Patents Assigned to Asahi Kasei Kabushiki Kaisha
  • Publication number: 20200259148
    Abstract: This separator for electricity storage devices comprises a porous base and a thermoplastic polymer layer that is arranged in at least a part of the outermost surface of at least one surface of the porous base, and wherein: a thermoplastic polymer contained in the thermoplastic polymer layer contains a copolymer that has, as a monomer unit, an ethylenically unsaturated monomer (P) having a polyalkylene glycol group; and the thermoplastic polymer layer contains the thermoplastic polymer in an amount of more than 3% by mass but 100% by mass or less if the thermoplastic polymer layer is taken as 100% by mass.
    Type: Application
    Filed: November 18, 2016
    Publication date: August 13, 2020
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Hiroshi Miyazawa, Masanori Nakazawa, Masatoshi Ikemi, Naoki Machida
  • Patent number: 10738189
    Abstract: Provided are a resin composition and shaped product having excellent low-temperature impact resistance, chemical resistance, and tracking resistance, and having rigidity enabling adoption for mechanism components and structures. The resin composition contains (a) a polyphenylene ether resin, and further contains: (b-1) a hydrogenated block copolymer, and/or modified product thereof, having a peak molecular weight of 80,000 to 200,000 and (b-2) a hydrogenated block copolymer, and/or modified product thereof, having a peak molecular weight of at least 10,000 and less than 80,000; and/or (c) an olefinic polymer formed from an olefin other than propylene. The (a) component forms a continuous phase, polymer block B has a glass transition temperature of ?50° C. or lower, the (c) component has a brittleness temperature of ?50° C. or lower, and the composition does not substantially contain (g) polypropylene resin and has a flexural modulus of 1,600 MPa or more as measured in accordance with ISO 178.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: August 11, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Nozomi Inagaki, Kazuyuki Ogata
  • Publication number: 20200249104
    Abstract: Provided are a surface stress sensor that enables deterioration in measurement precision to be suppressed and a method for manufacturing the same. A surface stress sensor includes: a membrane configured to be bent by applied surface stress; a frame member configured to surround the membrane with gaps interposed therebetween when viewed from the thickness direction of the membrane; at least a pair of coupling portions configured to couple the membrane and the frame member; a flexible resistor configured to be disposed on at least one of the coupling portions and have a resistance value that changes according to bending induced in the coupling portion; and a support base member configured to be connected to the frame member and overlap the frame member when viewed from the thickness direction of the membrane, in which a cavity portion is disposed between the membrane and the support base member.
    Type: Application
    Filed: September 20, 2018
    Publication date: August 6, 2020
    Applicant: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Takanori MURAKAMI, Hidenori MOCHIZUKI, Daiki HIRASHIMA, Seiichi KATO, Kazuma KOMATSU
  • Publication number: 20200247962
    Abstract: The present disclosure aims to provide a resin reinforcing fiberglass, which has a high adhesiveness with a thermoplastic resin for enhancing the mechanical strength and the anti-mold fouling property of a thermoplastic resin composition, and a thermoplastic resin composition including such a fiberglass. A resin reinforcing fiberglass comprises (a) a fiberglass, and (b) a silane coupling agent and (c) a maleic anhydride grafted polymer, which are adhered to a surface of the (a) fiberglass.
    Type: Application
    Filed: February 4, 2020
    Publication date: August 6, 2020
    Applicant: ASAHI KASEI KABUSHIKI KAISHA
    Inventor: Minoru SAKATA
  • Patent number: 10730764
    Abstract: A fluid sterilization module includes an inner cylinder forming a processing flow path, a case portion in which the inner cylinder is accommodated, a member provided between an outer circumferential surface of the inner cylinder and an inner circumferential surface the case portion, a first chamber located in a region on a side of one end portion of the inner cylinder with respect to the member, in a gap between the inner cylinder and the case portion, a second chamber located in a region on a side of the other end portion of the inner cylinder with respect to the member, and a light emitting element provided in at least one of the one end portion and the other end portion of the inner cylinder, and configured to emit ultraviolet light to the object passing through the processing flow path.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: August 4, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Sho Sugiyama, Atsushi Kodama, Naoto Yabuki, Hiroyuki Kishi, Naoto Ito, Sumire Jinno
  • Patent number: 10732179
    Abstract: The object is to provide a lysis method, lysis treatment solution, detection method using an immunochromatographic device, and detection kit comprising an immunochromatographic device for detecting whether causative bacterium of mastitis is a staphylococcus or not by using milk of a livestock animal. There is provided a method for lysing a staphylococcus, which comprises the step of mixing a lysis agent containing a lytic enzyme, and at least one kind of ampholytic surfactant, and preferably further containing at least one kind of nonionic surfactant, with milk obtained form a livestock animal to lyse a staphylococcus existing in the milk. The lytic enzyme is preferably lysostaphin.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: August 4, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Koji Maehana, Kenji Matsuyama
  • Patent number: 10734225
    Abstract: A nitride semiconductor substrate includes a sapphire substrate and a nitride semiconductor layer formed thereon and containing a group III element including Al and nitrogen as a main component. A surface of the sapphire substrate where the nitride semiconductor layer is formed includes recesses having a maximum opening size of from 2 nm to 60 nm in an amount of from 1×109 pieces to 1×1011 pieces per cm2. The recesses and surfaces immediately above the recesses form spaces. Of a surface of the nitride semiconductor layer on the sapphire substrate side, a height difference ?H between a surface immediately above of each recess and a surface in contact with a flat surface is 10 nm or less. A portion of the nitride semiconductor layer above each recess has a crystalline structure produced by growth along a polar plane of the group III element.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: August 4, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Akira Yoshikawa, Tomohiro Morishita, Motoaki Iwaya
  • Patent number: 10731011
    Abstract: The present invention provides an ultra-high molecular weight polyethylene powder having a viscosity-average molecular weight of 10×104 or higher and 1000×104 or lower, wherein a difference between a temperature at which a torque value reaches 80% of the maximum torque value and a temperature at which the torque value reaches 20% of the maximum torque value is 0.1° C. or more and 50° C. or less in torque value measurement.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: August 4, 2020
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventor: Koichi Tsujimoto
  • Publication number: 20200243866
    Abstract: It is an object of the present disclosure to provide a thin-film carbon foam and a method of manufacture the same. It is another object of the present disclosure to provide a stack carbon foam having fewer through holes and a method of manufacturing the same. The carbon foam of the present disclosure is, for example, a stack carbon foam being a stack of at least two monolayer carbon foams stacked one another, each monolayer carbon foam comprising linear portions and node portions joining the linear portions, or a carbon foam comprising linear portions and node portions joining the linear portions, wherein the ratio of the number of large through holes having a diameter of 1 mm or more to the surface area of the carbon foam is 0.0003/mm2 or less.
    Type: Application
    Filed: August 21, 2018
    Publication date: July 30, 2020
    Applicant: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Atsushi SUZUKI, Junya YAMASHITA
  • Patent number: 10723840
    Abstract: Provided is a polyphenylene ether resin composition having excellent heat aging resistance and fluidity. A polyphenylene ether includes at least one structural unit selected from chemical formulae (1), (2), and (3).
    Type: Grant
    Filed: October 3, 2016
    Date of Patent: July 28, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Chihiro Orimo, Toru Yamaguchi, Mihoko Yamamoto, Akira Mitsui
  • Patent number: 10727495
    Abstract: A nitrogen-containing carbon material containing a nitrogen atom, a carbon atom, and a metal element X, in which the atomic ratio (N/C) of the nitrogen atom to the carbon atom is 0.005 to 0.3, the content of the metal element X is 0.1 to 20% by mass, and the average particle diameter is 1 to 300 nm.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: July 28, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Takeo Ichihara, Hidenori Hinago, Saya Tanaka
  • Patent number: 10719016
    Abstract: A photosensitive resin composition, ensuring that after a high-temperature storage test, a void is less likely to be generated at the interface of a Cu layer in contact with a polyimide layer and a high-adhesion polyimide layer is obtained, and a polyimide using the photosensitive resin composition, can be provided. Furthermore, a semiconductor device in which after a high-temperature storage test, a void is less likely to be generated at the interface of a Cu layer in contact with a polyimide layer and short circuiting or disconnection following a high-temperature storage test is unlikely to occur. A photosensitive resin composition is characterized by including a component (A) as a photosensitive polyimide precursor, and a component (B) containing a structure represented by formula (B1). (In formula (B1), Z is a sulfur or oxygen atom, and each of R1 to R4 independently represents a hydrogen atom or a monovalent organic group).
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: July 21, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Tomohiro Yorisue, Yoshito Ido, Taihei Inoue, Harumi Matsuda
  • Patent number: 10718061
    Abstract: An electrodeposition bath, water-washing baths, a first filtration membrane which feeds filtrate and concentrated-solution obtained by filtering electrodeposition-solution in the electrodeposition bath to the water-washing bath in a last stage and the electrodeposition bath, a feed system that feeds filtrate-water obtained by performing ultrafiltration or microfiltration on water after water-washing in the water-washing bath, a second filtration membrane which feeds filtrate and concentrated-solution obtained by filtering the filtrate-water fed by the feed system to the water-washing bath in the last stage and one of the electrodeposition bath and a water-washing bath other than the water-washing bath in the last stage, respectively, and a flow rate adjustment unit that adjusts a feed amount of each of the filtrate obtained by filtration by the first filtration membrane and the filtrate obtained by filtration by the second filtration membrane to the water-washing bath in the last stage are included.
    Type: Grant
    Filed: December 25, 2015
    Date of Patent: July 21, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Yoshiro Arimori, Toshiaki Kaneko
  • Patent number: 10720622
    Abstract: A microporous membrane according to the present invention is a microporous membrane containing a copolymerized high density polyethylene and a high density polyethylene, wherein a content of an ?-olefin unit having 3 or more carbon atoms in the microporous membrane is 0.01 mol % or more and 0.6 mol % or less, and a viscosity average molecular weight of the microporous membrane is less than 300,000. In addition, a battery separator according to the present invention contains the above microporous membrane. Further, a battery according to the present invention contains the above battery separator.
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: July 21, 2020
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Manabu Sekiguchi, Yuki Fukunaga, Keita Dohki
  • Patent number: 10717961
    Abstract: A cell culture system having a cell culture vessel, a composition controlling fluid storage vessel, a culture fluid composition controlling means having an inlet and an outlet for a cell culture fluid, an inlet-connected fluid feeding circuit from the cell culture vessel to the inlet of the culture fluid composition controlling means, an outlet-connected fluid feeding circuit from the cell culture vessel to the outlet of the culture fluid composition controlling means, a means which perfuses the cell culture fluid from the inlet-connected fluid feeding circuit to the outlet-connected fluid feeding circuit through the culture fluid composition controlling means, and a means which controls the amount of fluid in the cell culture vessel, in which compositions of the cell culture fluid in the cell culture vessel and compositions of the composition controlling fluid in the composition controlling fluid storage vessel can be controlled in a continuous manner.
    Type: Grant
    Filed: April 24, 2013
    Date of Patent: July 21, 2020
    Assignees: ASAHI KASEI KABUSHIKI KAISHA, TOKYO WOMEN'S MEDICAL UNIVERSITY
    Inventors: Ushio Iwamoto, Michi Sato, Kanako Konishi, Katsuhisa Matsuura, Tatsuya Shimizu, Teruo Okano
  • Publication number: 20200223706
    Abstract: A GIS-type zeolite, having a diffraction peak of (1 0 1) at a diffraction angle 2?=12.55 to 12.90° in a spectrum obtained by X-ray diffraction.
    Type: Application
    Filed: March 27, 2019
    Publication date: July 16, 2020
    Applicant: ASAHI KASEI KABUSHIKI KAISHA
    Inventor: Takayuki AKAOGI
  • Patent number: 10715675
    Abstract: An apparatus which allows smooth conversation with improved sound quality to be performed independently of the magnitude of noise or the like in a vehicle. A transmission system is provided, which transmits a sound signal from a first microphone provided corresponding to a first position to a speaker provided corresponding to a second position. A transmission apparatus, a transmission method, and a program include: an evaluating unit which evaluates at least one of a level of a direct sound transmitted from the first position to the second position without intervention of the first microphone and the speaker, a noise level, and an operating state of a noise source; and a delay setting unit which sets a transmission delay from the first microphone to the speaker based on an evaluation result of the evaluating unit.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: July 14, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Shinya Matsui, Kenji Onaka
  • Patent number: 10711105
    Abstract: This resin composition is characterized by comprising (a) 100 parts by mass of a polyimide precursor containing a structural unit represent by general formula (1) (wherein, R1 and R2 are each independently selected from a hydrogen atom, monovalent aliphatic hydrocarbons having 1-20 carbon atoms, and aromatic groups, and X1 is a tetravalent organic group having 4-32 carbon atoms), (b) 0.001-5 parts by mass of a silicone-based surfactant, and (c) an organic solvent.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: July 14, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Yoshiki Miyamoto, Yasuhito Iizuka, Masaki Maitani, Takayuki Kanada
  • Publication number: 20200215814
    Abstract: A web processing system which includes two rollers configured to rotate at the same phase while being in contact with a web which continuously exists along a movement passage and a suppressing mechanism for suppressing a tension variation of the web between the two rollers.
    Type: Application
    Filed: March 18, 2020
    Publication date: July 9, 2020
    Applicants: SUMITOMO HEAVY INDUSTRIES, LTD., ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Kiyoto MIYOSHI, Takatora ANDO, Keita SUZUKI, Shinya MATSUBARA, Taishi HITOMI, Makoto IKEDA
  • Publication number: 20200216387
    Abstract: An isocyanate production method is characterized by having: a carbamation step in which a carbonic acid ester, an inorganic acid salt of an amino acid derivative, and a basic compound are reacted to obtain a reaction mixture containing a carbamic acid ester derived from the carbonic acid ester, a hydroxy compound derived from the carbonic acid ester, and the carbonic acid ester; and a thermal decomposition step in which the carbamic acid ester is subjected to a thermal decomposition reaction to obtain an isocyanate.
    Type: Application
    Filed: May 15, 2018
    Publication date: July 9, 2020
    Applicant: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Nobuhisa MIYAKE, Yuji KOSUGI, Yusuke SAKURAI, Masaaki SHINOHATA