CN115121450A - Brushing device and process capable of continuously machining mesh-shaped titanium electrode - Google Patents
Brushing device and process capable of continuously machining mesh-shaped titanium electrode Download PDFInfo
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- CN115121450A CN115121450A CN202210903248.3A CN202210903248A CN115121450A CN 115121450 A CN115121450 A CN 115121450A CN 202210903248 A CN202210903248 A CN 202210903248A CN 115121450 A CN115121450 A CN 115121450A
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- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
- B05C9/14—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation involving heating or cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
- B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
- B05C3/09—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles
- B05C3/10—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles the articles being moved through the liquid or other fluent material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
- B05C9/10—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation being performed before the application
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0218—Pretreatment, e.g. heating the substrate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
- B05D3/0272—After-treatment with ovens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
- B05D3/102—Pretreatment of metallic substrates
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- 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
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- 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
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Abstract
The invention belongs to the technical field of electrode materials for electrochemistry and energy industry, and relates to a brushing device and a brushing process capable of continuously processing a net-shaped titanium electrode. According to the brushing device, the titanium bar can enable the titanium mesh to be soaked in the coating liquid in the brushing groove for brushing through the two corresponding first clamping grooves; the second clamping groove is formed above the first clamping groove, the titanium rod can enable the titanium net to be suspended in the coating groove through the two corresponding second clamping grooves so as to recover redundant coating liquid on the surface of the titanium net, the loss of the coating liquid can be reduced, and the coating efficiency can be greatly improved by operators. According to the brushing process, the surface of the titanium rod is subjected to oxidation treatment, so that the titanium rod can be prevented from being lost during acid cleaning, the titanium rod can be recycled for a long time, and the cost is saved; the titanium rod penetrates through meshes of the titanium net, so that the titanium net can be contacted with an acid solution more sufficiently and uniformly by the design of acid washing, the surface oxide skin of the titanium net can be washed more thoroughly, the acid washing efficiency can be improved, and the requirement of industrialized large-scale production of the net-shaped titanium electrode is met.
Description
Technical Field
The invention belongs to the technical field of electrode materials for electrochemistry and energy industry, relates to a net-shaped titanium electrode, and particularly relates to a brushing device and a process capable of continuously processing the net-shaped titanium electrode.
Background
Anodes based on plate shapes, such as Dimensionally Stable Anodes (DSA), must operate under optimal hydrodynamic conditions to allow diffusion-controlled reactions to proceed at limited current densities; otherwise, the limitation of mass transfer can greatly affect the working efficiency. The reticular titanium anode serving as an electrode material applicable to complex environments has the advantages of low resistivity, good corrosion resistance and strong binding force of active components and a matrix, and can construct a stable and smooth gas-liquid diffusion channel, so that the stability of the performance of the electrolytic cell is improved, and the requirement of long-time stable operation in the practical application process is met.
The mesh-shaped titanium anode is directly prepared by a dipping-pyrolysis method, namely, a dipping and pulling method is utilized to uniformly cover a coating solution on a pretreated titanium mesh, and then the titanium mesh is put into a drying box to be dried, then is put into a muffle furnace to be roasted, and is taken out of the muffle furnace to be cooled; the required electrode material is obtained after the processes of coating, drying, roasting and cooling are circulated for many times. However, since the current coating solutions are essentially noble metal-containing alcoholic solutions, reducing the unnecessary volatilization of the coating solution during the preparation process is critical to cost savings.
Disclosure of Invention
The present invention is directed to overcome the above-mentioned disadvantages of the prior art, and to provide a brushing apparatus and a brushing process for continuously processing a titanium mesh electrode, so as to reduce unnecessary volatilization of a coating solution during the preparation of the electrode.
In order to achieve the purpose, the invention provides the following technical scheme:
on one hand, the invention provides a brushing device capable of continuously processing a reticular titanium electrode, which comprises a brushing groove, wherein the brushing groove consists of a first side plate, a second side plate, a third side plate, a fourth side plate and a bottom plate, the first side plate and the third side plate are arranged oppositely, and the second side plate and the fourth side plate are arranged oppositely;
the inner surfaces of the first side plate and the third side plate are provided with a plurality of first clamping grooves for fixing titanium bars, and the titanium bars can enable the titanium mesh to be soaked in coating liquid in the coating groove for coating through the two corresponding first clamping grooves;
the inner surfaces of the first side plate and the third side plate are further provided with a plurality of second clamping grooves, and the titanium rod can enable the titanium mesh to be suspended in the coating groove through the two corresponding second clamping grooves so as to recover redundant coating liquid on the surface of the titanium mesh.
Further, an openable cover is installed at the top end of the painting groove.
Further, the lower part of the second side plate or the fourth side plate is provided with an outlet for assembling a valve.
Furthermore, the material of the brushing groove is acid and alkali resistant polytetrafluoroethylene.
Further, a plurality of bosses are arranged on the inner surfaces of the first side plate and the third side plate in the vertical direction, a first clamping groove and a second clamping groove are formed in each boss, and the second clamping grooves are located above the first clamping grooves.
The brushing device does not need to be brushed one by one in the prior art, can treat at least one string at one time, and has high brushing efficiency; meanwhile, the brushing liquid is in a closed container, solvent volatilization is not involved, the concentration of the material liquid can be kept consistent, and the electrode performance is good after processing; moreover, the brushing liquid is not wasted by a brush, a material cup and the like.
On the other hand, the invention also provides a brushing process capable of continuously processing the reticular titanium electrode, which comprises the following specific steps:
step one, titanium bar pretreatment: selecting a titanium rod capable of penetrating through meshes of a titanium mesh, and carrying out heat treatment on the surface of the titanium rod at 600-750 ℃ to form a compact titanium dioxide coating layer resistant to acid corrosion, wherein the treated titanium rod does not need to be dissolved in hydrochloric acid and boiling oxalic acid;
step two, acid pickling treatment of the titanium mesh: the pretreated titanium rod penetrates through meshes of a titanium net, the titanium net is hung on the titanium rod, then the titanium rod is placed in dilute hydrochloric acid to be soaked for 12 hours, then the titanium rod is soaked in a boiling oxalic acid solution, then tap water and deionized water are respectively used for ultrasonic cleaning, and the titanium rod is dried after the oxalic acid residue on the surface is removed; in the pickling process, the titanium nets are mutually spaced and do not overlap, and the pickling efficiency is high;
step three, coating the coating liquid: preparing active coating liquid, injecting the active coating liquid into the brushing device partially or completely, placing the titanium mesh which is subjected to acid cleaning and suspended on the titanium rod into the brushing device for soaking, and airing the titanium mesh which is uniformly soaked;
step four, sintering: placing the titanium mesh treated in the third step in a high-temperature muffle furnace for sintering; in the sintering process, the titanium nets are separated one by one, the sintering oxidation effect is good, and the coated and sintered titanium nets do not need to be assembled and disassembled, so that a large amount of time is saved, and the sintering efficiency is improved;
and step five, repeating the step three and the step four until the feed liquid is used up.
Further, in the first step, the titanium rod is placed in a high-temperature muffle furnace for heat treatment, wherein the heat treatment temperature is 600-750 ℃, and the time is 2-4 hours.
Further, the concentration of the dilute hydrochloric acid in the step two is 10%, and the soaking time is 12 hours; the concentration of the oxalic acid solution is 5 percent, and the soaking time is 2-3 h.
Further, the soaking time in the third step is 1-2min, and the airing time is 5-8 min.
Further, in the fourth step, the sintering temperature is 400 ℃, and the heat preservation temperature is 500 ℃.
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects: on one hand, the brushing device is characterized in that the first clamping grooves are formed in the inner surfaces of the first side plate and the third side plate, so that the titanium bar can be soaked in the coating liquid in the brushing groove for brushing through the two corresponding first clamping grooves; through set up the second draw-in groove at the internal surface of first curb plate, third curb plate, the titanium stick can make the titanium net suspend in through two corresponding second draw-in grooves and scribble the groove in order to retrieve the unnecessary coating liquid in titanium net surface, the loss of reducible coating liquid to make things convenient for operating personnel to improve by a wide margin and scribble the efficiency with a brush. In addition, an openable cover is installed at the top end of the painting groove, and after the painting groove is covered with the cover, a relatively closed environment can be provided for the coating solution, so that unnecessary volatilization of the coating solution is reduced.
On the other hand, the method for brushing by using the brushing device carries out oxidation treatment on the surface of the titanium rod, can avoid the titanium rod from being lost during acid cleaning, can be repeatedly used for a long time and saves the cost; pass titanium net mesh with the titanium stick to hang the titanium net on the titanium stick, and then carry out the design of pickling, can let the titanium net more fully evenly with acid solution contact, make the washing of titanium net surface oxide skin more thorough, can improve pickling efficiency simultaneously, guarantee the demand of netted titanium electrode industrialization large-scale production.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a structural view of a titanium rod provided by the present invention passing through a plurality of titanium meshes;
FIG. 2 is an external structural view of a brushing apparatus for continuously processing a mesh-shaped titanium electrode according to the present invention;
FIG. 3 is a view showing the internal structure of the brushing device for continuously processing a mesh-shaped titanium electrode according to the present invention;
fig. 4 is a net-shaped titanium anode manufactured based on the apparatus and process of the present invention.
Wherein: 1. brushing the groove; 2. a first card slot; 3. a second card slot; 4. a cover; 5. and (7) an outlet.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus, methods consistent with certain aspects of the invention, as detailed in the following claims.
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and examples.
Referring to fig. 2, the invention provides a brushing device capable of continuously processing a mesh-shaped titanium electrode, comprising a brushing groove 1, wherein the brushing groove 1 is composed of a first side plate, a second side plate, a third side plate, a fourth side plate and a bottom plate, the first side plate and the third side plate are arranged oppositely, and the second side plate and the fourth side plate are arranged oppositely;
the inner surfaces of the first side plate and the third side plate are provided with a plurality of first clamping grooves 2 for fixing titanium bars, and the titanium bars can enable the titanium mesh to be soaked in the coating liquid in the coating groove 1 for coating through the two corresponding first clamping grooves 2;
the inner surfaces of the first side plate and the third side plate are further provided with a plurality of second clamping grooves 3, and the titanium rod can enable the titanium mesh to be suspended in the coating groove 1 through the two corresponding second clamping grooves 3 so as to recover redundant coating liquid on the surface of the titanium mesh.
Further, an openable cover 4 is installed at the top end of the painting bath 1 to reduce the volatilization of the coating liquid.
Further, the lower part of the second side plate or the fourth side plate is provided with an outlet 5 for assembling a valve.
Further, the material of the brushing groove 1 is acid and alkali resistant polytetrafluoroethylene.
Further, a plurality of bosses are arranged on the inner surfaces of the first side plate and the third side plate in the vertical direction, a first clamping groove 1 and a second clamping groove 2 are formed in each boss, and the second clamping groove 2 is located above the first clamping groove 1.
The brushing device does not need to be brushed one by one in the prior art, can treat at least one string at one time, and has high brushing efficiency; meanwhile, the brushing liquid is in a closed container, solvent volatilization is not involved, the concentration of the material liquid can be kept consistent, and the electrode performance is good after processing; moreover, the brushing liquid is not wasted by a brush, a material cup and the like.
When the device is used for brushing the reticular titanium electrode, the specific brushing steps are as follows:
step one, titanium bar pretreatment: selecting a titanium rod capable of penetrating through meshes of a titanium net, and putting the titanium rod into a box-type furnace to carry out heat treatment on the surface of the titanium rod, wherein the heat treatment temperature is 600 ℃, and the heat treatment time is 2 hours, so that a compact acid-corrosion-resistant titanium dioxide coating layer is formed;
step two, acid pickling treatment of the titanium mesh: enabling the acid-corrosion-resistant titanium rod treated in the step one to penetrate through meshes of a titanium net, hanging the titanium net on the titanium rod, then placing the titanium net in 10% dilute hydrochloric acid for soaking for 2 hours, then soaking the titanium net in 5% boiling oxalic acid solution, removing residual oxalic acid on the surface through ultrasonic treatment after 2 hours, and airing;
step three, coating the coating liquid: preparing active coating liquid from RuCl 3 ·3H 2 A mixed solution of O, butyl titanate and chloroiridic acid with n-butanol added with hydrochloric acid; wherein the ruthenium content of the coating is 0.6mg/cm 2 The iridium content is 0.3mg/cm 2 The molar ratio of ruthenium, iridium and titanium is Ru: ir: ti is 2:1: 6; injecting the prepared active coating solution into a brushing device, placing a titanium net which is subjected to acid washing and is suspended on a titanium rod into the brushing device, soaking for 1-2min, and airing for 5-8 min;
step four, sintering: placing the titanium mesh treated in the third step into a box furnace for sintering, wherein the sintering temperature is 400 ℃, and the heat preservation temperature is 500 ℃;
and step five, repeatedly brushing and sintering to obtain the mesh-shaped titanium electrode as shown in figure 3.
Based on the device, the mesh titanium electrode prepared by the process is used for carrying out oxidation treatment on the surface of the titanium rod, so that the titanium rod can be prevented from being lost during acid washing, the titanium rod can be recycled for a long time, and the cost is saved; pass titanium net mesh with the titanium stick to hang the titanium net on the titanium stick, and then carry out the design of pickling, can let the titanium net more fully evenly with acid solution contact, make the washing of titanium net surface oxide skin more thorough, can improve pickling efficiency simultaneously, guarantee the demand of netted titanium electrode industrialization large-scale production.
According to the brushing device, the first clamping grooves 2 are formed in the inner surfaces of the first side plate and the third side plate, so that a titanium bar can be soaked in the coating liquid in the brushing groove 1 for brushing through the two corresponding first clamping grooves 2; through set up second draw-in groove 3 at the internal surface of first curb plate, third curb plate, the titanium stick can make titanium net suspension in scribble brush groove 1 in order to retrieve the unnecessary coating liquid in titanium net surface through two corresponding second draw-in grooves 3, reducible coating liquid's loss to make things convenient for operating personnel to improve by a wide margin and apply paint efficiency with a brush. In addition, an openable cover 4 is installed at the top end of the painting groove 1, and after the painting groove is covered with the cover 4, a relatively closed environment can be provided for the coating solution, and unnecessary volatilization of the coating solution is reduced.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (10)
1. The brushing device capable of continuously processing the reticular titanium electrode is characterized by comprising a brushing groove (1), wherein the brushing groove (1) consists of a first side plate, a second side plate, a third side plate, a fourth side plate and a bottom plate, the first side plate and the third side plate are arranged oppositely, and the second side plate and the fourth side plate are arranged oppositely;
the inner surfaces of the first side plate and the third side plate are provided with a plurality of first clamping grooves (2) for fixing titanium bars, and the titanium bars can enable the titanium mesh to be soaked in the coating liquid in the coating groove (1) for coating through the two corresponding first clamping grooves (2);
the inner surfaces of the first side plate and the third side plate are further provided with a plurality of second clamping grooves (3), and the titanium bar can enable the titanium mesh to be suspended in the coating groove (1) through the two corresponding second clamping grooves (3) so as to recycle redundant coating liquid on the surface of the titanium mesh.
2. The brushing device capable of continuously processing the reticular titanium electrode according to the claim 1, characterized in that the top end of the brushing groove (1) is provided with an openable cover (4).
3. The brushing device capable of continuously processing the reticular titanium electrode as claimed in claim 1, wherein the lower part of the second side plate or the fourth side plate is provided with an outlet (5) for assembling a valve.
4. The brushing device capable of continuously processing the reticular titanium electrode as claimed in claim 1, wherein the material of the brushing groove (1) is acid and alkali resistant polytetrafluoroethylene.
5. The brushing device capable of continuously processing the reticular titanium electrode according to claim 1, wherein a plurality of bosses are arranged on the inner surfaces of the first side plate and the third side plate along the vertical direction, each boss is provided with a first clamping groove (1) and a second clamping groove (2), and the second clamping groove (2) is positioned above the first clamping groove (1).
6. A brushing process capable of continuously processing a reticular titanium electrode is characterized by comprising the following specific steps:
step one, titanium bar pretreatment: selecting a titanium rod capable of penetrating through meshes of a titanium mesh, and carrying out heat treatment on the surface of the titanium rod at 600-750 ℃ to form a compact acid-corrosion-resistant titanium dioxide coating layer;
step two, acid pickling treatment of the titanium mesh: the pretreated titanium rod penetrates through meshes of a titanium net, the titanium net is hung on the titanium rod, then the titanium rod is soaked in dilute hydrochloric acid, then the titanium rod is soaked in a boiling oxalic acid solution, and then tap water and deionized water are respectively used for ultrasonic cleaning, and the titanium rod is dried after the oxalic acid residue on the surface is removed;
step three, coating the coating liquid: preparing active coating liquid, injecting the active coating liquid into the brushing device of any one of claims 1 to 5, placing the titanium mesh which is subjected to acid cleaning and suspended on the titanium rod into the brushing device for soaking, and airing the titanium mesh which is uniformly soaked;
step four, sintering: placing the titanium mesh treated in the step three in a high-temperature muffle furnace for sintering;
and step five, repeating the step three and the step four until the feed liquid is used up.
7. A brushing process according to claim 6, wherein in the first step, the titanium bar is placed in a high-temperature muffle furnace for heat treatment at 600-750 ℃ for 2-4 h.
8. The brushing process according to claim 6, wherein in the second step, the concentration of the dilute hydrochloric acid is 10%, and the soaking time is 12 hours; the concentration of the oxalic acid solution is 5 percent, and the soaking time is 2-3 h.
9. The brushing process according to claim 6, wherein the soaking time in the third step is 1-2min, and the airing time is 5-8 min.
10. The brushing process according to claim 6, wherein in the fourth step, the sintering temperature is 400 ℃ and the holding temperature is 500 ℃.
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| WO2012000440A1 (en) * | 2010-07-02 | 2012-01-05 | 波鹰(厦门)科技有限公司 | Titanium electrode material coated with nanometer rhodium-iridium coatings and preparation method thereof |
| CN102719859A (en) * | 2012-07-07 | 2012-10-10 | 西安泰金工业电化学技术有限公司 | Titanium mesh anode for electrodeposited nickel and preparing method thereof |
| CN103088363A (en) * | 2012-12-13 | 2013-05-08 | 苏州新区化工节能设备厂 | Preparation method of stainless steel electrolysis electrode with titanium dioxide coating layer |
| CN203625518U (en) * | 2013-12-06 | 2014-06-04 | 东莞市常晋凹版模具有限公司 | Improved chrome plating anode |
| CN108677221A (en) * | 2018-06-13 | 2018-10-19 | 昆明理工大学 | A kind of titanium-based β-MnO2Composite coating anode and preparation method thereof |
| CN109465154A (en) * | 2018-12-27 | 2019-03-15 | 西安泰金工业电化学技术有限公司 | A kind of precious metal recovery device for Ni―Ti anode painting process |
| CN211613256U (en) * | 2019-12-24 | 2020-10-02 | 厦门汇千泰工贸有限公司 | A antirust agent submergence device for belt pulley production |
| CN211838650U (en) * | 2020-03-25 | 2020-11-03 | 天津合力嘉科技有限公司 | Electric bicycle accessory spraying suspension device |
| CN212681580U (en) * | 2020-06-28 | 2021-03-12 | 湖北宏骏精密机械股份有限公司 | A rack for casting pot courage immersion oil rust-resistant treatment |
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