RU2013111435A - ELECTRODE CONSUMING OXYGEN FOR APPLICATION IN ELECTROLYZE CELLS WITH MICROZAZORNY CONFIGURATION AND METHOD FOR ELECTROLYSIS OF ALKALI METAL CHLORIDES (OPTIONS) - Google Patents
ELECTRODE CONSUMING OXYGEN FOR APPLICATION IN ELECTROLYZE CELLS WITH MICROZAZORNY CONFIGURATION AND METHOD FOR ELECTROLYSIS OF ALKALI METAL CHLORIDES (OPTIONS) Download PDFInfo
- Publication number
- RU2013111435A RU2013111435A RU2013111435/04A RU2013111435A RU2013111435A RU 2013111435 A RU2013111435 A RU 2013111435A RU 2013111435/04 A RU2013111435/04 A RU 2013111435/04A RU 2013111435 A RU2013111435 A RU 2013111435A RU 2013111435 A RU2013111435 A RU 2013111435A
- Authority
- RU
- Russia
- Prior art keywords
- oxygen
- electrolysis
- alkali metal
- consuming electrode
- holes
- Prior art date
Links
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract 10
- 239000001301 oxygen Substances 0.000 title claims abstract 10
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract 10
- 229910001514 alkali metal chloride Inorganic materials 0.000 title claims abstract 9
- 238000000034 method Methods 0.000 title claims abstract 9
- 239000011248 coating agent Substances 0.000 claims abstract 10
- 238000000576 coating method Methods 0.000 claims abstract 10
- 239000007789 gas Substances 0.000 claims abstract 6
- 239000003014 ion exchange membrane Substances 0.000 claims abstract 6
- 238000009792 diffusion process Methods 0.000 claims abstract 4
- 238000005520 cutting process Methods 0.000 claims abstract 2
- 238000005553 drilling Methods 0.000 claims abstract 2
- 238000004519 manufacturing process Methods 0.000 claims abstract 2
- 238000003801 milling Methods 0.000 claims abstract 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical group [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims 4
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims 2
- 239000003054 catalyst Substances 0.000 claims 2
- 239000008367 deionised water Substances 0.000 claims 2
- 229910021641 deionized water Inorganic materials 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 2
- 239000012528 membrane Substances 0.000 claims 2
- 229910052709 silver Inorganic materials 0.000 claims 2
- 239000004332 silver Substances 0.000 claims 2
- 239000011780 sodium chloride Substances 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- XTEGARKTQYYJKE-UHFFFAOYSA-M chlorate Inorganic materials [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 claims 1
- -1 chlorate ions Chemical class 0.000 claims 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims 1
- 239000001103 potassium chloride Substances 0.000 claims 1
- 235000011164 potassium chloride Nutrition 0.000 claims 1
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
- C25B11/02—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
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/14—Alkali metal compounds
-
- 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
- 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
- C25B11/031—Porous electrodes
-
- 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
- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
-
- 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
- C25B9/23—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded
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)
- Automation & Control Theory (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
Abstract
1. Потребляющий кислород электрод для применения в электролизных ячейках с микрозазорной конфигурацией, имеющий по меньшей мере один элемент-носитель в форме плоской структуры и покрытие с газодиффузионным слоем и каталитически активным компонентом, отличающийся тем, что покрытие с газодиффузионным слоем имеет одно или несколько отверстий диаметром или высотой от 0,5 до 20 мм, предпочтительно от 1 до 10 мм.2. Потребляющий кислород электрод по п. 1, отличающийся тем, что относительно стороны электрода, обращенной к ионообменной мембране, общая площадь отверстий составляет 0,05-15%, предпочтительно 1-12% площади электрода.3. Потребляющий кислород электрод по п. 1, отличающийся тем, что он имеет одно или несколько дополнительных отверстий, которое выполнено (которе выполнены) в несущем элементе, причем отверстия в покрытии и в несущем элементе выполнены сквозными.4. Потребляющий кислород электрод по одному из пп. 1-3, отличающийся тем, что отверстия, находящиеся в потребляющем кислород электроде, сделаны насечкой, резкой, фрезеровкой, сверловкой.5. Потребляющий кислород электрод по п. 1 или 2, отличающийся тем, что соответствующие отверстия в процессе изготовления электрода при нанесении покрытия на несущий элемент защищены посредством вложения удаляемых вытеснителей, которые затем, после изготовления покрытия, удаляют.6. Потребляющий кислород электрод по п. 1 или 2, отличающийся тем, что между ионообменной мембраной и потребляющим кислород электродом выдерживают промежуток в 0,01-2 мм.7. Способ осуществления электролиза хлоридов щелочных металлов с помощью электролизной ячейки, содержащей потребляющий кислород электрод по од�1. An oxygen consuming electrode for use in electrolysis cells with a micro-gap configuration, having at least one carrier element in the form of a flat structure and a coating with a gas diffusion layer and a catalytically active component, characterized in that the coating with a gas diffusion layer has one or more holes with a diameter or a height of 0.5 to 20 mm, preferably 1 to 10 mm. 2. The oxygen consuming electrode according to claim 1, characterized in that with respect to the side of the electrode facing the ion-exchange membrane, the total area of the holes is 0.05-15%, preferably 1-12% of the electrode area. The oxygen-consuming electrode according to claim 1, characterized in that it has one or more additional holes, which are made (which are made) in the carrier, and the holes in the coating and in the carrier are made through. Oxygen-consuming electrode according to one of paragraphs. 1-3, characterized in that the holes in the oxygen-consuming electrode are made by notching, cutting, milling, drilling. 5. An oxygen-consuming electrode according to claim 1 or 2, characterized in that the corresponding openings during the manufacture of the electrode during the coating of the carrier element are protected by inserting removable displacers, which are then removed after the coating is made. The oxygen-consuming electrode according to claim 1 or 2, characterized in that a gap of 0.01-2 mm is maintained between the ion-exchange membrane and the oxygen-consuming electrode. Method for electrolysis of alkali metal chlorides using an electrolysis cell containing an oxygen-consuming electrode according to one
Claims (11)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201210204041 DE102012204041A1 (en) | 2012-03-15 | 2012-03-15 | Process for the electrolysis of alkali chlorides with oxygen-consuming electrodes having openings |
| DE102012204041.2 | 2012-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2013111435A true RU2013111435A (en) | 2014-09-20 |
Family
ID=47843157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2013111435/04A RU2013111435A (en) | 2012-03-15 | 2013-03-14 | ELECTRODE CONSUMING OXYGEN FOR APPLICATION IN ELECTROLYZE CELLS WITH MICROZAZORNY CONFIGURATION AND METHOD FOR ELECTROLYSIS OF ALKALI METAL CHLORIDES (OPTIONS) |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20130240372A1 (en) |
| EP (1) | EP2639339A3 (en) |
| JP (2) | JP6549816B2 (en) |
| KR (1) | KR20130105505A (en) |
| CN (1) | CN103305865B (en) |
| DE (1) | DE102012204041A1 (en) |
| RU (1) | RU2013111435A (en) |
| TW (1) | TW201406996A (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9200375B2 (en) | 2011-05-19 | 2015-12-01 | Calera Corporation | Systems and methods for preparation and separation of products |
| DE102012204041A1 (en) * | 2012-03-15 | 2013-09-19 | Bayer Materialscience Aktiengesellschaft | Process for the electrolysis of alkali chlorides with oxygen-consuming electrodes having openings |
| TWI633206B (en) | 2013-07-31 | 2018-08-21 | 卡利拉股份有限公司 | Electrochemical hydroxide systems and methods using metal oxidation |
| AU2015317970B2 (en) | 2014-09-15 | 2020-01-30 | Calera Corporation | Electrochemical systems and methods using metal halide to form products |
| WO2017075443A1 (en) | 2015-10-28 | 2017-05-04 | Calera Corporation | Electrochemical, halogenation, and oxyhalogenation systems and methods |
| DE102016217989A1 (en) | 2016-09-20 | 2018-03-22 | Siemens Aktiengesellschaft | Apparatus for the continuous operation of an electrolytic cell with gaseous substrate and gas diffusion electrode |
| US10619254B2 (en) | 2016-10-28 | 2020-04-14 | Calera Corporation | Electrochemical, chlorination, and oxychlorination systems and methods to form propylene oxide or ethylene oxide |
| WO2019060345A1 (en) | 2017-09-19 | 2019-03-28 | Calera Corporation | Systems and methods using lanthanide halide |
| JP6813526B2 (en) | 2018-03-16 | 2021-01-13 | 株式会社東芝 | Carbon dioxide electrolyzer and electrolyzer |
| US10590054B2 (en) | 2018-05-30 | 2020-03-17 | Calera Corporation | Methods and systems to form propylene chlorohydrin from dichloropropane using Lewis acid |
| EP3670706B1 (en) * | 2018-12-18 | 2024-02-21 | Covestro Deutschland AG | Method for the membrane electrolysis of alkali chloride solutions with gas diffusion electrode |
| JPWO2021153406A1 (en) * | 2020-01-27 | 2021-08-05 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS558413A (en) * | 1978-06-30 | 1980-01-22 | Toagosei Chem Ind Co Ltd | Protecting method of stop electrolytic cell |
| US4332662A (en) | 1980-07-07 | 1982-06-01 | Hooker Chemicals & Plastics Corp. | Electrolytic cell having a depolarized cathode |
| US4364806A (en) | 1981-05-08 | 1982-12-21 | Diamond Shamrock Corporation | Gas electrode shutdown procedure |
| US4578159A (en) | 1985-04-25 | 1986-03-25 | Olin Corporation | Electrolysis of alkali metal chloride brine in catholyteless membrane cells employing an oxygen consuming cathode |
| US4919791A (en) * | 1985-04-25 | 1990-04-24 | Olin Corporation | Controlled operation of high current density oxygen consuming cathode cells to prevent hydrogen formation |
| US5168005A (en) * | 1990-12-21 | 1992-12-01 | E. I. Du Pont De Nemours And Company | Multiaxially reinforced membrane |
| JP3553775B2 (en) | 1997-10-16 | 2004-08-11 | ペルメレック電極株式会社 | Electrolyzer using gas diffusion electrode |
| FR2772051B1 (en) * | 1997-12-10 | 1999-12-31 | Atochem Elf Sa | METHOD FOR IMMOBILIZING AN OXYGEN-REDUCING MEMBRANE AND CATHODE ELECTROLYSIS CELL |
| JP3645703B2 (en) * | 1998-01-09 | 2005-05-11 | ペルメレック電極株式会社 | Gas diffusion electrode structure |
| IT1317753B1 (en) | 2000-02-02 | 2003-07-15 | Nora S P A Ora De Nora Impiant | ELECTROLYSIS CELL WITH GAS DIFFUSION ELECTRODE. |
| JP3536054B2 (en) * | 2001-02-22 | 2004-06-07 | 三井化学株式会社 | How to start operation of electrolytic cell |
| JP2003041388A (en) * | 2001-07-31 | 2003-02-13 | Association For The Progress Of New Chemistry | Ion exchange membrane electrolytic cell and electrolytic method |
| JP2004300510A (en) | 2003-03-31 | 2004-10-28 | Mitsui Chemicals Inc | Method for protecting ion exchange membrane electrolytic cell using gas diffusion cathode |
| ITMI20061388A1 (en) | 2006-07-18 | 2008-01-19 | Uhdenora Spa | PROCEDURE FOR THE PROTECTION OF ELECTRONIC CELLS EQUIPPED WITH GASEOUS DIFFUSION ELECTRODUCTS IN STOP CONDITIONS |
| DE102012204041A1 (en) * | 2012-03-15 | 2013-09-19 | Bayer Materialscience Aktiengesellschaft | Process for the electrolysis of alkali chlorides with oxygen-consuming electrodes having openings |
-
2012
- 2012-03-15 DE DE201210204041 patent/DE102012204041A1/en not_active Withdrawn
-
2013
- 2013-03-05 US US13/785,059 patent/US20130240372A1/en not_active Abandoned
- 2013-03-11 EP EP13158548.1A patent/EP2639339A3/en not_active Withdrawn
- 2013-03-14 RU RU2013111435/04A patent/RU2013111435A/en not_active Application Discontinuation
- 2013-03-14 KR KR1020130027154A patent/KR20130105505A/en not_active Withdrawn
- 2013-03-14 TW TW102108944A patent/TW201406996A/en unknown
- 2013-03-14 JP JP2013051423A patent/JP6549816B2/en not_active Expired - Fee Related
- 2013-03-15 CN CN201310082775.3A patent/CN103305865B/en not_active Expired - Fee Related
-
2017
- 2017-12-29 JP JP2017255174A patent/JP2018048411A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013194323A (en) | 2013-09-30 |
| CN103305865A (en) | 2013-09-18 |
| JP6549816B2 (en) | 2019-07-24 |
| EP2639339A3 (en) | 2015-06-10 |
| TW201406996A (en) | 2014-02-16 |
| CN103305865B (en) | 2017-08-11 |
| KR20130105505A (en) | 2013-09-25 |
| EP2639339A2 (en) | 2013-09-18 |
| JP2018048411A (en) | 2018-03-29 |
| US20130240372A1 (en) | 2013-09-19 |
| DE102012204041A1 (en) | 2013-09-19 |
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Legal Events
| Date | Code | Title | Description |
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| FA93 | Acknowledgement of application withdrawn (no request for examination) |
Effective date: 20160315 |