Patents by Inventor Sadahiro Kato

Sadahiro Kato 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: 11925930
    Abstract: In an apparatus, a gas containing CH4 and CO2 is supplied from a first supply unit to a synthetic gas production unit which generates a synthetic gas containing CO and H2 while heating a first catalytic structure; the synthetic gas is supplied to a gas production unit which generates a lower olefin-containing gas including propylene while heating a second catalytic structure; and a detection unit detects propylene discharged from the gas production unit. The first catalytic structure includes first supports having a porous structure and a first metal fine particle that is present in first channels of the first supports. The second catalyst structure includes second supports having a porous structure and a second metal fine particle in the second supports. The second supports have a second channels, a portion of which have an average inner diameter of 0.95 nm or less.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: March 12, 2024
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yuichiro Banba, Kaori Sekine, Yukako Nakai, Mai Nishii, Masayuki Fukushima, Sadahiro Kato, Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa
  • Patent number: 11904306
    Abstract: A catalyst structure includes a carrier having a porous structure composed of a zeolite type compound and at least one catalytic material existing in the carrier. The carrier has channels communicating with each other, and the catalytic material is a metal fine particle and exists at least in the channel of the carrier.
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: February 20, 2024
    Assignee: Furukawa Electric Co., Ltd.
    Inventors: Sadahiro Kato, Masayuki Fukushima, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine, Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa
  • Publication number: 20230330646
    Abstract: A method for making a functional structural body includes a skeletal body of a porous structure composed of a zeolite-type compound, and at least one type of metallic nanoparticles present in the skeletal body, the skeletal body having channels connecting with each other, the metallic nanoparticles being present at least in the channels of the skeletal body.
    Type: Application
    Filed: April 19, 2023
    Publication date: October 19, 2023
    Applicants: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA, Sadahiro KATO, Masayuki FUKUSHIMA, Kojiro INAMORI, Hiroko TAKAHASHI, Yuichiro BANBA, Kaori SEKINE
  • Patent number: 11701646
    Abstract: A structured catalyst for steam reforming of the present disclosure is used for producing reformed gas containing hydrogen from a reforming raw material containing hydrocarbon, and includes a support having a porous structure constituted of a zeolite-type compound, and at least one catalytic substance present inside the support. The support includes channels connecting with each other, and the catalytic substance is metal nanoparticles and present at least in the channels of the support.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: July 18, 2023
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
  • Publication number: 20230201814
    Abstract: To provide a functional structural body that can realize a long life time by suppressing the decline in function of the functional substance and that can attempt to save resources without requiring a complicated replacement operation, and to provide a method for making the functional structural body. The functional structural body (1) includes a skeletal body (10) of a porous structure composed of a zeolite-type compound, and at least one functional substance (20) present in the skeletal body (10), the skeletal body (10) has channels (11) connecting with each other, and the functional substance is present at least in the channels (11) of the skeletal body (10).
    Type: Application
    Filed: February 17, 2023
    Publication date: June 29, 2023
    Applicants: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA, Sadahiro KATO, Masayuki FUKUSHIMA, Kojiro INAMORI, Hiroko TAKAHASHI, Yuichiro BANBA, Kaori SEKINE
  • Patent number: 11684909
    Abstract: To provide a highly active structured catalyst for methanol reforming that suppresses the decline in catalytic function and has excellent catalytic function, and a methanol reforming device. A structured catalyst for methanol reforming, including: a support of a porous structure composed of a zeolite-type compound; and a catalytic substance present in the support, in which the support has channels communicating with each other, and the catalytic substance is present at least in the channels of the support.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: June 27, 2023
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
  • Patent number: 11680211
    Abstract: Provided is a structured catalyst for hydrodesulfurization that suppresses the decline in catalytic activity and achieves efficient hydrodesulfurization. The structured catalyst for hydrodesulfurization (1) includes a support (10) of a porous structure composed of a zeolite-type compound, and at least one catalytic substance (20) present in the support (10), the support (10) having channels (11) connecting with each other, and the catalytic substance (20) being present at least in the channels (11) of the support (10).
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: June 20, 2023
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
  • Patent number: 11666894
    Abstract: Provided are a structured catalyst for CO shift or reverse shift that can realize a long life time by suppressing the decline in function, a method for producing the same, a CO shift or reverse shift reactor, a method for producing carbon dioxide and hydrogen, and a method for producing carbon monoxide and water. The structured catalyst for CO shift or reverse shift (1) includes a support (10) of a porous structure composed of a zeolite-type compound, and at least one CO shift or reverse shift catalytic substance (20) present in the support (10), the support (10) has channels (11) connecting with each other, and the CO shift or reverse shift catalytic substance (20) is present at least in the channels (11) of the support (10).
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: June 6, 2023
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
  • Patent number: 11654422
    Abstract: To provide a structured catalyst for catalytic cracking or hydrodesulfurization that suppresses decline in catalytic activity, achieves efficient catalytic cracking, and allows simple and stable obtaining of a substance to be modified. The structured catalyst for catalytic cracking or hydrodesulfurization (1) includes a support (10) of a porous structure composed of a zeolite-type compound and at least one type of metal oxide nanoparticles (20) present in the support (10), in which the support (10) has channels (11) that connect with each other, the metal oxide nanoparticles (20) are present at least in the channels (11) of the support (10), and the metal oxide nanoparticles (20) are composed of a material containing any one or two more of the oxides of Fe, Al, Zn, Zr, Cu, Co, Ni, Ce, Nb, Ti, Mo, V, Cr, Pd, and Ru.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: May 23, 2023
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
  • Patent number: 11655157
    Abstract: A functional structural body that can realize a prolonged life time by suppressing the decrease in function and that can fulfill resource saving without requiring a complicated replacement operation is provided. A functional structural body includes a skeletal body of a porous structure composed of a zeolite-type compound; and at least one solid acid present in the skeletal body, the skeletal body has channels connecting with each other, and the solid acid is present at least in the channels of the skeletal body.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: May 23, 2023
    Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Kojiro Inamori, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
  • Patent number: 11648542
    Abstract: To provide a functional structural body that can realize ong life time by suppressing the decline in function of the functional substance and that can attempt to save resources without requiring a complicated replacement operation, and to provide a method for making the functional structural body. The functional structural body (1) includes a skeletal body (10) of a porous structure composed of a zeolite-type compound, and at least one functional substance (20) present in the skeletal body (10), the skeletal body (10) has channels (11) connecting with each other, and the functional substance is present at least the channels (11) of the skeletal body (10).
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: May 16, 2023
    Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Kojiro Inamori, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
  • Patent number: 11648543
    Abstract: Provide is a functional structural body that can suppress aggregation of metal oxide nanoparticles and prevent functional loss of metal oxide nanoparticles, and thus exhibit a stable function over a long period of time. A functional structural body (1) includes: a skeletal body (10) of a porous structure composed of a zeolite-type compound; and at least one type of metal oxide nanoparticles (20) containing a perovskite-type oxide present in the skeletal body (10), the skeletal body (10) having channels (11) that connect with each other, and the metal oxide nanoparticles (20) being present at least in the channels (11) of the skeletal body (10).
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: May 16, 2023
    Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Kojiro Inamori, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
  • Patent number: 11648538
    Abstract: A functional structural body includes a skeletal body of a porous structure composed of a zeolite-type compound, and at least one type of metallic nanoparticles present in the skeletal body, the skeletal body having channels connecting with each other, the metallic nanoparticles being present at least in the channels of the skeletal body.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: May 16, 2023
    Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Kojiro Inamori, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
  • Publication number: 20230009052
    Abstract: The structured catalyst for oxidation for exhaust gas purification includes a support having a porous structure constituted by a zeolite-type compound, and at least one type of oxidation catalyst that is present in the support and selected from the group consisting of metal and metal oxide, the support having channels that communicate with each other, and the oxidation catalyst being present in at least the channels of the support.
    Type: Application
    Filed: September 6, 2022
    Publication date: January 12, 2023
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA, Sadahiro KATO, Masayuki FUKUSHIMA, Hiroko TAKAHASHI, Yuichiro BANBA, Kaori SEKINE
  • Patent number: 11547987
    Abstract: The structured catalyst for oxidation for exhaust gas purification includes a support having a porous structure constituted by a zeolite-type compound, and at least one type of oxidation catalyst that is present in the support and selected from the group consisting of metal and metal oxide, the support having channels that communicate with each other, and the oxidation catalyst being present in at least the channels of the support.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: January 10, 2023
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa, Sadahiro Kato, Masayuki Fukushima, Hiroko Takahashi, Yuichiro Banba, Kaori Sekine
  • Publication number: 20220161242
    Abstract: Provided is a synthesis gas production catalyst structure or the like which can maintain stable high catalytic activity for a long period of time without degradation and can allow efficient production of a synthesis gas including carbon monoxide and hydrogen. The synthesis gas production catalyst structure 1 for use in producing a synthesis gas comprising carbon monoxide and hydrogen, the synthesis gas production catalyst structure 1 including: supports 10 each having a porous structure and including a zeolite-type compound; and at least one catalytic material 20 present in the supports 10, in which each of the supports 10 has channels 11 communicating with one another, each of the supports 10 has a ratio (L/d ratio) of long side dimension L to thickness dimension d of 5.0 or more, and the catalytic material 20 is present at least in the channel 11 of each of the supports 10.
    Type: Application
    Filed: December 3, 2019
    Publication date: May 26, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Atsushi SHIMOYAMADA, Tomohiko MORI, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220161239
    Abstract: Provided is a functional structure which can suppress functional degradation of a functional material to achieve longer life, which can save resources without complicated replacement operations, and which, used for example as a catalyst, exhibits excellent catalytic activity. The functional structure includes supports each having a porous structure and including a zeolite-type compound, and at least one functional material present in the supports and including a metal element (M), in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, and the metal element (M) having constituted the functional material is partially substituted with an element having constituted the supports.
    Type: Application
    Filed: December 3, 2019
    Publication date: May 26, 2022
    Applicants: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Hirokazu SASAKI, Shinsuke NISHIDA, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220055967
    Abstract: An apparatus and method for producing hydrocarbons including aromatic hydrocarbons and/or lower olefins including propylene from CO H2 while inhibiting reduction in catalyst activity and enhancing selectivity. The apparatus produces hydrocarbons including aromatic hydrocarbons having 6-10 carbon atoms and/or lower olefins including propylene, and is provided: a first supply unit which supplies a raw material gas containing CO and H2; and a hydrocarbon production unit to which the raw material gas is supplied from the first supply unit, and which produces the hydrocarbons from CO and H2 contained in the raw material gas while heating a catalyst structure at a temperature of 150° C. or more and less than 300° C. or at a temperature of 350° C. or more and less than 550° C.
    Type: Application
    Filed: December 3, 2019
    Publication date: February 24, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yukako NAKAI, Yuichiro BANBA, Kaori SEKINE, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220048014
    Abstract: A functional structure which can resist a decrease in the functions of the functional material caused by influences such as force and heat and thus have a long life. The functional structure includes supports each having a porous structure and including a zeolite-type compound, and at least one functional material present in the supports, in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, the functional material present in the supports includes a metal element (M), and the content of the metal element (M) is more than 2.5 mass % with respect to the functional structure.
    Type: Application
    Filed: December 3, 2019
    Publication date: February 17, 2022
    Applicants: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Mai NISHII, Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Masayuki FUKUSHIMA, Sadahiro KATO, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220033712
    Abstract: An apparatus and method for producing hydrocarbons including aromatic hydrocarbons and lower olefins including propylene from CH4 and CO2 through CO and H2 with high activity and high selectivity.
    Type: Application
    Filed: December 3, 2019
    Publication date: February 3, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA