GB2509466A - Improvements in catalysts - Google Patents

Improvements in catalysts Download PDF

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Publication number
GB2509466A
GB2509466A GB1407245.8A GB201407245A GB2509466A GB 2509466 A GB2509466 A GB 2509466A GB 201407245 A GB201407245 A GB 201407245A GB 2509466 A GB2509466 A GB 2509466A
Authority
GB
United Kingdom
Prior art keywords
provides
hydrogen peroxide
catalysts
manufacture
fuel cell
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
GB1407245.8A
Other versions
GB2509466B (en
GB201407245D0 (en
Inventor
Maria Ines Quaresma Ribeiro Campos
Sonia Garcia Lopez
Robert John Potter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
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 Johnson Matthey PLC filed Critical Johnson Matthey PLC
Publication of GB201407245D0 publication Critical patent/GB201407245D0/en
Publication of GB2509466A publication Critical patent/GB2509466A/en
Application granted granted Critical
Publication of GB2509466B publication Critical patent/GB2509466B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
    • H01M4/8657—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites layered
    • 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
    • H01M4/8817—Treatment of supports before application of the catalytic active composition
    • 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
    • H01M4/8882—Heat treatment, e.g. drying, baking
    • 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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M2008/1095—Fuel cells with polymeric electrolytes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)
  • Inert Electrodes (AREA)

Abstract

The invention provides an electrocatalyst suitable for use in a fuel cell for the generation of hydrogen peroxide comprising an activated transition metal-free carbon support. The invention also provides a process for the preparation of the electro catalyst and a method for the manufacture of hydrogen peroxide.
GB1407245.8A 2011-09-27 2012-09-20 Improvements in catalysts Expired - Fee Related GB2509466B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1116635.2A GB201116635D0 (en) 2011-09-27 2011-09-27 Improvements in catalysts
PCT/GB2012/052316 WO2013045895A1 (en) 2011-09-27 2012-09-20 Improvements in catalysts

Publications (3)

Publication Number Publication Date
GB201407245D0 GB201407245D0 (en) 2014-06-11
GB2509466A true GB2509466A (en) 2014-07-02
GB2509466B GB2509466B (en) 2018-06-27

Family

ID=44994041

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB1116635.2A Ceased GB201116635D0 (en) 2011-09-27 2011-09-27 Improvements in catalysts
GB1407245.8A Expired - Fee Related GB2509466B (en) 2011-09-27 2012-09-20 Improvements in catalysts

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB1116635.2A Ceased GB201116635D0 (en) 2011-09-27 2011-09-27 Improvements in catalysts

Country Status (2)

Country Link
GB (2) GB201116635D0 (en)
WO (1) WO2013045895A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3406811B1 (en) 2015-08-24 2023-08-02 Kohler Co. Tankless toilet

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3856640A (en) * 1971-06-02 1974-12-24 Wright H D Production of hydrogen peroxide
US20080161183A1 (en) * 2006-10-31 2008-07-03 University Of South Carolina Carbon-Based Composite Electrocatalysts for Low Temperature Fuel Cells
US20100048380A1 (en) * 2008-08-21 2010-02-25 Board Of Trustees Of Michigan State University Novel catalyst for oxygen reduction reaction in fuel cells

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5512263A (en) 1994-05-06 1996-04-30 The Dow Chemical Company Method for chemical synthesis employing a composite membrane
US5565073A (en) 1994-07-15 1996-10-15 Fraser; Mark E. Electrochemical peroxide generator
BR9610837A (en) 1995-10-06 1999-07-13 Dow Chemical Co Reactor composite membrane and method for the synthesis of hydrogen peroxide

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3856640A (en) * 1971-06-02 1974-12-24 Wright H D Production of hydrogen peroxide
US20080161183A1 (en) * 2006-10-31 2008-07-03 University Of South Carolina Carbon-Based Composite Electrocatalysts for Low Temperature Fuel Cells
US20100048380A1 (en) * 2008-08-21 2010-02-25 Board Of Trustees Of Michigan State University Novel catalyst for oxygen reduction reaction in fuel cells

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
K. GONG ET AL: "Nitrogen-Doped Carbon Nanotube Arrays with High Electrocatalytic Activity for Oxygen Reduction", SCIENCE, vol. 323, no. 5915, 6 February 2009 (2009-02-06), pages 760-764, XP055045276, ISSN: 0036-8075, DOI: 10.1126/science.1168049 *

Also Published As

Publication number Publication date
GB2509466B (en) 2018-06-27
GB201116635D0 (en) 2011-11-09
WO2013045895A1 (en) 2013-04-04
GB201407245D0 (en) 2014-06-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20230920