Patents Assigned to Asahi Kasei Chemicals Corporation
  • Publication number: 20160053114
    Abstract: A resin composition contains: 60 to 95% by mass of polyphenylene ether (A); 35 to 0% by mass of styrene-based resin (B); and 15 to 5% by mass of elastomer component (C). The component (C) is present as dispersion particles in the resin composition. The dispersion particles have a number average particle size of 0.04 to 0.25 ?m.
    Type: Application
    Filed: April 15, 2014
    Publication date: February 25, 2016
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventor: Toru YAMAGUCHI
  • Publication number: 20160046804
    Abstract: A thermoplastic resin composition, comprising: an aromatic polycarbonate (A); a copolymer mixture (B) comprising a copolymer (b1) of a vinyl cyanide-based monomer and one or more kinds of monomers copolymerizable with said vinyl cyanide-based monomer, and a graft copolymer (b2) of a vinyl cyanide-based monomer, one or more kinds of monomers copolymerizable with said vinyl cyanide-based monomer and a rubbery polymer; and at least one kind of metal atom selected from the group consisting of Mg, Al and Ca, wherein the copolymer mixture (B) comprises an acetone-soluble component, wherein said acetone-soluble component has at least two peak tops, being peak top 1 and peak top 2, within the range of 15 to 50% of vinyl cyanide component content rate, when measuring the vinyl cyanide component content rate by high performance liquid chromatography, wherein the peak top 1 is present in the range of 15% or more to 30% or less of vinyl cyanide component content rate, wherein the peak top 2 is present in the range of
    Type: Application
    Filed: April 22, 2014
    Publication date: February 18, 2016
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Yoshikazu UEDA, Takayuki WAKITA
  • Patent number: 9259688
    Abstract: Provided are a method for reducing a nitrogen oxide in an exhaust gas from an internal combustion engine, a membrane module, an apparatus for reducing a nitrogen oxide from an internal combustion engine using the membrane module, and an internal combustion engine apparatus. A method for reducing a nitrogen oxide in an exhaust gas from an internal combustion engine, the method comprising: a step of bringing pressurized air into contact with one surface of a steam permeable membrane (11), and allowing water to flow along the other surface of the steam permeable membrane (11) to moisturize the pressurized air; and a step of introducing the moisturized air into the internal combustion engine.
    Type: Grant
    Filed: May 26, 2010
    Date of Patent: February 16, 2016
    Assignee: Asahi Kasei Chemicals Corporation
    Inventors: Atsushi Shimizu, Hirokazu Ohno, Tomohiro Niihama, Masahiro Tsukamoto, Yohsuke Koizumi
  • Patent number: 9260585
    Abstract: (Problem to be Solved) There is provided a reinforced polyamide resin pellet that is excellent in plasticization time stabilization properties during molding and molding appearance stability under molding conditions in long-term continuous molding. (Solution) A reinforced polyamide resin pellet comprising: (A) a polyamide resin having a melting point of 200 to 270° C.; and (B) at least one inorganic filler selected from the group consisting of chopped strand glass fibers, carbon fibers, wollastonite, talc, mica, kaolin, barium sulfate, calcium carbonate, apatite, sodium phosphate, fluorite, silicon nitride, potassium titanate, and molybdenum disulfide, and wherein the pellet has a length of 1 to 5 mm and a ratio of a cross-sectional major axis to minor axis (major axis/minor axis) of 1.3 to 2.5.
    Type: Grant
    Filed: May 23, 2012
    Date of Patent: February 16, 2016
    Assignee: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Yukiyoshi Sasaki, Tetsuo Kurihara
  • Publication number: 20160039987
    Abstract: The present invention relates to a multiporous hollow-fiber membrane containing a thermoplastic resin, in which an aspect ratio of outer surface pores is 10 or more, an aspect ratio of inner surface pores is 1 to 5, and a thickness of a polymer backbone forming the outer surface pores is 1 ?m to 20 ?m.
    Type: Application
    Filed: March 18, 2014
    Publication date: February 11, 2016
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Yuki MIKI, Daisuke OKAMURA
  • Patent number: 9255041
    Abstract: A method for producing a conjugated diolefin that can suppress reaction byproducts with high boiling point from remaining in steps following a quenching step by a quenching tower, and producing a conjugated diolefin (e.g., 1,3-butadiene) that can be used as a raw material for synthetic rubber, resin and the like, even when using an industrial grade mixed hydrocarbon that may not necessarily have a high purity as a raw material to produce the conjugated diolefin (e.g., butadiene). The method includes a step of producing a product gas by reaction containing a conjugated diolefin by feeding a hydrocarbon containing a monoolefin having 4 or more carbon atoms and oxygen to a reactor accommodated with a catalyst containing a metal oxide and a carrier, and a step of sending the product gas by reaction to a quenching tower and washing with a quenching agent (e.g., an organic amine aqueous solution).
    Type: Grant
    Filed: May 9, 2012
    Date of Patent: February 9, 2016
    Assignee: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Hiroyuki Yano, Haruhiko Watanabe
  • Publication number: 20160032092
    Abstract: This disclosure is to provide an automobile interior component formed of a reinforced polyphenylene ether-based resin composition, which is excellent in both urethane adhesion and in appearance after molding, mechanical properties such as tensile strength, bending strength and the like, and resident molding stability; and further has sufficient molding fluidity. Provided is an automobile interior component formed of a reinforced polyphenylene ether-based resin composition, containing a polyphenylene ether (A) whereof the reduced viscosity (chloroform solvent, measured at 30° C.) in the molded product is 0.30 to 0.45 dl/g, a styrene resin (B) and a glass fiber (C), where the content of the component (A) is 10 to 30 mass %, the content of the component (B) is 40 to 85 mass %, and the content of the component (C) is 5 to 30 mass % with respect to 100 mass % in total of the components (A) to (C).
    Type: Application
    Filed: July 28, 2015
    Publication date: February 4, 2016
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventor: Toru YAMAGUCHI
  • Patent number: 9249090
    Abstract: The present invention provides a method for producing N-substituted carbamic acid-O-aryl ester derived from a compound having an ureido group, the method comprising the step of carrying out esterification or esterification and transesterification from the compound having the ureido group and a hydroxy composition containing one type or a plurality of types of hydroxy compounds.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: February 2, 2016
    Assignee: Asahi Kasei Chemicals Corporation
    Inventors: Nobuhisa Miyake, Masaaki Shinohata, Atsushi Okubo
  • Publication number: 20160023994
    Abstract: Disclosed is a calcination apparatus, including: a calcination tube having open ends at both terminals; a pair of hoods, each hood covering each open end of the calcination tube; and a pair of rings, each ring sealing a gap between the calcination tube and the hood, wherein the rings are directly or indirectly fixed on an outer surface of the calcination tube; a groove is provided along a circumferential direction of the ring at a contact surface side between the ring and the hood; a sealed chamber surrounded by the hood and the groove is formed; and both the calcination tube and the rings rotate in a circumferential direction of the calcination tube while keeping the hood in contact with both sides of the groove.
    Type: Application
    Filed: October 2, 2015
    Publication date: January 28, 2016
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Eri TATENO, Masatoshi KANETA, Toshihiko FUKUZONO, Haruhiko WATANABE
  • Patent number: 9243007
    Abstract: The present invention provides organopolysiloxane comprising one or more unsaturated bond-containing group(s) in one molecule and having constitutional units F1, M1, and T in any combination of (i) F1 and M1, (ii) F1 and T, and (iii) F1, M1, and T: wherein R1 represents any selected from the group consisting of a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted aryl group, and a substituted or unsubstituted aralkyl group; R2 represents an unsaturated bond-containing group having 2 to 10 carbon atoms; X represents a divalent hydrocarbon group having 2 to 10 carbon atoms; Y represents a divalent hydrocarbon group having 2 to 10 carbon atoms; and a, b, and c each independently represent an integer of 1 or larger, wherein F1 represents a unit constituting cyclic organopolysiloxane.
    Type: Grant
    Filed: March 27, 2012
    Date of Patent: January 26, 2016
    Assignee: Asahi Kasei Chemicals Corporation
    Inventors: Yuji Okada, Yoshito Kuroda
  • Publication number: 20160016901
    Abstract: The present invention relates to an isothiocyanate production method using an organic primary amine and thiourea as starting materials; to a composition for transporting and storing an N-substituted O-substituted thiocarbamate that includes an N-substituted O-substituted thiocarbamate and a hydroxy compound, the equivalent weight ratio of hydroxy groups of the hydroxy compound with respect to the carbamate groups of the N-substituted O-substituted thiocarbamate being in the range of 1 to 100; to a composition for transporting and storing a compound with a thioureido group that includes a compound with a thioureido group and a hydroxy compound, the equivalent weight ratio of hydroxy groups of the hydroxy compound with respect to the thioureido groups of the compound with a thioureido group being in the range of 1 to 100; and to an isothiocyanate composition containing an isothiocyanate and a compound with a specific functional group.
    Type: Application
    Filed: February 28, 2014
    Publication date: January 21, 2016
    Applicant: Asahi Kasei Chemicals Corporation
    Inventors: Masaaki SHINOHATA, Yuji KOSUGI, Nobuhisa MIYAKE
  • Publication number: 20160016864
    Abstract: A process for producing butadiene from a monoolefin having 4 carbon atoms by a vapor-phase catalytic oxidation reaction in a fluidized bed reactor, including a first step of producing the butadiene by bringing the monoolefin having 4 carbon atoms into contact with a catalyst and a second step of removing a part of the catalyst from the fluidized bed reactor while the vapor-phase catalytic oxidation reaction is proceeding, regenerating the catalyst removed, and feeding the regenerated catalyst to the fluidized bed reactor while the vapor-phase catalytic oxidation reaction is proceeding, wherein a ratio of an amount (kg/hr) of the regenerated catalyst fed to an amount (kg/hr) of the monoolefin having 4 carbon atoms fed is 0.3% or more.
    Type: Application
    Filed: March 26, 2014
    Publication date: January 21, 2016
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Kenji AKAGISHI, Hiroyuki YANAGI, Mamoru WATANABE, Fukiko YOSHINO, Hideo MIDORIKAWA
  • Patent number: 9233918
    Abstract: An object of the present invention is to provide a process that enables isocyanate to be produced stably over a long period of time and at high yield without encountering problems of the prior art during production of isocyanate without using phosgene. The present invention discloses a process for producing an isocyanate by subjecting a carbamic acid ester to a thermal decomposition reaction, including the steps of: recovering a low boiling point component in a form of a gaseous phase component from a thermal decomposition reaction vessel in which the thermal decomposition reaction is carried out; recovering a liquid phase component containing a carbamic acid ester from a bottom of the thermal decomposition reaction vessel; and supplying all or a portion of the liquid phase component to an upper portion of the thermal decomposition reaction vessel.
    Type: Grant
    Filed: May 15, 2008
    Date of Patent: January 12, 2016
    Assignee: Asahi Kasei Chemicals Corporation
    Inventors: Masaaki Shinohata, Nobuhisa Miyake
  • Patent number: 9231335
    Abstract: A main object of the present invention is to provide a connection structure for a solar power generation module that has much better impact resistance at low temperature and flame retardancy even when made thinner and more compact. A connection structure for a solar power generation module according to the present invention is a connection structure for a solar power generation module, which links a solar power generation module with a cable for connecting to the solar power generation module, and includes a specific thermoplastic resin composition.
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: January 5, 2016
    Assignee: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Tadayuki Ishii, Hiroaki Furukawa, Hiroyuki Kono
  • Patent number: 9228057
    Abstract: A polyamide comprising a unit containing at least one (a) alicyclic dicarboxylic acid and a unit containing a (b) diamine having 8 or more carbon atoms, wherein the polyamide satisfies the following conditions (1) and (2): (1) a sulfuric acid relative viscosity ?r at 25° C. is 2.3 or more; and (2) Mw (weight average molecular weight)/Mn (number average molecular weight) is 4.0 or less.
    Type: Grant
    Filed: July 9, 2013
    Date of Patent: January 5, 2016
    Assignee: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Shinji Ieda, Koichi Nagase, Yu Nitto
  • Publication number: 20150360198
    Abstract: An object of the present invention is to provide, for the production of isobutene, a high-yielding, highly-selective, and long-term stable production process of isobutene from TBA. With respect to the production of TBA, an object of the present invention is to provide a TBA production process in which, through long-term stable maintenance of a high reaction activity, long-term continuous operation is enabled and the productivity is improved. The present invention discloses a process for producing isobutene that employs a dehydration temperature of from 200 to 450° C. in use of an alumina catalyst that contains a Na content of 0.6% by weight or less in terms of NaO2 and a Na content of 0.4% by weight in terms of NaO2, and has a specific surface area of from 200 to 600 m2/g.
    Type: Application
    Filed: August 26, 2015
    Publication date: December 17, 2015
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Tatsuo YAMAGUCHI, Hiroyuki NODA, Toru WATANABE, Shunya KIRINO
  • Publication number: 20150353669
    Abstract: A method for producing a polymer has: a polymerization step of polymerizing at least a conjugated diene monomer in a hydrocarbon solvent using an organolithium compound as a polymerization initiator, and obtaining a polymer; and, following steps (1) to (4), successively performing after the polymerization step: (1) a step of mixing an acid and water of 20 to 300 parts by mass into the solution containing the polymer of 100 parts by mass, (2) a step of adjusting an amount of the water to 10 parts by mass or less based on 100 parts by mass of the solution containing the polymer, (3) a step of adding a carbon oxide gas and/or a compound to be decarboxylated to the solution containing the polymer, and (4) a step of removing a solvent from the solution containing the polymer until a concentration of the polymer reaches 95 mass % or more.
    Type: Application
    Filed: January 8, 2014
    Publication date: December 10, 2015
    Applicant: Asahi Kasei Chemicals Corporation
    Inventors: Yoshifumi Araki, Eiji Sasaya, Takuya Suzuki
  • Publication number: 20150352214
    Abstract: Functional starch powder of 400% or more water retention capacity, 5 hr or more collapse time and 200 g or more gel indentation load.
    Type: Application
    Filed: July 16, 2015
    Publication date: December 10, 2015
    Applicants: ASAHI KASEI CHEMICALS CORPORATION, SANWA CORNSTARCH CO., LTD.
    Inventors: Kazuhiro OBAE, Ichirou IBUKI, Michihiro SUNAGO, Junichi TAKAHARA, Masaaki ENDO
  • Publication number: 20150344645
    Abstract: A molded article contains a methacrylic resin composition containing a methacrylic resin, and has a joining portion for being joined to a different member in at least part of the molded article, wherein a thickness t (mm) of the molded article excluding the joining portion and a resin flow length L (mm) of the molded article satisfy relationships of formulae (1) and (2) below: t<4.0??(1) L/t>100??(2), the methacrylic resin composition has a melt mass-flow rate value a (g/10 min) and a melt mass-flow rate value b (g/10 min) which satisfy relationships of formulae (3) and (4) below: 5.0<b/a??(3) 0.3<a<15??(4) wherein the melt mass-flow rate value a is determined at a load of 3.80 kgf and a test temperature of 230° C., and the melt mass-flow rate value b is determined at a load of 10.19 kgf and a test temperature of 230° C. according to JIS K7210:1999.
    Type: Application
    Filed: May 26, 2015
    Publication date: December 3, 2015
    Applicant: Asahi Kasei Chemicals Corporation
    Inventor: Katsura TSUJIMOTO
  • Patent number: 9203072
    Abstract: A microporous film, characterized in that it is prepared by a method comprising melting and kneading a polyolefin resin, inorganic particles and a plasticizer, forming the resultant mixture into a sheet, subjecting the rejecting the resultant sheet to a biaxial stretching treatment of a surface magnification of not less than 20 and less than 100 times, and then extracting the plasticizer, it has an inorganic particle content of 20 to 60 mass %, and it exhibits a piercing strength of 3.0 N/20 ?m or more.
    Type: Grant
    Filed: August 29, 2005
    Date of Patent: December 1, 2015
    Assignee: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Hiroshi Hatayama, Hiroshi Sogo