552 patents
Page 25 of 28
Utility
Cross-linked Rubber and Production Method Therefor
15 Apr 20
Provided is a cross-linked rubber that can improve long-term sealing properties of a seal member in high-temperature and high-pressure environments.
Masaaki KOMATSU, Anna KOMATSU, Seisuke ATA, Kenji HATA, Shigeki TOMONOH
Filed: 5 Jun 18
Utility
Method of Producing Secondary Sheet
1 Apr 20
Disclosed is a method of producing a secondary sheet.
Toyokazu ITO, Keisuke ITO
Filed: 2 Dec 19
Utility
Sheet and Method of Manufacturing the Same
1 Apr 20
Disclosed is a sheet which comprises a fibrous substrate and carbon nanotubes attached to fibers constituting the fibrous substrate.
Tomoko YAMAGISHI, Mitsugu UEJIMA, Tomoya NISHIUCHI, Naruaki TAKAHASHI
Filed: 20 Sep 18
Utility
Method of Manufacturing Microchannel Chip
25 Mar 20
Disclosed is method of manufacturing a microchannel chip by joining together a resin channel substrate having microchannels formed on at least one side thereof and a resin lid substrate, the method including: a step (A) wherein surface modification treatment is applied on joining surfaces of the channel substrate and the lid substrate; and a step (B) wherein, after the step (A), the joining surfaces of the channel substrate and the lid substrate are mated and the channel substrate and the lid substrate are pressurized under heating via a fluid or an elastic body having a durometer hardness of E20 or less.
Daido CHIBA, Kunihito ARAI, Taichi SAWAGUCHI, Mitsukazu AIZAWA, Noriyuki ARITOME
Filed: 13 Mar 18
Utility
Multilayer Film for Organic Electroluminescent Display Devices, and Polarizing Plate, Anti-reflection Film and Organic Electroluminescent Display Device, Each of Which Comprises Same
25 Mar 20
A multilayer film for an organic electroluminescent display device, including at least one substrate layer containing a crystallizable polymer, a barrier layer, and an electroconductive layer, wherein at least one of the barrier layer and the electroconductive layer is in direct contact with the substrate layer.
Kenji YODA, Toshihide MURAKAMI, Masaru KIKUKAWA
Filed: 18 Mar 18
Utility
Rubber Laminate
18 Mar 20
A rubber laminate where an acrylic rubber layer (A) including an acrylic rubber composition including at least a carboxyl group-containing acrylic rubber and an aliphatic polyvalent amine compound or a derivative thereof and a fluororubber layer (B) including a fluororubber composition including at least a polyol-cross-linkable fluororubber and a bismuth oxide are made to adhere to one another through cross-linking.
Tomoyuki NARITA
Filed: 27 Mar 18
Utility
Carboxyl Group-containing Nitrile Rubber, Method for Production Same, Crosslinkable Nitrile Rubber Composition, and Crosslinked Rubber
18 Mar 20
A carboxyl group-containing nitrile rubber comprising an α,β-ethylenically unsaturated nitrile monomer unit in a content of 5 to 60 wt % and having an iodine value of 120 or less, wherein the carboxyl group-containing nitrile rubber has a polymer Mooney viscosity (ML1+4, 100° C.) of 60 or less and a polymer pH of 7 or less.
Yasuaki WATANABE
Filed: 18 Dec 17
Utility
Separation Membrane and Method of Producing Separation Membrane
11 Mar 20
Provided is a separation membrane that is suitable for use in separating one or more hydrocarbons from a hydrocarbon mixture.
Shiori OMORI, Takahiro SUZUKI, Takashi SASANUMA, Hideaki MIKI
Filed: 26 Mar 18
Utility
Laminate and Method for Producing the Same
11 Mar 20
The objective of the present disclosure is to provide a laminate in which components of a foamed polyurethane layer are suppressed from leaking out to a surface of a thermoplastic resin layer even when the thermoplastic resin layer is sewn.
Takanori FUJIWARA
Filed: 30 Nov 17
Utility
Polymer, Positive Resist Composition, and Method of Forming Resist Pattern
4 Mar 20
Manabu HOSHINO
Filed: 14 Dec 17
Utility
Synthetic Polyisoprene Latex
26 Feb 20
A synthetic polyisoprene latex containing synthetic polyisoprene, wherein the synthetic polyisoprene constituting the synthetic polyisoprene latex includes a low-molecular weight synthetic isoprene chain having a molecular weight of less than 1,000,000 at a content rate of 10 to 70% by weight and a high-molecular weight synthetic isoprene chain having a molecular weight of 1,000,000 or more at a content rate of 30 to 90% by weight.
Junji KODEMURA, Shunjin AIHARA, Yoshitaka SATOH
Filed: 1 Nov 17
Utility
Method for Producing Synthetic Polyisoprene Latex
26 Feb 20
A method for producing a synthetic polyisoprene latex, including a step of mixing a latex of synthetic polyisoprene (A) synthesized by use of a Ziegler type catalyst and a latex of synthetic polyisoprene (B) synthesized by use of an organic alkali metal catalyst at a weight ratio of “synthetic polyisoprene (A): synthetic polyisoprene (B)=10:90 to 90:10”.
Junji KODEMURA, Shunjin AIHARA, Yoshitaka SATOH
Filed: 1 Nov 17
Utility
Block Copolymer Composition Obtained by Modification Treatment, Method for Producing Same, Modified Block Copolymer Composition Used for Same, and Method for Producing Said Modified Block Copolymer Composition
26 Feb 20
A main object of the present invention is to provide a block copolymer composition which has good elasticity, while having excellent stress relaxation properties.
Kousuke ISOBE, Sadaharu HASHIMOTO, Atsushi NOZAWA, Ryoji KAMEYAMA, Atsushi NORO, Takato KAJITA, Yushu MATSUSHITA
Filed: 30 Apr 18
Utility
Nonaqueous Secondary Battery Porous Film Composition, Nonaqueous Secondary Battery Porous Film, and Nonaqueous Secondary Battery
26 Feb 20
A composition for a non-aqueous secondary battery porous membrane including inorganic particles and a particulate polymer, wherein a volume-average particle diameter d0 of the inorganic particles is 0.1 μm or more and 1.0 μm or less, a weight ratio between the inorganic particles and the particulate polymer is within a range of 95:5 to 50:50, and a volume-average particle diameter d1 of the particulate polymer and the volume-average particle diameter d0 of the inorganic particles satisfy d1/d0>1; and a non-aqueous secondary battery including the same.
Takumi SUGIMOTO
Filed: 13 Jul 17
Utility
Crosslinkable Composition and Crosslinked Product
19 Feb 20
A crosslinkable composition containing: a liquid monocyclic olefin ring-opened polymer (A) having a reactive group at a polymer chain end thereof and a weight-average molecular weight (Mw) of 1,000 to 50,000; and a crosslinkable compound (B) having, in the molecule, two or more functional groups reactive with the reactive group at the polymer chain end of the monocyclic olefin ring-opened polymer (A).
Yasuo TSUNOGAE, Shingo OKUNO, Hiroyuki NITADORI
Filed: 24 Oct 17
Utility
Latex Composition
19 Feb 20
A latex composition contains a carboxy-modified conjugated diene polymer latex, a xanthogen compound, and a metal oxide.
Shunjin AIHARA, Junji KODEMURA
Filed: 8 Feb 18
Utility
Polymerizable Compound, Polymerizable Composition, Polymer, Optically Anisotropic Body, and Method for Producing Polymerizable Compound
12 Feb 20
A polymerizable compound has a practical low melting point, excellent solubility in a general-purpose solvent, and can produce an optical film at low cost, exhibits low reflected luminance, and achieves uniform conversion of polarized light over a wide wavelength band, an optically anisotropic article.
Kei SAKAMOTO, Satoshi KIRIKI, Kumi OKUYAMA, Kanako TAIRA
Filed: 7 Oct 19
Utility
Extrusion Dryer for Rubbery Polymer, Drying Method of Rubbery Polymer, and Production Method of Rubbery Polymer
12 Feb 20
An extrusion dryer for a rubbery polymer includes a cylinder equipped with a hopper for injection of the rubbery polymer at one end and a die at the other end.
Masao NAKAMURA, Kenichiro SUMIURA, Junichi IMAI
Filed: 22 Oct 17
Utility
Method for Producing Hydrogenated Conjugated Diene Polymer Latex
12 Feb 20
A method for producing a hydrogenated conjugated diene polymer latex includes: a hydrogenation step of dissolving or dispersing a hydrogenation catalyst containing a platinum group element in a latex of a conjugated diene polymer to hydrogenate a carbon-carbon unsaturated bond in the polymer; an insoluble complex formation step of complexing the platinum group element with a complexing agent to form an insoluble complex; and an insoluble complex removing step of continuously feeding the latex which has undergone the insoluble complex formation step to a centrifuge machine and continuously performing a centrifugation operation to continuously remove the insoluble complex from the latex and continuously discharge the insoluble complex out of the centrifuge machine.
Kentaro ONO, Chikara KATANO, Yasuaki WATANABE
Filed: 17 Jan 18
Utility
Elastomer Drying Method, Elastomer Manufacturing Method, Elastomer Drying Apparatus, and Elastomer Manufacturing System
12 Feb 20
An elastomer drying method and a drying apparatus capable of preventing elastomer powder from being attached to an inner surface of a wall of a drying chamber.
Toshihiro INOUE, Hiroshi NAKANO
Filed: 26 Mar 18