DK156480A - Hoejaktiv soelvkatode og fremgangsmaade til fremstilling deraf samt katodens anvendelse til fremstilling af 2,3,5-trichlorpyridin - Google Patents
Hoejaktiv soelvkatode og fremgangsmaade til fremstilling deraf samt katodens anvendelse til fremstilling af 2,3,5-trichlorpyridinInfo
- Publication number
- DK156480A DK156480A DK156480A DK156480A DK156480A DK 156480 A DK156480 A DK 156480A DK 156480 A DK156480 A DK 156480A DK 156480 A DK156480 A DK 156480A DK 156480 A DK156480 A DK 156480A
- Authority
- DK
- Denmark
- Prior art keywords
- cathod
- trichlorpyridine
- producing
- preparation
- efficient silver
- 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
- C25B11/093—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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/61—Halogen atoms or nitro radicals
-
- 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
- C25B3/00—Electrolytic production of organic compounds
- C25B3/20—Processes
- C25B3/25—Reduction
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Electrolytic Production Of Metals (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/029,600 US4242183A (en) | 1979-04-13 | 1979-04-13 | Highly active silver cathode, preparation of same and use to make 2,3,5-trichloropyridine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK156480A true DK156480A (da) | 1980-10-14 |
Family
ID=21849889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK156480A DK156480A (da) | 1979-04-13 | 1980-04-11 | Hoejaktiv soelvkatode og fremgangsmaade til fremstilling deraf samt katodens anvendelse til fremstilling af 2,3,5-trichlorpyridin |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4242183A (ja) |
| EP (1) | EP0018069B1 (ja) |
| JP (1) | JPS55141585A (ja) |
| KR (1) | KR840001661B1 (ja) |
| AR (1) | AR223704A1 (ja) |
| AU (1) | AU527014B2 (ja) |
| BR (1) | BR8002257A (ja) |
| CA (1) | CA1149767A (ja) |
| CS (1) | CS221544B2 (ja) |
| DD (1) | DD150082A5 (ja) |
| DE (1) | DE3064869D1 (ja) |
| DK (1) | DK156480A (ja) |
| ES (1) | ES489966A0 (ja) |
| GB (1) | GB2051863B (ja) |
| HU (1) | HU182122B (ja) |
| IL (1) | IL59482A (ja) |
| IN (1) | IN153664B (ja) |
| MY (1) | MY8500087A (ja) |
| NZ (1) | NZ192994A (ja) |
| SU (1) | SU925254A3 (ja) |
| ZA (1) | ZA801261B (ja) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4367133A (en) * | 1980-07-02 | 1983-01-04 | Comsip, Inc. | Electrochemical gas analyzer |
| US4592811A (en) * | 1981-09-28 | 1986-06-03 | The Dow Chemical Company | Electrolytic cell comprising stainless steel anode, basic aqueous electrolyte and a cathode at which tetrachloro-2-picolinate ions can be selectively reduced in high yield to 3,6-dichloropicolinate ions _ |
| EP0209611A1 (en) * | 1985-07-18 | 1987-01-28 | The Dow Chemical Company | Electrolytic cell comprising stainless steel anode and a process for preparing polychloropicolinate anions |
| US4460441A (en) * | 1982-08-31 | 1984-07-17 | The Dow Chemical Company | Expanded metal as more efficient form of silver cathode for electrolytic reduction of polychloropicolinate anions |
| US4482436A (en) * | 1983-08-10 | 1984-11-13 | The Dow Chemical Company | Use of H2 SO4 H3 PO4 to remove electrolytic deposits from silver cathode surfaces |
| US4755266A (en) * | 1986-07-11 | 1988-07-05 | The Dow Chemical Company | Process for silver cathode activation |
| US4778576A (en) * | 1986-07-31 | 1988-10-18 | The Dow Chemical Company | Nickel alloy anodes for electrochemical dechlorination |
| CN1238565C (zh) | 2000-01-14 | 2006-01-25 | 美国陶氏益农公司 | 卤代的4－氨基吡啶甲酸的选择性电化学还原 |
| US7666293B2 (en) * | 2007-10-04 | 2010-02-23 | Dow Agrosciences Llc | Electrochemical reduction of halogenated 4-aminopicolinic acids |
| CN101603179B (zh) * | 2009-06-29 | 2013-11-06 | 浙江工业大学 | 3,5,6-三氯吡啶甲酸的电解合成方法 |
| WO2011053582A1 (en) | 2009-10-27 | 2011-05-05 | Dow Agrosciences Llc | Improved silver cathode activation |
| PL2496735T3 (pl) * | 2009-11-04 | 2017-10-31 | Ffgf Ltd | Produkcja węglowodorów |
| CN105887128B (zh) * | 2016-05-16 | 2018-01-12 | 浙江工业大学 | 一种五氯吡啶电催化选择性氢化脱氯的方法 |
| CN108611656B (zh) * | 2016-12-12 | 2019-07-30 | 利尔化学股份有限公司 | 一种4-氨基-3,6-二氯吡啶-2-甲酸的合成方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1069586B (de) * | 1953-09-14 | 1959-11-26 | Union Carbide Corporation New York N Y (V St A) | Verfahren zur Elektrolyse wäßriger Salzlosungen unter Verwendung einer kohlenstoffhaltigen Anode |
| US3130136A (en) * | 1961-05-10 | 1964-04-21 | Hercules Powder Co Ltd | Electrolytic method for the preparation of gem-dinitrocompounds |
| US3449162A (en) * | 1965-09-17 | 1969-06-10 | Analytic Systems Co | Method of making oxygen measuring cells |
| DE1546728C3 (de) * | 1965-09-18 | 1975-07-17 | Varta Batterie Ag, 3000 Hannover | Verfahren zur Herstellung eines silberhaltigen pulverförmiger! Katalysators für Sauerstoffelektroden |
| DE1567689A1 (de) * | 1965-10-09 | 1970-06-11 | Barthel Dipl Chem Guenter | Elektrode fuer die elektrolytische Zerlegung von Salzsaeure und Verfahren zu ihrer Herstellung |
| US3657003A (en) * | 1970-02-02 | 1972-04-18 | Western Electric Co | Method of rendering a non-wettable surface wettable |
| US3687826A (en) * | 1971-01-25 | 1972-08-29 | Dow Chemical Co | Electrolytic reduction of polyhaloquinoline and polyhaloisoquinoline |
| US3694332A (en) * | 1971-03-05 | 1972-09-26 | Dow Chemical Co | Electrolytic reduction of halogenated pyridines |
| CH576529A5 (ja) * | 1974-10-09 | 1976-06-15 | Bbc Brown Boveri & Cie | |
| DE2508853C3 (de) * | 1975-02-28 | 1980-06-26 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zur Herstellung dunner Silberkathoden für elektrochemische Zellen |
| GB1532038A (en) * | 1976-10-26 | 1978-11-15 | Ici Ltd | Process for the preparation of 2,3,5-trichloropyridine |
| US4111938A (en) * | 1977-09-14 | 1978-09-05 | The Dow Chemical Company | Preparation of 2,3,5-trichloropyridine |
-
1979
- 1979-04-13 US US06/029,600 patent/US4242183A/en not_active Expired - Lifetime
-
1980
- 1980-02-18 CA CA000345839A patent/CA1149767A/en not_active Expired
- 1980-02-26 AU AU55902/80A patent/AU527014B2/en not_active Ceased
- 1980-02-26 IL IL59482A patent/IL59482A/xx not_active IP Right Cessation
- 1980-02-27 NZ NZ192994A patent/NZ192994A/xx unknown
- 1980-02-29 DE DE8080300620T patent/DE3064869D1/de not_active Expired
- 1980-02-29 GB GB8006961A patent/GB2051863B/en not_active Expired
- 1980-02-29 EP EP80300620A patent/EP0018069B1/en not_active Expired
- 1980-03-04 ZA ZA00801261A patent/ZA801261B/xx unknown
- 1980-03-27 ES ES489966A patent/ES489966A0/es active Granted
- 1980-03-31 AR AR280505A patent/AR223704A1/es active
- 1980-04-10 CS CS802487A patent/CS221544B2/cs unknown
- 1980-04-11 HU HU80885A patent/HU182122B/hu not_active IP Right Cessation
- 1980-04-11 DK DK156480A patent/DK156480A/da not_active IP Right Cessation
- 1980-04-11 SU SU802909297A patent/SU925254A3/ru active
- 1980-04-11 DD DD80220388A patent/DD150082A5/de unknown
- 1980-04-11 IN IN421/CAL/80A patent/IN153664B/en unknown
- 1980-04-11 JP JP4793880A patent/JPS55141585A/ja active Granted
- 1980-04-11 BR BR8002257A patent/BR8002257A/pt not_active IP Right Cessation
- 1980-04-12 KR KR1019800001525A patent/KR840001661B1/ko active
-
1985
- 1985-12-30 MY MY87/85A patent/MY8500087A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IN153664B (ja) | 1984-08-04 |
| EP0018069A1 (en) | 1980-10-29 |
| MY8500087A (en) | 1985-12-31 |
| SU925254A3 (ru) | 1982-04-30 |
| HU182122B (en) | 1983-12-28 |
| US4242183A (en) | 1980-12-30 |
| EP0018069B1 (en) | 1983-09-21 |
| AR223704A1 (es) | 1981-09-15 |
| IL59482A (en) | 1984-02-29 |
| CS221544B2 (en) | 1983-04-29 |
| DE3064869D1 (en) | 1983-10-27 |
| JPH0149793B2 (ja) | 1989-10-26 |
| IL59482A0 (en) | 1980-05-30 |
| AU5590280A (en) | 1980-10-16 |
| JPS55141585A (en) | 1980-11-05 |
| KR830002911A (ko) | 1983-05-31 |
| CA1149767A (en) | 1983-07-12 |
| AU527014B2 (en) | 1983-02-10 |
| BR8002257A (pt) | 1980-12-02 |
| GB2051863B (en) | 1983-06-29 |
| NZ192994A (en) | 1983-05-10 |
| DD150082A5 (de) | 1981-08-12 |
| KR840001661B1 (ko) | 1984-10-12 |
| ES8103783A1 (es) | 1981-03-16 |
| GB2051863A (en) | 1981-01-21 |
| ZA801261B (en) | 1981-07-29 |
| ES489966A0 (es) | 1981-03-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHS | Application shelved for other reasons than non-payment | ||
| PUP | Patent expired |