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).

  • Patent number: 11912888
    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: Grant
    Filed: September 20, 2021
    Date of Patent: February 27, 2024
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo Yamashita, Hisashi Mitsuhashi, Kenichi Katsukawa, Takeshi Maehira, Yoshimi Motonari
  • Publication number: 20240059835
    Abstract: A fluoropolyether group-containing silane compound represented by the following formula (1) or (2) where the various substituents are as defined herein:
    Type: Application
    Filed: October 20, 2023
    Publication date: February 22, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo YAMASHITA, Yusuke WATANABE, Akihiro GOTO, Kaori OZAWA, Hisashi MITSUHASHI, Hiroki KUBOTA
  • Publication number: 20240052180
    Abstract: A surface-treating agent including a fluoropolyether group-containing silane compound (A) represented by the following formula (1) and a fluoropolyether group-containing silane compound (B) represented by the following formula (2): RF1?—XA—RS1???(1) RS2?—XB—RF2—XB—RS2???(2).
    Type: Application
    Filed: October 19, 2023
    Publication date: February 15, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Yusuke WATANABE, Kaori OZAWA, Hisashi MITSUHASHI, Tsuneo YAMASHITA, Akihiro GOTO, Hiroki KUBOTA
  • Patent number: 11814537
    Abstract: A perfluoro(poly)ether group-containing silane compound represented by formula (A1), (A2), (B1) or (B2), wherein the symbols are as defined in the description. Also disclosed is a surface-treating agent including the silane compound, a pellet including the surface-treating agent and an article including a base material and a layer formed from the silane compound or surface-treating agent.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: November 14, 2023
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Hisashi Mitsuhashi, Masatoshi Nose, Takashi Nomura, Shinya Takano, Masato Naitou, Kaori Ozawa, Yuusuke Watanabe, Peter Hupfield
  • Publication number: 20230332012
    Abstract: A fluoropolyether group-containing silane compound represented by the following formula (1) or (2): wherein RF1, XA, R1, XB, RSi and RF2 are as defined herein. Also disclosed is a surface-treating agent containing the fluoropolyether group-containing silane compound and an article including a substrate and a layer on a surface of the substrate, wherein the layer is formed of the fluoropolyether group-containing silane compound.
    Type: Application
    Filed: June 22, 2023
    Publication date: October 19, 2023
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo YAMASHITA, Takeshi MAEHIRA, Hisashi MITSUHASHI
  • Publication number: 20230272227
    Abstract: A fluoropolyether group-containing silane compound represented by the following formula (I): RF1—R4—(OR3)m—R5—SiR1nR23-n [wherein the symbols are as described in the specification]. Also disclosed is a surface-treating agent containing the silane compound; a pellet including the surface-treating agent; and an article including a substrate and a layer on a surface of the substrate, wherein the layer is formed of the silane compound or the surface-treating agent.
    Type: Application
    Filed: May 4, 2023
    Publication date: August 31, 2023
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo YAMASHITA, Takeshi MAEHIRA, Hisashi MITSUHASHI
  • Publication number: 20230257528
    Abstract: A surface treating composition is shown and described herein. A surface treating composition comprises (i) a hybrid siloxane oligomer comprises organosilicon units wherein the oligomer comprises organosilicon units with fluoro-functional groups, and organosilicon units with other reactive functionality, and (ii) a perfluoro(poly)ether group containing silane compound. The surface treating composition can be employed to provide a hydrophobic and/or oleophobic surface coating on a surface of a substrate, which may impart other beneficial properties to the article.
    Type: Application
    Filed: July 1, 2021
    Publication date: August 17, 2023
    Inventors: Hisashi MITSUHASHI, Takashi NOMURA, Motoshi MATSUI, Noriaki FUKUDA, Raghavendra HEBBAR, Hao SHEN, Banpreet KAUR, Karthikeyan SIVASUBRAMANIAN, Shreedhar BHAT
  • Patent number: 11692061
    Abstract: A fluoro(poly)ether group-containing silane compound represented by any of the formulae (A1), (A2), (B1), (B2), (C1), or (C2). In the formulae, PFPE is each independently at each occurrence a group represented by the formula: —(OC3F6)d—, wherein the repeating unit OC3F6 of the formula includes a branched structure, and d is an integer of 2 or more and 200 or less. The symbols are as defined in the description.
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: July 4, 2023
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Hisashi Mitsuhashi, Takashi Nomura, Masato Naitou, Shinya Takano, Yuusuke Watanabe, Kaori Ozawa, Peter Hupfield
  • Publication number: 20230193102
    Abstract: A high temperature low outgas thermal interface material is provided. The thermal interface material includes a plurality of heat conducting particles dispersed within a fluorine containing fluid such as perfluoropolyether. The high temperature low outgas thermal interface material provides thermal conductivity between a heat source and a heat sink at temperatures greater than 200° C.
    Type: Application
    Filed: May 12, 2021
    Publication date: June 22, 2023
    Applicants: DAIKIN AMERICA, INC., DAIKIN INDUSTRIES, LTD.
    Inventors: Kiyomi TACHIHARA, Yoshiaki HONDA, Hisashi MITSUHASHI, Koji KIGAWA
  • Publication number: 20230137488
    Abstract: A fluoropolyether group-containing silane compound represented by the following formula (I) wherein the symbols are as defined herein:
    Type: Application
    Filed: December 29, 2022
    Publication date: May 4, 2023
    Applicant: DAIKIN INDUSTRIES, LTD
    Inventors: Kazuki MARUHASHI, Yoshiaki HONDA, Hisashi MITSUHASHI
  • Patent number: 11634608
    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: Grant
    Filed: March 23, 2021
    Date of Patent: April 25, 2023
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Tsuneo Yamashita, Masatoshi Nose, Hisashi Mitsuhashi, Saya Nii, Eiji Sakamoto, Kaori Ozawa
  • Publication number: 20230068054
    Abstract: A curable composition includes a perfluoro(poly)ether group-containing silane compound represented by the general formula (I) (wherein, definitions of each group are as described in the specification); (b) an organic silicon compound having at least two OR2 groups bonded to Si atom (here, R2s are each independently a hydrogen atom or a monovalent organic group at each appearance) or a partially hydrolyzed condensate thereof; and (c) a condensation catalyst.
    Type: Application
    Filed: December 10, 2020
    Publication date: March 2, 2023
    Applicants: MOMENTIVE PERFORMANCE MATERIALS JAPAN LLC, DAIKIN INDUSTRIES, LTD.
    Inventors: Isao IIDA, Kazuhisa ONO, Tetsuo FUJIMOTO, Kazuki MARUHASHI, Hisashi MITSUHASHI
  • Publication number: 20230068751
    Abstract: A curable composition includes: (A) a perfluoro(poly)ether group-containing silane compound having two or more Si atoms bonded to at least one group selected from the group consisting of a hydroxyl group and hydrolyzable groups; (B) a compound having at least two OR2 groups (in the formula, R2 is independently a hydrogen atom or a monovalent organic group at each occurrence) bonded to an Si atom (provided that (A) and (D) are excluded) or a partially hydrolyzed condensate thereof; (C) a condensation catalyst; and (D) a compound containing two or more alkoxysilyl groups in one molecule or a partially hydrolyzed condensate thereof (provided that (A) is excluded), with the linking group between the alkoxysilyl groups being a group other than that selected from the group consisting of an —O— group and a group having a siloxane bond.
    Type: Application
    Filed: December 10, 2020
    Publication date: March 2, 2023
    Applicants: MOMENTIVE PERFORMANCE MATERIALS JAPAN LLC, DAIKIN INDUSTRIES, LTD.
    Inventors: Isao IIDA, Kazuhisa ONO, Tetsuo FUJIMOTO, Kazuki MARUHASHI, Hisashi MITSUHASHI
  • Publication number: 20230068114
    Abstract: A curable composition contains (A) a perfluoro(poly)ether group-containing silane compound having two or more Si atoms bonded to at least one group selected from the group consisting of a hydroxyl group and a hydrolyzable group, (B) a compound (other than (A)) having at least two OR2 groups bonded to an Si atom (in the formula, R2 each independently are a hydrogen atom or a monovalent organic group at each occurrence) or a partial hydrolysis condensate thereof, (C) a condensation catalyst, and (D) surface-treated silica.
    Type: Application
    Filed: December 10, 2020
    Publication date: March 2, 2023
    Applicants: MOMENTIVE PERFORMANCE MATERIALS JAPAN LLC, DAIKIN INDUSTRIES, LTD.
    Inventors: Isao IIDA, Kazuhisa ONO, Tetsuo FUJIMOTO, Kazuki MARUHASHI, Hisashi MITSUHASHI
  • Publication number: 20230055125
    Abstract: A curable composition contains (A) a perfluoro(poly)ether group-containing silane compound having two or more Si atoms bonded to at least one group selected from the group consisting of a hydroxyl group and a hydrolyzable group, (B) a compound (other than (A)) having at least two OR2 groups bonded to an Si atom (in the formula, R2 each independently are a hydrogen atom or a monovalent organic group at each occurrence) or a partial hydrolysis condensate thereof, (C) a condensation catalyst, and (D) an inorganic filler with a primary particle size from 0.01 to 0.1 ?m.
    Type: Application
    Filed: December 10, 2020
    Publication date: February 23, 2023
    Applicants: MOMENTIVE PERFORMANCE MATERIALS JAPAN LLC, DAIKIN INDUSTRIES, LTD.
    Inventors: Isao IIDA, Kazuhisa ONO, Tetsuo FUJIMOTO, Kazuki MARUHASHI, Hisashi MITSUHASHI
  • Publication number: 20230059791
    Abstract: A moisture-curable curable composition includes a perfluoro(poly)ether group-containing silane compound (a1) represented by formula (I); a perfluoro(poly)ether group-containing silane compound (a2) represented by formula (II) (in each formula, the definition of each group is as defined in the specification); (b) an organic silicon compound having at least two OR2 groups (here, R2s are each independently a hydrogen atom or a monovalent organic group at each appearance) bonded to Si atom or a partially hydrolyzed condensate thereof; and (c) a condensation catalyst.
    Type: Application
    Filed: December 10, 2020
    Publication date: February 23, 2023
    Applicants: MOMENTIVE PERFORMANCE MATERIALS JAPAN LLC, DAIKIN INDUSTRIES, LTD.
    Inventors: Isao IIDA, Kazuhisa ONO, Tetsuo FUJIMOTO, Kazuki MARUHASHI, Hisashi MITSUHASHI
  • Patent number: 11578216
    Abstract: An antifouling article including a base material, a diamond-like carbon layer and an antifouling coating layer formed of a surface-treating agent on the diamond-like carbon layer. The surface-treating agent includes a group having a carbon-carbon unsaturated bond, a group having a carbon-nitrogen unsaturated bond, or a leaving group.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: February 14, 2023
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Hisashi Mitsuhashi, Yasuhiro Nakai
  • Patent number: 11560485
    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: Grant
    Filed: January 11, 2018
    Date of Patent: January 24, 2023
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Hisashi Mitsuhashi, Masatoshi Nose, Kaori Ozawa, Tsuneo Yamashita
  • Publication number: 20220251418
    Abstract: A surface-treating agent containing (1) a fluoroalkylsilane oligomer mixture; and (2) a perfluoroalkyl group-containing silane compound. Also disclosed is an article including a substrate and a layer on a surface of the substrate, the layer being formed of the surface-treating agent.
    Type: Application
    Filed: April 15, 2022
    Publication date: August 11, 2022
    Applicants: DAIKIN INDUSTRIES,LTD., MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Hisashi MITSUHASHI, Takashi NOMURA, Motoshi MATSUI, Kaori OZAWA, Hao SHEN, Antonio CHAVES, Martin WUSIK, Amy Hua MCKINSTRY
  • 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