AR121638A1 - METHOD FOR THE TREATMENT OF A METALLIC SUBSTRATE FOR THE PREPARATION OF ELECTRODES - Google Patents
METHOD FOR THE TREATMENT OF A METALLIC SUBSTRATE FOR THE PREPARATION OF ELECTRODESInfo
- Publication number
- AR121638A1 AR121638A1 ARP210100715A ARP210100715A AR121638A1 AR 121638 A1 AR121638 A1 AR 121638A1 AR P210100715 A ARP210100715 A AR P210100715A AR P210100715 A ARP210100715 A AR P210100715A AR 121638 A1 AR121638 A1 AR 121638A1
- Authority
- AR
- Argentina
- Prior art keywords
- metal substrate
- electrodes
- preparation
- treatment
- metallic substrate
- Prior art date
Links
- 239000000758 substrate Substances 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 4
- 239000002184 metal Substances 0.000 abstract 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 abstract 1
- 239000004327 boric acid Substances 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 abstract 1
- 238000007654 immersion Methods 0.000 abstract 1
- 229910017604 nitric acid Inorganic materials 0.000 abstract 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
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/08—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of metallic material
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/10—Other heavy metals
-
- 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
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- 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
-
- 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
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/055—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material
- C25B11/057—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material consisting of a single element or compound
- C25B11/061—Metal or alloy
-
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D1/00—Electroforming
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/10—Electrodes, e.g. composition, counter electrode
- C25D17/12—Shape or form
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
- C25F3/06—Etching of iron or steel
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrochemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- ing And Chemical Polishing (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
La presente invención se refiere a un método para el tratamiento de la superficie de un sustrato metálico, adecuado para su uso como soporte de electrodo en procesos electroquímicos, que comprende las siguientes etapas: (a) inmersión de dicho sustrato metálico y de al menos un contraelectrodo en un electrolito seleccionado entre ácido clorhídrico, ácido nítrico, ácido bórico o ácido sulfúrico a una concentración en peso de entre el 10 y el 40 %; (b) aplicación de una densidad de corriente anódica a dicho sustrato metálico de entre 0,1 y 30 A/dm² durante un tiempo de entre 0,5 y 120 minutos. La invención también se refiere a un electrodo para la liberación de gas en procesos electroquímicos, obtenido a partir de un sustrato tratado correspondientemente.The present invention relates to a method for treating the surface of a metal substrate, suitable for use as an electrode support in electrochemical processes, comprising the following steps: (a) immersion of said metal substrate and of at least one counter electrode in an electrolyte selected from hydrochloric acid, nitric acid, boric acid or sulfuric acid at a concentration by weight of between 10 and 40%; (b) applying an anodic current density to said metal substrate of between 0.1 and 30 A/dm² for a time between 0.5 and 120 minutes. The invention also relates to an electrode for gas release in electrochemical processes, obtained from a correspondingly treated substrate.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT202000006187 | 2020-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR121638A1 true AR121638A1 (en) | 2022-06-22 |
Family
ID=70918869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP210100715A AR121638A1 (en) | 2020-03-24 | 2021-03-22 | METHOD FOR THE TREATMENT OF A METALLIC SUBSTRATE FOR THE PREPARATION OF ELECTRODES |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US20230151503A1 (en) |
| EP (1) | EP4127275B1 (en) |
| JP (1) | JP2023523690A (en) |
| KR (1) | KR20220158061A (en) |
| CN (1) | CN115335556A (en) |
| AR (1) | AR121638A1 (en) |
| AU (1) | AU2021243591A1 (en) |
| BR (1) | BR112022019176A2 (en) |
| CA (1) | CA3175062A1 (en) |
| CL (1) | CL2022002604A1 (en) |
| IL (1) | IL296656B2 (en) |
| MX (1) | MX2022011840A (en) |
| TW (1) | TW202206653A (en) |
| WO (1) | WO2021191241A1 (en) |
| ZA (1) | ZA202210124B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114481284A (en) * | 2021-12-28 | 2022-05-13 | 清华大学 | Nickel electrode and preparation method and application thereof |
| CN114941153A (en) * | 2022-05-31 | 2022-08-26 | 中自环保科技股份有限公司 | Water electrolysis membrane electrode based on proton exchange membrane, preparation method, assembly and application |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB526854A (en) * | 1939-03-27 | 1940-09-26 | Battelle Memorial Institute | Improvements in or relating to the electrolytic polishing of metal surfaces and an electrolyte therefor |
| IT1317969B1 (en) * | 2000-06-09 | 2003-07-21 | Nora Elettrodi De | ELECTRODE CHARACTERIZED BY A HIGH ADHESION OF A SURFACE CATALYTIC LAYER. |
| CN101660194A (en) * | 2009-09-18 | 2010-03-03 | 西北有色金属研究院 | Electrochemical polishing method of nickel-tungsten alloy base-band for coated conductor |
| EP2534282B8 (en) * | 2010-02-10 | 2018-09-19 | De Nora Permelec Ltd | Activated cathode for hydrogen evolution |
| JP6183620B2 (en) * | 2012-10-31 | 2017-08-23 | 株式会社大阪ソーダ | Zero gap type anode for salt electrolyzer, salt electrolyzer, and salt electrolysis method using the same |
| CN106757299B (en) * | 2016-12-15 | 2019-01-15 | 上海电气核电设备有限公司 | A kind of the electrobrightening corrosive agent and its application method of nickel-base alloy metallographic structure |
| CN106637377B (en) * | 2016-12-19 | 2019-03-19 | 二重（德阳）重型装备有限公司 | Nickel-base alloy electrolytic polishing liquid and its polishing method |
| CN106521587A (en) | 2016-12-29 | 2017-03-22 | 中核北方核燃料元件有限公司 | Nickel plating method for stainless steel strips |
| CN108425144B (en) * | 2018-03-23 | 2020-04-24 | 陕西师范大学 | Preparation method of karst foam nickel for producing oxygen by electrocatalytic total decomposition of hydrogen in water |
| CN109750317B (en) * | 2018-12-26 | 2020-06-30 | 浙江工业大学 | Preparation method of porous nickel-based copper-rhenium composite hydrogen evolution electrode |
| CN110205670B (en) * | 2019-07-10 | 2020-09-08 | 二重（德阳）重型装备有限公司 | Corrosion inhibition nickel-based alloy electrolytic polishing solution and polishing method thereof |
| CN110592614B (en) * | 2019-09-27 | 2021-05-11 | 西南石油大学 | Three-dimensional self-supporting electrocatalyst for preparing hydrogen by water decomposition and preparation method thereof |
| CN110760862A (en) | 2019-11-26 | 2020-02-07 | 江东电子材料有限公司 | Production process of smooth-surface roughened electrolytic copper foil |
-
2021
- 2021-03-22 AR ARP210100715A patent/AR121638A1/en unknown
- 2021-03-23 US US17/906,429 patent/US20230151503A1/en active Pending
- 2021-03-23 IL IL296656A patent/IL296656B2/en unknown
- 2021-03-23 CN CN202180023751.3A patent/CN115335556A/en active Pending
- 2021-03-23 JP JP2022557086A patent/JP2023523690A/en active Pending
- 2021-03-23 CA CA3175062A patent/CA3175062A1/en active Pending
- 2021-03-23 AU AU2021243591A patent/AU2021243591A1/en active Pending
- 2021-03-23 MX MX2022011840A patent/MX2022011840A/en unknown
- 2021-03-23 EP EP21713951.8A patent/EP4127275B1/en active Active
- 2021-03-23 BR BR112022019176A patent/BR112022019176A2/en unknown
- 2021-03-23 WO PCT/EP2021/057498 patent/WO2021191241A1/en active Application Filing
- 2021-03-23 TW TW110110285A patent/TW202206653A/en unknown
- 2021-03-23 KR KR1020227037070A patent/KR20220158061A/en unknown
-
2022
- 2022-09-12 ZA ZA2022/10124A patent/ZA202210124B/en unknown
- 2022-09-23 CL CL2022002604A patent/CL2022002604A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU2021243591A1 (en) | 2022-09-29 |
| CN115335556A (en) | 2022-11-11 |
| EP4127275C0 (en) | 2024-03-06 |
| EP4127275B1 (en) | 2024-03-06 |
| CL2022002604A1 (en) | 2023-04-21 |
| JP2023523690A (en) | 2023-06-07 |
| CA3175062A1 (en) | 2021-09-30 |
| WO2021191241A1 (en) | 2021-09-30 |
| EP4127275A1 (en) | 2023-02-08 |
| IL296656B2 (en) | 2024-05-01 |
| ZA202210124B (en) | 2024-01-31 |
| IL296656B1 (en) | 2024-01-01 |
| MX2022011840A (en) | 2022-10-20 |
| BR112022019176A2 (en) | 2022-11-01 |
| IL296656A (en) | 2022-11-01 |
| US20230151503A1 (en) | 2023-05-18 |
| TW202206653A (en) | 2022-02-16 |
| KR20220158061A (en) | 2022-11-29 |
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