CN101153394A - Magnesium alloy material and method for producing the same - Google Patents
Magnesium alloy material and method for producing the same Download PDFInfo
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- CN101153394A CN101153394A CNA2006101522466A CN200610152246A CN101153394A CN 101153394 A CN101153394 A CN 101153394A CN A2006101522466 A CNA2006101522466 A CN A2006101522466A CN 200610152246 A CN200610152246 A CN 200610152246A CN 101153394 A CN101153394 A CN 101153394A
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Abstract
A sort of magnesium alloy material comprises a parent metal and a metal coating loaded on the parent metal, wherein, the parent metal comprises a magnesium alloy keelson and a primer layer; the primer layer is positioned between the keelson and the metal coating to greatly increase the adhesive force of the metal coating to the parent metal; moreover, the primer layer can effectively cover up the defects of the magnesium alloy surface to increase the surface glossiness of the made magnesium alloy material from 101GU to 523GU under 60 degrees incident light angle, thereby reaching mirror surface effect.
Description
Technical field
The present invention relates to a kind of magnesium alloy materials and preparation method thereof.
Background technology
Magnesium alloy has advantages such as density is low, specific tenacity is high, damping property is good, electromagnetic wave shielding is high, easy machining, recyclable utilization and is widely used in industries such as Aeronautics and Astronautics, automobile, electronics, communications.But magnesium and alloy corrosion resistance thereof are poor, have limited its application.In order to improve the erosion resistance of magnesium alloy materials, adopt the method that is formed with organic coating or metal coating at the magnesium alloy substrate surface usually, but the granular sensation of organic coating is heavier, erosion resistance is also good inadequately; Metal coating is chromium coating normally then, forms in the used plating bath of chromium coating owing to contain 6 valency chromium and the nickel that environment and human body all had significant damage, therefore also slowly withdraws from use.
Disclose a kind of magnesium alloy electronic crust of the device and preparation method thereof among the CN 1767735A, wherein, this shell comprises the magnesium alloy base material and covers the aluminium nitride titanium layer of Mg alloy surface.The preparation method of described shell comprises that it is that the vacuum plating of sputtering target material is indoor that the magnesium alloy base material after the polished and cleaned is put into aluminum metal and titanium metal, plates TiAlN about 1 micron at the aluminum alloy base material surface vacuum in the presence of nitrogen.Can form magnesium alloy electronic crust of the device by aforesaid method, and the shell that forms thus has stronger hardness with various appearances color.In addition, this method also has cleanliness without any pollution, environment amenable advantage.
But because many, the shape more complicated of surface imperfection of the magnesium alloy die casting that the magnesium alloy materials surface especially forms by die casting, the coating about 1 micron is not enough to the defective on the Mg alloy surface is covered.Though can cover defective on the Mg alloy surface by the mode that increases thickness of coating, the coating by aforesaid method formation and the sticking power of magnesium alloy base material are relatively poor, and the appearance glossiness is also very low.
Summary of the invention
The objective of the invention is provides high magnesium alloy materials of a kind of base material and metal plating strong adhesion and surface gloss and preparation method thereof for the base material that overcomes magnesium alloy materials of the prior art and metal plating poor adhesive force, shortcoming that surface gloss is low.
The invention provides a kind of magnesium alloy materials, this material comprises base material and the metal plating that loads on the base material, and described base material comprises the magnesium alloy ground, and wherein, described base material also comprises prime coat, and described prime coat is between ground and metal plating.
The present invention also provides the preparation method of this magnesium alloy materials, and wherein, this method is included on the magnesium alloy ground and forms prime coat, and then forms metal plating on prime coat.
Magnesium alloy materials provided by the present invention contains prime coat between magnesium alloy ground and metal plating, make metal plating strengthen greatly to the sticking power of base material, and prime coat can be covered the defective of Mg alloy surface effectively, make prepared magnesium alloy materials under 60 ° incident angle of light, the glossiness on surface is brought up to 523GU by 101GU, reaches mirror effect.
Simultaneously, can also further protect metal plating, help improving the wear resistance and the erosion resistance of magnesium alloy materials by forming top coat layer at metal coating surface.
Embodiment
According to magnesium alloy materials provided by the invention, described prime coat can be various prime coats, for example, and can be by thermoset primer base or the prime coat that forms by the ultraviolet cured primer paint solidification.
Because ultraviolet cured primer coating only needs can solidify to form the ultraviolet cured primer layer under uviolizing, therefore, described prime coat is preferably the ultraviolet cured primer layer that is formed by the ultraviolet cured primer paint solidification.Described ultraviolet cured primer coating is meant under UV-irradiation the solidified primer base can take place.
The ultraviolet cured primer coating that forms prime coat of the present invention can be various known ultraviolet cured primer coating.In general, ultraviolet cured primer coating contains matrix resin, thinner and light trigger.Wherein, total amount with ultraviolet-curing paint is a benchmark, the content of matrix resin can be 20-80 weight %, be preferably 30-70 weight %, the content of thinner can be 10-70 weight %, be preferably 25-65 weight %, the content of light trigger can be 1-10 weight %, is preferably 2-8 weight %.Described ultraviolet cured primer coating can be commercially available, and also can obtain by prepared in various methods.
Matrix resin as ultraviolet cured primer coating is conventionally known to one of skill in the art, for example can be in unsaturated polyester, urethane acrylate, polyester acrylate and the epoxy acrylic resin one or more, under the preferable case, described matrix resin is an epoxy acrylic resin, for example, can be the hexanodioic acid epoxy acrylic resin.
Described thinner is conventionally known to one of skill in the art, can be that the sense number of degrees are 1-6 acrylate monomer, for example, it can be Ethyl acrylate, tripropylene glycol diacrylate, Hydroxyethyl acrylate, isobornyl acrylate, isobornyl methacrylate, Isooctyl acrylate monomer, propyl methacrylate, 1,6 hexanediyl esters (HDDA), 1, in 6 hexylene glycol dimethyl diacrylates (HDDMA) and the propylene glycol diacrylate one or more, be preferably the mixture of Ethyl acrylate and tripropylene glycol diacrylate, with the amount of the mixture is benchmark, the content of described Ethyl acrylate is 20-80 weight %, and the content of described tripropylene glycol diacrylate is 20-80 weight %.Need to prove that the above-mentioned sense number of degrees are meant the number that contains the saturated pair of key of getting along well.
Described light trigger is conventionally known to one of skill in the art, for example can be in dihydroxyl dimethyl one phenyl-acetone, benzoin dimethylether (Irgacure651), 1-hydroxy cyclohexyl phenylketone (Irgacure184), 2-phenyl-2-N-dimethylamino-1-(4-morpholinyl phenyl)-butanone (Irgacure369), 2-hydroxyl 2,2-methyl isophthalic acid-phenyl-acetone (daroccure1173), chloro thioxanthone (2-CTX), ethyl thioxanthone (2-ETX), the isopropyl thioxanthone (2-ITX) one or more, be preferably dihydroxyl dimethyl one phenyl-acetone.
Described prime coat, particularly, the prime coat that is formed by ultraviolet cured primer coating has good sticking power to the magnesium alloy ground, follow-up metal plating and magnesium alloy base material good bonding force can be provided, and can cover the defective of Mg alloy surface effectively.
In the magnesium alloy materials provided by the invention, the thickness of described prime coat can be the 10-35 micron, is preferably the 10-30 micron.
The present invention has no particular limits the kind of described metal plating, can be various metal plating known in those skilled in the art, is preferably a kind of in chromium, aluminium, manganese, the gold or contains 2 kinds or 3 kinds alloy layer in them.Specifically can select required metal plating according to required appearance color.The thickness of metal plating is preferably the 0.6-3.0 micron, more preferably the 2-3 micron.
Described magnesium alloy ground can be the various alloys that contain magnesium, for example can be selected from AZ91D and/or AM60.
Under the preferable case, described magnesium alloy materials can also comprise top coat layer, and described top coat layer can be various top coat layers, for example, can be by thermoset finish paint coating or the top coat layer that formed by ultraviolet light polymerization finish paint paint solidification.
Because ultraviolet cured primer coating only needs can solidify to form the ultraviolet cured primer layer under uviolizing, therefore, described top coat layer is preferably the top coat layer that is formed by ultraviolet light polymerization finish paint paint solidification.On the one hand,, can protect metal plating, further improve the wear resisting property of magnesium alloy materials because top coat layer is positioned at metal coating surface; On the other hand, because the top coat layer that ultraviolet light polymerization finish paint coating forms is stronger to the erosion resistance and the oxidation-resistance of conventional solvent, therefore, by forming erosion resistance and the oxidation-resistance that the ultraviolet light polymerization top coat layer can also improve magnesium alloy materials at metal coating surface.
Described ultraviolet light polymerization finish paint system component is conventionally known to one of skill in the art, and described ultraviolet light polymerization finish paint coating can be commercially available, and also can obtain by prepared in various methods.
The coating of top coat layer of the present invention can be identical or different with prime coat.For example, can use the UV-9968 of Hua Yang company.The thickness of described ultraviolet light polymerization top coat layer is preferably the 10-15 micron.
Under the preferable case; described magnesium alloy materials can also comprise the chemical conversion rete; described chemical conversion rete is between magnesium alloy ground and ultraviolet cured primer layer; can further strengthen the sticking power of ultraviolet cured primer layer, and this chemical conversion rete can also play, and protection magnesium alloy ground is not corroded and the effect of oxidation.Described chemical conversion rete can be a various chemical conversion rete of the prior art, and preferred chemical conversion rete is the phosphate conversion rete of non-chromium in the specific embodiment of the invention.The phosphate conversion rete of described non-chromium can be obtained by the whole bag of tricks of the prior art, for example, the marque that can produce for JASCO company be the epithelium liquid of PZ-610A, PZ-610B, PZ-610C with 130-170: 1: 2-5 mixes, and be activator with M3-410, be to adjust the rete that mixture that agent obtains forms on to the magnesium alloy ground with MD-420, thicknesses of layers is preferably the 0.1-0.3 micron.
At the more serious magnesium alloy ground of surface imperfection, for example there are shrinkage cavity and slight the shrink in the surface, then the present invention is further preferred, and described magnesium alloy materials also is included in to add between described chemical conversion rete and the ultraviolet cured primer layer mends native agent, to obtain smooth ultraviolet cured primer layer.The native agent of described benefit can be the conventional native agent of using of various benefits in magnesium alloy materials field, and for example, the native agent of described benefit can be the native agent of the benefit that DEVCON company produces.This mends native agent can not only effectively improve the irregular defective of magnesium alloy substrate surface, and can also further improve metal plating sticking power and glossiness.
The preparation method of magnesium alloy materials provided by the invention is included on the magnesium alloy ground and forms prime coat, and then forms metal plating on prime coat.
Described prime coat can adopt conventional method, as apply the coating that forms prime coat on ground, makes paint solidification then.
The prime coat that forms with ultraviolet-curing paint is an example, and the method that prime coat forms comprises that the ultraviolet cured primer coating that will form the ultraviolet cured primer layer loads on the magnesium alloy ground, and the ultraviolet cured primer coating with load is cured then.
Can adopt the whole bag of tricks of the prior art that ultraviolet cured primer coating is loaded on the magnesium alloy ground, for example, can adopt spraying method.It is the 10-30 micron that the amount of load makes the thickness of ultraviolet cured primer layer.Can adopt the whole bag of tricks that ultraviolet cured primer coating is cured, for example, the method that can adopt ultraviolet source such as high pressure mercury vapour lamp, Jupiter, xenon lamp, luminescent lamp to have the magnesium alloy materials surface of ultraviolet cured primer coating to shine to load, the irradiation distance of the light intensity of UV-light and irradiation time and UV-light and magnesium alloy materials make ultraviolet solidifying priming paint paint solidification form the ultraviolet cured primer layer.
In general, the light intensity of UV-light is strong more, and irradiation distance is near more, and the thickness of ultraviolet cured primer layer is more little, then makes the required irradiation time of ultraviolet-curing paint curing short more; Otherwise irradiation time is just long.The present invention preferably uses the conventional high pressure mercury vapour lamp that uses, and the light wavelength is the 300-400 nanometer, is preferably the 330-380 nanometer; Selecting irradiation distance is 1-10 centimetre, is preferably 4-6 centimetre; Light intensity is 50-150 milliwatt/square centimeter, is preferably 80-120 milliwatt/square centimeter; Irradiation time is 10-30 minute, is preferably 15-25 minute.Under these conditions, can make thickness is the ultraviolet cured primer layer curing of 10-30 micron.
The present invention can adopt physics vapor phase deposition method (PVD), and for example electron beam evaporation plating, magnetron sputtering or ion plating method form described metal plating.The concrete operations of aforesaid method and condition have been conventionally known to one of skill in the art.For example the condition of magnetron sputtering can be 2.0 * 10 for the base vacuum degree
-4MPa, sputtering rate be the 8000-10000 dust/minute, substrate temperature is 180-230 ℃, target-substrate distance from being that 300-600 volt, electric current are that 10-15 ampere, sputter vacuum tightness are that 0.13-1.3 pascal, sputter angle are that 5-8 °, sputtering time are 5 minutes/sheet for 5-10 centimetre, anode voltage.
The method that the present invention forms described ultraviolet light polymerization top coat layer comprises that also the ultraviolet light polymerization finish paint coating that will form the ultraviolet light polymerization top coat layer loads on the metal plating, and the ultraviolet light polymerization finish paint coating with load is cured then.The carrying method of ultraviolet light polymerization top coat layer is identical with formation ultraviolet cured primer layer with drying means.
Described formation chemical conversion rete can adopt conventional method, the epithelium liquid that for example the magnesium alloy ground can be immersed in marque that JASCO company produces and be PZ-610A, PZ-610B, PZ-610C is with 130-170: 1: 2-5 mixes, and be activator with M3-410, be to adjust in the mixture that agent obtains to change into MD-420, change into temperature and be preferably 40-60 ℃, the time is 30 seconds-1 minute, changes into the back and cleans with clear water, take out, toasted 15-30 minute down at 130-170 ℃.
In order to obtain to comprise the magnesium alloy materials of mending native agent, between described chemical conversion rete and ultraviolet cured primer layer, add and mend native agent, to obtain smooth ultraviolet cured primer layer.Described filling is mended native agent and is carried out the method for plane finishing for conventionally known to one of skill in the art.
Under the preferable case, method provided by the invention also comprise to the magnesium alloy base material polish, polishing, degreasing, alkali cleaning.
According to a kind of preferred implementation of the present invention, the preparation method of magnesium alloy materials provided by the invention comprises successively: 1. to the magnesium alloy ground polish, polishing, degreasing, alkali cleaning; 2. coating chemical conversion rete; 3. fill the artificial native agent of mending; 4. form the ultraviolet cured primer layer; 5. form physics vapor phase deposition metal plating; 6. form the ultraviolet light polymerization top coat layer.
The following examples will the present invention is further illustrated.
Wherein, magnesium alloy ground preferred dimension is 80 millimeters * 50 millimeters * 2 millimeters AZ91D (Nanjing Yunhai Special Metal Co., Ltd) diecast magnesium alloy goods.
Embodiment 1
Present embodiment is used to illustrate magnesium alloy materials provided by the invention.
(1) the magnesium alloy base material is polished, polishing, degreasing, alkali cleaning.
Adopt the method for artificial polishing that the magnesium alloy ground is polished, remove unnecessary stub bar of magnesium alloy ground and burr, polish with sand paper again, up to smoothly getting final product with 1200 purpose sand paperings, magnesium alloy base material after process being polished, polished as degreasing solvent with acetone then cleans 2 times repeatedly.The degreasing back that finishes adopts the basic solution of water glass of sodium phosphate, 20 grams per liters of the sodium hydroxide contain 30 grams per liters, 40 grams per liters that the magnesium alloy ground is cleaned.The temperature of cleaning is 85 ℃, and the time of cleaning is 10 minutes.
(2) form the chemical conversion rete
The epithelium liquid 161 that JASCO company is produced restrains PZ-610A, 1 gram PZ-610B, 3.5 gram PZ-610C, 15 restrain activator M3-410 and 30 gram adjustment agent MD-420 mix, the magnesium alloy ground that above-mentioned (1) is obtained changes in said mixture then, the temperature that changes into is 60 ℃, time is 30 seconds, changing into the back cleans with clear water, take out, toasted 25 minutes down at 150 ℃.The chemical conversion thicknesses of layers that obtains is 2 microns a base material.
(3) finishing plane
The benefit soil agent 20 of producing with DEVCON company restrains the shrinkage cavity and slight shrink of repairing on the magnesium alloy, toasts 25 minutes in 130 ℃ baking oven, and it is solidified, and polishes with the sand paper of 1200# or 1500# then.Repeat operation (2) after this operation again.
(4) form the ultraviolet cured primer layer
30 weight part hexanodioic acid epoxy acrylic resins, the own fat of 25 parts by weight of acrylic acid, 40 weight part tripropylene glycol diacrylates and 5 weight part dihydroxyl dimethyl, one phenyl-acetone are mixed, obtain ultraviolet cured primer coating.Load to this primer base on the surface with chemical conversion rete of the base material that above-mentioned steps (2) obtains with rolling method then, be that the high pressure mercury vapour lamp of 365 nanometers shines with ultraviolet wavelength then, the distance of lamp and base material is 5 centimetres, light intensity is 100 milliwatt/square centimeters, irradiation time is 25 minutes, obtains the ultraviolet cured primer layer thickness and be 25 microns base material.
(5) form metal plating
Form metal plating on the ultraviolet cured primer layer that adopts magnetron sputtering equipment to obtain in above-mentioned (3), the processing parameter that magnetron sputtering is established is as follows: base vacuum degree: 2.0 * 10
-4Below the MPa; Sputtering rate: 10000 dusts/minute; Substrate temperature: 200 ℃; Target-substrate distance from: 8 centimetres; Voltage between negative electrode and the anode: 400 volts; Electric current: 12 amperes; Sputter vacuum tightness: 0.5 pascal; Sputter angle: 5 °; Sputtering time: 5 minutes/sheet; Target is a chromium.The metal layer thickness that obtains is 2.0 microns.
(6) form the ultraviolet light polymerization top coat layer
The UV-9968 coating that uses Hua Yang company is as ultraviolet light polymerization finish paint coating.Then this finish paint coating is loaded on the metal plating that above-mentioned (5) obtain with rolling method, be that the high pressure mercury vapour lamp of 365 nanometers shines with ultraviolet wavelength then, the lamp distance is 5 centimetres, light intensity is 100 milliwatt/square centimeters, irradiation time is 25 minutes, and the ultraviolet light polymerization top coat layer thickness that obtains is 12 microns.
Finally obtain magnesium alloy materials Al by above-mentioned steps.
Embodiment 2
Present embodiment is used to illustrate magnesium alloy materials provided by the invention.
Prepare magnesium alloy materials according to the method described in the embodiment 1, different is, ultraviolet cured primer coating is obtained by 60 weight part hexanodioic acid epoxy acrylic resins, the own fat of 12 parts by weight of acrylic acid, 26 weight part tripropylene glycol diacrylates and the mixing of 2 weight part dihydroxyl dimethyl, one phenyl-acetone, the magnesium alloy materials that obtains is A2, and wherein the thickness of ultraviolet cured primer layer is 10 microns.
Embodiment 3
Present embodiment is used to illustrate magnesium alloy materials provided by the invention.
Prepare magnesium alloy materials according to the method described in the embodiment 1, different is, ultraviolet cured primer coating is obtained by 45 weight part hexanodioic acid epoxy acrylic resins, the own fat of 18 parts by weight of acrylic acid, 34 weight part tripropylene glycol diacrylates and the mixing of 8 weight part dihydroxyl dimethyl, one phenyl-acetone, and the thickness of ultraviolet cured primer layer is 15 microns.The magnesium alloy materials that obtains is A3.
Embodiment 4
Present embodiment is used to illustrate magnesium alloy materials provided by the invention.
Prepare magnesium alloy materials according to the method described in the embodiment 1, different is, forming the target that metal plating uses is aluminium, and the thickness that obtains metal plating is 3.0 microns magnesium alloy materials A4.
Embodiment 5
Present embodiment is used to illustrate magnesium alloy materials provided by the invention.
Prepare magnesium alloy materials according to the method described in the embodiment 1, different is, directly forms the ultraviolet cured primer layer after the magnesium alloy ground is carried out alkali cleaning on the magnesium alloy ground, obtains magnesium alloy materials A5.
Embodiment 6
Present embodiment is used to illustrate magnesium alloy materials provided by the invention.
Prepare magnesium alloy materials according to the method described in the embodiment 1, different is directly to form the ultraviolet cured primer layer after the magnesium alloy ground is carried out alkali cleaning, and omit the step that forms the ultraviolet light polymerization top coat layer on the magnesium alloy ground.Finally obtain magnesium alloy materials A6 by above-mentioned steps.
Comparative Examples 1
This Comparative Examples is used to illustrate the magnesium alloy materials of prior art.
Prepare magnesium alloy materials according to the method described in the embodiment 1, different is, directly forms metal plating on the magnesium alloy ground after the magnesium alloy ground is carried out alkali cleaning, obtains magnesium alloy materials B1.
Embodiment 7-12
The following examples are used to illustrate the performance of magnesium alloy materials provided by the invention.
The magnesium alloy materials A1-A6 that respectively embodiment 1-6 is obtained according to following method carries out the wear-resisting test of RCA paper tape, sticking power test, pencil hardness test, SaltSprayTest and luminance brightness test, and the result is as shown in table 1.
(1) the wear-resisting test of RCA paper tape
Use the RCA paper tape wear resistant instrument of model as F350008, the magnesium alloy materials that under 175 gram forces, rubs, the end, exposed during the body material in the magnesium alloy materials surface, the number of turns that the record rubber wheel rotates;
(2) sticking power test (ASTMD 3359-93)
Instrument: hundred lattice cutter L500001;
The method of inspection: ASTM D3359, spacing: 1 millimeter, the pull-up angle: 90 °, adhesive tape: 3M600
(3) pencil hardness test (ASTMD 3363-74)
Instrument: pencil hardness meter F130027
The method of inspection: ASTM D3363, load: 750 grams, pencil: the UNI of Mitsubishi
(4) SaltSprayTest
The magnesium alloy materials sample is placed in the salt fog cabinet, sodium chloride brine with 5 ± 0.5 weight % under 35 ℃ sprayed sample after 8 hours, taking out and placing the another one temperature is that 22.5 ℃, relative humidity are the climatic chamber of 47.3%RH, place after 8 hours, observation sample, the corroded area of record sample surfaces accounts for the percentage composition (have under the situation of chemical conversion rete, press metal coating and calculate) of the coating total area.
(5) luminance brightness test
The instrument that adopts is minute surface multi-angle glossometer (German BYK company produce).Under 60 ° incident angle of light, measure its glossiness.
Comparative Examples 2
This Comparative Examples is used to illustrate the performance of the magnesium alloy materials that is made by Comparative Examples 1.
Measure the performance of the magnesium alloy materials B1 that is made by Comparative Examples 1 according to the described methods of embodiment 7, the result is as shown in table 1.
Table 1
| The embodiment numbering | The magnesium alloy materials numbering | RCA paper tape wear resistance (circle) | Sticking power (B) | Pencil hardness (H) | Salt spray corrosion area (area %) | Glossiness (GU) |
| Embodiment 1 | A1 | 450 | 4 | 6 | 1 | 523 |
| Embodiment 2 | A2 | 447 | 4 | 6 | 1 | 486 |
| Embodiment 3 | A3 | 449 | 4 | 5 | 1 | 466 |
| Embodiment 4 | A4 | 430 | 4 | 5 | 1 | 476 |
| Embodiment 5 | A5 | 426 | 3 | 5 | 1 | 450 |
| Embodiment 6 | A6 | 380 | 3 | 4 | 4 | 421 |
| Comparative Examples 1 | B1 | 260 | 2 | 2 | 10 | 101 |
| Fair receipts standard | - | ≥300 | ≥2 | ≥3 | ≤5 | - |
As can be seen from Table 1, RCA paper tape wear resistance, sticking power, pencil hardness and the salt fog resistance of the magnesium alloy materials that embodiment 1-6 obtains be all above fair receipts standard, and all be better than the magnesium alloy materials that obtained by Comparative Examples 1.In addition, compare with Comparative Examples 1, the magnesium alloy materials surface that embodiment 1-6 obtains has tangible glossiness.
Claims (12)
1. magnesium alloy materials, this material comprise base material and load on metal plating on the base material, and described base material comprises the magnesium alloy ground, it is characterized in that, described base material also comprises prime coat, and described prime coat is between magnesium alloy ground and metal plating.
2. material according to claim 1, wherein, described prime coat is the ultraviolet cured primer layer.
3. material according to claim 2, wherein, described ultraviolet cured primer layer is formed by the ultraviolet cured primer paint solidification.
4. according to claim 1,2 or 3 described materials, wherein, the thickness of described prime coat is the 10-35 micron.
5. material according to claim 1, wherein, described metal plating is the coating of a kind of in chromium, aluminium, manganese, the gold or the alloy that contains in them 2 kinds or 3 kinds, the thickness of coating is the 0.6-3.0 micron.
6. material according to claim 1, wherein, this material also comprises top coat layer, and described top coat layer is positioned on the metal plating, and the thickness of top coat layer is the 10-15 micron.
7. material according to claim 6, wherein, described top coat layer is formed by ultraviolet light polymerization finish paint paint solidification.
8. material according to claim 1, wherein, this material also comprises the chemical conversion rete, and described chemical conversion rete is between magnesium alloy ground and prime coat, and thickness is the 2-3 micron.
9. the preparation method of the described magnesium alloy materials of claim 1 is characterized in that, this method is included on the magnesium alloy ground and forms prime coat, and then forms metal plating on prime coat.
10. method according to claim 9, wherein, described prime coat is the ultraviolet cured primer layer, is solidify to form by ultraviolet-curing paint, the thickness of described prime coat is the 10-35 micron.
11. method according to claim 9, wherein, this method also is included in and forms before the prime coat, and forming a layer thickness is 2-3 micron chemical conversion film.
12. method according to claim 9, wherein, this method also is included in metal coating surface and forms the top coat layer that a layer thickness is the 10-15 micron, and described top coat layer is solidify to form by ultraviolet-curing paint.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105983836A (en) * | 2015-02-13 | 2016-10-05 | 汉达精密电子(昆山)有限公司 | Manufacturing method for magnesium alloy appearance and product with magnesium alloy appearance |
| WO2020145953A1 (en) * | 2019-01-09 | 2020-07-16 | Hewlett-Packard Development Company, L.P. | Housings for electronic devices |
| CN111482344A (en) * | 2020-03-18 | 2020-08-04 | 苏州恒扬伟业金属制品有限公司 | Corrosion-resistant coating process of sheet metal part for down filling machine |
| CN116833064A (en) * | 2023-06-21 | 2023-10-03 | 鑫泽晟科技有限公司 | Method for improving texture of stainless steel bathroom piece by vacuum coating technology |
| CN117646180A (en) * | 2023-11-15 | 2024-03-05 | 等离子体装备科技(广州)有限公司 | Magnesium alloy surface protection decorative coating and preparation method thereof |
-
2006
- 2006-09-25 CN CNA2006101522466A patent/CN101153394A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105983836A (en) * | 2015-02-13 | 2016-10-05 | 汉达精密电子(昆山)有限公司 | Manufacturing method for magnesium alloy appearance and product with magnesium alloy appearance |
| WO2020145953A1 (en) * | 2019-01-09 | 2020-07-16 | Hewlett-Packard Development Company, L.P. | Housings for electronic devices |
| CN111482344A (en) * | 2020-03-18 | 2020-08-04 | 苏州恒扬伟业金属制品有限公司 | Corrosion-resistant coating process of sheet metal part for down filling machine |
| CN116833064A (en) * | 2023-06-21 | 2023-10-03 | 鑫泽晟科技有限公司 | Method for improving texture of stainless steel bathroom piece by vacuum coating technology |
| CN117646180A (en) * | 2023-11-15 | 2024-03-05 | 等离子体装备科技(广州)有限公司 | Magnesium alloy surface protection decorative coating and preparation method thereof |
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