CN110670102A - Micro-arc oxidation liquid medicine - Google Patents
Micro-arc oxidation liquid medicine Download PDFInfo
- Publication number
- CN110670102A CN110670102A CN201810713816.7A CN201810713816A CN110670102A CN 110670102 A CN110670102 A CN 110670102A CN 201810713816 A CN201810713816 A CN 201810713816A CN 110670102 A CN110670102 A CN 110670102A
- Authority
- CN
- China
- Prior art keywords
- micro
- arc oxidation
- pyrophosphate
- oxidation liquid
- liquid medicine
- 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
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/026—Anodisation with spark discharge
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- ing And Chemical Polishing (AREA)
Abstract
The invention discloses a micro-arc oxidation liquid medicine, which comprises 1-15g/L pyrophosphate; 1-10g/L of sodium silicate; 0.2-12g/L of ammonium bifluoride; 0.5-3g/L of sodium hydroxide and 0.6-8g/L of complexing agent. The invention has novel formula, is beneficial to improving the use stability of the micro-arc oxidation liquid, is beneficial to improving the quality of products during highlight anodic oxidation, can meet the processing requirements of different workpieces, and has strong applicability and good practicability.
Description
Technical Field
The invention belongs to the technical field of metal surface treatment, and particularly relates to a micro-arc oxidation liquid medicine.
Background
In the use of some aluminum alloy shells, a highlight anodic oxidation technology is required, the highlight appearance effect is realized through the scheme of an aluminum product polishing surface and an anodized secondary polishing surface, the aluminum alloy micro-arc oxidation layer has the advantages of good electrical insulation, high hardness, strong wear resistance and the like, micro-arc oxidation liquid is generally required in micro-arc oxidation, the stability of the micro-arc oxidation liquid in the prior art is relatively limited when the micro-arc oxidation liquid is used, the quality of anodic oxidation is easily influenced, and the applicability and the practicability are limited.
Disclosure of Invention
The invention aims to provide a micro-arc oxidation liquid medicine with reasonable structure arrangement and strong practicability.
The technical scheme for realizing the aim of the invention is that the micro-arc oxidation liquid medicine comprises 1-15g/L pyrophosphate; 1-10g/L of sodium silicate; 0.2-12g/L of ammonium bifluoride; 0.5-3g/L of sodium hydroxide and 0.6-8g/L of complexing agent.
Also comprises 0.5-4g/L of sodium fluoride.
The pyrophosphate comprises one or two of potassium pyrophosphate and copper pyrophosphate, and when the two are mixed, the contents of the potassium pyrophosphate and the copper pyrophosphate are the same.
The complexing agent is one or a mixture of sodium citrate and ethylene diamine tetraacetic acid.
The invention has the positive effects that: the invention has novel formula, is beneficial to improving the use stability of the micro-arc oxidation liquid, is beneficial to improving the quality of products during highlight anodic oxidation, can meet the processing requirements of different workpieces, and has strong applicability and good practicability.
Detailed Description
(example 1)
A micro-arc oxidation liquid medicine, the component content is pyrophosphate 1-15 g/L; 1-10g/L of sodium silicate; 0.2-12g/L of ammonium bifluoride; 0.5-3g/L of sodium hydroxide and 0.6-8g/L of complexing agent.
The pyrophosphate is potassium pyrophosphate.
The complexing agent is one or a mixture of sodium citrate and ethylene diamine tetraacetic acid.
The invention has novel formula, is beneficial to improving the use stability of the micro-arc oxidation liquid, is beneficial to improving the quality of products during highlight anodic oxidation, can meet the processing requirements of different workpieces, and has strong applicability and good practicability.
(example 2)
A micro-arc oxidation liquid medicine, the component content is pyrophosphate 1-15 g/L; 1-10g/L of sodium silicate; 0.2-12g/L of ammonium bifluoride; 0.5-3g/L of sodium hydroxide and 0.6-8g/L of complexing agent.
The pyrophosphate is copper pyrophosphate.
The complexing agent is one or a mixture of sodium citrate and ethylene diamine tetraacetic acid.
(example 3)
A micro-arc oxidation liquid medicine, the component content is pyrophosphate 1-15 g/L; 1-10g/L of sodium silicate; 0.2-12g/L of ammonium bifluoride; 0.5-3g/L of sodium hydroxide and 0.6-8g/L of complexing agent.
The pyrophosphate is one or two of potassium pyrophosphate and copper pyrophosphate, and when the two are mixed, the contents of the potassium pyrophosphate and the copper pyrophosphate are the same.
The complexing agent is one or a mixture of sodium citrate and ethylene diamine tetraacetic acid.
(example 4)
A micro-arc oxidation liquid medicine, the component content is pyrophosphate 1-15 g/L; 1-10g/L of sodium silicate; 0.2-12g/L of ammonium bifluoride; 0.5-3g/L of sodium hydroxide and 0.6-8g/L of complexing agent. Also comprises 0.5-4g/L of sodium fluoride.
The pyrophosphate comprises one or two of potassium pyrophosphate and copper pyrophosphate, and when the two are mixed, the contents of the potassium pyrophosphate and the copper pyrophosphate are the same.
The complexing agent is one or a mixture of sodium citrate and ethylene diamine tetraacetic acid.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.
Claims (4)
1. A micro-arc oxidation liquid medicine is characterized in that: the content of the components is 1-15g/L of pyrophosphate; 1-10g/L of sodium silicate; 0.2-12g/L of ammonium bifluoride; 0.5-3g/L of sodium hydroxide and 0.6-8g/L of complexing agent.
2. The micro-arc oxidation liquid medicine according to claim 1, characterized in that: also comprises 0.5-4g/L of sodium fluoride.
3. The micro-arc oxidation liquid medicine according to claim 2, characterized in that: the pyrophosphate comprises one or two of potassium pyrophosphate and copper pyrophosphate, and when the two are mixed, the contents of the potassium pyrophosphate and the copper pyrophosphate are the same.
4. The micro-arc oxidation liquid medicine according to claim 3, characterized in that: the complexing agent is one or a mixture of sodium citrate and ethylene diamine tetraacetic acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810713816.7A CN110670102A (en) | 2018-07-02 | 2018-07-02 | Micro-arc oxidation liquid medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810713816.7A CN110670102A (en) | 2018-07-02 | 2018-07-02 | Micro-arc oxidation liquid medicine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110670102A true CN110670102A (en) | 2020-01-10 |
Family
ID=69065498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810713816.7A Pending CN110670102A (en) | 2018-07-02 | 2018-07-02 | Micro-arc oxidation liquid medicine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110670102A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022037290A1 (en) * | 2020-08-19 | 2022-02-24 | Shenzhen Innokin Technology Co., Ltd | Heating apparatus, non-combusted heating device, and method for manufacturing the same |
| WO2023099880A1 (en) * | 2021-12-03 | 2023-06-08 | Keronite International Limited | Use of chelating agents in plasma electrolytic oxidation processes |
-
2018
- 2018-07-02 CN CN201810713816.7A patent/CN110670102A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022037290A1 (en) * | 2020-08-19 | 2022-02-24 | Shenzhen Innokin Technology Co., Ltd | Heating apparatus, non-combusted heating device, and method for manufacturing the same |
| WO2023099880A1 (en) * | 2021-12-03 | 2023-06-08 | Keronite International Limited | Use of chelating agents in plasma electrolytic oxidation processes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200110 |
|
| WD01 | Invention patent application deemed withdrawn after publication |