CN106480486A - The classification color method of aluminium and utilize its aluminium - Google Patents
The classification color method of aluminium and utilize its aluminium Download PDFInfo
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- CN106480486A CN106480486A CN201510531740.2A CN201510531740A CN106480486A CN 106480486 A CN106480486 A CN 106480486A CN 201510531740 A CN201510531740 A CN 201510531740A CN 106480486 A CN106480486 A CN 106480486A
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- aluminium
- classification
- color
- described aluminium
- electrolytic coloring
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Abstract
The present invention relates to a kind of classification color method of aluminium and utilize its aluminium, more particularly, to a kind of classification color method of aluminium, it is characterized by, the classification color method of described aluminium includes：The Surface Machining step of aluminium, for carrying out defat and polishing to the aluminium material surface prepared；Anodization step, for forming porous oxide-film on the surface of the described aluminium after defat and polishing；Electrolytic coloring step, will form the aluminium material impregnation of described oxide-film in the electrolyte being dispersed with soluble metallic salt, afterwards described aluminium is energized, thus forming classification on the surface of described aluminium；And dyestuff tinting steps, on the surface of described aluminium forming described classification, coloured with the dyestuff of selected color, thus classification is formed according to described color on the surface of described aluminium.
Description
Technical field
The present invention relates to a kind of aluminium section bar (hereinafter referred to as " aluminium ") being made up of aluminum or aluminum alloy
Classification color method and utilize its aluminium, be related to a kind of excellent aluminium of aestheticism and its
Classification color method, methods described passes through to improve the inclusion corrosion resistance of described aluminium and durability
Physical property and on the surface of described aluminium formed multiple color classification (gradation)
To realize.
Background technology
Generally, the method carrying out electrolytic coloring process with shades of colour to aluminum is special in Japanese Laid-Open
Flat No. 06-272082 of sharp publication, disclosed in flat No. 06-272084 etc..
However, the problems of preparation method is known to these, in order to obtain shades of colour
And expand porous membrane layer bottom by a series of operation or make naked (bare) layer thinning, because
This leads to the hardness of film to reduce, thus deleterious effect is produced to the durability of the film of product, and
And, due to multiple electrolytic coloring operations, therefore also can increase the time needed for coloring treatment and set
Standby expense.
And, when using preparation method known to these, electrolytic coloring color can be according to thin film
Thickness and different, and actually due to the temperature deviation of electrolyte and the difference of die opening
Can be difficult to make top, bottom, inner side and the outside of product to have certain thickness, therefore, real
The situation on border is to be difficult to realize uniform color on the whole in product.
Simultaneously as known preparation method simply merely obtains electrolytic coloring color, therefore,
There is a problem of that the aestheticism of product and utility reduce.
Content of the invention
Technical problem to be solved
The present invention proposes to solve the above problems, it is intended that providing a kind of aluminum
The classification color method of material and utilize its aluminium, the classification color method of described aluminium is to pass through
Easily simple operation, in the classification forming multiple color uniformly over the surface of aluminium, thus
The inclusion corrosion resistance of aluminium and the physical property of durability and aestheticism can be improved.
Additionally, another object of the present invention is to, provide one kind can include interior of building
Or use in the wide spectrum such as the outer exterior material of the construction material that possesses on outside and household appliances
The classification color method of aluminium and utilize its aluminium.
The purpose of the present invention is not limited to purpose mentioned above, and those skilled in the art pass through
Following base materials should be able to be expressly understood the above other purposes do not mentioned.
Technical scheme
To achieve these goals, the classification color method of aluminium according to an embodiment of the invention
And can be included using its aluminium：The Surface Machining step of aluminium, for the aluminium to preparation
Surface carries out defat and polishing；Anodization step, for after defat and polishing
The surface of described aluminium on form porous oxide-film；Electrolytic coloring step, will form institute
The aluminium material impregnation stating oxide-film in the electrolyte being dispersed with soluble metallic salt, afterwards to described
Aluminium is energized, thus forming classification on the surface of described aluminium；And dyestuff coloring step
Suddenly, on the surface of described aluminium forming described classification, carried out with the dyestuff of selected color
Color, thus form classification according to described color on the surface of described aluminium.
Described electrolytic coloring step is preferably by preparation electrolytic coloring step and main electrolytic coloring step
Rapid composition；Described preparation electrolytic coloring step be by formed described oxide-film aluminium material impregnation arrive divide
Dissipate in the electrolyte having soluble metallic salt, with anode, described aluminium is carried out with direct current afterwards and leads to
Electricity；Described main electrolytic coloring step to implement described preparation electrolytic coloring step described in
Aluminium carries out exchange energising, thus forming classification on the surface of described aluminium.Described main electricity
Solution tinting steps can pass through the described aluminium being impregnated in described electrolyte continuously to institute
State the outer exposed of the electrolyte dip time to adjust described aluminium, thus in described aluminium
Surface forms classification.
After described dyestuff tinting steps, preferably may further include polishing step, be used for
Give high gloss to the surface of the described aluminium forming classification according to color.
Beneficial effect
The present invention has following excellent effect.
First, by easily simple operation, in the multiple face of formation uniformly over the surface of aluminium
The classification of color is such that it is able to improving the inclusion corrosion resistance of aluminium and the physical property of durability and examining
Aesthetic feeling.
Additionally, having the construction material that can possess on including interior of building or outside and household electrical appliances
Excellent effect used in the wide spectrums such as the outer exterior material of product.
Brief description
Fig. 1 is the overall operation of the classification color method of the aluminium according to one embodiment of the invention
Figure.
Fig. 2 is the shape of the aluminium product of classification coloring prepared by the operation shown in Fig. 1
State.
Specific embodiment
Used in the present invention, term have selected now widely used general term as far as possible, in spy
The term that applicant arbitrarily chooses is also used, in the case it is impossible to only consider in the case of fixed
Simple term name, and be intended to consider to be documented in the particular content for implementing the present invention
The meaning or using the meaning understand its implication.
Hereinafter, referring to the drawings shown in the technology structure to describe the present invention in detail for the preferred embodiment
Become.
In this regard, first, Fig. 1 is the classification color method of the aluminium according to one embodiment of the invention
Overall process chart, Fig. 2 be prepared by the operation shown in Fig. 1 classification coloring aluminum
The form of material product.
With reference to described Fig. 1 and Fig. 2, the classification coloring side of aluminium according to an embodiment of the invention
Method includes Surface Machining step S100 of aluminium, for carrying out defat to the aluminium material surface prepared
And polishing.
Now, described aluminium represents and uses or various for the inside/outside decorative material of building and vehicle
The aluminum or aluminum alloy of the multiple fields such as household appliances, the preparation method of this aluminium can be by bag
The multiple preparation methoies including casting, forging, compacting (press) processing etc. are not preparing, right
This is particularly limited.
In addition, Surface Machining step S100 of described aluminium is the preparation process in described aluminium
In, the oil remaining on described aluminium material surface, foreign body etc. are removed and polishing step
Suddenly, can implement in several ways.
But, one embodiment of the invention can be made up of electrolytic polishing operation and neutralization step, institute
Stating electrolytic polishing operation is to put into the described aluminium of preparation in phosphoric acid stock solution, thus removing residual
Stay the oil on aluminium material surface and foreign body, and make described aluminium material surface produce gloss；Described
Neutralization step is to remove by described electrolytic polishing operation to remain in aluminium by using nitric acid
Phosphoric acid on surface.
In addition, in one embodiment of this invention, comprising Surface Machining step S of described aluminium
100 the reason, is, is to prevent from residuing in the table of described aluminium in described oil and foreign body etc.
When carrying out anodic oxidation in the case of face, described aluminium is oxidized or residual insoluble in electrolyte
Stay the led to luminance reduction of film of precipitation on film and make the definition reduction of classification
Problem.
In addition, the classification color method of aluminium according to an embodiment of the invention includes anodic oxidation
Step S200, for forming porous on the surface of the described aluminium after defat and polishing
The oxide-film of property.
Now, described anodic oxidation (anodizing) refers to quasiconductors such as metal or silicon in electricity
Carry out surface when anode polarization is processed in solution liquid and can produce oxide-film, this film is fine and close and firm, from
And play the effect protecting interior metal, and, described anodic oxidation refers to by using electrification
Method is forming this protective oxide film.
Now, described oxide-film is porous oxide-film, can be using routine in the present invention
Anodizing forms porous oxide-film on the surface of described aluminium, therefore, not to this
Particularly limited.
In addition, the classification color method of aluminium according to an embodiment of the invention includes electrolytic coloring
Step S300, will form the aluminium material impregnation of described oxide-film to being dispersed with soluble metallic salt
In electrolyte, afterwards described aluminium is energized, thus being formed on the surface of described aluminium
Classification.
Now, in order to realize the purpose of the present invention and effect, described electrolytic coloring step S300
Comprise the following steps, below electrolytic coloring step S300 is described in detail.
First, described electrolytic coloring step S300 according to an embodiment of the invention includes preparing
Electrolytic coloring step S310, it is aluminium material impregnation by forming described oxide-film to be dispersed with can
In the electrolyte of soluble metal salts, with anode, direct current energising is carried out to described aluminium afterwards.
Now, described soluble metallic salt, except comprising nickel (Ni), cobalt (Co), copper (C
U), stannum (Sn), chromium (Cr), magnesium (Mg), ferrum (Fe), cadmium (Cd), titanium (Ti),
Beyond manganese (Mn), molybdenum (Mo), calcium (Ca), barium (Ba), lead (Pb), zinc (Zn),
Include sulfate, nitrate, phosphate, hydrochlorate and chromate according to selecting to utilize
Deng inorganic acid salt or include oxalates, acetate and tartrate etc. acylate in appoint
One kind, is not particularly limited to this.
Additionally, described electrolytic coloring step S300 includes main electrolytic coloring step S320, its
It is that exchange energising is carried out to the described aluminium implementing described preparation electrolytic coloring step S310,
Thus classification is formed on the surface of described aluminium.
Now, described main electrolytic coloring step S320 and described preparation electrolytic coloring step S3
10 is different, and described main electrolytic coloring step is to be come by described aluminium is carried out with exchange energising
Carry out, especially, described main electrolytic coloring step S320 is by being impregnated into described electricity
Described aluminium in solution liquid continuously to adjust described aluminium to the outer exposed of described electrolyte
Dip time, thus on the surface of described aluminium formed classification.
In this regard, carrying out more specific description, being classified of aluminium according to an embodiment of the invention
Color method, as described above, in described aluminium material impregnation to the electrolyte being dispersed with soluble metallic salt
In in the state of, described aluminium is carried out exchange energising.
Afterwards, in the state of described aluminium carries out exchange energising, by the described aluminium of dipping even
Continuously to the outer exposed of described electrolyte, now, as described above, passing through described aluminium
Surface is continuously to the outer exposed of described electrolyte so that the coloring degree of electrolyte is according to leaching
The difference of stain time and different.
That is, from the aluminium material surface of the relatively short aluminium material surface of dip time to dip time length, electricity
The coloring of solution liquid is more and more deeper, as a whole, the surface of aluminium can form same color
Classification.
In addition, the classification color method of aluminium according to an embodiment of the invention, it is using as above
Described be exposed to described electrolyte outside when electrolyte coloring degree according to dip time
Difference and the property that changes, classification can be formed on the surface of described aluminium, but, root
Classification color method according to the aluminium of another embodiment of the present invention is in contrast with the previous embodiment, can
Continuously it is impregnated in described electrolyte with the aluminium being integrally exposed to outside, and by changing
Dip time to be formed classification on the surface of described aluminium.
In addition, the classification color method of aluminium according to an embodiment of the invention further includes to contaminate
Material tinting steps S400, on the described aluminium material surface forming described classification, uses selected color
Dyestuff coloured, thus on the surface of described aluminium according to described color formed classification.
Thus, aluminium according to an embodiment of the invention as shown in Figure 2, in described aluminium
The classification of multiple color is formed according to selected color on surface.
In addition, the classification color method of aluminium according to an embodiment of the invention in described dyestuff
Polishing step S500 is further included, for being formed to according to color after color step S400
The surface of the described aluminium of classification gives high gloss.
Described polishing step S500 can be implemented in several ways, therefore it is not carried out
Special restriction, as shown in Figure 2, can be by described polishing step S500 in described aluminum
The classification of each color with high gloss is formed on the surface of material.
In addition, the classification color method of aluminium according to an embodiment of the invention in described dyestuff
Can implement further between color step S400 and polishing step S500 to seal step (sealin
g).
Now, described sealing step is also called sealing pores, and this sealing pores refer to passing through
The micropore of the oxide-film that anodic oxidation is formed carries out sealing of hole, thus changing the various property such as corrosion resistance
Process.
In addition, described sealing step according to an embodiment of the invention, it is possible to use include water seal
Multiple sealing pores operations of hole, slaine sealing of hole and Organic substance sealing of hole etc., excellent for the present invention
The embodiment of choosing, described sealing step is to slaine using the aluminium material impregnation by forming oxide-film
The slaine sealing pores implemented in aqueous solution, now, are used nickel to implement as slaine,
Such that it is able to guarantee the aluminium material surface of high gloss.
From result, the classification color method of aluminium according to an embodiment of the invention and profit
Pass through easily simply operation with its aluminium in the multiple face of formation uniformly over the surface of aluminium
The classification of color is such that it is able to improving the inclusion corrosion resistance of aluminium and the physical property of durability and examining
Aesthetic feeling.
Meanwhile, there are the construction material that can possess on including interior of building or outside and household electrical appliances
Excellent effect used in the wide spectrums such as the outer exterior material of product.
As described above, the present invention shows the present invention by enumerating preferred embodiment, but this
Invention is not limited to above-described embodiment, and those skilled in the art are without departing from present subject matter
In the range of, numerous variations and modification can be carried out.
Claims (4)
1. a kind of classification color method of aluminium is it is characterised in that being classified of described aluminium
Color method includes：
The Surface Machining step of aluminium, for carrying out at defat and polishing to the aluminium material surface prepared
Reason；
Anodization step, for shape on the surface of the described aluminium after defat and polishing
Become porous oxide-film；
Electrolytic coloring step, will be golden to being dispersed with solubility for the aluminium material impregnation forming described oxide-film
Belong in the electrolyte of salt, afterwards described aluminium is energized, thus the surface in described aluminium
Upper formation is classified；And
Dyestuff tinting steps, on the surface of described aluminium forming described classification, use selected face
The dyestuff of color is coloured, thus formed according to described color on the surface of described aluminium dividing
Level.
2. aluminium according to claim 1 classification color method it is characterised in that
Described electrolytic coloring step is by preparing electrolytic coloring step and main electrolytic coloring step forms；Institute
Stating preparation electrolytic coloring step is will be solvable to being dispersed with for the aluminium material impregnation forming described oxide-film
In the electrolyte of property slaine, with anode, direct current energising is carried out to described aluminium afterwards；Described master
Electrolytic coloring step is wanted to be that the described aluminium implementing described preparation electrolytic coloring step is carried out
Exchange energising, thus classification is formed on the surface of described aluminium, described main electrolytic coloring step
Suddenly it is continuously to described electrolyte by the described aluminium that will be impregnated in described electrolyte
Outer exposed is adjusting the dip time of described aluminium, thus being formed point on the surface of described aluminium
Level.
3. aluminium according to claim 1 classification color method it is characterised in that
After described dyestuff tinting steps, further include polishing step, for the shape according to color
The surface becoming the described aluminium of classification gives high gloss.
4. a kind of aluminium is it is characterised in that described aluminium is by using claims 1 to 3
Any one of aluminium classification color method come to be formed classification coloring.
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| CN201510531740.2A CN106480486A (en) | 2015-08-26 | 2015-08-26 | The classification color method of aluminium and utilize its aluminium |
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| CN201510531740.2A CN106480486A (en) | 2015-08-26 | 2015-08-26 | The classification color method of aluminium and utilize its aluminium |
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| JPS59177396A (en) * | 1983-03-28 | 1984-10-08 | Kazuo Yokoyama | Coloring method of anodic oxide film of aluminum making combination use of secondary electrolysis and dyeing |
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| JPH0860398A (en) * | 1994-08-19 | 1996-03-05 | Nippon Denki Kagaku Kogyosho:Kk | Color tone changing method in electrolytically coloring anodic oxide film |
| JPH09241888A (en) * | 1996-03-09 | 1997-09-16 | Nippon Light Metal Co Ltd | Method for coloring aluminum material yellowish brown |
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