EP2663669A1 - Beschichtung für metallische zellelement-werkstoffe einer elektrolysezelle - Google Patents
Beschichtung für metallische zellelement-werkstoffe einer elektrolysezelleInfo
- Publication number
- EP2663669A1 EP2663669A1 EP11793333.3A EP11793333A EP2663669A1 EP 2663669 A1 EP2663669 A1 EP 2663669A1 EP 11793333 A EP11793333 A EP 11793333A EP 2663669 A1 EP2663669 A1 EP 2663669A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- metallic
- layer
- cell
- silver
- components
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
- C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
-
- 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
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/60—Constructional parts of cells
- C25B9/65—Means for supplying current; Electrode connections; Electric inter-cell connections
-
- 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
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/24—Halogens or compounds thereof
- C25B1/26—Chlorine; Compounds 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
- C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
- C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
-
- 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
-
- 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
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts 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
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
- C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
Definitions
- the nickel components of the electrolysis cells were galvanized silver. In this case, a layer thickness of about 10 ⁇ ⁇ was applied to the nickel.
- test series 2 again show a voltage increase. This time this took place continuously.
- the start-up and shut-down processes that repeatedly occurred during the operating time had no visible influence on the cell voltage, as was observed in test series 1 with reference to FIG.
- a first layer deposited directly on the cell element materials is selected from a group comprising Au, B doped nickel, Ni sulfides, and Contains mixtures thereof, wherein said first layer has a layer thickness of 0.005 to 0.2 ⁇ , and
- Electrolysis cell voltage of the test series 2 shown is the voltage curve over 80 days of operation of an electrolytic cell using metallic cell element components, which is provided with a 10 pm thick silver layer.
- Fig. 8 Cross section in the scale 25: 1 of the silver-plated nickel wire with gold interlayer from test series 3
- test series 3 two electrolysis cells were tested in continuous operation analogously to test series 2. Both cells have an active electrolytic area of 2.7m 2 and are equipped with Flemion membranes F8020.
- the continuous current density was 4 kA / m 2 , the operating temperature 88 ° C, the NaCl anolyte concentration 210 g / l, the NaOH catholyte effluent concentration of 32% w / w and stoichiometric excess of the wet saturated oxygen was again 20%.
- FIG. 7 shows the voltage curve in test series 3 over 240 operating days. Different symbols are used for the two electrolysis cells (closed diamonds and open triangles).
- FIG. 11 shows a basic arrangement of the metallic cell element components provided with the coating according to the invention.
- the basis is the cathode half-shell (1).
- Parallel to the narrow side wall metallic webs (2) are mounted, which are welded to both the rear wall and with the component power distributor (3).
- the component spring element (4) is pressed.
- the plane-parallel arranged oxygen-consuming cathode consists of a perforated metallic carrier or carrier network (5) and a rolled thereon catalyst strip (6), which enters the normal operation of the electrolytic cell with the metallic carrier (5) and the spring element (4), a compound characterized by a high conductivity and thus a low ohmic resistance.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011008163A DE102011008163A1 (de) | 2011-01-10 | 2011-01-10 | Beschichtung für metallische Zellelement-Werkstoffe einer Elektrolysezelle |
PCT/EP2011/005965 WO2012095126A1 (de) | 2011-01-10 | 2011-11-29 | Beschichtung für metallische zellelement-werkstoffe einer elektrolysezelle |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2663669A1 true EP2663669A1 (de) | 2013-11-20 |
EP2663669B1 EP2663669B1 (de) | 2015-04-29 |
Family
ID=45217479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20110793333 Not-in-force EP2663669B1 (de) | 2011-01-10 | 2011-11-29 | Beschichtung für metallische zellelement-werkstoffe einer elektrolysezelle |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP2663669B1 (de) |
JP (1) | JP2014505793A (de) |
KR (1) | KR20140034138A (de) |
CN (1) | CN103492616A (de) |
CA (1) | CA2824173A1 (de) |
DE (1) | DE102011008163A1 (de) |
RU (1) | RU2573558C2 (de) |
WO (1) | WO2012095126A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103981533A (zh) * | 2014-05-30 | 2014-08-13 | 李欣 | 一种电解臭氧发生器的阴极紧固弹簧压板结构 |
Family Cites Families (31)
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US2973571A (en) * | 1953-09-15 | 1961-03-07 | Philips Corp | Current conductor |
US4340452A (en) * | 1979-08-03 | 1982-07-20 | Oronzio deNora Elettrochimici S.p.A. | Novel electrolysis cell |
DE3710168A1 (de) | 1987-03-27 | 1988-10-13 | Varta Batterie | Verfahren zur herstellung einer kunststoffgebundenen gasdiffusionselektrode mit metallischen elektrokatalysatoren |
US5013414A (en) * | 1989-04-19 | 1991-05-07 | The Dow Chemical Company | Electrode structure for an electrolytic cell and electrolytic process used therein |
JPH08283979A (ja) * | 1995-04-10 | 1996-10-29 | Permelec Electrode Ltd | ガス拡散電極とそれを使用する電解方法 |
CN1226289A (zh) * | 1996-08-21 | 1999-08-18 | 陶氏化学公司 | 耐久的电极涂料 |
WO2000011242A1 (fr) * | 1998-08-25 | 2000-03-02 | Toagosei Co., Ltd. | Cellule d'electrolyse a la soude, dotee d'une electrode de diffusion de gaz |
CN1163635C (zh) | 1998-10-13 | 2004-08-25 | 东亚合成株式会社 | 气体扩散电极的引电方法及引电结构 |
US6383349B1 (en) | 1999-03-31 | 2002-05-07 | Toagosei Co., Ltd. | Electrolytic cell using gas diffusion electrode and power distribution method for the electrolytic cell |
AU2052101A (en) * | 1999-12-23 | 2001-07-09 | Regents Of The University Of California, The | Flow channel device for electrochemical cells |
IT1317753B1 (it) | 2000-02-02 | 2003-07-15 | Nora S P A Ora De Nora Impiant | Cella di elettrolisi con elettrodo a diffusione di gas. |
JP3707985B2 (ja) * | 2000-03-22 | 2005-10-19 | 株式会社トクヤマ | アルカリ金属塩電解槽 |
EP1337690B1 (de) * | 2000-11-13 | 2011-04-06 | Akzo Nobel N.V. | Gasdiffusionselektrode |
DE10130441B4 (de) | 2001-06-23 | 2005-01-05 | Uhde Gmbh | Verfahren zum Herstellen von Gasdiffusionselektroden |
ITMI20012379A1 (it) | 2001-11-12 | 2003-05-12 | Uhdenora Technologies Srl | Cella di elettrolisi con elettrodi a diffusione di gas |
ITMI20012538A1 (it) | 2001-12-03 | 2003-06-03 | Uhdenora Technologies Srl | Collettore di corrente elastico |
DE10249508A1 (de) | 2002-10-23 | 2004-05-06 | Uhde Gmbh | Elektrolysezelle mit Innenrinne |
JP4290454B2 (ja) * | 2003-03-28 | 2009-07-08 | 三井化学株式会社 | ガス拡散電極の製造方法、電解槽及び電解方法 |
DE102004034886A1 (de) | 2004-07-19 | 2006-02-16 | Uhde Gmbh | Verfahren zur Herstellung von Nickeloxidoberflächen mit erhöhter Leitfähigkeit |
JP4834329B2 (ja) * | 2005-05-17 | 2011-12-14 | クロリンエンジニアズ株式会社 | イオン交換膜型電解槽 |
DE102005023615A1 (de) * | 2005-05-21 | 2006-11-23 | Bayer Materialscience Ag | Verfahren zur Herstellung von Gasdiffusionselektroden |
JP2008127660A (ja) * | 2006-11-22 | 2008-06-05 | Univ Of Yamanashi | 電気伝導性の優れたガス拡散電極 |
JP5338029B2 (ja) * | 2007-01-26 | 2013-11-13 | 日亜化学工業株式会社 | 半導体レーザ素子、半導体レーザ装置及びその製造方法 |
US7870472B2 (en) | 2007-01-31 | 2011-01-11 | Sandisk 3D Llc | Methods and apparatus for employing redundant arrays to configure non-volatile memory |
US20090092887A1 (en) * | 2007-10-05 | 2009-04-09 | Quantumsphere, Inc. | Nanoparticle coated electrode and method of manufacture |
JP2009120882A (ja) * | 2007-11-13 | 2009-06-04 | Tosoh Corp | 電解槽構成部材及びそれを用いた電解槽 |
JP5151438B2 (ja) * | 2007-12-10 | 2013-02-27 | 大日本印刷株式会社 | 半導体装置およびその製造方法、ならびに半導体装置用基板およびその製造方法 |
CN101640327B (zh) * | 2008-08-01 | 2011-05-04 | 和硕联合科技股份有限公司 | 电连接器 |
KR20100103015A (ko) * | 2009-03-12 | 2010-09-27 | 엘지이노텍 주식회사 | 리드 프레임 및 그 제조방법 |
US20120125782A1 (en) * | 2009-05-26 | 2012-05-24 | Chlorine Engineers Corp., Ltd. | Gas diffusion electrode equipped ion exchange membrane electrolyzer |
CN101710509B (zh) * | 2009-12-25 | 2011-06-15 | 彩虹集团公司 | 一种厚膜电阻器用无铅化镍电极浆料的制备方法 |
-
2011
- 2011-01-10 DE DE102011008163A patent/DE102011008163A1/de not_active Withdrawn
- 2011-11-29 EP EP20110793333 patent/EP2663669B1/de not_active Not-in-force
- 2011-11-29 JP JP2013547813A patent/JP2014505793A/ja active Pending
- 2011-11-29 KR KR1020137020506A patent/KR20140034138A/ko not_active Application Discontinuation
- 2011-11-29 CA CA2824173A patent/CA2824173A1/en not_active Abandoned
- 2011-11-29 WO PCT/EP2011/005965 patent/WO2012095126A1/de active Application Filing
- 2011-11-29 RU RU2013134646/04A patent/RU2573558C2/ru not_active IP Right Cessation
- 2011-11-29 CN CN201180063955.6A patent/CN103492616A/zh active Pending
Non-Patent Citations (1)
Title |
---|
See references of WO2012095126A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE102011008163A1 (de) | 2012-07-12 |
EP2663669B1 (de) | 2015-04-29 |
JP2014505793A (ja) | 2014-03-06 |
RU2573558C2 (ru) | 2016-01-20 |
CN103492616A (zh) | 2014-01-01 |
KR20140034138A (ko) | 2014-03-19 |
CA2824173A1 (en) | 2012-07-19 |
RU2013134646A (ru) | 2015-02-20 |
WO2012095126A1 (de) | 2012-07-19 |
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