JP7477126B2 - イリジウム－マンガン酸化物複合材料、イリジウム－マンガン酸化物複合電極材料、及びこれらの製造方法 - Google Patents

イリジウム－マンガン酸化物複合材料、イリジウム－マンガン酸化物複合電極材料、及びこれらの製造方法 Download PDF

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JP7477126B2
JP7477126B2 JP2023529853A JP2023529853A JP7477126B2 JP 7477126 B2 JP7477126 B2 JP 7477126B2 JP 2023529853 A JP2023529853 A JP 2023529853A JP 2023529853 A JP2023529853 A JP 2023529853A JP 7477126 B2 JP7477126 B2 JP 7477126B2
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iridium
manganese oxide
oxide composite
manganese
material according
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JPWO2022264960A1 (https=
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龍平 中村
ソウ コウ
アイロン リ
和奈 伏見
和正 末次
拓弥 岡田
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Tosoh Corp
RIKEN
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RIKEN
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    • C—CHEMISTRY; METALLURGY
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    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
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    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/091—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds
    • C25B11/093—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds at least one noble metal or noble metal oxide and at least one non-noble metal oxide
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    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/656—Manganese, technetium or rhenium
    • B01J23/6562—Manganese
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    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
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    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/34—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
    • B01J37/348—Electrochemical processes, e.g. electrochemical deposition or anodisation
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    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
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    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
    • C25B9/23—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded
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    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D9/00—Electrolytic coating other than with metals
    • C25D9/04—Electrolytic coating other than with metals with inorganic materials
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • B01J2235/30—Scanning electron microscopy; Transmission electron microscopy
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
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    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis

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  • Chemical & Material Sciences (AREA)
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  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Toxicology (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Catalysts (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
JP2023529853A 2021-06-15 2022-06-13 イリジウム－マンガン酸化物複合材料、イリジウム－マンガン酸化物複合電極材料、及びこれらの製造方法 Active JP7477126B2 (ja)

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JP2024063255A JP7742082B2 (ja) 2021-06-15 2024-04-10 イリジウム－マンガン酸化物複合材料、イリジウム－マンガン酸化物複合電極材料、及びこれらの製造方法
JP2024063256A JP7811365B2 (ja) 2021-06-15 2024-04-10 イリジウム－マンガン酸化物複合材料、イリジウム－マンガン酸化物複合電極材料、及びこれらの製造方法

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JP2024063255A Division JP7742082B2 (ja) 2021-06-15 2024-04-10 イリジウム－マンガン酸化物複合材料、イリジウム－マンガン酸化物複合電極材料、及びこれらの製造方法

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AU2024328340A1 (en) * 2023-08-23 2026-02-19 Riken Electrode containing oxygen generating electrode catalyst
WO2025047548A1 (ja) * 2023-08-29 2025-03-06 東ソー株式会社 酸素発生電極触媒を含む電極及びその製造方法
JP7768526B1 (ja) * 2023-12-12 2025-11-12 東ソー株式会社 イリジウム含有マンガン酸化物、触媒、電極、及び水電解方法
WO2025183215A1 (ja) * 2024-02-28 2025-09-04 東京瓦斯株式会社 触媒層付き電解質膜、水電解セル及び水電解セルスタック
WO2025243929A1 (ja) * 2024-05-21 2025-11-27 東ソー株式会社 酸素発生電極及び水電解方法
WO2026060623A1 (en) * 2024-09-20 2026-03-26 Dic Corporation Oxygen evolution catalyst, catalyst ink, electrode, and method for producing oxygen evolution catalyst

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JP2002263492A (ja) 2001-03-14 2002-09-17 National Institute Of Advanced Industrial & Technology イリジウム担持物質、イリジウム担持方法およびイリジウム担持触媒
WO2021193467A1 (ja) 2020-03-25 2021-09-30 国立研究開発法人理化学研究所 水分解触媒用のマンガン－イリジウム複合酸化物、マンガン－イリジウム複合酸化物電極材料及びそれらの製造方法

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JPH08269761A (ja) 1995-02-01 1996-10-15 Japan Energy Corp 水電解セルおよびその製造方法
WO2009154753A2 (en) 2008-06-18 2009-12-23 Massachusetts Institute Of Technology Catalytic materials, electrodes, and systems for water electrolysis and other electrochemical techniques
JP5836016B2 (ja) * 2011-08-31 2015-12-24 株式会社日立製作所 水電気分解装置
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WO2019117199A1 (ja) 2017-12-14 2019-06-20 国立研究開発法人理化学研究所 水分解触媒用のマンガン酸化物、マンガン酸化物－カーボン混合物、マンガン酸化物複合電極材料及びそれらの製造方法
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WO2021193467A1 (ja) 2020-03-25 2021-09-30 国立研究開発法人理化学研究所 水分解触媒用のマンガン－イリジウム複合酸化物、マンガン－イリジウム複合酸化物電極材料及びそれらの製造方法

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ＰＦＥＩＦＥＲ，Ｖｅｒｅｎａ他，Ｒｅａｃｔｉｖｅ ｏｘｙｇｅｎ ｓｐｅｃｉｅｓ ｉｎ ｉｒｉｄｉｕｍ－ｂａｓｅｄ ＯＥＲ ｃａｔａｌ，Ｃｈｅｍｉｃａｌ Ｓｃｉｅｎｃｅ，英国，Ｔｈｅ Ｒｏｙａｌ Ｓｏｃｉｅｔｙ ｏｆ Ｃｈｅｍ，2016年，７（１１），６７９１－６７９５

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JP2024091721A (ja) 2024-07-05
JP7811365B2 (ja) 2026-02-05
EP4357485A1 (en) 2024-04-24
EP4357485A4 (en) 2025-08-27
CN117480278A (zh) 2024-01-30
JPWO2022264960A1 (https=) 2022-12-22
US20240279829A1 (en) 2024-08-22
WO2022264960A1 (ja) 2022-12-22

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