Patents by Inventor Hisashi Mitsuhashi

Hisashi Mitsuhashi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220153929
    Abstract: A surface-treating agent containing a fluoropolyether group-containing silane compound (A) and a fluoropolyether group-containing silane compound (B) represented by formula (1) or (2) below: RF1?—XA—RSi???(1) RSi?—XA—RF2—XA—RSi???(2) wherein RF1, XA, RSi, RF2, ?, ? and ? are as defined herein.
    Type: Application
    Filed: February 1, 2022
    Publication date: May 19, 2022
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo YAMASHITA, Takeshi MAEHIRA, Hisashi MITSUHASHI
  • Publication number: 20220135839
    Abstract: A surface-treating agent containing a fluorine-containing silane compound; and a metal compound, wherein a metal atom contained in the metal compound is one or more metal atoms selected from transition metal atoms of Groups 3 to 11 and typical metal atoms of Groups 12 to 15 of the periodic table.
    Type: Application
    Filed: January 14, 2022
    Publication date: May 5, 2022
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Takashi NOMURA, Masato NAITOU, Kaori OZAWA, Nozomi NAKANO, Hisashi MITSUHASHI
  • Publication number: 20220119592
    Abstract: A surface-treating agent including a component (A) which is at least one fluoropolyether group-containing compound of formula (1A) or (2A) shown below; a component (B) which is at least one fluoropolyether group-containing compound of the following formula (1B) or (2B) shown below; and a component (C) which is one or more fluorine-containing oils: Rf1A?1—XA—RA?1??(1A) RA?1—XA—Rf2A—XA—RA?1??(2A) Rf1B?2—XB—RB?2??(1B) RB?2—XB—Rf2B—XB—RB?2??(2B) wherein formulas (1A), (2A), (1B and (2B) are as defined herein.
    Type: Application
    Filed: January 3, 2022
    Publication date: April 21, 2022
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo YAMASHITA, Takeshi MAEHIRA, Kenichi KATSUKAWA, Hisashi MITSUHASHI
  • Publication number: 20220081574
    Abstract: A surface-treating agent including at least one fluoropolyether group-containing compound of the following formula (1) or (2) as defined herein and a chlorine ion, wherein a chlorine ion concentration in the surface-treating agent is 0.1 ppm by mass or more and 1.0 ppm by mass or less. Also disclosed is a pellet including the surface-treating agent and an article including a base material and a layer which is formed on a surface of the base material from the surface-treating agent: RF1?—XA—RSi???(1) RSi?—XA—RF2—XA—RSi???(2).
    Type: Application
    Filed: November 29, 2021
    Publication date: March 17, 2022
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Kazuki MARUHASHI, Kaori OZAWA, Hisashi MITSUHASHI
  • Publication number: 20220081590
    Abstract: A method for producing an article including a substrate and a surface-treating layer formed from a surface-treating agent containing a fluorine-containing silane compound formed thereon, the method including: simultaneously depositing Si and another metal on the substrate to form an intermediate layer containing a composite oxide containing Si; and forming a surface-treating layer directly on the intermediate layer, wherein, the fluorine-containing silane compound is at least one fluoropolyether group-containing compound represented by the following formula (1) or (2): RF1?—XA—RSi???(1) RSi?—XA—RF2—XA—RSi???(2) where RF1, RF2, RSi, XA, ?, ? and ? are as defined herein.
    Type: Application
    Filed: November 19, 2021
    Publication date: March 17, 2022
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Takashi Nomura, Masato Naitou, Kaori Ozawa, Nozomi Nakano, Hisashi Mitsuhashi, Yuusuke Watanabe
  • Publication number: 20220017694
    Abstract: A fluoropolyether group-containing compound of the following formula (1) or (2): RF1—X—RSi??(1) RSi—X—RF2—X—RSi??(2) wherein RF1, RSi and RF2 are as defined herein.
    Type: Application
    Filed: September 24, 2021
    Publication date: January 20, 2022
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo YAMASHITA, Hisashi Mitsuhashi, Takeshi Maehira, Yoshimi Motonari
  • Publication number: 20220010062
    Abstract: A fluoropolyether group-containing compound of formula (1) or (2) below: RF1—X—RSi??(1) RSi—X—RF2—X—RSi??(2) wherein RF1, RSi and RF2 are as defined herein.
    Type: Application
    Filed: September 23, 2021
    Publication date: January 13, 2022
    Applicant: Daikin Industries, Ltd.
    Inventors: Tsuneo Yamashita, Hisashi Mitsuhashi, Kenichi Katsukawa, Takeshi Maehira, Yoshimi Motonari
  • Publication number: 20220010064
    Abstract: A fluoropolyether group-containing compound of the following formula (1): wherein RF1 and RSi are as defined herein.
    Type: Application
    Filed: September 28, 2021
    Publication date: January 13, 2022
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo YAMASHITA, Hisashi MITSUHASHI, Takeshi MAEHIRA, Yoshimi MOTONARI
  • Publication number: 20220010063
    Abstract: A fluoropolyether group-containing compound of formula (1) or (2): wherein RF1, RX1, RX2 and RSi are as defined herein.
    Type: Application
    Filed: September 27, 2021
    Publication date: January 13, 2022
    Applicant: Daikin Industries, Ltd.
    Inventors: Tsuneo Yamashita, Hisashi Mitsuhashi, Takeshi Maehira, Yoshimi Motonari
  • Publication number: 20220002587
    Abstract: A fluoropolyether group-containing compound represented by formula (1) or (2) below: wherein RSi is represented by formula (Si), and the symbols are as defined in the description —X1—SiRa1p1Rb1q1Rc1r1??(S1).
    Type: Application
    Filed: September 20, 2021
    Publication date: January 6, 2022
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo YAMASHITA, Hisashi Mitsuhashi, Kenichi Katsukawa, Takeshi Maehira, Yoshimi Motonari
  • Patent number: 11193026
    Abstract: A perfluoro(poly)ether group containing silane compound represented by the formula (1a) or the formula (1b): A-Rf—X—SiQkY3-k??(1a) Y3-kQkSi—X—Rf—X—SiQkY3-k??(1b) as defined herein. Also disclosed is a process for producing the compound, a surface-treating agent containing the compound, a pellet containing the surface-treating agent and an optical member including a base material and a layer formed on a surface of the base material from the compound.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: December 7, 2021
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Hisashi Mitsuhashi, Takashi Nomura, Akinari Sugiyama
  • Patent number: 11174349
    Abstract: A perfluoro(poly)ether group containing silane compound of formula (1a) or (1b): (Rf-PFPE)?-X—(CRakRblRcm)???(1a) (RcmRblRakC)?—X-PFPE-X—(CRakRblRcm)???(1b) wherein the symbols are as defined herein.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: November 16, 2021
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Hisashi Mitsuhashi, Mayuko Takano, Takashi Namikawa, Takashi Nomura
  • Patent number: 11142653
    Abstract: The present invention provides a method for producing an antifouling film having excellent antifouling properties and rubbing resistance. The method for producing an antifouling film of the present invention includes Process (1) of applying a resin to a surface of a substrate; Process (2) of pushing the substrate to a die with the resin in between to form an uneven structure on a surface of the resin; and Process (3) of curing the resin including the uneven structure on the surface thereof to form a polymer layer. The resin contains an antifouling agent that contains a compound containing a perfluoro(poly)ether group. The die includes a surface having undergone release treatment using a release agent containing a compound that contains a perfluoro(poly)ether group, a hydrolyzable group, and a Si atom.
    Type: Grant
    Filed: July 3, 2017
    Date of Patent: October 12, 2021
    Assignees: SHARP KABUSHIKI KAISHA, DAIKIN INDUSTRIES, LTD.
    Inventors: Hidekazu Hayashi, Tokio Taguchi, Kenichiro Nakamatsu, Yasuhiro Shibai, Ken Atsumo, Tsuneo Yamashita, Saya Nii, Eiji Sakamoto, Kakeru Hanabusa, Hisashi Mitsuhashi, Takayuki Araki
  • Publication number: 20210284798
    Abstract: A polyether group-containing compound of the formula (I). In each of the compound of the formula (I), one or two R— are represented by (Rf—Xf1-PE-Xf2)?—X1—, and one or two R— are represented by RSi—. The symbols are as defined in the description.
    Type: Application
    Filed: May 26, 2021
    Publication date: September 16, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo YAMASHITA, Takashi Nomura, Kaori Ozawa, Hisashi Mitsuhashi
  • Patent number: 11118085
    Abstract: The invention aims to provide a substrate whose water-repellency is less likely to be deteriorated even after long-term use in an ultraviolet-exposure environment. The substrate of the invention includes a surface-treating layer, and exhibits a static contact angle with water of 100 degrees or greater after a 400-hour accelerated weathering test performed under the following conditions: <conditions of accelerated weathering test> preparing a UVB-313 lamp exhibiting an irradiance of 0.63 W/m2 at a wavelength of 310 nm; placing the surface-treating layer of the substrate apart from the lamp by 5 cm; and after every 24-hour irradiation, wiping the surface-treating layer with a cloth impregnated with water and with a cloth impregnated with ethanol, followed by drying.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: September 14, 2021
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Masatoshi Nose, Tsuneo Yamashita, Kaori Ozawa, Hisashi Mitsuhashi
  • Publication number: 20210277258
    Abstract: A surface-treating agent including a perfluoro(poly)ether group-containing silane compound and a perfluoro(poly)ether group-containing compound. The perfluoro(poly)ether group-containing compound contains a radical capturing group or a UV absorbing group in the molecule.
    Type: Application
    Filed: January 11, 2018
    Publication date: September 9, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Hisashi MITSUHASHI, Masatoshi NOSE, Kaori OZAWA, Tsuneo YAMASHITA
  • Publication number: 20210206994
    Abstract: A surface-treating agent including (?) a compound represented by the following formula (?1) or formula (?2) and (?) a perfluoropolyether group-containing silane compound having an OCF2 unit:
    Type: Application
    Filed: March 9, 2021
    Publication date: July 8, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Masatoshi NOSE, Hisashi MITSUHASHI
  • Publication number: 20210206995
    Abstract: A compound represented by the following formula (1): wherein R1 is a monovalent organic group containing a polyether chain; X1 and X2 are each individually a monovalent group; and the polyether chain is a chain represented by the following formula: —(OC6F12)m11—(OC5F10)m12—(OC4F8)m13—(OC3X106)m14—(OC2F4)m15—(OCF2)m16—, wherein m11, m12, m13, m14, m15, and m16 are each individually an integer of 0 or 1 or greater; X10s are each individually H, F, or Cl; the repeating units are present in any order; and the sum of m11 to m16 is an integer of 10 or greater, R1 being other than those containing a urethane bond.
    Type: Application
    Filed: March 23, 2021
    Publication date: July 8, 2021
    Applicant: Daikin Industries, Ltd.
    Inventors: Tsuneo Yamashita, Masatoshi Nose, Hisashi Mitsuhashi, Saya Nii, Eiji Sakamoto, Kaori Ozawa
  • Patent number: 10988633
    Abstract: The invention aims to provide a novel compound to be suitably used for antifouling agents. The compound of the invention is represented by the following formula (1): wherein R1 is a monovalent organic group containing a polyether chain; X1 and X2 are each individually a monovalent group; and the polyether chain is a chain represented by the following formula: —(OC6F12)m11—(OC5F10)m12—(OC4F8)m13—(OC3X106)m14—(OC2F4)m15—(OCF2)m16—, wherein m11, m12, m13, m14, m15, and m16 are each individually an integer of 0 or 1 or greater; X10s are each individually H, F, or Cl; and the repeating units are present in any order.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: April 27, 2021
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo Yamashita, Masatoshi Nose, Hisashi Mitsuhashi, Saya Nii, Eiji Sakamoto, Kaori Ozawa
  • Publication number: 20210057750
    Abstract: An electrode having a coating layer formed from a composition including a perfluoropolyether group-containing compound represented by the formula (A1), (A2), (B1), (B2), (C1), (C2), (D1), (D2), (E1) or (E2) as defined herein, wherein in the composition, compounds represented by formulae (A2), (B2), (C2), (D2) and (E2) are 0.1 mol % or more and 35 mol % or less based on the total amount of compounds represented by formulae (A1), (B1), (C1), (D1) and (E1) and compounds represented by formulae (A2), (B2), (C2), (D2) and (E2). Also disclosed is an electrochemical device including the electrode.
    Type: Application
    Filed: November 6, 2020
    Publication date: February 25, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Shigeaki YAMAZAKI, Yoshiaki HONDA, Toshiharu SHIMOOKA, Yoshimi MOTONARI, Hisashi MITSUHASHI