JP2012524171A5 - - Google Patents

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JP2012524171A5
JP2012524171A5 JP2012506432A JP2012506432A JP2012524171A5 JP 2012524171 A5 JP2012524171 A5 JP 2012524171A5 JP 2012506432 A JP2012506432 A JP 2012506432A JP 2012506432 A JP2012506432 A JP 2012506432A JP 2012524171 A5 JP2012524171 A5 JP 2012524171A5
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Japan
Prior art keywords
cathode
zinc
group
carried out
electrolysis cell
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JP2012506432A
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Japanese (ja)
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JP2012524171A (en
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Priority claimed from PCT/EP2010/054559 external-priority patent/WO2010121899A1/en
Publication of JP2012524171A publication Critical patent/JP2012524171A/en
Publication of JP2012524171A5 publication Critical patent/JP2012524171A5/ja
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別の添加剤として、電解液がレドックスメディエーターを含有する場合が有利である。これは好ましくは、ナフタレン、N,N−ジメチル−1−ナフチルアミン及び別の1−置換されたナフタレン並びにフェナントレン、アントラセン、4,4′−ジピリジル、及び4,4′−ジ−t−ブチルビフェニルの群から選択されている。ナフタレンが特に好ましい。 As another additive, it is advantageous if the electrolyte contains a redox mediator. This is preferably naphthalene, N, N-dimethyl-1-naphthoquinone ethylamine and another 1-substituted naphthalene and phenanthrene, anthracene, 4,4'-dipyridyl, and 4,4'--t- butyl biphenyl Is selected from the group. Naphthalene is particularly preferred.

Claims (9)

反応性亜鉛の製造方法であって、次の工程:
a)カソード及び亜鉛アノードを備えた電気分解セルを準備する工程、
b)電気分解セルに、ナフタレン、N,N−ジメチル−1−ナフチルアミン及び別の1位で置換されたナフタレン並びにフェナントレン、アントラセン、4,4′−ジピリジル、及び4,4′−ジ−t−ブチルビフェニルの群から選択されるレドックスメディエーター並びにテトラフルオロホウ酸テトラブチルアンモニウム及びメチルスルホン酸ナトリウムの群から選択される電導度塩を含有し、N,N−ジメチルホルムアミド、N,N−ジメチルアセトアミド、N−メチルピロリドン及び他の第三級アミドの群から選択される電解液を充填する工程、
c)反応性亜鉛の2〜20%懸濁液が電解液中に生じるまで、前記セルに電流を適用する工程
を含み、ここでカソードとして鉄カソード又は鋼カソードを使用し、かつ電気化学的還元を20〜60℃の範囲内の温度で実施する、
反応性亜鉛の製造方法。
A method for producing reactive zinc comprising the following steps:
a) preparing an electrolysis cell comprising a cathode and a zinc anode;
b) Electrolysis cell containing naphthalene, N, N-dimethyl-1-naphthylamine and another 1-substituted naphthalene and phenanthrene, anthracene, 4,4'-dipyridyl, and 4,4'-di-t- Containing a redox mediator selected from the group of butylbiphenyl and a conductivity salt selected from the group of tetrabutylammonium tetrafluoroborate and sodium methylsulfonate , N, N-dimethylformamide, N, N-dimethylacetamide, Filling an electrolyte selected from the group of N-methylpyrrolidone and other tertiary amides;
c) applying a current to the cell until a 2-20% suspension of reactive zinc is formed in the electrolyte, wherein an iron or steel cathode is used as the cathode and electrochemical reduction At a temperature in the range of 20-60 ° C.,
A method for producing reactive zinc.
電解液としてN,N−ジメチルホルムアミドを使用する、請求項1記載の方法。   The method according to claim 1, wherein N, N-dimethylformamide is used as the electrolytic solution. 電導度塩としてテトラフルオロホウ酸テトラブチルアンモニウムを使用する、請求項1から2までのいずれか1項記載の方法。   The method according to claim 1, wherein tetrabutylammonium tetrafluoroborate is used as the conductivity salt. 電気化学的還元が実施される温度が、35〜45℃の範囲内である、請求項1からまでのいずれか1項記載の方法。 The process according to any one of claims 1 to 3 , wherein the temperature at which the electrochemical reduction is carried out is in the range of 35 to 45 ° C. 1〜4A/dm2の電流密度に調節する、請求項1からまでのいずれか1項記載の方法。 The method according to claim 1, wherein the current density is adjusted to 1 to 4 A / dm 2 . 非分割電気分解セルを使用する、請求項1からまでのいずれか1項記載の方法。 6. The method according to any one of claims 1 to 5 , wherein an undivided electrolysis cell is used. カソードとして鉄管又は鋼管を使用し、かつ亜鉛アノードがカソードの内部に同心に配置されている、請求項1からまでのいずれか1項記載の方法。 Using iron pipes or steel pipes as a cathode, and zinc anodes are disposed concentrically in the interior of the cathode, any one process as claimed in claims 1 to 6. バッチ式に実施する、請求項1からまでのいずれか1項記載の方法。 Carried out batchwise, any one process as claimed in claims 1 to 7. 連続的に実施する、請求項1からまでのいずれか1項記載の方法。 8. The method according to any one of claims 1 to 7 , which is carried out continuously.
JP2012506432A 2009-04-20 2010-04-07 Method for producing reactive zinc by electrochemical reduction Withdrawn JP2012524171A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP09158225 2009-04-20
EP09158225.4 2009-04-20
PCT/EP2010/054559 WO2010121899A1 (en) 2009-04-20 2010-04-07 Method for producing reactive zinc by means of electrochemical reduction

Publications (2)

Publication Number Publication Date
JP2012524171A JP2012524171A (en) 2012-10-11
JP2012524171A5 true JP2012524171A5 (en) 2013-06-06

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JP2012506432A Withdrawn JP2012524171A (en) 2009-04-20 2010-04-07 Method for producing reactive zinc by electrochemical reduction

Country Status (7)

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US (1) US20120031771A1 (en)
EP (1) EP2421999A1 (en)
JP (1) JP2012524171A (en)
KR (1) KR20110137832A (en)
CN (1) CN102405309A (en)
CA (1) CA2758760A1 (en)
WO (1) WO2010121899A1 (en)

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Publication number Priority date Publication date Assignee Title
MY156726A (en) 2009-05-20 2016-03-15 Basf Se Process for producing fatty alcohols by hydrogenation of fatty acid triglycerides on a copper-containing heterogeneous catalyst
WO2011032877A1 (en) 2009-09-18 2011-03-24 Basf Se Use of a stereoisomer mixture of diaminomethylcyclohexane as a hardener for epoxy resins
US8455693B2 (en) 2010-05-21 2013-06-04 Basf Se Process for preparing 2-(2-tert-butylaminoethoxy)ethanol (tert-butylaminodiglycol, TBADG)
US9340884B2 (en) 2010-12-15 2016-05-17 Basf Se Process for the electrochemical fluorination of organic compounds

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* Cited by examiner, † Cited by third party
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DE3802745A1 (en) * 1988-01-30 1989-08-03 Hoechst Ag METHOD FOR PRODUCING FLUORMALONIC ACID AND THEIR DERIVATIVES
FR2765246B1 (en) * 1997-06-25 1999-09-17 Rhone Poulenc Rorer Sa PROCESS FOR THE PREPARATION OF CHIRAL 2-ARYL OR 2-HETEROCYCLYL PROPIONIC ACIDS AND THEIR ESTERS
FR2795750B1 (en) 1999-07-01 2001-09-07 Rhodia Chimie Sa PROCESS FOR THE PREPARATION OF ORGANOZINCIC DERIVATIVES ELECTROCHEMICALLY ASSOCIATED WITH A CATALYSIS BY COBALT SALTS

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