CN108034978A - A kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic - Google Patents
A kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic Download PDFInfo
- Publication number
- CN108034978A CN108034978A CN201711335461.4A CN201711335461A CN108034978A CN 108034978 A CN108034978 A CN 108034978A CN 201711335461 A CN201711335461 A CN 201711335461A CN 108034978 A CN108034978 A CN 108034978A
- Authority
- CN
- China
- Prior art keywords
- aluminum alloy
- alloy materials
- titanium dioxide
- parts
- processing
- 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
- 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
- C25D11/08—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used containing inorganic acids
-
- 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
- C25D11/10—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used containing organic acids
-
- 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
- C25D11/16—Pretreatment, e.g. desmutting
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Photoreceptors In Electrophotography (AREA)
- Printing Plates And Materials Therefor (AREA)
Abstract
The invention discloses a kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic, include the following steps：（1）Surface grinding process,（2）Cleaning treatment,（3）Radiation treatment,（4）Anodized,（5）Isothermal holding.The present invention provides a kind of surface treatment method of aluminium alloy, and the aluminum alloy surface characteristic after it is handled is good, has the qualities such as good wear-resisting, corrosion resistant, intensity, effectively extends the service life of aluminum alloy materials, and application value is higher.
Description
Technical field
The invention belongs to aluminium alloy working process technical field, and in particular to a kind of lifting aluminum alloy materials corrosion resistant characteristic
Processing method.
Background technology
It is a series of that aluminium alloy has the advantages that density is small, specific strength is high, corrosion resistance and good moldability, cost are low etc., is navigating
The fields such as empty space flight, ship, building, bridge, electric power, automobile, nuclear industry and weapon industry suffer from being widely applied.But because of aluminium
Performance is more active, and the bad phenomenons such as Damage of Corroded can occur when using under normal operation, need to carry out at surface it more
Used after reason.Aluminium alloy surface treatment method has much at present, comparative maturity, using more widely have Physical, change
Method, physical-chemical process and synthesis.Anodizing is a kind of one of common method, by electrochemical method in aluminium alloy
Surface forms conversion film, to improve the characteristic of aluminum alloy surface.And existing processing method technique is simple, the aluminium after alignment processing
Alloy surface quality-improving is bad, it is necessary to further improve.
The content of the invention
The purpose of the present invention is for it is existing the problem of, there is provided it is a kind of lifted aluminum alloy materials corrosion resistant characteristic processing side
Method.
The present invention is achieved by the following technical solutions：
A kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic, includes the following steps：
（1）Surface grinding process：
First with surface polishing of the 500 mesh sand paper to aluminum alloy materials once, then polished once with 800 mesh sand paper, finally
Polishing chip is blown away with compressed air；
（2）Cleaning treatment：
By step（1）Aluminum alloy materials after processing are put into 8 ~ 10min of immersion treatment in salpeter solution, after the completion of take out and spend
Ionized water is spare after rinsing one time；
（3）Radiation treatment：
By step（2）Aluminum alloy materials after processing are put into progress ultraviolet irradiation processing in ultraviolet irradiation instrument, complete
After take out it is spare；
（4）Anodized：
By step（3）Aluminum alloy materials after processing are put into electrolysis treatment fluid, and the temperature that heating keeps being electrolysed treatment fluid is
40 ~ 44 DEG C, it is 0.4 ~ 0.6A/dm to control current density2, aluminum alloy materials are taken out after handling 8 ~ 10min；The electrolysis processing
Liquid by following parts by weight material composition：15 ~ 18 parts of sulfuric acid, 5 ~ 7 parts of citric acids, 4 ~ 6 parts of phytic acid, 2 ~ 4 parts of sodium chloride, 3 ~ 6 parts
Titanium dioxide, 1.5 ~ 2.5 parts of sodium pyrophosphates, 0.8 ~ 1.2 part of magnesium stearate, 0.4 ~ 0.8 part of nonylphenol polyoxyethylene ether, 3 ~ 5 parts
Silane coupling agent, 360 ~ 380 parts of water；
（5）Isothermal holding：
By step（4）Aluminum alloy materials after processing, which are put into insulating box, carries out isothermal holding, is taken out after 20 ~ 25min.
Further, step（2）Described in salpeter solution mass fraction be 9 ~ 11%.
Further, step（3）Described in ultraviolet irradiation processing when wavelength be 290 ~ 320nm, the power of irradiation
For 600 ~ 700W.
Further, step（4）Described in titanium dioxide be by the titanium dioxide mixing of three kinds of variable grain sizes and
Into being specifically divided into titanium dioxide A, titanium dioxide B and titanium dioxide C, the corresponding weight ratio of three is 2 ~ 3:7~8:4 ~ 5, it is described
The granular size of titanium dioxide A is 40 ~ 50 μm, and the granular size of titanium dioxide B is 0.8 ~ 5 μm, the granular size of titanium dioxide C
For 0.05 ~ 0.2 μm.
Further, step（5）Described in isothermal holding when to control temperature in insulating box be 140 ~ 150 DEG C.
The present invention improves the anode oxidative treatment method of aluminum alloy surface, wherein in anodized process
Before, ultraviolet irradiation processing has first been carried out to aluminum alloy surface, the content of surface reactive group has been effectively improved, enhances
Its surface-active, beneficial to the effect of follow-up anodized, during anodized, uniqueness has prepared a kind of electricity
Treatment fluid is solved, being smoothed out for electrolytic oxidation is ensure that wherein arranging in pairs or groups jointly with sulfuric acid, citric acid, phytic acid and forming sour environment,
The sodium chloride of addition enhances the conductive capability of electrolysis treatment fluid, the efficiency of electrolysis processing is improved, in order to further improve electricity
The effect of film forming is solved, and with the addition of titanium dioxide content, it is mixed by the titanium dioxide of three kinds of variable grain sizes,
It can go out different size of pit in aluminium and aluminum alloy surface electrochemical etching during electrolysis processing, utilize this titanium dioxide filler component
To be filled, and under the mating reaction of silane coupling agent so that titanium dioxide and three oxidations of anodized generation
The crosslinking of two alumites combines, and then enhances compactness, wearability, rotproofness of film forming etc., improves the quality of processing,
The isothermal holding carried out after anodized process, improves the stability of film layer.
The present invention has the following advantages compared with prior art：
The present invention provides a kind of surface treatment method of aluminium alloy, and the aluminum alloy surface characteristic after it is handled is good, has fine
Wear-resisting, corrosion resistant, the quality such as intensity, effectively extend service lifes of aluminum alloy materials, application value is higher.
Embodiment
Embodiment 1
A kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic, includes the following steps：
（1）Surface grinding process：
First with surface polishing of the 500 mesh sand paper to aluminum alloy materials once, then polished once with 800 mesh sand paper, finally
Polishing chip is blown away with compressed air；
（2）Cleaning treatment：
By step（1）Aluminum alloy materials after processing are put into immersion treatment 8min in salpeter solution, after the completion of take out spend from
Sub- water is spare after rinsing one time；
（3）Radiation treatment：
By step（2）Aluminum alloy materials after processing are put into progress ultraviolet irradiation processing in ultraviolet irradiation instrument, complete
After take out it is spare；
（4）Anodized：
By step（3）Aluminum alloy materials after processing are put into electrolysis treatment fluid, and the temperature that heating keeps being electrolysed treatment fluid is
40 DEG C, it is 0.4A/dm to control current density2, aluminum alloy materials are taken out after handling 8min；The electrolysis treatment fluid by weighing as follows
Measure the material composition of part：15 parts of sulfuric acid, 5 parts of citric acids, 4 parts of phytic acid, 2 parts of sodium chloride, 3 parts of titanium dioxide, 1.5 parts of pyrophosphoric acids
Sodium, 0.8 part of magnesium stearate, 0.4 part of nonylphenol polyoxyethylene ether, 3 parts of silane coupling agents, 360 parts of water；
（5）Isothermal holding：
By step（4）Aluminum alloy materials after processing, which are put into insulating box, carries out isothermal holding, is taken out after 20min.
Further, step（2）Described in salpeter solution mass fraction be 9%.
Further, step（3）Described in ultraviolet irradiation processing when wavelength be 290 ~ 300nm, the power of irradiation
For 600W.
Further, step（4）Described in titanium dioxide be by the titanium dioxide mixing of three kinds of variable grain sizes and
Into being specifically divided into titanium dioxide A, titanium dioxide B and titanium dioxide C, the corresponding weight ratio of three is 2:7:4, the titanium dioxide
The granular size of titanium A is 40 ~ 50 μm, and the granular size of titanium dioxide B is 0.8 ~ 5 μm, and the granular size of titanium dioxide C is 0.05
~0.2μm。
Further, step（5）Described in isothermal holding when to control temperature in insulating box be 140 DEG C.
Embodiment 2
A kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic, includes the following steps：
（1）Surface grinding process：
First with surface polishing of the 500 mesh sand paper to aluminum alloy materials once, then polished once with 800 mesh sand paper, finally
Polishing chip is blown away with compressed air；
（2）Cleaning treatment：
By step（1）Aluminum alloy materials after processing are put into immersion treatment 9min in salpeter solution, after the completion of take out spend from
Sub- water is spare after rinsing one time；
（3）Radiation treatment：
By step（2）Aluminum alloy materials after processing are put into progress ultraviolet irradiation processing in ultraviolet irradiation instrument, complete
After take out it is spare；
（4）Anodized：
By step（3）Aluminum alloy materials after processing are put into electrolysis treatment fluid, and the temperature that heating keeps being electrolysed treatment fluid is
42 DEG C, it is 0.5A/dm to control current density2, aluminum alloy materials are taken out after handling 9min；The electrolysis treatment fluid by weighing as follows
Measure the material composition of part：17 parts of sulfuric acid, 6 parts of citric acids, 5 parts of phytic acid, 3 parts of sodium chloride, 5 parts of titanium dioxide, 2 parts of sodium pyrophosphates, 1
Part magnesium stearate, 0.6 part of nonylphenol polyoxyethylene ether, 4 parts of silane coupling agents, 370 parts of water；
（5）Isothermal holding：
By step（4）Aluminum alloy materials after processing, which are put into insulating box, carries out isothermal holding, is taken out after 23min.
Further, step（2）Described in salpeter solution mass fraction be 10%.
Further, step（3）Described in ultraviolet irradiation processing when wavelength be 300 ~ 310nm, the power of irradiation
For 660W.
Further, step（4）Described in titanium dioxide be by the titanium dioxide mixing of three kinds of variable grain sizes and
Into being specifically divided into titanium dioxide A, titanium dioxide B and titanium dioxide C, the corresponding weight ratio of three is 2.5:7.6:4.7, it is described
The granular size of titanium dioxide A is 40 ~ 50 μm, and the granular size of titanium dioxide B is 0.8 ~ 5 μm, the granular size of titanium dioxide C
For 0.05 ~ 0.2 μm.
Further, step（5）Described in isothermal holding when to control temperature in insulating box be 146 DEG C.
Embodiment 3
A kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic, includes the following steps：
（1）Surface grinding process：
First with surface polishing of the 500 mesh sand paper to aluminum alloy materials once, then polished once with 800 mesh sand paper, finally
Polishing chip is blown away with compressed air；
（2）Cleaning treatment：
By step（1）Aluminum alloy materials after processing are put into immersion treatment 10min in salpeter solution, after the completion of take out spend from
Sub- water is spare after rinsing one time；
（3）Radiation treatment：
By step（2）Aluminum alloy materials after processing are put into progress ultraviolet irradiation processing in ultraviolet irradiation instrument, complete
After take out it is spare；
（4）Anodized：
By step（3）Aluminum alloy materials after processing are put into electrolysis treatment fluid, and the temperature that heating keeps being electrolysed treatment fluid is
44 DEG C, it is 0.6A/dm to control current density2, aluminum alloy materials are taken out after handling 10min；The electrolysis treatment fluid is by as follows
The material composition of parts by weight：18 parts of sulfuric acid, 7 parts of citric acids, 6 parts of phytic acid, 4 parts of sodium chloride, 6 parts of titanium dioxide, 2.5 parts of pyrophosphoric acids
Sodium, 1.2 parts of magnesium stearates, 0.8 part of nonylphenol polyoxyethylene ether, 5 parts of silane coupling agents, 380 parts of water；
（5）Isothermal holding：
By step（4）Aluminum alloy materials after processing, which are put into insulating box, carries out isothermal holding, is taken out after 25min.
Further, step（2）Described in salpeter solution mass fraction be 11%.
Further, step（3）Described in ultraviolet irradiation processing when wavelength be 300 ~ 320nm, the power of irradiation
For 700W.
Further, step（4）Described in titanium dioxide be by the titanium dioxide mixing of three kinds of variable grain sizes and
Into being specifically divided into titanium dioxide A, titanium dioxide B and titanium dioxide C, the corresponding weight ratio of three is 3:8:5, the titanium dioxide
The granular size of titanium A is 40 ~ 50 μm, and the granular size of titanium dioxide B is 0.8 ~ 5 μm, and the granular size of titanium dioxide C is 0.05
~0.2μm。
Further, step（5）Described in isothermal holding when to control temperature in insulating box be 150 DEG C.
Comparative example 1
This comparative example 1 compared with Example 2, eliminates step（3）Radiation treatment operates, and method and step in addition is homogeneous
Together.
Comparative example 2
This comparative example 2 compared with Example 2, eliminates step（4）Titanium dioxide in anodized in titanium dioxide
Titanium B component, method and step all same in addition.
Comparative example 3
This comparative example 3 compared with Example 2, in step（4）In anodized, with etc. mass parts commercially available titanium dioxide
Titanium substitutes titanium dioxide content, method and step all same in addition.
Comparative example 4
This comparative example 4 compared with Example 2, in step（4）In anodized, titanium dioxide content is eliminated, is removed
In addition method and step all same.
Control group
Existing aluminum alloy surface anode oxidative treatment method.
In order to contrast effect of the present invention, select with a collection of manufactured aluminum alloy materials as experimental subjects, respectively with above-mentioned
Embodiment 2, comparative example 1, comparative example 2, comparative example 3, comparative example 4, the method described in control group carry out
Processing, after the completion of it is tested for the property, specific correction data is as shown in table 1 below：
Table 1
| Corrosion potential Ecorr（V） | Corrosion current density icorr（A/cm2） | Weight loss（mg） | |
| Embodiment 2 | -0.972 | 0.015 | 0.30 |
| Comparative example 1 | -1.164 | 0.184 | 0.74 |
| Comparative example 2 | -1.204 | 0.295 | 1.07 |
| Comparative example 3 | -1.256 | 0.364 | 1.16 |
| Comparative example 4 | -1.304 | 0.426 | 1.44 |
| Control group | -1.365 | 0.497 | 1.68 |
Note：Corrosion potential and corrosion current density described in upper table 1 are obtained by electro-chemical test, and concrete mode is
Using the aluminium alloy after alignment processing as working electrode, using platinum electrode as auxiliary electrode, with mercuric oxide electrode and saturation calomel
For electrode as reference electrode, electrolytic solution is the NaCl solution of mass fraction 4.5%, measures the tower of different aluminum alloys electrode samples
Fei Er curves, the surface sweeping scope for controlling test potential are open circuit potential ± 1.5V, and scan frequency is arranged to 0.5mV/s, thus
Go out corrosion potential and corrosion current density；The weight loss is that NaCl solution immersion is carried out to the aluminium alloy after processing in fact
Test, to further demonstrate that its corrosion resistance characteristic, corresponding aluminium alloy is specifically processed into identical volume size（Length and width are a height of：
10cm×5 cm×5cm）, it is then immersed in the NaCl neutral solutions that mass fraction is 7%, immersion detects its corrosion and loses after 5 days
Weight.
Processing method of the present invention can significantly improve the surface corrosion characteristics of aluminum alloy materials it can be seen from upper table 1, prolong
Its service life, great application value are grown.
Claims (5)
1. a kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic, it is characterised in that include the following steps：
（1）Surface grinding process：
First with surface polishing of the 500 mesh sand paper to aluminum alloy materials once, then polished once with 800 mesh sand paper, finally
Polishing chip is blown away with compressed air；
（2）Cleaning treatment：
By step（1）Aluminum alloy materials after processing are put into 8 ~ 10min of immersion treatment in salpeter solution, after the completion of take out and spend
Ionized water is spare after rinsing one time；
（3）Radiation treatment：
By step（2）Aluminum alloy materials after processing are put into progress ultraviolet irradiation processing in ultraviolet irradiation instrument, complete
After take out it is spare；
（4）Anodized：
By step（3）Aluminum alloy materials after processing are put into electrolysis treatment fluid, and the temperature that heating keeps being electrolysed treatment fluid is
40 ~ 44 DEG C, it is 0.4 ~ 0.6A/dm to control current density2, aluminum alloy materials are taken out after handling 8 ~ 10min；The electrolysis processing
Liquid by following parts by weight material composition：15 ~ 18 parts of sulfuric acid, 5 ~ 7 parts of citric acids, 4 ~ 6 parts of phytic acid, 2 ~ 4 parts of sodium chloride, 3 ~ 6 parts
Titanium dioxide, 1.5 ~ 2.5 parts of sodium pyrophosphates, 0.8 ~ 1.2 part of magnesium stearate, 0.4 ~ 0.8 part of nonylphenol polyoxyethylene ether, 3 ~ 5 parts
Silane coupling agent, 360 ~ 380 parts of water；
（5）Isothermal holding：
By step（4）Aluminum alloy materials after processing, which are put into insulating box, carries out isothermal holding, is taken out after 20 ~ 25min.
A kind of 2. processing method for lifting aluminum alloy materials corrosion resistant characteristic according to claim 1, it is characterised in that step
（2）Described in salpeter solution mass fraction be 9 ~ 11%.
A kind of 3. processing method for lifting aluminum alloy materials corrosion resistant characteristic according to claim 1, it is characterised in that step
（3）Described in ultraviolet irradiation processing when wavelength be 290 ~ 320nm, the power of irradiation is 600 ~ 700W.
A kind of 4. processing method for lifting aluminum alloy materials corrosion resistant characteristic according to claim 1, it is characterised in that step
（4）Described in titanium dioxide be to be mixed by the titanium dioxide of three kinds of variable grain sizes, be specifically divided into titanium dioxide A,
Titanium dioxide B and titanium dioxide C, the corresponding weight ratio of three are 2 ~ 3:7~8:4 ~ 5, the granular size of the titanium dioxide A is
40 ~ 50 μm, the granular size of titanium dioxide B is 0.8 ~ 5 μm, and the granular size of titanium dioxide C is 0.05 ~ 0.2 μm.
A kind of 5. processing method for lifting aluminum alloy materials corrosion resistant characteristic according to claim 1, it is characterised in that step
（5）Described in isothermal holding when to control temperature in insulating box be 140 ~ 150 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711335461.4A CN108034978A (en) | 2017-12-14 | 2017-12-14 | A kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711335461.4A CN108034978A (en) | 2017-12-14 | 2017-12-14 | A kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108034978A true CN108034978A (en) | 2018-05-15 |
Family
ID=62102572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711335461.4A Pending CN108034978A (en) | 2017-12-14 | 2017-12-14 | A kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108034978A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109023471A (en) * | 2018-10-09 | 2018-12-18 | 长春工业大学 | A kind of aluminium alloy and preparation method thereof |
| CN110184574A (en) * | 2019-05-17 | 2019-08-30 | 安徽省汉甲机电设备科技有限公司 | A kind for the treatment of process improving steel surface coating adhesion |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101469439A (en) * | 2007-12-25 | 2009-07-01 | 中国科学院兰州化学物理研究所 | Preparation of magnesium alloy surface high corrosion resistance differential arc oxidation compound film |
| CN102358949A (en) * | 2011-09-28 | 2012-02-22 | 中国人民解放军91872部队上海研究室 | Aluminium alloy anticorrosion treatment technology |
| CN102703950A (en) * | 2012-06-27 | 2012-10-03 | 湖南迈迪科新材有限公司 | Electrochemical preparation method for medical external use aluminum alloy multifunctional coating |
| CN103215629A (en) * | 2013-04-24 | 2013-07-24 | 东莞旭光五金氧化制品有限公司 | Anodizing and coloring production process of aluminum-silicon alloy |
| CN104005072A (en) * | 2014-05-30 | 2014-08-27 | 中南大学 | Method for sealing aluminum-alloy surface anode oxide film hole by adopting titanium dioxide gel |
| CN104195615A (en) * | 2014-09-09 | 2014-12-10 | 福建省闽发铝业股份有限公司 | Preparation method of corrosion-proof aluminum section |
| CN104233428A (en) * | 2014-09-26 | 2014-12-24 | 湖南大学 | Method for improving alkaline resistance of anode oxide film on surface of aluminum or aluminum alloy material |
| CN105274510A (en) * | 2015-09-29 | 2016-01-27 | 安徽岳塑汽车工业股份有限公司 | Hard aluminum alloy curing film forming liquid and preparation method thereof |
| CN105908130A (en) * | 2016-05-03 | 2016-08-31 | 贵州航天风华精密设备有限公司 | Method for improving surface oxidation resistance of aluminum alloy |
| CN105908242A (en) * | 2016-05-31 | 2016-08-31 | 刘洪建 | Surface treatment method for magnesium alloy |
| CN107245708A (en) * | 2017-05-11 | 2017-10-13 | 安徽省金寨县新诚机械制造有限公司 | A kind of aluminum alloy material surface phosphorization treatment process |
| CN107245747A (en) * | 2017-08-14 | 2017-10-13 | 肥西县通力机械有限公司 | A kind of surface treatment method of aluminium and Al alloy parts |
-
2017
- 2017-12-14 CN CN201711335461.4A patent/CN108034978A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101469439A (en) * | 2007-12-25 | 2009-07-01 | 中国科学院兰州化学物理研究所 | Preparation of magnesium alloy surface high corrosion resistance differential arc oxidation compound film |
| CN102358949A (en) * | 2011-09-28 | 2012-02-22 | 中国人民解放军91872部队上海研究室 | Aluminium alloy anticorrosion treatment technology |
| CN102703950A (en) * | 2012-06-27 | 2012-10-03 | 湖南迈迪科新材有限公司 | Electrochemical preparation method for medical external use aluminum alloy multifunctional coating |
| CN103215629A (en) * | 2013-04-24 | 2013-07-24 | 东莞旭光五金氧化制品有限公司 | Anodizing and coloring production process of aluminum-silicon alloy |
| CN104005072A (en) * | 2014-05-30 | 2014-08-27 | 中南大学 | Method for sealing aluminum-alloy surface anode oxide film hole by adopting titanium dioxide gel |
| CN104195615A (en) * | 2014-09-09 | 2014-12-10 | 福建省闽发铝业股份有限公司 | Preparation method of corrosion-proof aluminum section |
| CN104233428A (en) * | 2014-09-26 | 2014-12-24 | 湖南大学 | Method for improving alkaline resistance of anode oxide film on surface of aluminum or aluminum alloy material |
| CN105274510A (en) * | 2015-09-29 | 2016-01-27 | 安徽岳塑汽车工业股份有限公司 | Hard aluminum alloy curing film forming liquid and preparation method thereof |
| CN105908130A (en) * | 2016-05-03 | 2016-08-31 | 贵州航天风华精密设备有限公司 | Method for improving surface oxidation resistance of aluminum alloy |
| CN105908242A (en) * | 2016-05-31 | 2016-08-31 | 刘洪建 | Surface treatment method for magnesium alloy |
| CN107245708A (en) * | 2017-05-11 | 2017-10-13 | 安徽省金寨县新诚机械制造有限公司 | A kind of aluminum alloy material surface phosphorization treatment process |
| CN107245747A (en) * | 2017-08-14 | 2017-10-13 | 肥西县通力机械有限公司 | A kind of surface treatment method of aluminium and Al alloy parts |
Non-Patent Citations (1)
| Title |
|---|
| 吴小源 等: "《铝合金型材表面处理技术》", 30 April 2009, 冶金工业出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109023471A (en) * | 2018-10-09 | 2018-12-18 | 长春工业大学 | A kind of aluminium alloy and preparation method thereof |
| CN110184574A (en) * | 2019-05-17 | 2019-08-30 | 安徽省汉甲机电设备科技有限公司 | A kind for the treatment of process improving steel surface coating adhesion |
| CN110184574B (en) * | 2019-05-17 | 2020-09-01 | 西安致远航空科技有限公司 | Treatment process for improving adhesive force of coating on steel surface |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Chen et al. | Corrosion resistance mechanism of a novel porous Ti/Sn-Sb-RuOx/β-PbO2 anode for zinc electrowinning | |
| CN101198726B (en) | Metal oxide film, laminate, metal member and process for producing the same | |
| KR101612334B1 (en) | Electrolytic copper foil, cleaning fluid composition and method for cleaning copper foil | |
| CN108034978A (en) | A kind of processing method for lifting aluminum alloy materials corrosion resistant characteristic | |
| CN107245747A (en) | A kind of surface treatment method of aluminium and Al alloy parts | |
| CN109599269A (en) | The manufacturing method of surface mount electrode foil for aluminum electrolytic capacitors | |
| Becker et al. | Assessing potential profiles in water electrolysers to minimise titanium use | |
| Duan et al. | Fabrication and characterization of a novel PbO 2 electrode with a CNT interlayer | |
| CN106757177A (en) | A kind of preparation method of the anti-corrosion zinc cathode aluminum plate of band coating | |
| Abd El Aal et al. | Environmental factors affecting the corrosion behavior of reinforcing steel III. Measurement of pitting corrosion currents of steel in Ca (OH) 2 solutions under natural corrosion conditions | |
| CN113800606A (en) | Coating titanium anode for treatment of circulating cooling water, preparation method and application | |
| CN105018982B (en) | A kind of method that utilization ionic liquid low-temperature electro-deposition prepares cobalt manganese alloy | |
| CN103762081A (en) | Manufacturing method for aluminum base ferroelectric thin film | |
| CN107475706A (en) | A kind of surface treatment method for lifting aluminium alloy and using characteristic | |
| CN106835234B (en) | For the electrolyte of differential arc oxidation, differential arc oxidation method and aluminum or aluminum alloy material | |
| CN105316741A (en) | Method for conducting surface micro-arc oxidation treatment on aluminum alloy by adopting grading electric currents | |
| CN108221024A (en) | The preparation method of aluminium electrolutic capacitor high voltage anodization film | |
| CN101425384B (en) | Low voltage aluminum electrolysis capacitor formed foil production method | |
| CN108962606A (en) | A kind of high-voltage solid-state aluminum capacitor is anodizing to electrolyte and its chemical synthesizing method | |
| CN108754580B (en) | The surface modified stainless steel of in-situ deposition nanometer pt a kind of and its application | |
| CN101498024A (en) | Method for preparing ceramic film on titanium alloy surface | |
| CN108183034A (en) | The preparation method of aluminium electrolutic capacitor high voltage anodization film | |
| KR101765005B1 (en) | Preparing method of aluminium alloy hybrid oxide coating layers | |
| CN106702455A (en) | Micro-arc oxidation method for surface of aluminum alloy | |
| CZ20012814A3 (en) | Process for treating impregnated body of electrolytic capacitor anode |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180515 |