DE102014218368A1 - Sauerstoffverzehrelektrode und Verfahren zu ihrer Herstellung - Google Patents

Sauerstoffverzehrelektrode und Verfahren zu ihrer Herstellung Download PDF

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Publication number
DE102014218368A1
DE102014218368A1 DE102014218368.5A DE102014218368A DE102014218368A1 DE 102014218368 A1 DE102014218368 A1 DE 102014218368A1 DE 102014218368 A DE102014218368 A DE 102014218368A DE 102014218368 A1 DE102014218368 A1 DE 102014218368A1
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DE
Germany
Prior art keywords
gas diffusion
carbon nanotubes
mixture
diffusion electrode
electrode
Prior art date
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Application number
DE102014218368.5A
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German (de)
English (en)
Inventor
Andreas Bulan
Jürgen Kintrup
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Covestro Deutschland AG
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Covestro Deutschland AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Covestro Deutschland AG filed Critical Covestro Deutschland AG
Priority to DE102014218368.5A priority Critical patent/DE102014218368A1/de
Priority to JP2017513479A priority patent/JP7108408B2/ja
Priority to US15/510,259 priority patent/US20170283964A1/en
Priority to EP15756399.0A priority patent/EP3191619B1/de
Priority to KR1020177009456A priority patent/KR20170056596A/ko
Priority to CN201580048831.9A priority patent/CN106605012B/zh
Priority to PCT/EP2015/069726 priority patent/WO2016037867A1/de
Publication of DE102014218368A1 publication Critical patent/DE102014218368A1/de
Priority to JP2020192395A priority patent/JP7045439B2/ja
Withdrawn legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/18—Carbon
    • B01J21/185—Carbon nanotubes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
    • C25B11/031—Porous electrodes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/042—Electrodes formed of a single material
    • C25B11/043—Carbon, e.g. diamond or graphene
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/055—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material
    • C25B11/057—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material consisting of a single element or compound
    • C25B11/065—Carbon
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/055—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material
    • C25B11/069—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material consisting of at least one single element and at least one compound; consisting of two or more compounds
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • 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
    • C25B11/075—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • 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
    • C25B11/075—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound
    • C25B11/085—Organic compound
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M12/00—Hybrid cells; Manufacture thereof
    • H01M12/04—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type
    • H01M12/06—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type with one metallic and one gaseous electrode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8605—Porous electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
    • H01M4/8896—Pressing, rolling, calendering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/96—Carbon-based electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0234—Carbonaceous material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0239—Organic resins; Organic polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0241—Composites
    • H01M8/0243—Composites in the form of mixtures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0241—Composites
    • H01M8/0245—Composites in the form of layered or coated products
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/08—Fuel cells with aqueous electrolytes
    • H01M8/083—Alkaline fuel cells
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46109—Electrodes
    • C02F2001/46152—Electrodes characterised by the shape or form
    • C02F2001/46157—Perforated or foraminous electrodes
    • C02F2001/46161—Porous electrodes
    • C02F2001/46166—Gas diffusion electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • 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
    • Y02E60/50—Fuel cells
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Inert Electrodes (AREA)
  • Catalysts (AREA)
  • Fuel Cell (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
DE102014218368.5A 2014-09-12 2014-09-12 Sauerstoffverzehrelektrode und Verfahren zu ihrer Herstellung Withdrawn DE102014218368A1 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE102014218368.5A DE102014218368A1 (de) 2014-09-12 2014-09-12 Sauerstoffverzehrelektrode und Verfahren zu ihrer Herstellung
JP2017513479A JP7108408B2 (ja) 2014-09-12 2015-08-28 カーボンナノチューブを含有する酸素消費電極およびその製造方法
US15/510,259 US20170283964A1 (en) 2014-09-12 2015-08-28 Oxygen-consuming electrode which contains carbon nanotubes and method for producing same
EP15756399.0A EP3191619B1 (de) 2014-09-12 2015-08-28 Kohlenstoffnanoröhrchen enthaltende sauerstoffverzehrelektrode und verfahren zu ihrer herstellung
KR1020177009456A KR20170056596A (ko) 2014-09-12 2015-08-28 탄소 나노튜브를 함유하는 산소-소모 전극 및 이것의 제조 방법
CN201580048831.9A CN106605012B (zh) 2014-09-12 2015-08-28 含有碳纳米管的耗氧电极及其制造方法
PCT/EP2015/069726 WO2016037867A1 (de) 2014-09-12 2015-08-28 Kohlenstoffnanorohrchen enthaltende sauerstoffverzehrelektrode und verfahren zu ihrer herstellung
JP2020192395A JP7045439B2 (ja) 2014-09-12 2020-11-19 カーボンナノチューブを含有する酸素消費電極およびその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014218368.5A DE102014218368A1 (de) 2014-09-12 2014-09-12 Sauerstoffverzehrelektrode und Verfahren zu ihrer Herstellung

Publications (1)

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DE102014218368A1 true DE102014218368A1 (de) 2016-03-17

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DE102014218368.5A Withdrawn DE102014218368A1 (de) 2014-09-12 2014-09-12 Sauerstoffverzehrelektrode und Verfahren zu ihrer Herstellung

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Country Link
US (1) US20170283964A1 (https=)
EP (1) EP3191619B1 (https=)
JP (2) JP7108408B2 (https=)
KR (1) KR20170056596A (https=)
CN (1) CN106605012B (https=)
DE (1) DE102014218368A1 (https=)
WO (1) WO2016037867A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014218367A1 (de) * 2014-09-12 2016-03-17 Covestro Deutschland Ag Sauerstoffverzehrelektrode und Verfahren zu ihrer Herstellung
KR101996537B1 (ko) * 2018-07-19 2019-07-04 (주) 테크로스 전기분해 및 불균일계 촉매를 이용한 수처리 장치
KR102275605B1 (ko) * 2019-10-15 2021-07-09 서울대학교산학협력단 전기화학적 co2 환원용 촉매 구조체 및 그 제조방법
KR102453262B1 (ko) * 2020-04-07 2022-10-11 주식회사 케이티앤지 전해액을 포함하는 흡입 장치
CN116568639A (zh) * 2020-12-25 2023-08-08 大金工业株式会社 将单壁碳纳米管和ptfe复合而成的粘结剂以及使用了该粘结剂的电极制作用组合物和二次电池
CN114752945B (zh) * 2022-03-16 2024-03-19 中南大学 一种电极组件及其制备方法和应用

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GB1469930A (en) 1974-10-11 1977-04-06 Atomic Energy Authority Uk Carbon filaments
EP0056004A2 (en) 1981-01-05 1982-07-14 Exxon Research And Engineering Company Production of carbon filaments in the presence of iron monoxide
WO1986003455A1 (en) 1984-12-06 1986-06-19 Hyperion Catalysis International, Inc. Carbon fibrils, method for producing same, and compositions containing same
DE102005023615A1 (de) 2005-05-21 2006-11-23 Bayer Materialscience Ag Verfahren zur Herstellung von Gasdiffusionselektroden
WO2007093337A2 (de) 2006-02-16 2007-08-23 Bayer Materialscience Ag Verfahren zur kontinuierlichen herstellung von katalysatoren
WO2009036877A2 (de) 2007-09-14 2009-03-26 Bayer Materialscience Ag Kohlenstoffanoröhrchenpulover, kohlenstoffanoröhrchen und verfahren zu ihrer herstellung
WO2010069490A1 (de) 2008-12-18 2010-06-24 Bayer Technology Services Gmbh Elektrochemisches verfahren zur reduktion molekularen sauerstoffs
DE102009058833A1 (de) 2009-12-18 2011-06-22 Bayer Technology Services GmbH, 51373 Stickstoff-dotierte Kohlenstoffnanoröhrchen mit Metall-Nanopartikeln
EP2397578A2 (de) 2010-06-16 2011-12-21 Bayer MaterialScience AG Sauerstoffverzehrelektrode und Verfahren zu ihrer Herstellung

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SG178806A1 (en) * 2008-09-08 2012-03-29 Univ Nanyang Tech Electrode materials for metal-air batteries, fuel cells and supercapacitors
DE102009038464A1 (de) * 2009-08-21 2011-02-24 Bayer Materialscience Ag Kohlenstoffnanoröhrchen-Agglomerat
DE102010031571A1 (de) * 2010-07-20 2012-01-26 Bayer Materialscience Ag Sauerstoffverzehrelektrode
JP5660917B2 (ja) * 2011-02-04 2015-01-28 国立大学法人東京工業大学 燃料電池用空気極触媒とその製造方法
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DE102011005454A1 (de) * 2011-03-11 2012-09-13 Bayer Materialscience Aktiengesellschaft Verfahren zur Herstellung von Sauerstoffverzehrelektroden
CN103974900B (zh) * 2011-12-12 2017-03-08 松下电器产业株式会社 碳系材料、电极催化剂、氧还原电极催化剂、气体扩散电极、水溶液电解装置和制备碳系材料的方法

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Publication number Priority date Publication date Assignee Title
GB1469930A (en) 1974-10-11 1977-04-06 Atomic Energy Authority Uk Carbon filaments
EP0056004A2 (en) 1981-01-05 1982-07-14 Exxon Research And Engineering Company Production of carbon filaments in the presence of iron monoxide
WO1986003455A1 (en) 1984-12-06 1986-06-19 Hyperion Catalysis International, Inc. Carbon fibrils, method for producing same, and compositions containing same
EP0205556B1 (en) 1984-12-06 1995-05-10 Hyperion Catalysis International, Inc. Carbon fibrils, method for producing same, and compositions containing same
DE102005023615A1 (de) 2005-05-21 2006-11-23 Bayer Materialscience Ag Verfahren zur Herstellung von Gasdiffusionselektroden
WO2007093337A2 (de) 2006-02-16 2007-08-23 Bayer Materialscience Ag Verfahren zur kontinuierlichen herstellung von katalysatoren
WO2009036877A2 (de) 2007-09-14 2009-03-26 Bayer Materialscience Ag Kohlenstoffanoröhrchenpulover, kohlenstoffanoröhrchen und verfahren zu ihrer herstellung
WO2010069490A1 (de) 2008-12-18 2010-06-24 Bayer Technology Services Gmbh Elektrochemisches verfahren zur reduktion molekularen sauerstoffs
DE102009058833A1 (de) 2009-12-18 2011-06-22 Bayer Technology Services GmbH, 51373 Stickstoff-dotierte Kohlenstoffnanoröhrchen mit Metall-Nanopartikeln
EP2397578A2 (de) 2010-06-16 2011-12-21 Bayer MaterialScience AG Sauerstoffverzehrelektrode und Verfahren zu ihrer Herstellung

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