts by mass of the hindered phenol-based compound (C) with respect to 100 parts by mass of the ethylene-vinyl alcohol copolymer (A), and a mass ratio (C)/(B) is from 0.2 to 3.6.

Resin composition and applications thereof

The composite structural material of the present invention includes a base (X) and a layer (Y) stacked on the base (X). The layer (Y) includes a reaction product (R) of a metal oxide (A) and a phosphorus compound (B). In the infrared absorption spectrum of the layer (Y) in the range of 800 to 1400 cm, the wave number (n) at which the infrared absorption reaches maximum is in the range of 1080 to 1130 cm.

Method for producing composite structural material

An object is to provide a crosslinkable resin composition capable of forming a crosslinked product that has excellent hot water resistance and bending resistance. The present invention provides a resin composition containing an ethylene-vinyl alcohol copolymer (A), a flexible resin (B), and a crosslinking agent (C) having two or more polymerizable groups, with the crosslinking agent (C) in an amount of 0.5 to 10 parts by mass relative to a total 100 parts by mass of the ethylene-vinyl alcohol copolymer (A) and the flexible resin (B), the flexible resin (B) being a styrene thermoplastic elastomer or an &#x3b1;-olefin polymer, and the resin composition having a mass ratio [(A)/(B)] between the ethylene-vinyl alcohol copolymer (A) and the flexible resin (B) of 90/10 to 65/35.

Crosslinkable resin composition, crosslinked product, and method for producing thereof, and multilayered structure

OBJECT An object is to provide a resin composition capable of forming a crosslinked product that is excellent in hot water resistance and excellent in interlayer adhesiveness when formed into a multilayered structure. SOLUTION The resin composition contains an ethylene-vinyl alcohol copolymer (A) and a crosslinking agent (B) with the crosslinking agent (B) in an amount of 0.6 to 15 parts by mass relative to 100 parts by mass of the ethylene-vinyl alcohol copolymer (A), the crosslinking agent (B) being a powder obtained by impregnating a porous body (BS) with a crosslinkable compound (BL) having three or more polymerizable groups and a melting point of no greater than 40&#xb0; C.

Provided are a novel multilayer structure that can be used to protect a device and a device using the multilayer structure. The disclosed multilayer structure is a multilayer structure including a substrate and a barrier layer stacked on the substrate. The 3% strain tension of the substrate in at least one direction is at least 2000 N/m. The barrier layer contains a reaction product (R). The reaction product (R) is a reaction product formed by a reaction at least between a metal oxide (A) and a phosphorus compound (B). In an infrared absorption spectrum of the barrier layer in a range of 800 to 1400 cm, a wavenumber (n) at which maximum infrared absorption occurs is in a range of 1080 to 1130 cm. A metal atom constituting the metal oxide (A) is essentially an aluminum atom.

Multilayer structure, device using the same, method for producing the multilayer structure, and method for producing the device

A multilayer structure disclosed is a multilayer structure including at least one base (X), at least one layer (Y), and at least one layer (Z). The layer (Y) contains an aluminum atom. The layer (Z) contains a polymer (E) having a plurality of phosphorus atoms. The polymer (E) is a polymer of at least one monomer including a vinylphosphonic acid compound. The multilayer structure includes at least one pair of the layer (Y) and the layer (Z) that are contiguously stacked. The layer (Z) is formed by applying a coating liquid (V) which is a solution of the polymer (E) having a plurality of phosphorus atoms. The multilayer structure disclosed is excellent in gas barrier properties, and can maintain the gas barrier properties at a high level even when subjected to physical stresses such as deformation and impact.

Multilayer structure and method for producing same

A product provided includes a packaging material, and the packaging material includes a multilayer structure. The multilayer structure includes at least one base (X), at least one layer (Y), and at least one layer (Z). The layer (Y) contains an aluminum atom. The layer (Z) contains a polymer (E) containing a monomer unit having a phosphorus atom. The multilayer structure includes at least one pair of the layer (Y) and the layer (Z) that are contiguously stacked. This product is excellent in gas barrier properties, and adapted to maintain the gas barrier properties at a high level even when subjected to physical stresses such as deformation and impact.

Product comprising packaging material comprising multilayer structure

The method disclosed includes: a step (I) of preparing a dispersion liquid (S) including an aluminum compound (A); a step (II) of mixing the dispersion liquid (S) and a predetermined phosphorus compound (B) so as to prepare a coating liquid (U); a step (III) of applying the coating liquid (U) onto the base (X) so as to form a precursor layer of the layer (Y); and a step (IV) of subjecting the precursor layer to heat treatment at a temperature of 110&#xb0; C. or more so as to form the layer (Y). The aluminum compound (A) can be formed by adding an acid to a solution including an aluminate. The number of moles (N) of aluminum atoms derived from the aluminum compound (A) and the number of moles (N) of phosphorus atoms derived from the phosphorus compound (B) satisfy 0.8&#x2266;(N)/(N)&#x2266;4.5.

Composite structure, method for producing same, packaging material and formed product using same, and coating liquid

A composite structure disclosed includes a base (X) and a layer (Y). The layer (Y) includes a mixture of a metal oxide (A), a phosphorus compound (B), and a compound (L) (silicon compound). Examples of the phosphorus compound (B) and the compound (L) include a compound containing a site capable of reacting with the metal oxide (A). When the number of moles of metal atoms (M) derived from the metal oxide (A) is denoted by Nand the number of moles of Si atoms derived from the compound (L) is denoted by N, 0.01&#x2266;N/N&#x2266;0.30 is satisfied. When the number of moles of phosphorus atoms derived from the phosphorus compound (B) is denoted by N, 0.8&#x2266;N/N&#x2266;4.5 is satisfied.

Composite structure, packaging material and formed product using same, production methods thereof, and coating liquid

A composite structure disclosed includes a base (X) and a layer (Y) stacked on the base (X). The layer (Y) includes a reaction product (R). The reaction product (R) is a reaction product formed by a reaction at least between a metal oxide (A) and a phosphorus compound (B). A peak for a binding energy of an oxygen-atom 1s orbital observed by X-ray photoelectron spectroscopy of the layer (Y) is located at 532.0 eV or higher, and the peak has a half width of less than 2.0 eV.

Composite structure, product using same, and method for producing composite structure

A tooth profile of an inner rotoris formed by an envelope of a group of circular arcs of a locus circle C having a center on a trochoidal curve TC. The envelope of the group of circular arcs is formed by rolling a rolling circle having a predetermined diameter along a base circle without slipping and drawing the trochoidal curve TC based on a point distant from the center of the rolling circle by a distance equivalent to an amount of eccentricity between the two rotors. A diameter dof the locus circle C is constant until one point between an addendum point and a dedendum point of the inner rotor and changes from the one point such that a diameter dat the dedendum point becomes larger than a diameter dat the addendum point of the inner rotor.

Pump rotor and internal gear pump using the same

Composite structural material formed product and packaging material using the same, method for producing the composite structural material, and coating liquid

Disclosed is a multilayered structure that includes no less than 8 resin-layers, the resin-layer including a layer A constituted with a resin composition containing a gas barrier resin, and a layer B constituted with a resin composition containing a thermoplastic resin, at least one of the resin compositions included in the layer A and the layer B that are adjacent with each other containing a metal salt, the content of the metal salt being no less than 1 ppm and no greater than 10,000 ppm in terms of metal element equivalent, and an interlayer adhesive force between the layer A and the layer B being no less than 450 g/15 mm. The layer A and the layer B may be alternately laminated. Moreover, the average thickness of single layer of at least one selected from the layer A and the layer B is preferably no less than 0.01 &#x3bc;m and no greater than 10 &#x3bc;m.

Multilayered structure and method for producing the same

A positive-electrode bodyis prepared that includes a positive-electrode active-material layerincluding a powder-molded body, and a positive-electrode-side solid-electrolyte layer (PSE layer)that is amorphous and formed on the positive-electrode active-material layerby a vapor-phase process. A negative-electrode bodyis prepared that includes a negative-electrode active-material layerincluding a powder-molded body, and a negative-electrode-side solid-electrolyte layer (NSE layer)that is amorphous and formed on the negative-electrode active-material layerby a vapor-phase process. The positive-electrode bodyand the negative-electrode bodyare bonded together by subjecting the electrode bodiesandbeing arranged such that the solid-electrolyte layersandof the electrode bodiesandare in contact with each other, to a heat treatment under application of a pressure to crystallize the PSE layerand the NSE layer

Method for producing nonaqueous-electrolyte battery and nonaqueous-electrolyte battery

Growing community of inventors

Houston, TX, United States of America

Kentaro Yoshida