KR830002911A - 2,3,5-트리클로로피리딘 제조용 고활성 은(銀)음극의 제조방법 - Google Patents

2,3,5-트리클로로피리딘 제조용 고활성 은(銀)음극의 제조방법

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Publication number
KR830002911A
KR830002911A KR1019800001525A KR800001525A KR830002911A KR 830002911 A KR830002911 A KR 830002911A KR 1019800001525 A KR1019800001525 A KR 1019800001525A KR 800001525 A KR800001525 A KR 800001525A KR 830002911 A KR830002911 A KR 830002911A
Authority
KR
South Korea
Prior art keywords
water
hydroxy
silver
electrolytic reduction
trichloropyridine
Prior art date
Application number
KR1019800001525A
Other languages
English (en)
Other versions
KR840001661B1 (ko
Inventor
키리아코우 데메트리오스
Original Assignee
리차드 골든 워터맨
다우 케미칼 캄파니
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.)
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Application filed by 리차드 골든 워터맨, 다우 케미칼 캄파니 filed Critical 리차드 골든 워터맨
Publication of KR830002911A publication Critical patent/KR830002911A/ko
Application granted granted Critical
Publication of KR840001661B1 publication Critical patent/KR840001661B1/ko

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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
    • 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

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  • 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)

Abstract

내용 없음

Description

2,3,5-트리클로로피리딘 제조용 고활성 은(銀)음극의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (3)

  1. 물과 하이드록시 이온 존재하에서 클로이드상의 수화성 산화는 입자의 전해환원으로 제조, 형성된 은(銀)미세결정체의 물 및 하이드록시 이온함유 고정안정층과 밀접하여 있는 세이프트(Shaped) 전기전도체를 갖는 것을 특징으로 하는 전극.
  2. a. 전기전도체를 물 및 하이드록시 이온으로 구성되는 음극액에 침적시키며
    b. 콜로이드상, 수화성 산화은 입자를 음극액중에 첨가하거나 또는 생성시키고
    c. 전도체를 음극분극시키며 또 산화물 입자를 전기적으로 환원시켜 전도체 표면에 형성된 은(銀)미세결정체를 접착시키는 것을 특징으로 하는 전극제조방법.
  3. 물과 하이드록시 이온존재하에서 클로이드상의 수화성 산화은 입자의 전해 환원으로 제조, 형성된 은(銀)미세결정체의 물 및 하이드록시 이온함유 고정안정층과 밀접하여 있는 세이프트(Shaped)전기전도체를 갖는 것을 특징으로 하는 전극을 제조하여 음극분극시킨후 물과 하이드록시이온 및 테트라클로로피리딘용 유기용매로 구성되고, 또 전해환원을 진행시키기 위한 셀에 포함되는 음극액에 이외 적어도 일부분을 침적시켜, 2,3,5,6-테트라클로로피리딘을 전해환원시키는 것을 특징으로 하는 2,3,5-트리클로로피리딘의제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019800001525A 1979-04-13 1980-04-12 고활성은 음극 KR840001661B1 (ko)

Applications Claiming Priority (2)

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
US29600 1979-04-13

Publications (2)

Publication Number Publication Date
KR830002911A true KR830002911A (ko) 1983-05-31
KR840001661B1 KR840001661B1 (ko) 1984-10-12

Family

ID=21849889

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019800001525A KR840001661B1 (ko) 1979-04-13 1980-04-12 고활성은 음극

Country Status (21)

Country Link
US (1) US4242183A (ko)
EP (1) EP0018069B1 (ko)
JP (1) JPS55141585A (ko)
KR (1) KR840001661B1 (ko)
AR (1) AR223704A1 (ko)
AU (1) AU527014B2 (ko)
BR (1) BR8002257A (ko)
CA (1) CA1149767A (ko)
CS (1) CS221544B2 (ko)
DD (1) DD150082A5 (ko)
DE (1) DE3064869D1 (ko)
DK (1) DK156480A (ko)
ES (1) ES489966A0 (ko)
GB (1) GB2051863B (ko)
HU (1) HU182122B (ko)
IL (1) IL59482A (ko)
IN (1) IN153664B (ko)
MY (1) MY8500087A (ko)
NZ (1) NZ192994A (ko)
SU (1) SU925254A3 (ko)
ZA (1) ZA801261B (ko)

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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
US6352635B2 (en) * 2000-01-14 2002-03-05 Dow Agrosciences Llc Selective electrochemical reduction of halogenated 4-aminopicolinic acids
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
EP2494095B1 (en) * 2009-10-27 2014-04-23 Dow AgroSciences LLC Improved silver cathode activation
EP2496735B1 (en) * 2009-11-04 2017-02-15 FFGF Limited The production of hydrocarbons
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

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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 (ko) * 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

Also Published As

Publication number Publication date
HU182122B (en) 1983-12-28
IN153664B (ko) 1984-08-04
AR223704A1 (es) 1981-09-15
BR8002257A (pt) 1980-12-02
JPH0149793B2 (ko) 1989-10-26
ZA801261B (en) 1981-07-29
ES8103783A1 (es) 1981-03-16
DK156480A (da) 1980-10-14
DD150082A5 (de) 1981-08-12
DE3064869D1 (en) 1983-10-27
KR840001661B1 (ko) 1984-10-12
AU5590280A (en) 1980-10-16
ES489966A0 (es) 1981-03-16
CA1149767A (en) 1983-07-12
NZ192994A (en) 1983-05-10
EP0018069B1 (en) 1983-09-21
IL59482A (en) 1984-02-29
MY8500087A (en) 1985-12-31
CS221544B2 (en) 1983-04-29
GB2051863A (en) 1981-01-21
GB2051863B (en) 1983-06-29
EP0018069A1 (en) 1980-10-29
SU925254A3 (ru) 1982-04-30
AU527014B2 (en) 1983-02-10
JPS55141585A (en) 1980-11-05
US4242183A (en) 1980-12-30
IL59482A0 (en) 1980-05-30

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