CN103160174B - Anti-fingerprint agent, applies this anti-fingerprint agent to carry out method and the goods of surface process - Google Patents
Anti-fingerprint agent, applies this anti-fingerprint agent to carry out method and the goods of surface process Download PDFInfo
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- CN103160174B CN103160174B CN201110424466.0A CN201110424466A CN103160174B CN 103160174 B CN103160174 B CN 103160174B CN 201110424466 A CN201110424466 A CN 201110424466A CN 103160174 B CN103160174 B CN 103160174B
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Abstract
A kind of anti-fingerprint agent, the main of this anti-fingerprint agent is made up of politef and solution of silane, described politef is 0.5～0.8 with the volume ratio of solution of silane, and the main of described solution of silane is made up of MTES, tetraethyl orthosilicate, dehydrated alcohol, deionized water and dilute sulfuric acid.The present invention also provides for this anti-fingerprint agent of a kind of application and carries out method and the goods of surface process.
Description
Technical field
The present invention relates to a kind of anti-fingerprint agent, apply this anti-fingerprint agent to carry out the side of surface process
Method and goods.
Background technology
Along with the use of 3C electronic product is more and more frequent, consumer is to the outward appearance of product also
There is the highest requirement.Except requiring that its color is attractive in appearance, comfortable feel, also require it
Surface has preferable wearability, scratch resistance and fingerprint resistance.In order to improve Vacuum Deposition
The fingerprint resistance of film surface, prior art uses the anti-finger print layer that vacuum coating technology is formed
Typically exhibit out vaporific, had a strong impact on the metal appearance of vacuum coating product Gao Guang.
Also by depositing polytetrafluoroethylene floor on vacuum coating in prior art, make true
Empty coated product has good fingerprint resistance.But, politef and metallic matrix, gold
Belong to the adhesion between the matrix of compound plating poor, and politef is difficult at low temperatures
Film forming.
Summary of the invention
In view of this, it is necessary to a kind of anti-fingerprint agent solving the problems referred to above is provided.
Simultaneously, it is provided that a kind of method applying described anti-fingerprint agent to carry out surface process.
Separately, a kind of goods prepared through above-mentioned surface treatment method are also provided for.
A kind of anti-fingerprint agent, this anti-fingerprint agent main is by politef with solution of silane group
Becoming, described politef is 0.5～0.8 with the volume ratio of solution of silane, described solution of silane
Main by MTES, tetraethyl orthosilicate, dehydrated alcohol, deionized water and
Dilute sulfuric acid forms.
A kind of method applying above-mentioned anti-fingerprint agent to carry out surface process, comprises the steps:
Thering is provided a matrix, the material of this matrix surface is metal or metallic compound；
Thering is provided anti-fingerprint agent, this anti-fingerprint agent mainly politef and silane by liquid is molten
Liquid forms, and politef is 0.5～0.8 with the volume ratio of described solution of silane, and this silane is molten
Liquid main by MTES, tetraethyl orthosilicate, dehydrated alcohol, deionized water
And dilute sulfuric acid composition；
Use the mode of dip-coating, with anti-fingerprint agent as soak, formed anti-on described matrix
Finger print layer.
The goods that a kind of method processed by the surface above-mentioned through right prepares, described goods bag
Include matrix and the anti-finger print layer being formed on matrix, form the anti-fingerprint agent of this anti-finger print layer
Mainly by politef and solution of silane, described politef and the volume of solution of silane
Ratio 0.5～0.8, described solution of silane main by MTES, tetraethyl orthosilicate,
Dehydrated alcohol, deionized water and dilute sulfuric acid composition.
Good bonding strength power between described anti-finger print layer and described matrix.Via above-mentioned process side
The goods prepared after method have good while keeping the outward appearance of the metal-like of light of matrix
Good fingerprint resistance, chemical-resistant, solvent resistance and wearability.It addition, described anti-finger
Stricture of vagina agent is simple and easy to get；Should the described anti-fingerprint agent method that carries out surface process simple to operate,
To environment almost without pollution.
Detailed description of the invention
The anti-fingerprint agent of the present invention one better embodiment main by the politef of liquid
Form with solution of silane.Wherein, described politef with the volume ratio of solution of silane is
0.5～0.8.
Described solution of silane main by MTES, tetraethyl orthosilicate, anhydrous
Ethanol, deionized water and dilute sulfuric acid composition.Wherein, the volume hundred of MTES
Point content is 60%～63%, the volumn concentration of tetraethyl orthosilicate is 2%～3%, anhydrous
The volumn concentration of ethanol is 2%～3%, the volumn concentration of deionized water is
25%～27%, the volumn concentration of dilute sulfuric acid is 4%～11%.Configure described solution of silane
The weight/mass percentage composition of the dilute sulfuric acid used is 45%.
The method applying described anti-fingerprint agent to carry out surface process, comprises the steps:
Thering is provided a matrix, the material of this matrix can be metal.Described metal can be aluminium alloy,
Rustless steel or magnesium alloy.The surface of the matrix of this metal material also can metal-coated compound
Layer or metal level.This matrix can be also metal-coated compound layer, the plastics of metal level or
Ceramic matrix.Described metallic compound can be the metal units such as aluminum, titanium, chromium, magnesium, zirconium and nickel
The change of at least one in the nonmetalloids such as at least one in element and oxygen, carbon, nitrogen and phosphorus
Compound.This metal compound layer can be formed by modes such as vacuum coating and chemical gaseous phase depositions.
Described metal level can be the metal level of the materials such as aluminum, titanium, chromium, magnesium, zirconium and nickel.This metal
Layer can be formed by the mode such as vacuum coating, plating.
Anti-fingerprint agent is provided.Described anti-fingerprint agent is mainly by politef and the silane of liquid
Solution composition.Wherein, described politef is 0.5～0.8 with the volume ratio of solution of silane.
Described anti-fingerprint agent prepares by the following method:
One solution of silane is provided.This solution of silane main by MTES, just
Silester, dehydrated alcohol, deionized water and dilute sulfuric acid composition.Wherein, methyl three ethoxy
The volumn concentration of base silane is 60%～63%, the volumn concentration of tetraethyl orthosilicate is
2%～3%, dehydrated alcohol 2%～3%, the volumn concentration of deionized water are 25%～27%
And the volumn concentration of dilute sulfuric acid is 4%-11%.Configure what described solution of silane was used
The weight/mass percentage composition of dilute sulfuric acid is 45%.
By the politef of liquid and described solution of silane with ratio that volume ratio is 0.5～0.8
Example is mixed to get a mixed liquor, stands 30～40min after stirring；Afterwards, to described mixed
Close liquid to filter, to remove the impurity of suspension a small amount of in mixed liquor, prepare described anti-finger
Stricture of vagina agent.
Use the mode of dip-coating, form an anti-finger print layer at described matrix surface.This anti-fingerprint
Layer is formed in the following way: described matrix is completely disposed in anti-fingerprint agent immersion 20～30s
After, this matrix is toasted at a temperature of 150～200 DEG C 30～45min, the most described base
Anti-finger print layer is formed on body.The thickness of described anti-finger print layer is 5～10 μm.
A kind of goods prepared via above-mentioned surface treatment method include matrix and are formed at this base
Anti-finger print layer on body.
The material of described matrix can be metal.Described metal can be aluminium alloy, rustless steel or magnesium
Alloy.The surface of the matrix of this metal material also can metal-coated compound layer or metal level.
This matrix can be also metal-coated compound layer, the plastics of metal level or ceramic matrix.Institute
Stating metallic compound can be at least in the metallic elements such as aluminum, titanium, chromium, magnesium, zirconium and nickel
Kind with the compound of at least one in the nonmetalloid such as oxygen, carbon, nitrogen and phosphorus.This metal
Compound layer can be formed by modes such as vacuum coating and chemical gaseous phase depositions.Described metal level
It can be the metal level of the materials such as aluminum, titanium, chromium, magnesium, zirconium and nickel.This metal level can be by true
The empty mode such as plated film, plating is formed.
The thickness of described anti-finger print layer is 5～10 μm.
The present invention applies the method that described anti-fingerprint agent carries out surface process to matrix, by adopting
With the anti-fingerprint agent containing MTES, tetraethyl orthosilicate and politef,
Anti-finger print layer is formed on described matrix.Between this anti-finger print layer and described matrix, adhesion is relatively
Good.Via the goods prepared after above-mentioned processing method at the metal-like keeping matrix light
While outward appearance, also there is good hydrophobicity, chemical-resistant, solvent resistance and wear-resisting
Property.It addition, described anti-fingerprint agent is simple and easy to get；Described anti-fingerprint agent should carry out surface
The method of reason is simple to operate, to environment almost without pollution.
Embodiment 1
One matrix is provided, this matrix is sequentially formed with carbonization layers of chrome, titanium nitride layer.This carbon
Change layers of chrome, titanium nitride layer is all formed by the way of vacuum coating.
Prepare anti-fingerprint agent: provide a solution of silane.This solution of silane main by methyl three
Ethoxysilane, tetraethyl orthosilicate, dehydrated alcohol, deionized water and dilute sulfuric acid.Wherein,
The volumn concentration of MTES is 60%, the volume basis of tetraethyl orthosilicate
Content is 2%, the volumn concentration of dehydrated alcohol 2%, deionized water is 25% and dilute sulfur
The volumn concentration of acid is 5%.Configure the matter of the dilute sulfuric acid that described solution of silane is used
Amount percentage composition is 45%.
It is the ratio of 0.6: 1 by the politef of liquid and described solution of silane with volume ratio
It is mixed to prepare mixed liquor, after stirring, stands 30min；Afterwards, described mixed liquor is entered
Row filters, and to remove the impurity of suspension a small amount of in mixed liquor, prepares described anti-fingerprint agent.
Form anti-finger print layer: described matrix is completely disposed in described anti-fingerprint agent immersion 30s
After, and this matrix is toasted at a temperature of 150 DEG C 45min, on the most described matrix
Form anti-finger print layer.The thickness of described anti-finger print layer is 6 μm.
Embodiment 2
Thering is provided a matrix, the matrix that this matrix provides with embodiment 1 is identical.
Prepare anti-fingerprint agent: provide a solution of silane.This solution of silane main by methyl three
Ethoxysilane, tetraethyl orthosilicate, dehydrated alcohol, deionized water and dilute sulfuric acid.Wherein,
The volumn concentration of MTES is 63%, the volume basis of tetraethyl orthosilicate
Content is 3%, the volumn concentration of dehydrated alcohol 3%, deionized water is 26.5% and dilute
The volumn concentration of sulphuric acid is 9%.Configure the dilute sulfuric acid that described solution of silane used
Weight/mass percentage composition is 45%.
It is the ratio of 0.8: 1 by the politef of liquid and described solution of silane with volume ratio
It is mixed to prepare mixed liquor, after stirring, stands 40min；Afterwards, described mixed liquor is entered
Row filters, and to remove the impurity of suspension a small amount of in mixed liquor, prepares described anti-fingerprint agent.
Form anti-finger print layer: described matrix is completely disposed in described anti-fingerprint agent immersion
After 30s, and this matrix is toasted at a temperature of 180 DEG C 50min, the most described matrix
Upper formation anti-finger print layer.The thickness of described anti-finger print layer is 8 μm.
Embodiment 3
Mode same as in Example 2 is used to form anti-finger print layer on matrix, with embodiment
It is formed with zirconium nitride layer on described matrix unlike 2, replaces described carbonization layers of chrome and nitridation
Titanium layer.Described zirconia layer is formed by the way of vacuum coating.
Embodiment 4
Mode same as in Example 2 is used to form anti-finger print layer on matrix, with embodiment
It is formed with nickel dam on described matrix unlike 2, replaces described carbonization layers of chrome and titanium nitride layer.
Described nickel dam is formed by anodised mode.
Embodiment 5
Mode same as in Example 2 is used to form anti-finger print layer on matrix, with embodiment
Described matrix surface unlike 2 is formed without film layer.
Comparative example 1
Thering is provided a matrix, this matrix is identical with the matrix of embodiment 1.
Form polytetrafluoroethylene floor: be completely disposed at described politef molten by described matrix
After liquid soaks 30s, and this matrix is toasted at a temperature of 150 DEG C 45min, the most finally
Anti-finger print layer is formed on described matrix.In described polytetrafluoroethylsolution solution, solvent is anhydrous second
Alcohol, the volumn concentration of politef is 60%.The thickness of described polytetrafluoroethylene floor
It is 10 μm.
Comparative example 2
Thering is provided a matrix, this matrix is identical with the matrix of embodiment 1.
Form solution of silane anti-finger print layer: be completely disposed in described solution of silane by described matrix
After soaking 30s, and this matrix is toasted at a temperature of 180 DEG C 45min, the most described
Solution of silane anti-finger print layer is formed on matrix.
This solution of silane main by MTES, tetraethyl orthosilicate, anhydrous second
Alcohol, deionized water and dilute sulfuric acid.Wherein, the volumn concentration of MTES
Be 57%, the volumn concentration of tetraethyl orthosilicate be 3%, dehydrated alcohol 13%, go from
The volumn concentration of sub-water is 20%, and the volumn concentration of dilute sulfuric acid is 7%.Configuration
The weight/mass percentage composition of the dilute sulfuric acid that described solution of silane is used is 45%.
The thickness of described solution of silane anti-finger print layer is 6 μm.
Performance test
Matrix after goods embodiment 1-5 prepared and comparative example 1,2 process carries out hydrophobic
Property test, chemicals-resistant test, solvent resistance test, adhesive force test and wearability test,
Concrete method of testing and result are as follows:
(1) hydrophobicity test
Dredging of matrix surface after the goods prepared by embodiment 1-5 and comparative example 1,2 process
Aqueous, sees table one.
Table one
| Sample | Hydrophobic angle |
| Embodiment 1 | 150° |
| Embodiment 2 | 153° |
| Embodiment 3 | 153° |
| Embodiment 4 | 151° |
| Embodiment 5 | 150° |
| Comparative example 1 | 106° |
| Comparative example 2 | 68° |
Visible, the goods prepared in the process of the present invention have ultra-hydrophobicity.
(2) chemicals-resistant test
Hand cream, sunscreen cream, lip pomade, vanishing cream, insecticide and edible oil are respectively coated with
The goods prepared by embodiment 1-5 and by contrast example 1-2 process after matrix surface, and
At room temperature place after 1 day, wash goods and matrix surface after example processes by contrast
Above-mentioned chemicals, observes whether its surface the phenomenons such as burn into peeling occurs.Above-mentioned chemicals
Brand and model see table two.
Table two
| Chemicals | Brand | Model |
| Hand cream | The careful whitening hand cream of Nivea | Art No:84663 |
| Sunscreen cream | Nivea sun-proof Firm elite is revealed | Art No:85656 |
| Lip pomade | Handsome money jade-like stone lip gloss | 07-XK-0003 |
| Vanishing cream | The whitest seamless foundation emulsion of Olay | OB-2 |
| Insecticide | TEHO Hytty sgeeli | 64003740 |
| Edible oil | Jin Longyu | Gold dragon fish mixed oil |
Result shows, the goods obtained by the method for embodiment of the present invention 1-5 carry out respectively
After the test of above-mentioned chemicals, the metal level/metal compound layer on matrix, anti-finger print layer are equal
Intact, do not fall off, heterochromatic and point corrosion.And, after example 1,2 processes by contrast
Surface slight point corrosion occurs.Visible, the goods prepared in the process of the present invention have
Good chemical resistance.
(3) solvent resistance test
It is respectively adopted 60-90 petroleum ether, isopropanol (purity is 99.7%) and synthetic perspiration
For solvent, by the cotton by described solvent-soaked, with the power of 6N～12N in 2 minutes
Product surface wiping 200 times.
Result shows, by the warp respectively of the goods obtained by the method for embodiment of the present invention 1-5
60-90 petroleum ether, isopropyl alcohol, synthetic perspiration 2h rear surface do not occur heterochromatic.And,
There is slight point corrosion in surface after example 1 process by contrast, and comparative example 2 occurs
Point corrosion is even more serious compared with comparative example 1.
(4) adhesive force test (ISO 2409 standard)
Carrying out adhesive force test according to ISO 2409 standard, its result sees table three.
Table three
Visible, the anti-finger print layer of goods prepared through embodiment 1-5 has good adhesion.
(5) scratch-resistant test
(Jinan Ge Ruite test instrunment company limited carries to use MCJ-01 scratch-resistant tester
For), under the effect that initial load is 1N power, with the speed friction of 10mm/ second by implementing
Example 1-5 prepare goods and by contrast example 1-2 process after matrix surface；And every 1 second
Increasing the power of 1N, till scratch occurs in measured piece surface, its result sees table four.
Table four
Visible, the goods prepared through embodiment 1-5 have preferable scratch resistance.
Claims (3)
1. an anti-fingerprint agent, this anti-fingerprint agent mainly politef and solution of silane by liquid forms, it is characterized in that: described politef is 0.5～0.8 with the volume ratio of solution of silane, described solution of silane is mainly by MTES, tetraethyl orthosilicate, dehydrated alcohol, deionized water and dilute sulfuric acid composition, in described solution of silane, the volumn concentration of MTES is 60%～63%, the volumn concentration of tetraethyl orthosilicate is 2%～3%, the volumn concentration of dehydrated alcohol is 2%～3%, the volumn concentration of deionized water is 25%～27%, the volumn concentration of dilute sulfuric acid is 4%～11%；The weight/mass percentage composition configuring the dilute sulfuric acid that described solution of silane is used is 45%.
2. the method applying the anti-fingerprint agent of claim 1 to carry out surface process, comprises the steps:
Thering is provided a matrix, the material of this matrix surface is metal or metallic compound；
Anti-fingerprint agent is provided, this anti-fingerprint agent mainly politef and solution of silane by liquid forms, politef is 0.5～0.8 with the volume ratio of described solution of silane, and this solution of silane is mainly made up of MTES, tetraethyl orthosilicate, dehydrated alcohol, deionized water and dilute sulfuric acid；
Use the mode of dip-coating, with anti-fingerprint agent as soak, anti-finger print layer is formed on described matrix, in described solution of silane, the volumn concentration of MTES is 60%～63%, the volumn concentration of tetraethyl orthosilicate is 2%～3%, the volumn concentration of dehydrated alcohol is 2%～3%, the volumn concentration of deionized water be 25%～27% and the volumn concentration of dilute sulfuric acid be 4%～11%, the weight/mass percentage composition configuring the dilute sulfuric acid that described solution of silane is used is 45%.
3. the method that surface as claimed in claim 2 processes, it is characterized in that: described anti-fingerprint agent obtains in the following way: politef and solution of silane are mixed to prepare mixed liquor with the ratio that volume ratio is 0.5～0.8, after stirring, stand 30～40min；Afterwards, described mixed liquor is filtered, prepare described anti-fingerprint agent.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110424466.0A CN103160174B (en) | 2011-12-17 | Anti-fingerprint agent, applies this anti-fingerprint agent to carry out method and the goods of surface process | |
| TW100148391A TW201326289A (en) | 2011-12-17 | 2011-12-23 | Anti-fingerprint agent, method of surface treatment using the anti- fingerprint agent and the product manufactured by the method |
| US13/483,258 US20130157045A1 (en) | 2011-12-17 | 2012-05-30 | Anti-fingerprint agent, surface treatment method using the anti-fingerprint agent and article manufactured by the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110424466.0A CN103160174B (en) | 2011-12-17 | Anti-fingerprint agent, applies this anti-fingerprint agent to carry out method and the goods of surface process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103160174A CN103160174A (en) | 2013-06-19 |
| CN103160174B true CN103160174B (en) | 2016-11-30 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0796904A2 (en) * | 1996-03-19 | 1997-09-24 | Nippon Paint Co., Ltd. | Thermosetting resin composition |
| CN100349999C (en) * | 2003-02-28 | 2007-11-21 | 皇家飞利浦电子股份有限公司 | Fluoropolymer-containing sol-gel coating |
| CN101121860A (en) * | 2007-09-07 | 2008-02-13 | 江苏兰陵高分子材料有限公司 | Chromium-free fingerprint-resistant coating |
| CN101372337A (en) * | 2008-09-28 | 2009-02-25 | 厦门大学 | Method for preparing transparent silicon dioxide aerogel by co-precursor normal atmosphere drying |
| CN102002299A (en) * | 2009-08-31 | 2011-04-06 | 无锡市金箭造漆有限公司 | Fingerprint-resistant paint and preparation method thereof |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0796904A2 (en) * | 1996-03-19 | 1997-09-24 | Nippon Paint Co., Ltd. | Thermosetting resin composition |
| CN100349999C (en) * | 2003-02-28 | 2007-11-21 | 皇家飞利浦电子股份有限公司 | Fluoropolymer-containing sol-gel coating |
| CN101121860A (en) * | 2007-09-07 | 2008-02-13 | 江苏兰陵高分子材料有限公司 | Chromium-free fingerprint-resistant coating |
| CN101372337A (en) * | 2008-09-28 | 2009-02-25 | 厦门大学 | Method for preparing transparent silicon dioxide aerogel by co-precursor normal atmosphere drying |
| CN102002299A (en) * | 2009-08-31 | 2011-04-06 | 无锡市金箭造漆有限公司 | Fingerprint-resistant paint and preparation method thereof |
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