CN115110109A - Preparation method of bipolar titanium electrode - Google Patents
Preparation method of bipolar titanium electrode Download PDFInfo
- Publication number
- CN115110109A CN115110109A CN202210398185.0A CN202210398185A CN115110109A CN 115110109 A CN115110109 A CN 115110109A CN 202210398185 A CN202210398185 A CN 202210398185A CN 115110109 A CN115110109 A CN 115110109A
- Authority
- CN
- China
- Prior art keywords
- titanium
- bipolar
- preparing
- solution
- electrode according
- 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.)
- Pending
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
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
- C25B11/036—Bipolar 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
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
-
- 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
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/052—Electrodes comprising one or more electrocatalytic coatings on a substrate
-
- 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
- C25B11/063—Valve metal, e.g. titanium
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
The invention discloses a preparation method of a bipolar titanium electrode, which comprises the following steps: s1, pretreatment of the titanium substrate: degreasing, sand blasting, acid etching, cleaning and drying the titanium substrate; s2, preparing a precursor solution; s3, preparing an active layer: coating the precursor solution prepared in the step S2 on the titanium plate treated in the step S1, and sintering; and repeatedly brushing and sintering for many times to prepare an active layer, thereby completing the preparation of the bipolar titanium anode. According to the preparation method of the bipolar titanium anode, La with high stability and good conductivity is doped in the traditional ruthenium-titanium system coating, so that the catalytic performance of the electrode is improved, and the service life of the electrode is prolonged.
Description
Technical Field
The invention belongs to the technical field of electrolysis, the technical field of electrochemical application and the field of water treatment, and particularly relates to a preparation method of a bipolar titanium electrode.
Background
Chlorine and titanium separating anode electrolysis, anode chlorine separation and cathode hydrogen separation. However, as the cathode evolves hydrogen, hydroxide ions are enriched on the cathode, and can react with calcium and magnesium ions in water to generate scale and accumulate on the cathode, the resistance of the cathode is increased, the power consumption is increased, and the failure of the electrolysis accelerating device is accelerated. In order to avoid the deposition of calcium and magnesium scales to damage chlorine production equipment, the calcium and magnesium ions are often removed by a physical method or by adding medicaments, the purity of electrolyte is changed by adding the medicaments, the service life of an electrolysis device is influenced, and impurities which are more difficult to treat are formed to pollute the environment. Therefore, the problem of how to effectively avoid the dirt from being accumulated on the electrode in the electrolytic process needs to be solved.
In order to solve the problems, the bipolar electrode can change the positive and negative polarities of the power supply at regular time, the cathode is changed into the anode, the precipitated gas is changed, the originally dirt-deposited cathode precipitates chlorine, the generated dirt can be timely fallen off while sterilization and disinfection can be realized, the problem of cathode dirt of the chlorine-separating titanium anode is effectively solved, cleaning is realized, and the service life of chlorine-separating equipment is further prolonged. The method has high comprehensive cost performance and great improvement significance for practical application.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a preparation method of a bipolar titanium anode; the La with high stability and good conductivity is doped in the traditional ruthenium-titanium system coating, so that the catalytic performance of the electrode is improved, and the service life of the electrode is prolonged.
The technical scheme adopted by the invention for solving the technical problem is as follows: a preparation method of a bipolar titanium electrode comprises the following steps:
s1, pretreatment of the titanium substrate: degreasing, sand blasting, acid etching, cleaning and drying the titanium substrate;
s2, preparing a precursor solution;
s3, preparing an active layer: coating the precursor solution prepared in the step S2 on the titanium plate treated in the step S1, and sintering; and repeatedly brushing and sintering for many times to prepare an active layer, thereby completing the preparation of the bipolar titanium anode.
Further, in the pretreatment of step S1, the sand mold of the sand blasting is one or more selected from steel sand, brown fused alumina, quartz sand, white fused alumina and hainan sand, and the sand blasting is performed until the surface roughness Ra value of the titanium substrate is 6 to 9 μm and the Rz value is 32 to 40 μm.
Further, in the pretreatment of step S1, the acid etching solution in the acid etching treatment is 5% to 10% oxalic acid solution or/and 2% to 20% hydrochloric acid solution, and the soaking time is 2 to 4 hours.
Further, in step S2, the precursor solution includes a noble metal active solution prepared from one or more salts of ruthenium, titanium, and lanthanum and an organic solvent; in the active solution, the total metal ion concentration is 0.01-0.5 mol/L.
Further, the organic solvent is one or more of isopropanol, n-butanol, absolute ethyl alcohol and butanediol.
Further, in the precursor solution, the ratio of Ru: ti: the amount ratio of La is 20-30: 30-70: 0-40.
Preferably, the precursor solution is a lanthanum ruthenium titanium noble metal active solution consisting of a lanthanum source, a ruthenium source, a titanium source and an organic solvent.
Preferably, the total metal ions in the precursor solution are 0.02-0.35 mol/L.
Further, in step S3, during sintering, the heat preservation temperature in the thermal oxidation furnace is 400-450 ℃ and the heat preservation time is 10-15 min.
Further, in step S3, during the last sintering, the heat preservation temperature in the thermal oxidation furnace is 500-550 ℃, and the heat preservation time is 1-2 hours.
The invention has the beneficial effects that: compared with the prior art, the preparation method of the bipolar titanium anode provided by the invention introduces La with high stability and good conductivity into the traditional ruthenium-titanium electrode material, can well deal with high-frequency power supply commutation, effectively solves the problem of cathode fouling, and prolongs the service life of chlorine evolution equipment. In addition, the rare earth element with the special 4f electronic structure enables the active coating to have higher catalytic activity and improves the chlorine preparation efficiency.
Detailed Description
The invention is further illustrated by the following specific examples. These examples are intended to illustrate the invention and are not intended to limit the scope of the invention.
Example 1
The embodiment provides a preparation method of a bipolar titanium electrode, which specifically comprises the following steps:
step1, pretreatment of a titanium substrate: cutting, degreasing and sand blasting the TA1 titanium material to remove a surface oxide layer, etching the titanium material in a slightly boiling 5% oxalic acid solution for 3 hours, washing the titanium material with deionized water after the etching is finished, and drying the titanium material for later use;
step2, preparation of precursor solution: adding RuCl 3 With TiCl 3 The isopropanol solution is mixed and placed in a beaker, and stirred for 3 hours at room temperature to form a uniform solution, wherein the ratio of Ru: ti (molar ratio) was 30:70, and the total concentration of the two metal elements was controlled to 0.3 mol/L.
Step3, uniformly coating the prepared solution on the titanium plate treated by the Step1, naturally airing to uniformly diffuse the coating solution, then placing the titanium plate in a drying oven at 60 ℃ to completely volatilize the solvent, then placing the titanium substrate coated with the coating solution in a sintering furnace at 450 ℃, preserving the heat for 10min, taking out the titanium substrate, naturally cooling the titanium substrate to room temperature, and repeating the steps until the coating solution is completely coated and the coating amount on the whole titanium plate is 5g/m 2 . And (3) coating the titanium substrate to the last time, preserving the heat for 1h in a sintering furnace at 550 ℃, taking out the titanium substrate, and naturally cooling to room temperature to prepare a sample RL 0.
Example 2
The embodiment provides a preparation method of a bipolar titanium electrode, which specifically comprises the following steps:
step1, pretreatment of a titanium substrate: cutting, degreasing and sand blasting the TA1 titanium material to remove a surface oxide layer, etching the titanium material in a slightly boiling 5% oxalic acid solution for 3 hours, washing the titanium material with deionized water after the etching is finished, and drying the titanium material for later use;
step2, mixing RuCl 3 With TiCl 3 Mixing the isopropanol solution, placing in a beaker, and adding LaCl 3 After dissolving in ethanol solution, add to RuCl 3 And TiCl 3 Stirring at room temperature for 3 hours to form a uniform solution, wherein the ratio of Ru: ti: la (molar ratio) was 30:60:10, and the total concentration of the three metal elements was controlled to 0.3 mol/L.
Step3, uniformly coating the prepared solution on a treated titanium plate, naturally airing to uniformly diffuse the coating solution, then placing the titanium plate in a baking oven at 60 ℃ to completely volatilize the solvent, then placing the titanium substrate coated with the coating solution in a sintering furnace at 450 ℃, keeping the temperature for 10min, taking out, naturally cooling to room temperature, repeating the steps until the coating solution is completely coated, wherein the coating amount on the whole titanium plate is 5g/m 2 . And (3) coating the titanium substrate to the last time, preserving the heat of the titanium substrate in a sintering furnace at 550 ℃ for 1h, taking out the titanium substrate, and naturally cooling the titanium substrate to room temperature to obtain a sample RL 1.
Example 3
The embodiment provides a preparation method of a bipolar titanium electrode, which specifically comprises the following steps:
step1, pretreatment of a titanium substrate: cutting, degreasing and sand blasting the TA1 titanium material to remove a surface oxide layer, etching the titanium material in a slightly boiling 5% oxalic acid solution for 3 hours, washing the titanium material with deionized water after the etching is finished, and drying the titanium material for later use;
step2, mixing RuCl 3 With TiCl 3 Mixing the isopropanol solution, placing in a beaker, and adding LaCl 3 After dissolving in ethanol solution, add to RuCl 3 And TiCl 3 Stirring at room temperature for 3 hours to form a uniform solution, wherein the ratio of Ru: ti: la (molar ratio) was 30:50:20, and the total concentration of the three metal elements was controlled to 0.3 mol/L.
Step3, uniformly coating the prepared solution on a treated titanium plate, naturally airing to uniformly diffuse the coating solution, and then placing at 60 DEG CThe solvent is completely volatilized in the oven, then the titanium substrate coated with the coating liquid is placed in a sintering furnace at 450 ℃, the temperature is kept for 10min, then the titanium substrate is taken out, the titanium substrate is naturally cooled to the room temperature, the steps are repeated until the coating liquid is completely coated, and the coating amount on the whole titanium plate is 5g/m 2 . And (3) coating the titanium substrate to the last time, preserving the heat of the titanium substrate in a sintering furnace at 550 ℃ for 1h, taking out the titanium substrate, and naturally cooling the titanium substrate to room temperature to obtain a sample RL 2.
Example 4
The embodiment provides a preparation method of a bipolar titanium electrode, which specifically comprises the following steps:
step1, pretreatment of a titanium substrate: cutting, degreasing and sand blasting the TA1 titanium material to remove a surface oxide layer, etching the titanium material in a slightly boiling 5% oxalic acid solution for 3 hours, washing the titanium material with deionized water after the etching is finished, and drying the titanium material for later use;
step2, mixing RuCl 3 With TiCl 3 Mixing the isopropanol solution, placing in a beaker, and adding LaCl 3 After dissolving in ethanol solution, add to RuCl 3 And TiCl 3 Stirring at room temperature for 3 hours to form a uniform solution, wherein the ratio of Ru: ti: la (molar ratio) was 30:40:30, and the total concentration of the three metal elements was controlled to 0.3 mol/L.
Step3, uniformly coating the prepared solution on the treated titanium plate, naturally airing to uniformly diffuse the coating solution, then placing the titanium plate in a baking oven at 60 ℃ to completely volatilize the solvent, then placing the titanium substrate coated with the coating solution in a sintering furnace at 450 ℃, keeping the temperature for 10min, taking out the titanium substrate, naturally cooling to room temperature, repeating the steps until the coating solution is completely coated, wherein the coating amount on the whole titanium plate is 5g/m 2 . And (3) coating the titanium substrate to the last time, preserving the heat of the titanium substrate in a sintering furnace at 550 ℃ for 1h, taking out the titanium substrate, and naturally cooling the titanium substrate to room temperature to obtain a sample RL 3.
Example 5
The embodiment provides a preparation method of a bipolar titanium electrode, which specifically comprises the following steps:
step1, pretreatment of a titanium substrate: cutting, degreasing and sand blasting the TA1 titanium material to remove a surface oxide layer, etching the titanium material in a slightly boiling 5% oxalic acid solution for 3 hours, washing the titanium material with deionized water after the etching is finished, and drying the titanium material for later use;
step2, mixing RuCl 3 With TiCl 3 Mixing the isopropanol solution, placing in a beaker, and adding LaCl 3 After dissolving in ethanol solution, add to RuCl 3 And TiCl 3 Stirring at room temperature for 3 hours to form a uniform solution, wherein the ratio of Ru: ti: la (molar ratio) was 30:30:40, and the total concentration of the three metal elements was controlled to 0.3 mol/L.
Step3, uniformly coating the prepared solution on a treated titanium plate, naturally airing to uniformly diffuse the coating solution, then placing the titanium plate in a baking oven at 60 ℃ to completely volatilize the solvent, then placing the titanium substrate coated with the coating solution in a sintering furnace at 450 ℃, keeping the temperature for 10min, taking out, naturally cooling to room temperature, repeating the steps until the coating solution is completely coated, wherein the coating amount on the whole titanium plate is 5g/m 2 . And (3) coating the titanium substrate to the last time, preserving the heat for 1h in a sintering furnace at 550 ℃, taking out the titanium substrate, and naturally cooling to room temperature to prepare a sample RL 4.
The titanium electrodes obtained in examples 1 to 5 were subjected to chlorine evolution performance and enhanced life test, and the test results are shown in table 1 below.
| Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | |
| Content of available chlorine (mg/L) | 92.8 | 111.5 | 127.3 | 142.4 | 134.5 |
| Enhanced lifetime (h) | 41.2 | 52.1 | 59.4 | 65.3 | 61.2 |
According to the test results, the bipolar titanium anode coating prepared by the preparation method provided by the invention can effectively improve the chlorine evolution performance of the electrode and prolong the service life, and meanwhile, the bipolar property of the bipolar titanium anode coating also well avoids the generation of cathode scale, so that the market demand can be better met.
The above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (10)
1. The preparation method of the bipolar titanium electrode is characterized by comprising the following steps:
s1, pretreatment of the titanium substrate: degreasing, sand blasting, acid etching, cleaning and drying the titanium substrate;
s2, preparing a precursor solution;
s3, preparing an active layer: coating the precursor solution prepared in the step S2 on the titanium plate treated in the step S1, and sintering; and repeatedly brushing and sintering for many times to prepare an active layer, thereby finishing the preparation of the bipolar titanium anode.
2. The method for preparing a bipolar titanium electrode according to claim 1, wherein: in the pretreatment of the step S1, the sand mold for sand blasting is selected from one or more of steel sand, brown corundum, quartz sand, white corundum and Hainan sand, and the sand blasting treatment is carried out until the surface roughness Ra value of the titanium substrate is 6-9 μm and the Rz value is 32-40 μm.
3. The method for manufacturing a bipolar titanium electrode according to claim 1, wherein: in the pretreatment of the step S1, the acid etching solution in the acid etching treatment is 5-10% oxalic acid solution or/and 2-20% hydrochloric acid solution, and the soaking time is 2-4 h.
4. The method for manufacturing a bipolar titanium electrode according to claim 1, wherein: in step S2, the precursor solution includes a noble metal active solution prepared from one or more salts containing ruthenium, titanium, and lanthanum elements and an organic solvent; in the active solution, the total metal ion concentration is 0.01-0.5 mol/L.
5. The method for preparing a bipolar titanium electrode according to claim 4, wherein: the organic solvent is one or more of isopropanol, n-butanol, absolute ethyl alcohol and butanediol.
6. The method for preparing a bipolar titanium electrode according to claim 4, wherein: in the precursor solution, Ru: ti: the amount ratio of La is 20-30: 30-70: 0-40.
7. The method for preparing a bipolar titanium electrode according to claim 4, wherein: the precursor solution is a lanthanum ruthenium titanium noble metal active solution consisting of a lanthanum source, a ruthenium source, a titanium source and an organic solvent.
8. The method for preparing a bipolar titanium electrode according to claim 4, wherein: in the precursor solution, the total metal ions are 0.02-0.35 mol/L.
9. The method for preparing a bipolar titanium electrode according to claim 1, wherein: in step S3, during sintering, the heat preservation temperature in the thermal oxidation furnace is 400-450 ℃, and the heat preservation time is 10-15 min.
10. The method for preparing a bipolar titanium electrode according to claim 1, wherein: in step S3, during the last sintering, the heat preservation temperature in the thermal oxidation furnace is 500-550 ℃, and the heat preservation time is 1-2 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210398185.0A CN115110109A (en) | 2022-04-15 | 2022-04-15 | Preparation method of bipolar titanium electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210398185.0A CN115110109A (en) | 2022-04-15 | 2022-04-15 | Preparation method of bipolar titanium electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115110109A true CN115110109A (en) | 2022-09-27 |
Family
ID=83325317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210398185.0A Pending CN115110109A (en) | 2022-04-15 | 2022-04-15 | Preparation method of bipolar titanium electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115110109A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8316865D0 (en) * | 1982-06-22 | 1983-07-27 | Unisearch Ltd | Bipolar membranes |
| CN109457270A (en) * | 2018-12-29 | 2019-03-12 | 西安泰金工业电化学技术有限公司 | A kind of preparation method of ti-based coating Ni―Ti anode |
| CN111088493A (en) * | 2019-12-26 | 2020-05-01 | 西安泰金工业电化学技术有限公司 | Preparation method of titanium anode with titanium-based coating |
| CN111099702A (en) * | 2019-12-26 | 2020-05-05 | 西安泰金工业电化学技术有限公司 | Preparation method of titanium anode for water treatment |
| CN112795908A (en) * | 2020-12-18 | 2021-05-14 | 西安泰金工业电化学技术有限公司 | Preparation method of titanium anode with titanium-based coating |
-
2022
- 2022-04-15 CN CN202210398185.0A patent/CN115110109A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8316865D0 (en) * | 1982-06-22 | 1983-07-27 | Unisearch Ltd | Bipolar membranes |
| CN109457270A (en) * | 2018-12-29 | 2019-03-12 | 西安泰金工业电化学技术有限公司 | A kind of preparation method of ti-based coating Ni―Ti anode |
| CN111088493A (en) * | 2019-12-26 | 2020-05-01 | 西安泰金工业电化学技术有限公司 | Preparation method of titanium anode with titanium-based coating |
| CN111099702A (en) * | 2019-12-26 | 2020-05-05 | 西安泰金工业电化学技术有限公司 | Preparation method of titanium anode for water treatment |
| CN112795908A (en) * | 2020-12-18 | 2021-05-14 | 西安泰金工业电化学技术有限公司 | Preparation method of titanium anode with titanium-based coating |
Non-Patent Citations (2)
| Title |
|---|
| 周生刚等: "《金属基层状复合功能材料的研制与性能》", 31 May 2015, 冶金工业出版社 * |
| 王清泉等: "稀土La掺杂对Ru-La-Ti涂层阳极电催化性能的影响", 《材料保护》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108754533B (en) | Preparation method of long-life high-activity doped tin oxide electrode for electrolyzing aquatic ozone | |
| JP4673628B2 (en) | Cathode for hydrogen generation | |
| CN102191513B (en) | Preparation method of insoluble titanium-based catalytic electrode | |
| CN114182307A (en) | Preparation method of noble metal anode for electrolytic copper foil | |
| CN111099702A (en) | Preparation method of titanium anode for water treatment | |
| CN113800606A (en) | Coating titanium anode for treatment of circulating cooling water, preparation method and application | |
| CN113690455A (en) | Long-life anode electrode material and preparation method thereof | |
| CN112663124B (en) | Preparation method of precious metal anode for horizontal electroplating of PCB | |
| CN113881962A (en) | Preparation method of high-conductivity Ir-Ta-Mn composite oxide coating anode | |
| CN115110109A (en) | Preparation method of bipolar titanium electrode | |
| CN111924941A (en) | Modified PbO2Preparation method of electrode and method for removing BPA through electrocatalysis | |
| CN116282395A (en) | Method for preparing carbon nano tube modified tin-antimony electrode through electrodeposition in eutectic solvent | |
| CN113718201B (en) | Long-life titanium-based tin oxide positive electrode and preparation method and application thereof | |
| CN114164419B (en) | Method for preparing platinum active layer on anode plate by thermal decomposition method | |
| CN115992371A (en) | Cathode plasma electrolytic deposition preparation method for titanium-based noble metal anode | |
| CN114990679A (en) | Preparation method of oxygen evolution titanium anode | |
| CN112725831B (en) | Improve Ti/RuO 2 -TiO 2 Sintering process for anode electrocatalytic activity and stability | |
| CN113684511B (en) | Electrochemical preparation method of high-temperature self-repairing coating and product thereof | |
| CN114774998A (en) | Preparation method of low-noble-metal Ir-Ta composite oxide coating anode | |
| CN111943327B (en) | Having RuO for acidic wastewater treatment2-IrO2Electrode material of intermediate layer and preparation method | |
| CN114405794A (en) | Preparation method of titanium electrode coating of continuous electric desalting membrane block | |
| WO2021017104A1 (en) | Substrate etching method for titanium-based dimension stabilization type anode | |
| CN112376047B (en) | Titanium-based iridium dioxide composite graphene and Mn-Mo oxide electrode and preparation method thereof | |
| CN112250229A (en) | Preparation method and application of electrode with high catalytic activity and stability | |
| CN114892237B (en) | Method for improving performance of titanium electrode by improving pretreatment process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 710000 No. 15, west section of Xijin Road, Jingwei Industrial Park, Xi'an Economic and Technological Development Zone, Xi'an City, Shaanxi Province Applicant after: Xi'an Taijin Xinneng Technology Co.,Ltd. Address before: 710000 No. 15, west section of Xijin Road, Jingwei Industrial Park, Xi'an Economic and Technological Development Zone, Xi'an City, Shaanxi Province Applicant before: XI'AN TAIJIN INDUSTRIAL ELECTROCHEMICAL TECHNOLOGY Co.,Ltd. |