DK2084309T3 - Metalsulfid-katalysator understøttet på kul til elektrokemisk reduktion af oxygen - Google Patents

Metalsulfid-katalysator understøttet på kul til elektrokemisk reduktion af oxygen Download PDF

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Publication number
DK2084309T3
DK2084309T3 DK07847464.0T DK07847464T DK2084309T3 DK 2084309 T3 DK2084309 T3 DK 2084309T3 DK 07847464 T DK07847464 T DK 07847464T DK 2084309 T3 DK2084309 T3 DK 2084309T3
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DK
Denmark
Prior art keywords
noble metal
sulphide
catalyst
solution
carbon
Prior art date
Application number
DK07847464.0T
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English (en)
Inventor
Robert J Allen
Andrea F Gulla
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Industrie De Nora Spa
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Publication date
Application filed by Industrie De Nora Spa filed Critical Industrie De Nora Spa
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Publication of DK2084309T3 publication Critical patent/DK2084309T3/da

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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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • 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
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/04—Sulfides
    • B01J27/043—Sulfides with iron group metals or platinum group metals
    • B01J27/045—Platinum group metals
    • 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
    • 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
    • H01M4/90—Selection of catalytic material
    • 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
    • H01M4/90—Selection of catalytic material
    • H01M4/9075—Catalytic material supported on carriers, e.g. powder carriers
    • H01M4/9083—Catalytic material supported on carriers, e.g. powder carriers on carbon or graphite
    • 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
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • H01M4/923—Compounds thereof with non-metallic elements
    • 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
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • H01M4/925—Metals of platinum group supported on carriers, e.g. powder carriers
    • H01M4/926—Metals of platinum group supported on carriers, e.g. powder carriers on carbon or graphite
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Catalysts (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Inert Electrodes (AREA)

Claims (11)

1. Katalysator til elektrokemisk reduktion af oxygen, omfattende et ædelmetalsulfid understøttet på aktivt kul, kendetegnet ved, at ædelmetalsulfidpar-tiklerne are monodispergerede på aktivt kul-partiklerne, og overfladeforholdet mellem ædelmetalsulfidpartiklerne og aktivt kul-partiklerne er mindst 0,20.
2. Katalysator ifølge krav 1 kendetegnet ved, at ædelmetalsulfidet er et rho-diumsulfid.
3. Katalysator ifølge krav 2 kendetegnet ved, at den specifikke ladning af rhodiumsulfidet er 12 til 18 vægt-% på et aktivt kul med et overfladeområde på 200 til 300 m2/g.
4. Katalysator ifølge krav 3 kendetegnet ved, at det aktive kul er Vulcan XC-72.
5. Katalysator ifølge krav 3 eller 4 kendetegnet ved, at overfladeforholdet mellem ædelmetalsulfid og aktivt kul er mindst 0,25.
6. Gasdiffusionselektrode omfattende katalysatoren ifølge et hvilket som helst af de foregående krav på et ledende væv.
7. Gasdiffusionselektrode ifølge krav 6, hvor ladningen af ædelmetalsulfid pr. arealenhed ligger mellem 3 og 5 g/m2.
8. Fremgangsmåde til fremstilling af katalysator ifølge et hvilket som helst af kravene 1 til 5, omfattende trinnene: - at fremstille en opløsning af en prækursor-forbindelse af ædelmetallet - at dispergere aktivt kul-partiklerne i opløsningen af prækursor-forbindelse - at fremstille en opløsning af en thion-forbindelse udvalgt fra gruppen af thiosulfater og thionater - trinvist at omsætte thion-forbindelsesopløsningen med den kulholdige prækursor-opløsning i et forudbestemt forhold.
9. Fremgangsmåde ifølge krav 8, yderligere omfattende trinnet at udsætte det filtrerede og tørrede produkt for en varmebehandling ved en temperatur på 150 til 700 °C.
10. Fremgangsmåde ifølge krav 8 eller 9, hvor prækursor-forbindelsen er et chlorid.
11. Proces til elektrolyse af vandige opløsninger af saltsyre, hvor forbedringen omfatter anvendelse af gasdiffusionselektroden ifølge krav 6 eller 7 som katode.
DK07847464.0T 2006-11-29 2007-11-28 Metalsulfid-katalysator understøttet på kul til elektrokemisk reduktion af oxygen DK2084309T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US86163506P 2006-11-29 2006-11-29
PCT/EP2007/062942 WO2008065137A1 (en) 2006-11-29 2007-11-28 Carbon-supported metal sulphide catalyst for electrochemical oxygen reduction

Publications (1)

Publication Number Publication Date
DK2084309T3 true DK2084309T3 (da) 2017-05-15

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DK07847464.0T DK2084309T3 (da) 2006-11-29 2007-11-28 Metalsulfid-katalysator understøttet på kul til elektrokemisk reduktion af oxygen

Country Status (22)

Country Link
US (1) US9315912B2 (da)
EP (1) EP2084309B1 (da)
JP (1) JP5416593B2 (da)
KR (1) KR101440320B1 (da)
CN (1) CN101605926B (da)
AR (1) AR064036A1 (da)
AU (1) AU2007327599B2 (da)
BR (1) BRPI0719355B1 (da)
CA (1) CA2669613C (da)
DK (1) DK2084309T3 (da)
EG (1) EG26362A (da)
ES (1) ES2627028T3 (da)
HU (1) HUE034799T2 (da)
MX (1) MX2009005591A (da)
MY (1) MY148251A (da)
NO (1) NO345332B1 (da)
PL (1) PL2084309T3 (da)
PT (1) PT2084309T (da)
RU (1) RU2419687C2 (da)
TW (1) TWI410277B (da)
WO (1) WO2008065137A1 (da)
ZA (1) ZA200903085B (da)

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US7880761B2 (en) 2005-07-20 2011-02-01 Lab Partners Associates, Inc. Wireless photographic communication system and method
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US7783188B2 (en) 2007-05-29 2010-08-24 Lab Partners Associates, Inc. System and method for maintaining hot shoe communications between a camera and a wireless device
GB201020729D0 (en) 2010-12-07 2011-01-19 Univ Sussex The Electrical impedance detection and ultrasound scanning of body tissue
CN105854900A (zh) * 2016-04-27 2016-08-17 厦门大学 一种无害化处理氨氮废水的催化湿式氧化催化剂及其制备方法
CN108452812B (zh) * 2018-02-01 2020-12-25 湘潭大学 负载型金属硫化物催化剂、其制备方法及其应用
CN108823602B (zh) * 2018-07-12 2021-01-15 北京化工大学 一种硫化钌颗粒复合材料、其制备方法及用途
CN111056598A (zh) * 2018-10-17 2020-04-24 湖北大学 一种水处理用电化学氧催化还原阴极材料及其制备方法
CN110327949B (zh) * 2019-06-19 2020-06-19 西安交通大学 一种碳负载铑/磷化铑纳米复合材料及其制备方法和应用
KR102337247B1 (ko) * 2019-12-05 2021-12-09 울산과학기술원 금속 나노입자-탄소 복합체 및 이의 제조 방법
CN111939940B (zh) * 2020-07-03 2023-05-16 南方科技大学 钌基催化剂及其制备方法和应用

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Also Published As

Publication number Publication date
JP2010510880A (ja) 2010-04-08
BRPI0719355B1 (pt) 2018-05-29
JP5416593B2 (ja) 2014-02-12
EP2084309A1 (en) 2009-08-05
TWI410277B (zh) 2013-10-01
BRPI0719355A2 (pt) 2014-02-04
PL2084309T3 (pl) 2017-09-29
HUE034799T2 (en) 2018-02-28
ES2627028T3 (es) 2017-07-26
NO20092411L (no) 2009-06-24
PT2084309T (pt) 2017-06-12
US20080121520A1 (en) 2008-05-29
MY148251A (en) 2013-03-29
HK1139440A1 (en) 2010-09-17
ZA200903085B (en) 2010-07-28
EG26362A (en) 2013-08-29
EP2084309B1 (en) 2017-03-22
RU2419687C2 (ru) 2011-05-27
NO345332B1 (no) 2020-12-14
AR064036A1 (es) 2009-03-11
US9315912B2 (en) 2016-04-19
TW200824788A (en) 2008-06-16
MX2009005591A (es) 2009-06-08
AU2007327599B2 (en) 2011-03-17
CN101605926B (zh) 2011-09-28
CN101605926A (zh) 2009-12-16
KR101440320B1 (ko) 2014-09-15
WO2008065137A1 (en) 2008-06-05
CA2669613A1 (en) 2008-06-05
KR20090087018A (ko) 2009-08-14
RU2009124449A (ru) 2011-01-10
CA2669613C (en) 2016-06-14
AU2007327599A1 (en) 2008-06-05

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