CN109777175A - Aluminum alloy surface Multilayer composite protection coat and preparation method thereof - Google Patents
Aluminum alloy surface Multilayer composite protection coat and preparation method thereof Download PDFInfo
- Publication number
- CN109777175A CN109777175A CN201711117358.2A CN201711117358A CN109777175A CN 109777175 A CN109777175 A CN 109777175A CN 201711117358 A CN201711117358 A CN 201711117358A CN 109777175 A CN109777175 A CN 109777175A
- Authority
- CN
- China
- Prior art keywords
- parts
- corrosion
- coating
- resistant
- iron powder
- 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
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses aluminum alloy surface Multilayer composite protection coats and preparation method thereof, it include: metal substrate and corrosion-resistant finishes, the metal substrate is aluminium alloy, the ingredient and its parts by weight of the corrosion-resistant finishes are as follows: 60-70 parts of manganese powder, 8-12 parts of iron powder, 1.5-2.5 parts of sodium carboxymethylcellulose, 0.5-1 parts of organic acid, 0.5-1 parts of defoaming agent, 18-25 parts of water, the manganese powder of the formula ratio, iron powder and sodium carboxymethylcellulose premixing, the organic acid of formula ratio is added after grinding, slurry is made in defoaming agent and water, then the corrosion-resistant finishes is made through coating process.By the above-mentioned means, the present invention has good binding force, corrosion resistance and the protective performance to matrix, and manufacturing process is simple, safety and environmental protection.
Description
Technical field
The present invention relates to field of coatings for metals, more particularly to aluminum alloy surface Multilayer composite protection coat and its preparation side
Method.
Background technique
The development of modern science and technology, requirement of the industrial production to material property are higher and higher.Due to engineering machinery etc.
Operating condition is increasingly harsh, it is desirable that material has the performances such as corrosion-resistant, wear-resistant, wants so that simple metal material is difficult to meet
It asks.
Coating, which refers to be attached on a certain basis material, plays certain special role, and has certain combine by force with basis material
The layer material of degree.It can overcome certain defect of basis material, improve its surface characteristic, as optical characteristics, electrology characteristic,
Resistant to corrosion and burn into wear resistance and raising mechanical strength etc., it belongs to a kind of film for having supporter.
Aluminium and its alloy belong to light-weight metal structural material, are widely used in automobile manufacture, aerospace, household electrical appliances, hand
The manufacture of the products such as machine, but the chemistry of aluminium is very active, easily corrodes, and therefore, adheres to one layer to aluminum alloy material surface
Corrosion resistant metal coating is seemed with to improve its corrosion resistance just and is compeled as needs.
Summary of the invention
The invention mainly solves the technical problem of providing aluminum alloy surface Multilayer composite protection coat and preparation method thereof,
With good binding force, corrosion resistance and to the protective performance of matrix, and manufacturing process is simple, safety and environmental protection.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: aluminum alloy surface MULTILAYER COMPOSITE is provided
Protective coating and preparation method thereof, comprising: metal substrate and corrosion-resistant finishes, the metal substrate are aluminium alloy, the corrosion resistant
The ingredient and its parts by weight of erosion resisting coating are as follows: 60-70 parts of manganese powder, 1.5-2.5 parts of sodium carboxymethylcellulose, has 8-12 parts of iron powder
0.5-1 parts of machine acid, 0.5-1 parts of defoaming agent, 18-25 parts of water, manganese powder, iron powder and the sodium carboxymethylcellulose premix of the formula ratio
It closes, the obtained slurry of organic acid, defoaming agent and the water of addition formula ratio after grinding, the corrosion-resistant painting then is made through coating process
Layer.
In a preferred embodiment of the present invention, the coating process process are as follows: at metal substrate surface polishing, degreasing
Reason-washing-dip-coating or spraying slurry-air drying-high-temperature baking.
In a preferred embodiment of the present invention, the high-temperature baking temperature is 800-1000 DEG C, time 20-30min.
In a preferred embodiment of the present invention, the manganese powder, iron powder average grain diameter be 0.2-0.5 μm.
The beneficial effects of the present invention are: aluminum alloy surface Multilayer composite protection coat of the present invention and preparation method thereof, uses
Coating process slurry brushing as made from manganese powder, iron powder, sodium carboxymethylcellulose, organic acid, defoaming agent and water is in aluminium alloy
The surface of ground, and form corrosion-resistant finishes, the binding force of the coating and aluminum alloy materials is good, manufacturing process is simple, safety again
Environmental protection can effectively improve the corrosion resistance and surface quality of aluminium alloy base material.
Specific embodiment
Below with reference to the preferred embodiments of the present invention will be described in detail, so that advantages and features of the invention can be easier to
In being readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
The embodiment of the present invention includes:
Embodiment one:
Ingredient: it after taking 60 parts of manganese powders, 12 parts of iron powders, 1.5 parts of sodium carboxymethylcelluloses to be pre-mixed, ground, adds
Slurry is made after high speed dispersion for 0.5 part of organic acid, 1 part of defoaming agent and 25 parts of water；
Metal substrate surface treatment: aluminium alloy base material is subjected to surface polishing, degreasing processing, then washing cleaning table
Face；
Coating: by slurry dip-coating obtained above or it is sprayed on aluminium alloy base material surface；
High-temperature baking: 10-20min is dried after coating at normal temperature in high-temperature baking 20-30min and obtains corrosion-resistant painting
Layer.
Wherein, the high-temperature baking temperature is 800 DEG C.
The manganese powder, iron powder average grain diameter be 0.2-0.5 μm, slurry uniform color made from nanoscale raw material, light
Damp degree is good, and the surface quality of aluminium alloy base material can be improved by spraying relatively thin thickness, makes it have good corrosion resistance.
Embodiment two:
Ingredient: after taking 70 parts of manganese powders, 8 parts of iron powders, 2.5 parts of sodium carboxymethylcelluloses to be pre-mixed, ground, 1 is added
Slurry is made after high speed dispersion in part organic acid, 0.5 part of defoaming agent and 18 parts of water；
Metal substrate surface treatment: aluminium alloy base material is subjected to surface polishing, degreasing processing, then washing cleaning table
Face；
Coating: by slurry dip-coating obtained above or it is sprayed on aluminium alloy base material surface；
High-temperature baking: 10-20min is dried after coating at normal temperature in high-temperature baking 20-30min and obtains corrosion-resistant painting
Layer.
Wherein, the high-temperature baking temperature is 1000 DEG C.
The manganese powder, iron powder average grain diameter be 0.2-0.5 μm, slurry uniform color made from nanoscale raw material, light
Damp degree is good, and the surface quality of aluminium alloy base material can be improved by spraying relatively thin thickness, makes it have good corrosion resistance.
Present invention discloses aluminum alloy surface Multilayer composite protection coats and preparation method thereof, and preparation process is simple, safety
Environmental protection adheres to one layer of corrosion-resistant finishes on aluminium alloy base material surface using coating process, which is by nanoscale
Good with the surface conjugation of aluminium alloy base material made of the materials such as manganese powder, iron powder, aluminium alloy can be improved by spraying relatively thin thickness
Surface quality, make it have good corrosion resistance.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (4)
1. aluminum alloy surface Multilayer composite protection coat and preparation method thereof characterized by comprising metal substrate and corrosion-resistant
Coating, the metal substrate are aluminium alloy, the ingredient and its parts by weight of the corrosion-resistant finishes are as follows: 60-70 parts of manganese powder, iron powder
8-12 parts, 1.5-2.5 parts of sodium carboxymethylcellulose, 0.5-1 parts of organic acid, 0.5-1 parts of defoaming agent, 18-25 parts of water, the formula
Slurry is made in manganese powder, iron powder and the sodium carboxymethylcellulose premixing of amount, the organic acid, defoaming agent and water that formula ratio is added after grinding
Material, is then made the corrosion-resistant finishes through coating process.
2. corrosion resistant metal coating according to claim 1, which is characterized in that the coating process process are as follows: metal bottom
Material surface polishing, degreasing processing-washing-dip-coating or spraying slurry-air drying-high-temperature baking.
3. corrosion resistant metal coating according to claim 2, which is characterized in that the high-temperature baking temperature is 800-1000
DEG C, time 20-30min.
4. corrosion resistant metal coating according to claim 1, which is characterized in that the manganese powder, iron powder average grain diameter be
0.2-0.5μm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711117358.2A CN109777175A (en) | 2017-11-13 | 2017-11-13 | Aluminum alloy surface Multilayer composite protection coat and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711117358.2A CN109777175A (en) | 2017-11-13 | 2017-11-13 | Aluminum alloy surface Multilayer composite protection coat and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109777175A true CN109777175A (en) | 2019-05-21 |
Family
ID=66494024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711117358.2A Pending CN109777175A (en) | 2017-11-13 | 2017-11-13 | Aluminum alloy surface Multilayer composite protection coat and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109777175A (en) |
-
2017
- 2017-11-13 CN CN201711117358.2A patent/CN109777175A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104341867A (en) | Anticorrosive metal coating | |
| CN102115836B (en) | High-temperature protective coating of MCrAlY alloy system and preparation method | |
| CN104357791A (en) | Antirust metal coating | |
| CN102676971A (en) | Preparation method for composite coating of outer surface of nodular cast iron pipe | |
| CN105463444B (en) | Preparation method applied to sinking roller and the wear-resistant composite coating of the resistance to corrode of stabilizing roller | |
| CN104859220A (en) | Anti-rust coating for surface of wrought iron | |
| CN102601027B (en) | Anti-corrosion technology for coating epoxy ceramic on cast iron pipe fitting | |
| CN109666314A (en) | A kind of titanium alloy corrosion-inhibiting coating | |
| CN104893389A (en) | Wear-resistant and anti-corrosion outer coating of wrought iron railing | |
| CN106591761A (en) | Preparation method for composite coating resisting etching of molten metal | |
| CN109777175A (en) | Aluminum alloy surface Multilayer composite protection coat and preparation method thereof | |
| CN109772667A (en) | A kind of promotion corrosion resistance of magnesium alloy process of surface treatment | |
| CN105088122B (en) | The Ni Al of Mg alloy surface2O3‑AlB12The preparation method of composite coating | |
| CN110064578A (en) | A kind of aseptic technic improving metal machinery intensity | |
| CN109666327A (en) | A kind of preparation process of wear-resistant magnesium alloy coating | |
| CN104357837A (en) | Shiny metal coating | |
| CN109665824A (en) | A kind of abrasion-proof ceramic coat being attached to metal surface | |
| CN106011722A (en) | Rustproof treatment coating for steel door | |
| CN104943269B (en) | A kind of local strengthening hot rolling zinc/aluminum-plated steel plate and its manufacture method | |
| CN109776082A (en) | A kind of ceramic-metal composite coating that can enhance metallic matrix wear-resisting property | |
| CN106756993A (en) | A kind of metalwork composite ceramic material coating formula and its production technology | |
| CN108950534A (en) | A kind of preparation method of corrosion resistant type alloy coat | |
| CN105968895A (en) | Abrasion-resistant and scratch-resistant waterborne Dacromet coating liquid for automotive chassis and preparation method of Dacromet coating liquid | |
| CN107904589A (en) | A kind of corrosion resistant metal coating | |
| CN106675117A (en) | Corrosion-resistant environment-friendly metal paint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190521 |