CN108570646A - A kind of surface anti-fingerprint treatment process of notebook computer casing - Google Patents
A kind of surface anti-fingerprint treatment process of notebook computer casing Download PDFInfo
- Publication number
- CN108570646A CN108570646A CN201810272400.6A CN201810272400A CN108570646A CN 108570646 A CN108570646 A CN 108570646A CN 201810272400 A CN201810272400 A CN 201810272400A CN 108570646 A CN108570646 A CN 108570646A
- Authority
- CN
- China
- Prior art keywords
- layer
- notebook computer
- computer casing
- treatment process
- fingerprint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/06—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
- B05D3/061—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation using U.V.
- B05D3/065—After-treatment
- B05D3/067—Curing or cross-linking the coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
-
- 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
- C25D11/024—Anodisation under pulsed or modulated current or potential
Abstract
The invention discloses a kind of surface anti-fingerprint treatment process of notebook computer casing, belong to technical field of surface, include the following steps:1)Upper light processing is done to notebook computer casing plank;2)The first contact layer is formed in notebook computer casing plate surface;3)Last layer ink is applied in the first contact layer;4)It has been coated with ink, has carried out first time coating and printing, has formed first time coating and printing layer;5)Notebook computer casing plank is toasted, after baking-curing, is dyed, dye layer is formed;6)Second of coating and printing is carried out above dye layer, forms second of coating and printing layer, continues baking-curing;7)Before the imprint, it needs to adhere to one layer of second contact layer above all levels;8)It is imprinted with mold, makes lines, solidification removes mold;9)It is coated with one layer of UV glue, protects established lines;10)Transparent anti-fingerprint film layer is plated on UV glue.
Description
Technical field
The invention belongs to technical field of surface, more particularly to the surface anti-fingerprint processing of a kind of notebook computer casing
Technique.
Background technology
As the use of 3C electronic products is more and more frequent, there has also been higher and higher to want for appearance of the consumer to product
It asks.Product casing color is beautiful, comfortable feel in addition to requiring, also require its surface have preferable wearability, scratch resistance,
And anti-fingerprint (anti-fingerprint) performance.
Industry is to spray one layer of organic chemicals, such as anti-fingerprint paint in base material using more anti-fingerprint method at present
Or anti-fingerprint oil etc., by heat or dry make its be attached on base material formed it is bright in luster, with certain anti-fingerprint effect
Organic coating.But this preparation technology of coating is troublesome, but also there are free formaldehydes etc. to be unfavorable for environmental protection and health
Chemical substance.In addition, above-mentioned organic coating wear-resisting property is poor, it is easy to wear after a period of use.Meanwhile notebook electricity
In process of production, to pursue metal magical feeling, appearance makes bloom effect texture to brain shell.This texture can be anti-in minute surface
Light, fingerprint are presented obviously, influence aesthetics.Therefore appearance increases anti-fingerprint and resistance to oily stain film-plating process, easily wipes, more
Tool is beautiful.
Invention content
Goal of the invention:In order to overcome the above deficiency, the object of the present invention is to provide a kind of surfaces of notebook computer casing
Anti-fingerprint treatment process, solution is notebook computer casing appearance anti-fingerprint anti-pollution problem, can effectively solve existing guarantor
Shield glass is easy to be stained with the dirts such as dust, and is easy to leave fingerprint so that product appearance unsightly and influences product use
The problem of performance.
Technical solution:A kind of surface anti-fingerprint treatment process of notebook computer casing, includes the following steps:
1)Upper light processing is done to notebook computer casing plank;
2)The first contact layer is formed in notebook computer casing plate surface;
3)Last layer ink is applied in the first contact layer;
4)It has been coated with ink, has carried out first time coating and printing, has formed first time coating and printing layer;
5)Notebook computer casing plank is toasted, after baking-curing, is dyed, dye layer is formed;
6)Second of coating and printing is carried out above dye layer, forms second of coating and printing layer, continues baking-curing;
7)Before the imprint, it needs to adhere to one layer of second contact layer above all levels;
8)It is imprinted with mold, makes lines, solidification removes mold;
9)It is coated with one layer of UV glue, protects established lines;
10)Transparent anti-fingerprint film layer is plated on UV glue.
Further, the surface anti-fingerprint treatment process of above-mentioned notebook computer casing, first contact layer, oil
Ink, first time coating and printing layer, dye layer and second of coating and printing layer form NIL layers.
Further, the surface anti-fingerprint treatment process of above-mentioned notebook computer casing, the step 2)-6)Middle use
Vacuum evaporation.
Further, the surface anti-fingerprint treatment process of above-mentioned notebook computer casing, the step 2)-6)Middle use
Anodic oxidation.
Further, the surface anti-fingerprint treatment process of above-mentioned notebook computer casing, the UV glue are cured, packet
Include following steps:
1)The coating UV glue on the second contact layer;
2)UV light sources are provided, and opens UV light sources and first time irradiation is carried out to UV glue;
3)UV light sources are closed, interval opens UV light sources and to UV glue irradiate for the second time after 50- seconds;
4)Repeat step 3), until the UV glue is fully cured.
Further, the surface anti-fingerprint treatment process of above-mentioned notebook computer casing, the step 1)It is preceding to notes
This computer casing plank is cleaned with absolute ethyl alcohol, and using plasma cleans later, and removal is attached to surface inorganic matter and has
Machine object impurity.
Further, the surface anti-fingerprint treatment process of above-mentioned notebook computer casing, the anti-fingerprint film layer is by upper
Silicon oxide layer, scandium oxide layer, silicon oxide layer, scandium oxide layer, silicon oxide layer and scandium oxide layer are followed successively by under.
Further, the surface anti-fingerprint treatment process of above-mentioned notebook computer casing, the anodic oxidation solution
Between temperature maintains 20 DEG C~35 DEG C, anodic oxidation voltage be 12V~22V, the anodized time be 15min~
45min。
Further, the surface anti-fingerprint treatment process of above-mentioned notebook computer casing, the anodic oxidation solution
Solute group becomes:10 ~ 80 grams per liter of potassium hydroxide, 0.5 ~ 15 grams per liter of lithium fluoride, 3 ~ 18 grams per liter of sodium potassium tartrate tetrahydrate, EDTA2 ~ 12
Grams per liter, 10 ~ 25 grams per liter of sodium carbonate, 10 ~ 20 grams per liter of sodium nitrate, 0.5 ~ 15 grams per liter of tartaric acid, 80 ~ grams per liter of sodium hydroxide.
Further, the surface anti-fingerprint treatment process of above-mentioned notebook computer casing, uses in the anodic oxidation
The pulse power export ac square wave pulse, the pulse frequency used be 50~Hz, direct impulse duty ratio be 5%~40%, bear
It is 5%~40% to pulse duty factor, forward pulse current density is 0.5~5A/dm2,0.5~5A/ of negative-going pulse current density
dm2。
Above-mentioned technical proposal can be seen that the present invention and have the advantages that:Outside laptop of the present invention
The surface anti-fingerprint treatment process of shell, by using sheet metal → one → litho printing ink of glazing(One, which applies one, bakes)→ dyeing(Two
It is roasting to apply two)The step of two → coining of → glazing → coating so that the abrasion resistance of notebook computer casing obtains prodigious carry
Sheng , And can play the role of notebook computer casing good antifouling anti-fingerprint using antifouling anti-fingerprint film, effectively solve existing
The problem of thering is notebook computer casing to be easy to be stained with the dirts such as dust, and being easy to leave fingerprint, so that product appearance is protected
Beauty is held, ensures that product performance is unaffected, the present invention is not only limited to notebook computer casing, applies also for automobile
Reflective mirror, mobile phone/tablet computer/flat panel TV touch control screen protective glass, optical lens/eyeglass, protecting solar cell glass
Glass, the processing of keyboard antifouling and antibiosis, several mold releasing stick function, building curtain glass and any glass, metal material needs
The place of dirt-resisting dustproof, application range is very extensive, and marketing is worth to use;The laptop coating that this technique is formed,
The excellent performance of i.e. weather-proof, high rigidity, high tenacity, high adhesion, high clarity, scratch resistance, anti-fingerprint, media-resistant.
Description of the drawings
Fig. 1 is the structural schematic diagram of the first contact layer and notebook computer casing plank of the present invention;
Fig. 2 is notebook computer casing plank of the present invention, the first contact layer, ink, first time coating and printing layer, dyeing
The structural schematic diagram of layer, second coating and printing layer and the second contact layer;
Fig. 3 is the structural schematic diagram of die marks of the present invention;
Fig. 4 is the structural schematic diagram of UV glue of the present invention, NIL layers and notebook computer casing plank;
Fig. 5 be anti-fingerprint film layer of the present invention, UV glue, NIL layers and notebook computer casing plank structural schematic diagram.
In figure:100 notebook computer casing planks, 200 first contact layers, 300 ink, 400 first time coating and printing layers,
500 dye layers, 600 second of coating and printing layer, 700 second contact layers, 800 molds, 900UV glue, 1000 anti-fingerprint film layers,
2000NIL layers.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", " clockwise ", " inverse
The orientation or positional relationship of the instructions such as hour hands " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description originally
Invention and simplified description, do not indicate or imply the indicated device or element must have a particular orientation, with specific side
Position construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two
It is a or more than two, unless otherwise restricted clearly.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can be machine
Tool connects, and can also be electrical connection;It can be directly connected, can also can be indirectly connected through an intermediary two members
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or "lower"
It may include that the first and second features are in direct contact, can also not be to be in direct contact but pass through it including the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " include first special
Sign is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Embodiment
The surface anti-fingerprint treatment process of notebook computer casing as shown in Figs 1-4, includes the following steps:
1)Upper light processing is done to notebook computer casing plank 100;
2)The first contact layer 200 is formed on 100 surface of notebook computer casing plank;
3)Last layer ink 300 is applied in the first contact layer 200;
4)It has been coated with ink 300, has carried out first time coating and printing, has formed first time coating and printing layer 400;
5)Notebook computer casing plank 100 is toasted, after baking-curing, is dyed, dye layer 500 is formed;
6)Second of coating and printing is carried out above dye layer 500, forms second of coating and printing layer 600, continues baking-curing;
7)Before the imprint, it needs to adhere to one layer of second contact layer 700 above all levels;
8)It is imprinted with mold 800, makes lines, solidification removes mold 800;
9)It is coated with one layer of UV glue 900, protects established lines;
10)Transparent anti-fingerprint film layer 1000 is plated on UV glue 900.
Wherein, the first contact layer 200, ink 300, first time coating and printing layer 400, dye layer 500 and second are coated with
Printing layer 600 forms NIL layers 2000.Wherein, multilayer NIL can be set between notebook computer casing plank 100 and UV glue 900
Layer 2000.
In addition, step 2)-6)It is middle to use vacuum evaporation and anodic oxidation.In anodizing technology:Anodic oxidation solution
Between temperature maintains 20 DEG C~35 DEG C, anodic oxidation voltage be 12V~22V, the anodized time be 15min~
45min;The solute group of anodic oxidation solution becomes:10 ~ 80 grams per liter of potassium hydroxide, 0.5 ~ 15 grams per liter of lithium fluoride, potassium tartrate
3 ~ 18 grams per liter of sodium, the grams per liters of EDTA2 ~ 12,10 ~ 25 grams per liter of sodium carbonate, 10 ~ 20 grams per liter of sodium nitrate, 0.5 ~ 15 gram of tartaric acid/
It rises, 80 ~ 100 grams per liter of sodium hydroxide;The pulse power output ac square wave pulse used in anodic oxidation, the pulse frequency used
Rate is 50~500Hz, and direct impulse duty ratio is 5%~40%, and negative-going pulse duty ratio is 5%~40%, and forward pulse current is close
Degree is 0.5~5A/dm2,0.5~5A/dm2 of negative-going pulse current density.
UV glue 900 is cured in a kind of surface anti-fingerprint treatment process of notebook computer casing, is included the following steps:
1)The coating UV glue 900 on the second contact layer 700;
2)UV light sources are provided, and opens UV light sources and first time irradiation is carried out to UV glue 900;
3)UV light sources are closed, interval opens UV light sources and to UV glue 900 irradiate for the second time after 50-400 seconds;
4)Repeat step 3), until the UV glue 900 is fully cured.
Step 1 in a kind of surface anti-fingerprint treatment process of notebook computer casing)It is preceding to notebook computer casing plank
100 are cleaned with absolute ethyl alcohol, and using plasma cleans later, and removal is attached to surface inorganic matter and organic impurities.
In addition, anti-fingerprint film layer 1000 be from top to bottom followed successively by silicon oxide layer, scandium oxide layer, silicon oxide layer, scandium oxide layer,
Silicon oxide layer and scandium oxide layer.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, several improvement can also be made, these improvement also should be regarded as the present invention's
Protection domain.
Claims (10)
1. a kind of surface anti-fingerprint treatment process of notebook computer casing, it is characterised in that:Include the following steps:
1)To notebook computer casing plank(100)Do light processing;
2)In notebook computer casing plank(100)Surface forms the first contact layer(200);
3)In the first contact layer(200)Apply last layer ink(300);
4)It has been coated with ink(300), first time coating and printing is carried out, first time coating and printing layer is formed(400);
5)To notebook computer casing plank(100)It is toasted, after baking-curing, is dyed, form dye layer
(500);
6)In dye layer(500)Top carries out second of coating and printing, forms second of coating and printing layer(600), continue to toast
Solidification;
7)Before the imprint, it needs to adhere to one layer of second contact layer above all levels(700);
8)Use mold(800)It is imprinted, makes lines, solidification removes mold(800);
9)It is coated with one layer of UV glue(900), protect established lines;
10)In UV glue(900)The upper transparent anti-fingerprint film layer of plating(1000).
2. the surface anti-fingerprint treatment process of notebook computer casing according to claim 1, it is characterised in that:Described
One contact layer(200), ink(300), first time coating and printing layer(400), dye layer(500)With second of coating and printing layer
(600)Form NIL layers(2000).
3. the surface anti-fingerprint treatment process of notebook computer casing according to claim 1, it is characterised in that:The step
Rapid 2)-6)It is middle to use vacuum evaporation.
4. the surface anti-fingerprint treatment process of notebook computer casing according to claim 1, it is characterised in that:The step
Rapid 2)-6)It is middle to use anodic oxidation.
5. the surface anti-fingerprint treatment process of notebook computer casing according to claim 1, it is characterised in that:The UV
Glue(900)Cured, is included the following steps:
1)In the second contact layer(700)Upper coating UV glue(900);
2)UV light sources are provided, and open UV light sources to UV glue(900)Carry out first time irradiation;
3)UV light sources are closed, UV light sources are opened to UV glue in interval after 50-400 seconds(900)Second is carried out to irradiate;
4)Repeat step 3), until the UV glue(900)It is fully cured.
6. the surface anti-fingerprint treatment process of notebook computer casing according to claim 1, it is characterised in that:The step
Rapid 1)It is preceding to notebook computer casing plank(100)It is cleaned with absolute ethyl alcohol, using plasma cleans later, and removal is attached to
Surface inorganic matter and organic impurities.
7. the surface anti-fingerprint treatment process of notebook computer casing according to claim 1, it is characterised in that:It is described anti-
Fingerprint film layer(1000)From top to bottom it is followed successively by silicon oxide layer, scandium oxide layer, silicon oxide layer, scandium oxide layer, silicon oxide layer and oxygen
Change pick layer.
8. the surface anti-fingerprint treatment process of notebook computer casing according to claim 4, it is characterised in that:The sun
Between the temperature of pole oxidation solution maintains 20 DEG C~35 DEG C, anodic oxidation voltage is 12V~22V, anodized time
For 15min~45min.
9. the surface anti-fingerprint treatment process of notebook computer casing according to claim 8, it is characterised in that:The sun
The solute group of pole oxidation solution becomes:10 ~ 80 grams per liter of potassium hydroxide, 0.5 ~ 15 grams per liter of lithium fluoride, 3 ~ 18 grams of sodium potassium tartrate tetrahydrate/
It rises, the grams per liters of EDTA2 ~ 12,10 ~ 25 grams per liter of sodium carbonate, 10 ~ 20 grams per liter of sodium nitrate, 0.5 ~ 15 grams per liter of tartaric acid, sodium hydroxide
80 ~ 100 grams per liters.
10. the surface anti-fingerprint treatment process of notebook computer casing according to claim 4, it is characterised in that:It is described
The pulse power output ac square wave pulse used in anodic oxidation, the pulse frequency used is 50~500Hz, and direct impulse accounts for
For sky than being 5%~40%, negative-going pulse duty ratio is 5%~40%, and forward pulse current density is 0.5~5A/dm2, negative-going pulse
0.5~5A/dm2 of current density.
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CN201810272400.6A CN108570646A (en) | 2018-03-29 | 2018-03-29 | A kind of surface anti-fingerprint treatment process of notebook computer casing |
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CN201950860U (en) * | 2011-01-27 | 2011-08-31 | 东莞市东日光学科技有限公司 | Fingerprint-proof film |
CN103088389A (en) * | 2013-01-08 | 2013-05-08 | 重庆研镁科技有限公司 | Magnesium alloy anodic oxidation solution and anodic oxidation coloring process |
CN103586183A (en) * | 2013-11-15 | 2014-02-19 | 深圳市华星光电技术有限公司 | UV adhesive curing method and OLED packing method |
CN103911645A (en) * | 2014-04-15 | 2014-07-09 | 中国科学院嘉兴轻合金技术工程中心 | Magnesium alloy anode oxidation method |
CN106976299A (en) * | 2016-01-18 | 2017-07-25 | 瑞宏精密电子(太仓)有限公司 | A kind of electronic product casing and its handling process |
CN106975893A (en) * | 2016-01-19 | 2017-07-25 | 瑞宏精密电子(太仓)有限公司 | A kind of sheet material and preparation method thereof |
CN107580097A (en) * | 2017-08-28 | 2018-01-12 | 福建省石狮市通达电器有限公司 | A kind of ceramic mobile phone bonnet and its moulding process |
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2018
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Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201950860U (en) * | 2011-01-27 | 2011-08-31 | 东莞市东日光学科技有限公司 | Fingerprint-proof film |
CN103088389A (en) * | 2013-01-08 | 2013-05-08 | 重庆研镁科技有限公司 | Magnesium alloy anodic oxidation solution and anodic oxidation coloring process |
CN103586183A (en) * | 2013-11-15 | 2014-02-19 | 深圳市华星光电技术有限公司 | UV adhesive curing method and OLED packing method |
CN103911645A (en) * | 2014-04-15 | 2014-07-09 | 中国科学院嘉兴轻合金技术工程中心 | Magnesium alloy anode oxidation method |
CN106976299A (en) * | 2016-01-18 | 2017-07-25 | 瑞宏精密电子(太仓)有限公司 | A kind of electronic product casing and its handling process |
CN106975893A (en) * | 2016-01-19 | 2017-07-25 | 瑞宏精密电子(太仓)有限公司 | A kind of sheet material and preparation method thereof |
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