CN108751354A - The preparation method of coated anode net - Google Patents
The preparation method of coated anode net Download PDFInfo
- Publication number
- CN108751354A CN108751354A CN201810531748.2A CN201810531748A CN108751354A CN 108751354 A CN108751354 A CN 108751354A CN 201810531748 A CN201810531748 A CN 201810531748A CN 108751354 A CN108751354 A CN 108751354A
- Authority
- CN
- China
- Prior art keywords
- preparation
- matrix
- coated
- coated anode
- anode net
- 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
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
- C02F2001/46133—Electrodes characterised by the material
- C02F2001/46138—Electrodes comprising a substrate and a coating
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
- C02F2001/46152—Electrodes characterised by the shape or form
Abstract
The invention discloses a kind of preparation methods of coated anode net, including：(1) the step of titanium plate/net is as raw material is selected；(2) according to requiring to raw material shearing, seine, punching processing into matrix the step of；(3) the step of being equipped with precious metal solution；(4) to substrate pretreatment the step of；(5) the step of roughness processing being carried out to step (4) treated matrix；(6) to step (5) treated matrix is heat-treated the step of；(7) precious metal solution for preparing step (3) is coated in the step of matrix surface after step (6) heat treatment；(8) the step of temper.Coated anode net prepared by the present invention is comparable to water treatment effect with existing anode network in guarantee, and corrosion-resistant and deposit is few, and the service life is longer.
Description
Technical field
The present invention relates to a kind of preparation methods of coated anode net.
Background technology
In the electrolysis process of wastewater treatment, due to anode working bad environments, need to bear high current, electrolysis wastewater at
Divide complexity again, therefore anode is etched seriously, and anode deposits are more, greatly reduce the service life of anode.
Invention content
The present invention is above-mentioned in order to overcome the shortcomings of, provides a kind of feelings that can make anode network in guarantee good waste water treatment effect
Under condition, the preparation method of corrosion-resistant and few deposit coated anode net, including：
(1) the step of titanium plate/net is as raw material is selected；
(2) according to requiring to raw material shearing, seine, punching processing into matrix the step of；
(3) the step of being equipped with precious metal solution；
(4) to substrate pretreatment the step of；
(5) the step of roughness processing being carried out to step (4) treated matrix；
(6) to step (5) treated matrix is heat-treated the step of；
(7) precious metal solution for preparing step (3) is coated in the step of matrix surface after step (6) heat treatment；
(8) the step of temper；
Above-mentioned steps (3) precious metal solution include weight fraction be the chloro-iridic acid of 10%-15%, 25%-35% three
Ruthenic chloride, the butter of tin of 2%-5%, the cobalt chloride of 0.05%-0.5%, the butyl titanate of 20%-30%, 10%-15%
The propyl alcohol of hydrochloric acid and 5%-8%.
The preparation method of coated anode net of the present invention, butyl titanate can use titanium tetrachloride or titanium trichloride generation in step (2)
It replaces.
The preparation method of coated anode net of the present invention, a concentration of 1mol/L of hydrochloric acid in step (3).
The preparation method of coated anode net of the present invention, pre-treatment includes washing and oil removing in step (4).
The preparation method of coated anode net of the present invention, in step (5) using etching and/or blasting craft handle matrix to its
Roughness Rz >=30.
The preparation method of coated anode net of the present invention, step (6) use oxidation furnace, and 100- is kept the temperature at 540-560 DEG C
120min is to improve matrix flatness.
The preparation method of coated anode net of the present invention, step (7) are uniform by precious metal solution using electrostatic spraying mode
Coated on matrix, in 90-100 DEG C of dry 10min, 15min, cooled to room temperature, according to this are sintered then at 450-480 DEG C
It mode repetitive coatings, drying and sinters to 10 times or more.
The preparation method of coated anode net of the present invention, step (8) are tempered 90-120min at 480-500 DEG C to consolidate coating
Binding force and titanium net flatness, tempered processing postcooling to room temperature, and according to require by weld etc. modes be mounted on
On titanium frame.
The beneficial effects of the invention are as follows：
Coated anode net prepared by the present invention is comparable to water treatment effect with existing anode network in guarantee, resistance to
Corrode and deposit is few, electrolytic efficiency is high, and the service life is longer.
Specific implementation mode
The present invention is described in further detail now.
It is a kind of that anode network can be made in the case where ensureing good waste water treatment effect, corrosion-resistant and few deposit coated anode
The preparation method of net, includes the following steps：
(1) select titanium plate/net as raw material；
(2) according to require to raw material shearing, seine, punching processing is at matrix；
(3) above-mentioned steps (3) precious metal solution includes chloro-iridic acid, the 25%-35% that weight fraction is 10%-15%
Ruthenium trichloride, the butter of tin of 2%-5%, the cobalt chloride of 0.05%-0.5%, 20%-30% butyl titanate/titanium tetrachloride/
The hydrochloric acid of a concentration of 1mol/L of titanium trichloride, 10%-15% and the propyl alcohol of 5%-8% are equipped with precious metal solution；
(4) pre-treatment of washing and oil removing is carried out to matrix, oil removing uses liquid detergent；
(5) roughness processing is carried out to step (4) treated matrix using etching and/or blasting craft, until it is thick
Rugosity Rz >=30；
Using the HCl treatment of a concentration of 15%-20% when etching；30-40 purposes are used when sandblasting in automatic sand-blasting machine
Quartz sand/Brown Alundum is handled under conditions of pressure >=4kg；
(6) to step (5), treated that matrix keeps the temperature 100-120min at 540-560 DEG C with oxidation furnace is heat-treated,
To improve matrix flatness；
(7) precious metal solution for preparing step (3) is coated in the matrix surface after step (6) heat treatment, when coating,
Precious metal solution is uniformly coated on matrix by the way of electrostatic spraying, in 90-100 DEG C of dry 10min, then at 450-
480 DEG C of sintering 15min, cooled to room temperature repetitive coatings, drying and sinter to 10 times or more in this mode；
(8) 90-120min is tempered at 480-500 DEG C to consolidate the binding force of coating and the flatness of titanium net, tempered place
Manage postcooling to room temperature, and according to require by weld etc. modes be mounted on titanium frame on.
It is above-mentioned according to the present invention be enlightenment, through the above description, relevant staff completely can without departing from
In the range of this invention technological thought, various changes and amendments are carried out.The technical scope of this invention is not limited to
In the content on specification, it is necessary to determine its technical scope according to right.
Claims (7)
1. a kind of preparation method of coated anode net, which is characterized in that including：
(1) the step of titanium plate/net is as raw material is selected；
(2) according to requiring to raw material shearing, seine, punching processing into matrix the step of；
(3) the step of being equipped with precious metal solution；
(4) to substrate pretreatment the step of；
(5) the step of roughness processing being carried out to step (4) treated matrix；
(6) to step (5) treated matrix is heat-treated the step of；
(7) precious metal solution for preparing step (3) is coated in the step of matrix surface after step (6) heat treatment；
(8) the step of temper；
Above-mentioned steps (3) precious metal solution includes the component of following weight fraction,
2. the preparation method of coated anode net according to claim 1, which is characterized in that the concentration of hydrochloric acid in step (3)
For 1mol/L.
3. the preparation method of coated anode net according to claim 1, which is characterized in that in step (4) pre-treatment include
Washing and oil removing.
4. the preparation method of coated anode net according to claim 1, which is characterized in that in step (5) using etching and/
Or blasting craft handles matrix to its roughness Rz >=30.
5. the preparation method of coated anode net according to claim 1, which is characterized in that step (6) uses oxidation furnace,
540-560 DEG C of heat preservation 100-120min.
6. the preparation method of coated anode net according to claim 1, which is characterized in that step (7) uses electrostatic spraying
Precious metal solution is uniformly coated on matrix by mode, in 90-100 DEG C of dry 10min, is sintered then at 450-480 DEG C
15min, cooled to room temperature repetitive coatings, drying and sinter to 10 times or more in this mode.
7. the preparation method of coated anode net according to claim 1, which is characterized in that step (8) is returned at 480-500 DEG C
Fiery 90-120min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531748.2A CN108751354A (en) | 2018-05-29 | 2018-05-29 | The preparation method of coated anode net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531748.2A CN108751354A (en) | 2018-05-29 | 2018-05-29 | The preparation method of coated anode net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108751354A true CN108751354A (en) | 2018-11-06 |
Family
ID=64003549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810531748.2A Pending CN108751354A (en) | 2018-05-29 | 2018-05-29 | The preparation method of coated anode net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108751354A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705328A (en) * | 2020-06-30 | 2020-09-25 | 江阴锕电尔电化设备有限公司 | Oxygen-suppressing electrode capable of reducing oxygen content of electrolytic cell and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030085199A1 (en) * | 2001-11-08 | 2003-05-08 | Korea Atomic Energy Research Institute & Technology Winners Co., Ltd. | Method for manufacturing catalytic oxide anode using high temperature sintering |
| CN101922016A (en) * | 2009-06-09 | 2010-12-22 | 明达实业(厦门)有限公司 | Titanium electrode for chlorine generator and preparation method thereof |
| CN102260878A (en) * | 2010-05-25 | 2011-11-30 | 培尔梅烈克电极股份有限公司 | Anode for electrolysis and manufacturing method thereof |
| CN102517603A (en) * | 2011-11-30 | 2012-06-27 | 浙江大学 | Preparation method for titanium-based low-precious-metal-content oxide coating anode |
| CN106119899A (en) * | 2016-06-28 | 2016-11-16 | 苏州吉岛电极科技有限公司 | Waste water recycling insoluble anode plate preparation method |
-
2018
- 2018-05-29 CN CN201810531748.2A patent/CN108751354A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030085199A1 (en) * | 2001-11-08 | 2003-05-08 | Korea Atomic Energy Research Institute & Technology Winners Co., Ltd. | Method for manufacturing catalytic oxide anode using high temperature sintering |
| CN101922016A (en) * | 2009-06-09 | 2010-12-22 | 明达实业(厦门)有限公司 | Titanium electrode for chlorine generator and preparation method thereof |
| CN102260878A (en) * | 2010-05-25 | 2011-11-30 | 培尔梅烈克电极股份有限公司 | Anode for electrolysis and manufacturing method thereof |
| CN102517603A (en) * | 2011-11-30 | 2012-06-27 | 浙江大学 | Preparation method for titanium-based low-precious-metal-content oxide coating anode |
| CN106119899A (en) * | 2016-06-28 | 2016-11-16 | 苏州吉岛电极科技有限公司 | Waste water recycling insoluble anode plate preparation method |
Non-Patent Citations (2)
| Title |
|---|
| 张招贤: "《电催化科学》", 31 March 2007, 广东科技出版社 * |
| 王海斗等: "《固体润滑膜层技术与应用》", 31 March 2009, 国防工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705328A (en) * | 2020-06-30 | 2020-09-25 | 江阴锕电尔电化设备有限公司 | Oxygen-suppressing electrode capable of reducing oxygen content of electrolytic cell and preparation method thereof |
| CN111705328B (en) * | 2020-06-30 | 2021-09-21 | 江苏锕电尔科技有限公司 | Oxygen-suppressing electrode capable of reducing oxygen content of electrolytic cell and preparation method thereof |
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Application publication date: 20181106 |