Patents Assigned to Hitachi Chemical Company, Ltd.
  • Patent number: 10526707
    Abstract: A heat exchanger type reaction tube includes a first tube part that forms a first flow channel into which a feed gas flows and in which the feed gas moves down; a second tube part that forms a second flow channel which is connected to the first flow channel and in which the feed gas moves up and that has a granular catalyst carrying support medium charged therein; and a heating device that heats the first tube part and the second tube part. Then, the first flow channel and the second flow channel are adjacent to each other while being separated from each other by a partition wall, and the second flow channel is provided with a distributor which holds the catalyst carrying support medium and through which the feed gas passes.
    Type: Grant
    Filed: July 28, 2013
    Date of Patent: January 7, 2020
    Assignees: THE UNIVERSITY OF TOKYO, HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Suguru Noda, Dong Young Kim, Yusuke Kon, Zhongming Chen, Eisuke Haba, Shunsuke Ueda
  • Patent number: 10520816
    Abstract: An object is to provide a method for forming a resist pattern able to form a resist pattern, in which the resist shape is favorable, the occurrence of resist footing can be reduced, and the adherence and the aspect ratio are improved; and provided is a method for forming a resist pattern comprising a step of forming a photosensitive resin layer on a substrate using a photosensitive resin composition for projection exposure; a step of exposing the photosensitive resin layer to active light projecting an image of a photomask through a lens; and a step of removing an unexposed part of the photosensitive resin layer from the substrate by development, wherein the photosensitive resin composition for projection exposure comprises an (A) binder polymer, a (B) photopolymerizing compound having an ethylenically unsaturated bond, and a (C) photopolymerization initiator; and a light transmittance of the photosensitive resin layer at a wavelength of 365 nm is not less than 58.0% and not more than 95.0%.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: December 31, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Masakazu Kume, Momoko Munakata
  • Patent number: 10519279
    Abstract: Provided are a thermosetting resin composition having especially good compatibility and having dielectric properties (low dielectric constant and low dielectric dissipation factor) in a high frequency range, high adhesion to conductor, excellent heat resistance, high glass transition temperature, low thermal expansion coefficient and high flame retardancy, and a prepreg, a laminate and a multilayer printed wiring board using the resin composition.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: December 31, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Takao Tanigawa, Yasuyuki Mizuno, Tomio Fukuda, Yuki Nagai, Hikari Murai
  • Patent number: 10513604
    Abstract: The present disclosure provides a binder resin composition comprising a polyolefin particle, an organic solvent and a polymer that is soluble in the organic solvent, as well as an electrode for a lithium ion secondary battery and a lithium ion secondary battery each using the binder resin composition.
    Type: Grant
    Filed: March 1, 2016
    Date of Patent: December 24, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Shunsuke Nagai, Hiroki Kuzuoka, Eisuke Haba, Kenji Takaoka, Nobuyuki Ogawa
  • Publication number: 20190386312
    Abstract: An energy device electrode contains a positive electrode mixture layer including a positive electrode active material, an electroconductive agent, and a binder resin, in which: a content ratio of the binder resin relative to a total mass of the positive electrode mixture layer is from 0.5% by mass to 5.5% by mass, and the binder resin comprises a resin including a structural unit derived from a nitrile group-containing monomer.
    Type: Application
    Filed: January 23, 2018
    Publication date: December 19, 2019
    Applicant: Hitachi Chemical Company, Ltd.
    Inventors: Hiroki KUZUOKA, Kenji SUZUKI, Shunsuke NAGAI
  • Publication number: 20190382530
    Abstract: A polyamideimide resin having an isocyanate group blocked with a compound selected from the group consisting of alcohols, oximes and lactams, and having a carboxyl group blocked with a vinyl ether group-containing compound.
    Type: Application
    Filed: March 1, 2017
    Publication date: December 19, 2019
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventor: Yasuyuki SAITO
  • Publication number: 20190375885
    Abstract: A production method for a glassy liquid-crystalline epoxy resin, comprising a process of cooling a liquid-crystalline epoxy resin to cause transition into a glassy state.
    Type: Application
    Filed: October 17, 2017
    Publication date: December 12, 2019
    Applicant: Hitachi Chemical Company, Ltd.
    Inventors: Shingo TANAKA, Tomoko HIGASHIUCHI, Naoki MARUYAMA, Kazumasa FUKUDA, Yoshitaka TAKEZAWA, Fusao HOJO
  • Patent number: 10506705
    Abstract: Provided is a multilayered transmission line plate including a pair of ground layers, a differential wiring disposed between a one-sided ground layer of the pair of ground layers and the other ground layer, an insulating layer (X) disposed between the differential wiring and the one-sided ground layer, and an insulating layer (Y) disposed between the differential wiring and the other ground layer, wherein the insulating layer (X) has a layer containing a resin and not containing a glass cloth; the insulating layer (X) or the insulating layer (Y) has a layer containing a glass cloth and a resin; and the thickness of the insulating layer (X) is equal to or less than the thickness of the insulating layer (Y).
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: December 10, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Yuusuke Kondou, Etsuo Mizushima, Takao Tanigawa, Yuki Nagai, Tomio Fukuda, Tetsurou Irino
  • Patent number: 10504864
    Abstract: There are provided are an adhesive composition that keeps storage stability and further gives a cured product wherein metallic bonds are formed in the state that the cured product wets its components and is satisfactorily spread between the components (or parts), thereby turning excellent in adhesive property, electroconductivity, and reliability for mounting such as TCT resistance or high-temperature standing resistance; an electronic-component-mounted substrate using the same; and a semiconductor device. The adhesive composition comprises electroconductive particles (A) and a binder component (B), wherein the electroconductive particles (A) include a metal (a1) having a melting point equal to or higher than the reflow temperature and containing no lead, and a metal (a2) having a melting point lower than the reflow temperature and containing no lead, and the binder component (B) includes a thermosetting resin composition (b1) and an aliphatic dihydroxycarboxylic acid (b2).
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: December 10, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Kaoru Konno, Hiroki Hayashi, Takashi Kawamori
  • Patent number: 10501669
    Abstract: A sugar alcohol microcapsule obtained by mixing particles that include molten sugar alcohol and are dispersed in an oil phase with a material that reacts with the particles, and encapsulating the sugar alcohol.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: December 10, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Hiroyuki Izumi, Masato Miyatake, Toshinori Makuta, Koutarou Kadoya
  • Publication number: 20190350083
    Abstract: A method for manufacturing a multilayer wiring board is disclosed. The method comprises a printed wiring board manufacturing step (I) of preparing printed wiring boards having both electrical connection pads for establishing an electrical connection between the boards and non-connection pads for not establishing an electrical connection between the boards on the same plane; and a lamination step (II) of overlaying the boards so that the electrical connection pads face each other, and laminating the boards so that the boards are bonded to each other through a conductive paste provided between the facing electrical connection pads. In the step (I), (Ia) an insulating film is attached to at least one of surfaces faced when the boards are overlaid in the lamination step (II), (Ib) holes are bored in the insulating film so that the electrical connection pads are exposed, and (Ic) a conductive paste is provided in the holes.
    Type: Application
    Filed: June 5, 2017
    Publication date: November 14, 2019
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Masahiro KATO, Eiichi SHINADA, Yuto TANABE
  • Publication number: 20190338068
    Abstract: An epoxy resin, comprising a first epoxy compound having a mesogenic structure and a second epoxy compound having two or more mesogenic structures that are the same as the mesogenic structure of the first epoxy compound, a proportion, determined by liquid chromatography, of the first epoxy compound being from 40% to 50% with respect to a total amount of the epoxy resin.
    Type: Application
    Filed: October 13, 2017
    Publication date: November 7, 2019
    Applicant: Hitachi Chemical Company, Ltd.
    Inventors: Naoki MARUYAMA, Tomoko HIGASHIUCHI, Kazumasa FUKUDA, Yuka YOSHIDA, Yoshitaka TAKEZAWA
  • Patent number: 10465089
    Abstract: The invention provides a varnish produced through reaction between a compound having an amino group and a resin having a functional group capable of reacting with an amino group, and having a polycyclic structure, wherein a portion of a plurality of the functional group of the resin is caused to react with the amino group of the compound in a solvent, and also a varnish produced through reaction between a compound having a phenolic hydroxyl group and a resin having a functional group capable of reacting with a phenolic hydroxyl group, and having a polycyclic structure, wherein a portion of a plurality of the functional group of the resin is caused to react with the phenolic hydroxyl group of the compound in the solvent. The invention also provides a prepreg, a resin-coated film, a metal-foil-clad laminate, and a printed wiring board produced by use of any of the varnishes.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: November 5, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Kouji Morita, Hikari Murai, Shin Takanezawa, Yasuo Inoue, Kazunaga Sakai
  • Patent number: 10456731
    Abstract: Disclosed is a CO2 concentration reducing device for separating and removing CO2 from a gas containing CO2 with a CO2 adsorbent, the CO2 concentration reducing device including: an adsorbent container which contains the CO2 adsorbent; and a heating unit which heats the CO2 adsorbent by an induction heating or a dielectric heating. Thus, a ventilation quantity can be reduced when CO2 accumulated in a room is removed, and an electric power required for the ventilation and the electric power required for air conditioning can be reduced.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: October 29, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Kohei Yoshikawa, Masato Kaneeda, Hidehiro Nakamura, Toshiaki Shirasaka
  • Patent number: 10461545
    Abstract: In a battery system that connects a plurality of types of batteries through a switch SW, when the switch SW is switched at a voltage (charge rate), it has been possible to increase a stored charge during charging, depending on the DC resistance of the battery. An object of the present invention is to provide switch SW switching control so that the stored charge can further be increased. A first feature of the present invention is to provide a battery system in which a first battery and a second battery are connected in parallel through the switch SW, including an estimator which estimates the charging current by measuring the resistance and OCV of each battery. The battery system can further increase the stored charge by switching to a switch SW combination that can increase the stored charge.
    Type: Grant
    Filed: June 15, 2015
    Date of Patent: October 29, 2019
    Assignee: Hitachi Chemical Company, Ltd.
    Inventors: Takeshi Inoue, Keizo Yamada, Tetsuya Matsumoto
  • Patent number: 10456743
    Abstract: Provided is an exhaust-gas treatment equipment including: a reaction container filled with a gas capture material that captures a particular gas component, the reactor container emitting gas obtained by removing the particular gas component from supplied gas by reaction of the supplied gas with the gas capture material; a temperature measuring element disposed in the reaction container, the temperature measuring element measuring a temperature of the gas capture material in the reaction container; a moving unit that freely moves the temperature measuring element in a direction that is parallel to a flow of the supplied gas flowing in the reaction container; and a control unit that estimates a deterioration state of the gas capture material using temperatures of the gas capture material at a plurality of different positions in the reaction container, the temperatures being measured by the temperature measuring element.
    Type: Grant
    Filed: August 8, 2016
    Date of Patent: October 29, 2019
    Assignee: Hitachi Chemical Company, Ltd.
    Inventors: Kohei Yoshikawa, Masato Kaneeda, Hidehiro Nakamura
  • Patent number: 10449622
    Abstract: It is an objective of the invention to provide a conductive joint article exhibiting electrical joinability comparable to that of solder joining of easy-to-solder joinable metals even when a joined member of the conductive joint article is made of a hard-to-solder joinable metal. There is provided a conductive joint article with conductive joined members electrically joined via a joining layer, at least one of the joined members being made of a hard-to-solder joinable metal. The joining layer comprises an oxide glass phase and a conductive metal phase. The oxide glass phase includes vanadium as a major constituent and at least one of phosphorus, barium and tungsten as an accessory constituent, and has a glass transition point of 390° C. or less. And, connection resistance between the joined members exhibits less than 1×10?5 ?/mm2.
    Type: Grant
    Filed: April 22, 2016
    Date of Patent: October 22, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Takashi Naito, Shinichi Tachizono, Kei Yoshimura, Yuji Hashiba, Kiyomi Nakamura, Taigo Onodera, Takuya Aoyagi, Tatsuya Miyake
  • Publication number: 20190313536
    Abstract: A method for manufacturing a multilayer wiring board is disclosed. The Method comprises a step (I) of preparing printed wiring boards having both electrical connection pads for establishing an electrical connection between the boards and non-connection pads for not establishing an electrical connection between the boards on the same plane; and a lamination step (II) of overlaying the boards so that the electrical connection pads face each other, and laminating the boards so that the boards are bonded to each other through a conductive material provided between the facing electrical connection pads. In the step (I), to at least one of surfaces faced when the boards are overlaid in the step (II), an insulating film having through holes formed in positions corresponding to the electrical connection pads on the surface is attached (Ia), and the conductive material is provided in the through holes (Ib).
    Type: Application
    Filed: June 5, 2017
    Publication date: October 10, 2019
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Yuto TANABE, Eiichi SHINADA, Masahiro KATO
  • Patent number: 10434750
    Abstract: The present invention relates to a resin film for a flexible printed circuit board consisting of a resin composition containing: a long-chain alkyl bismaleimide resin having a main chain containing an alkylene chain having 10 or more carbon atoms and a side chain containing an alkyl group bonded to the alkylene chain; and a curing agent having two or more functional groups reacting with the long-chain alkyl bismaleimide resin.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: October 8, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Masaki Takeuchi, Yoshitsugu Matsuura, Yuta Nakano, Kazuhito Obata, Katsuhiko Yasu
  • Publication number: 20190301754
    Abstract: Provided is an air conditioner 100 used in a space R containing a gas having a concentration of carbon dioxide of 5000 ppm or less, the air conditioner 100 including a flow path 10 connected to the space R, in which a removal section 10c for removing carbon dioxide contained in the gas is disposed in the flow path 10, an adsorbent 80 containing cerium oxide is disposed in the removal section 10c, and the carbon dioxide adsorbs on the adsorbent 80 as the adsorbent 80 comes into contact with the gas.
    Type: Application
    Filed: May 15, 2017
    Publication date: October 3, 2019
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Masahiro AOSHIMA, Toshikatsu SHIMAZAKI, Hidehiro NAKAMURA, Kouhei YOSHIKAWA, Masato KANEEDA