Patents by Inventor Takeshi MAEHIRA

Takeshi MAEHIRA 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: 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: 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: 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: 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: 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: 10870729
    Abstract: A surface-treating agent containing (1) at least one perfluoro(poly)ether group containing silane compound of any of the formulae (A1), (A2), (B1), (B2), (C1), (C2), (D1) and (D2): and (2) a fluorine containing oil of the general formula (O): Rf1-PFPE?-Rf2??(O) wherein: each of the symbols are as defined herein. A content of the fluorine containing oil having a molecular weight of 2.0 or more times higher than the number average molecular weight of the fluorine-containing oils among the fluorine containing oil of the formula (O) is 10 mol % or less.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: December 22, 2020
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Daiki Ishii, Yoshiaki Honda, Takeshi Maehira, Nozomi Nakano
  • Publication number: 20190031828
    Abstract: A surface-treating agent containing (1) at least one perfluoro(poly)ether group containing silane compound of any of the formulae (A1), (A2), (B1), (B2), (C1), (C2), (D1) and (D2): and (2) a fluorine containing oil of the general formula (O): Rf1-PFPE?-Rf2??(O) wherein: each of the symbols are as defined herein. A content of the fluorine containing oil having a molecular weight of 2.0 or more times higher than the number average molecular weight of the fluorine-containing oils among the fluorine containing oil of the formula (O) is 10 mol % or less.
    Type: Application
    Filed: January 24, 2017
    Publication date: January 31, 2019
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Daiki ISHII, Yoshiaki HONDA, Takeshi MAEHIRA, Nozomi NAKANO
  • Publication number: 20180326701
    Abstract: An article including a base material of zirconium oxide, an intermediate layer located on the base material, and a surface treating layer formed from a surface treating agent containing a fluorine-containing silane compound located on the intermediate layer, wherein the intermediate layer includes one or more metal oxides. Also disclosed is a process for forming the surface treating layer and a process for producing the article.
    Type: Application
    Filed: November 4, 2016
    Publication date: November 15, 2018
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Yoshiaki HONDA, Takeshi MAEHIRA