FI69649C - Elektrodbelaeggning innehaollande metallkatalyt av platinagruppen och halvledande polymer - Google Patents
Elektrodbelaeggning innehaollande metallkatalyt av platinagruppen och halvledande polymer Download PDFInfo
- Publication number
- FI69649C FI69649C FI811743A FI811743A FI69649C FI 69649 C FI69649 C FI 69649C FI 811743 A FI811743 A FI 811743A FI 811743 A FI811743 A FI 811743A FI 69649 C FI69649 C FI 69649C
- Authority
- FI
- Finland
- Prior art keywords
- heat treatment
- substrate
- polymer
- electrode
- group metal
- Prior art date
Links
Classifications
-
- 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
- C25B11/095—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 of the compounds being organic
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/02—Electrodes; Connections thereof
-
- 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
- C25B11/081—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound the element being a noble metal
-
- 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
-
- 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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Catalysts (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Inert Electrodes (AREA)
- Chemically Coating (AREA)
- Electroluminescent Light Sources (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Claims (16)
1. Katalytisk elektrod innefattande ett elektriskt ledande substrat och en beläggning, som inbegriper minst en platina-gruppmetallkatalysator, som är finfördelat dispergerad i en polymermatris, kännetecknad av att katalysatorn är finfördelat dispergerad i en matris, som bestär av en halvledande olöslig polymer som bildats in situ genom värme-behandling pa substratet.
2. Elektrod enligt patentkravet 1, kännetecknad av att ett substratet bestär av en elektrokemisk ventilmetall.
3. Elektrod enligt patentkravet 2, kännetecknad av att substratet bestär väsentligen av titan.
4. Elektrod enligt patentkravet 1 , kännetecknad av att katalysatorn är en platinagruppmetalloxid som bildats in situ genom värmebehandling tillsammans med den halvledande, olösliga polymeren och dispergerats däri i finfördelad form genom anbringande av en beläggningslösning pä substratet, torkning och värmebehandling av substratet.
5. Förfarande för framställning av en elektrod med en beläggning, som inbegriper minst en elektrokatalysator, vilken inne-fattar en platinagruppmetall och är finfördelat dispergerad i en polymermatris som är anbringad pä ett elektriskt ledande substratet, kännetecknat av att man utför följande steg: a) pä substratet anbringas ett skikt av en lösning, som innehäller minst en löst platinagruppmetallförening, vilken kan omvandlas termiskt tili nämnda elektrokatalysator, och som innehäller ytterligare minst en utgängspolymer, vilken kan omvandlas termiskt tili en elektriskt ledande, olöslig polymer, vilken lösning anbringas successivt pä substratet i flera skikt, varvid vart och ett av skikten torkas innan nästa lösningsskikt anbringas; och b) de erhällna, torkade skikten utsätts för regierad värmebehandling, som utföres vid en temperatur mellan 250° och 800°C, innefattande minst ett upphettningssteg, som utföres i II 27 6 9 6 4 9 luft i ett temperaturomräde frän 250-600°C under 5-120 minuter, medan värmebehandlingen regleras sä, att nämnda förening omvandlas termiskt till elektrokatalysatorn, som innefattar en platinagruppmetall i form av en oxid eller i metallisk form, och sa att utgängspolymeren likaledes omvandlas termiskt till den olösliga ledande polymeren och därigenom ästadkommes en vidhäftande beläggning, som bestär av en enhetlig, fast blandning, väri elektrokatalysatorn är enhetlig och finfördelat dispergerad i en ledande polymermatris, som bestär av nämnda olösliga, ledande polymer som bildats in situ pä substratet och som är häftad tili detta.
6. Förfarande enligt patentkravet 5, kännetecknat av att en homogen lösning anbringas pä substratet.
7. Förfarande enligt patentkravet 5, kännetecknat av att substratet bestär av en elektrokemisk ventilmetall.
8. Förfarande enligt patentkravet 7,kännetecknat av att ventilmetallen är titan.
9. Förfarande enligt patentkravet 5, kännetecknat av att utgängspolymeren är polyakrylnitril.
10. Förfarande enligt patentkravet 5, kännetecknat av att utgängspolymeren är polybensimidazopyrrolon.
11. Förfarande enligt patentkravet 5,kännetecknat av att utgängspolymeren är en adamantanbaserad polybensoxazol.
12. Förfarande enligt patentkravet 5, kännetecknat av att värmebehandlingen utföres i minst tvä steg vid oiikä temperaturer.
13. Förfarande enligt patentkravet 12,kännetecknat av att en första värmebehandling utföres i luft i ett temperatur-omräde frän 250 tili 300° efter applicering och torkning av varje skikt, och att en ytterligare värmebehandling i ett temperatur-omräde frän 300 tili 800°C utföres efter applicering av det sista skiktet.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7935463 | 1979-10-12 | ||
| GB7935463A GB2060701B (en) | 1979-10-12 | 1979-10-12 | Electrode coating with platinum- group metal catalyst and semiconducting polymer |
| US8001353 | 1980-10-14 | ||
| PCT/US1980/001353 WO1981000973A1 (en) | 1979-10-12 | 1980-10-14 | Electrode coating with platinum-group metal catalyst and semiconducting polymer |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI811743L FI811743L (fi) | 1981-06-04 |
| FI69649B FI69649B (fi) | 1985-11-29 |
| FI69649C true FI69649C (fi) | 1986-03-10 |
Family
ID=10508456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI811743A FI69649C (fi) | 1979-10-12 | 1981-06-04 | Elektrodbelaeggning innehaollande metallkatalyt av platinagruppen och halvledande polymer |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4402996A (sv) |
| EP (1) | EP0027367B1 (sv) |
| JP (1) | JPS6145714B2 (sv) |
| KR (1) | KR830004453A (sv) |
| AT (1) | ATE12262T1 (sv) |
| BR (1) | BR8008866A (sv) |
| CA (1) | CA1175783A (sv) |
| DE (1) | DE3070324D1 (sv) |
| DK (1) | DK250781A (sv) |
| ES (1) | ES8201642A1 (sv) |
| FI (1) | FI69649C (sv) |
| GB (1) | GB2060701B (sv) |
| GR (1) | GR70753B (sv) |
| IL (1) | IL61214A (sv) |
| WO (1) | WO1981000973A1 (sv) |
| ZA (1) | ZA806208B (sv) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1164944A (en) * | 1980-01-02 | 1984-04-03 | International Gas Detectors Limited | Gas sensor elements and methods of manufacturing them |
| GB2096640A (en) * | 1981-04-09 | 1982-10-20 | Diamond Shamrock Corp | Catalytic particles and process for their manufacture |
| GB2096643A (en) * | 1981-04-09 | 1982-10-20 | Diamond Shamrock Corp | Electrocatalytic protective coating on lead or lead alloy electrodes |
| GB2096641A (en) * | 1981-04-09 | 1982-10-20 | Diamond Shamrock Corp | Cathode coating with hydrogen-evolution catalyst and semi-conducting polymer |
| US4454169A (en) * | 1982-04-05 | 1984-06-12 | Diamond Shamrock Corporation | Catalytic particles and process for their manufacture |
| GB8501479D0 (en) * | 1985-01-21 | 1985-02-20 | Johnson Matthey Plc | Making polymer-modified electrode |
| JPH0654757B2 (ja) * | 1985-08-23 | 1994-07-20 | 株式会社リコー | 導電性薄膜 |
| US4913973A (en) * | 1985-09-13 | 1990-04-03 | Engelhard Corporation | Platinum-containing multilayer anode coating for low pH, high current density electrochemical process anodes |
| JPH0735597B2 (ja) * | 1985-09-13 | 1995-04-19 | エンゲルハ−ド・コ−ポレ−シヨン | 低ｐＨ、高電流密度における電気化学的処理に用いる陽極 |
| US5179113A (en) * | 1990-03-20 | 1993-01-12 | E. I. Du Pont De Nemours And Company | Treatment of central nervous disorders with imidazole compounds |
| US5645930A (en) * | 1995-08-11 | 1997-07-08 | The Dow Chemical Company | Durable electrode coatings |
| EP0779343B1 (en) * | 1995-12-12 | 2002-02-27 | Sumitomo Metal Mining Company Limited | Coating solution for a heat-ray shielding film and a process for forming a heat-ray shielding film by employing the same |
| DK1701790T3 (da) * | 2003-10-29 | 2010-01-25 | Umicore Ag & Co Kg | Ædemetaloxidkatalysator til vandelektrolyse |
| CN101268119B (zh) * | 2005-09-21 | 2011-08-17 | 住友电木株式会社 | 树脂组合物、清漆、树脂膜及半导体装置 |
| KR100728181B1 (ko) * | 2005-11-30 | 2007-06-13 | 삼성에스디아이 주식회사 | 연료전지용 막-전극 어셈블리 및 이를 포함하는 연료전지시스템 |
| US10872705B2 (en) * | 2018-02-01 | 2020-12-22 | Battelle Energy Alliance, Llc | Electrochemical cells for direct oxide reduction, and related methods |
| BE1027567B1 (fr) * | 2019-09-11 | 2021-04-06 | Diarotech Sa | Procédé et dispositif de synthèse de diamant et toutes autres formes allotropiques de carbone par synthèse en phase liquide |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1024693A (en) * | 1962-04-30 | 1966-03-30 | Julius John Preston | Improvements in or relating to plating anodes |
| JPS4534740B1 (sv) * | 1964-12-08 | 1970-11-07 | ||
| NL128866C (sv) | 1965-05-12 | |||
| NL6613162A (sv) * | 1965-09-30 | 1967-03-31 | ||
| US3393096A (en) * | 1965-10-24 | 1968-07-16 | Texas Instruments Inc | Method of manufacturing a porous plaque |
| GB1195871A (en) | 1967-02-10 | 1970-06-24 | Chemnor Ag | Improvements in or relating to the Manufacture of Electrodes. |
| US3616445A (en) | 1967-12-14 | 1971-10-26 | Electronor Corp | Titanium or tantalum base electrodes with applied titanium or tantalum oxide face activated with noble metals or noble metal oxides |
| US3616329A (en) * | 1968-12-23 | 1971-10-26 | Engelhard Min & Chem | Anode for brine electrolysis |
| US3629007A (en) * | 1969-08-06 | 1971-12-21 | Us Army | Reserve battery electrodes using bonded active materials |
| US3751301A (en) * | 1969-08-06 | 1973-08-07 | Us Army | Reserve battery electrodes using bonded active materials |
| DE2035918A1 (de) * | 1970-02-13 | 1971-08-26 | Bitterfeld Chemie | Elektrode fur elektrolytische Zwecke sowie Verfahren zu ihrer Herstellung |
| GB1294373A (en) * | 1970-03-18 | 1972-10-25 | Ici Ltd | Electrodes for electrochemical processes |
| DE2127075A1 (de) * | 1970-06-04 | 1971-12-16 | Dall H | Elektroden Luftbefeuchter mit konstant abgegebener Dampfmenge |
| US3674675A (en) * | 1970-07-09 | 1972-07-04 | Frank H Leaman | Platinized plastic electrodes |
| AU2994271A (en) * | 1970-07-09 | 1972-12-14 | Telefonaktiebolaget Lm Ericsson | Parent material for applying a semiconducting layer toa plastic-insulated electric cable |
| US3792732A (en) * | 1971-04-28 | 1974-02-19 | Otis Eng Corp | Well flow controlling system and apparatus |
| USRE29419E (en) * | 1971-11-29 | 1977-09-27 | Diamond Shamrock Technologies S.A. | Finely divided RuO2 /plastic matrix |
| US3798063A (en) * | 1971-11-29 | 1974-03-19 | Diamond Shamrock Corp | FINELY DIVIDED RuO{11 {11 PLASTIC MATRIX ELECTRODE |
| US3881957A (en) * | 1972-03-17 | 1975-05-06 | Universal Oil Prod Co | Electrochemical cell comprising a catalytic electrode of a refractory oxide and a carbonaceous pyropolymer |
| DE2216192C3 (de) | 1972-04-04 | 1978-05-03 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Metallphosphid-Katalysator für Brennstoffelektroden von Brennstoffelementen und dessen Herstellung |
| CA1028440A (en) * | 1973-02-26 | 1978-03-21 | Uop Inc. | Polymer compositions with treated filler |
| US4043933A (en) * | 1976-06-15 | 1977-08-23 | United Technologies Corporation | Method of fabricating a fuel cell electrode |
| US4090979A (en) * | 1977-05-06 | 1978-05-23 | The United States Of America As Represented By The Secretary Of The Army | Process for producing chemical pump absorbents for a cartridge combustion-driven chemical laser |
| US4118294A (en) * | 1977-09-19 | 1978-10-03 | Diamond Shamrock Technologies S. A. | Novel cathode and bipolar electrode incorporating the same |
-
1979
- 1979-10-12 GB GB7935463A patent/GB2060701B/en not_active Expired
-
1980
- 1980-10-01 CA CA000361323A patent/CA1175783A/en not_active Expired
- 1980-10-06 IL IL61214A patent/IL61214A/xx unknown
- 1980-10-08 ZA ZA00806208A patent/ZA806208B/xx unknown
- 1980-10-10 EP EP80303582A patent/EP0027367B1/en not_active Expired
- 1980-10-10 DE DE8080303582T patent/DE3070324D1/de not_active Expired
- 1980-10-10 GR GR63111A patent/GR70753B/el unknown
- 1980-10-10 ES ES495853A patent/ES8201642A1/es not_active Expired
- 1980-10-10 AT AT80303582T patent/ATE12262T1/de not_active IP Right Cessation
- 1980-10-11 KR KR1019800003897A patent/KR830004453A/ko unknown
- 1980-10-14 BR BR8008866A patent/BR8008866A/pt not_active IP Right Cessation
- 1980-10-14 US US06/282,182 patent/US4402996A/en not_active Expired - Lifetime
- 1980-10-14 JP JP55502532A patent/JPS6145714B2/ja not_active Expired
- 1980-10-14 WO PCT/US1980/001353 patent/WO1981000973A1/en active IP Right Grant
-
1981
- 1981-06-04 FI FI811743A patent/FI69649C/fi not_active IP Right Cessation
- 1981-06-09 DK DK250781A patent/DK250781A/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| US4402996A (en) | 1983-09-06 |
| JPS6145714B2 (sv) | 1986-10-09 |
| CA1175783A (en) | 1984-10-09 |
| JPS56501324A (sv) | 1981-09-17 |
| IL61214A0 (en) | 1980-12-31 |
| EP0027367A1 (en) | 1981-04-22 |
| GB2060701B (en) | 1983-06-08 |
| GR70753B (sv) | 1983-03-14 |
| FI69649B (fi) | 1985-11-29 |
| ES495853A0 (es) | 1981-12-16 |
| WO1981000973A1 (en) | 1981-04-16 |
| DK250781A (da) | 1981-06-09 |
| ZA806208B (en) | 1981-09-30 |
| EP0027367B1 (en) | 1985-03-20 |
| ATE12262T1 (de) | 1985-04-15 |
| GB2060701A (en) | 1981-05-07 |
| BR8008866A (pt) | 1981-08-25 |
| IL61214A (en) | 1984-11-30 |
| ES8201642A1 (es) | 1981-12-16 |
| KR830004453A (ko) | 1983-07-13 |
| FI811743L (fi) | 1981-06-04 |
| DE3070324D1 (en) | 1985-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: PERMASCAND AB |