CN109609950A - A kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface - Google Patents
A kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface Download PDFInfo
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- CN109609950A CN109609950A CN201811586590.5A CN201811586590A CN109609950A CN 109609950 A CN109609950 A CN 109609950A CN 201811586590 A CN201811586590 A CN 201811586590A CN 109609950 A CN109609950 A CN 109609950A
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- 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
- C23C26/00—Coating not provided for in groups C23C2/00 - C23C24/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P9/00—Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
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Abstract
A kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface, steps are as follows: (1), in aluminium alloy disk being processed by shot blasting that removal surface oxide film obtains hydrophilic metal surface, generate surface micro-nano coarse structure by chemical attack；(2) modification that low-surface-energy is carried out using stearic acid, forms super hydrophobic surface；(3) hydrophilic track is carved by high-precision nanosecond laser super hydrophobic surface subscript prepared by step (2), so that drop carries out one direction rolling along hydrophilic track on super hydrophobic surface under the effect of gravity；The hydrophilic track of the present invention gathers entire super hydrophobic surface, the track arrangement of 0.5mm is spaced parallel and be vertically up to 60 ° with the contact angle difference of orbital direction, is parallel to orbital direction most beneficial for drop edge and is rolled and be hindered perpendicular to orbital direction；The warp rail that the present invention can also be constituted using the circular arc of different curvature radius simultaneously, to realize that the drop of different directions rolls.
Description
Technical field
The invention belongs to metal super-hydrophobic surface preparation and modified optimization technical fields, and in particular to a kind of self-cleaning water
Drip the preparation method of single roll super hydrophobic surface.
Technical background
Water droplet may be implemented in the fast scroll and desorption on surface in super hydrophobic surface (contact angle is greater than 150 °), this is for table
Face automatically cleaning, anti-freeze etc. are of great significance.Super hydrophobic surface has very various applications in engineering, such as reduces resistance
Power prevents surface icing, self-cleaning surface etc., and with high value and very wide application prospect, drop is super-hydrophobic
Movement, guidance and control on surface have become the hot spot of each side's research and application.Unidirectional guidance liquid drop movement, makes drop along special
Determine direction flowing or roll, for self-cleaning surface, contaminant particle effectively can be taken to specific region, this is for subtracting
Few water consumption improves cleaning efficiency and has great importance.
Wetability embodies surface to the adsorption capacity of drop, by changing specific region surface wettability, to realize
Specific function, is with a wide range of applications in engineering.Chemical modification and manufacture surface micronano structure are to change wetting
Two kinds of main methods of property.The former mainly passes through the hydrophilic or hydrophobic functional group of introducing and modifies material surface, changes surface
Free energy, to influence the intrinsic contact angle of material surface.The latter mainly by different surface texture preparation methods, changes
The roughness on surface forms microcosmic composite surface, to change characterization contact angle.But use orientation obtained by existing way
Guide structure to drop the rolling row resistance of super hydrophobic surface is larger or parallel direction and vertical direction roll angle difference compared with
It is small, and the prior art also lacks the guide structure that can cover entire super hydrophobic surface.
Summary of the invention
In order to overcome the defects of the prior art described above, the object of the present invention is to provide a kind of self-cleaning water droplet single rolls
The preparation method of super hydrophobic surface guides drop single roll by the hydrophilic track on surface of gathering, to reach its table
The unidirectional self-cleaning function in face.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface, comprising the following steps:
(1), removal surface oxide film is processed by shot blasting in aluminum alloy round panel surface, obtain hydrophilic metal surface, lead to
It crosses chemical attack and generates surface micro-nano coarse structure；
(2), the modification of low-surface-energy is carried out using stearic acid, forms super hydrophobic surface；
(3), hydrophilic track is carved by high-precision nanosecond laser super hydrophobic surface subscript prepared by step (2), made
It obtains drop and carries out one direction rolling under the effect of gravity along hydrophilic track on super hydrophobic surface.
The hydrophilic track width is 20 μm.
The hydrophilic track depth is 30 μm -50 μm.
It is divided into 0.5mm between the arrangement that the hydrophilic track intensively covers on the surface, it is unidirectional to be divided into water droplet between the arrangement
Super hydrophobic surface is rolled most preferably to arrange interval.
The hydrophilic track is parallel lines or curve track.
The coarse micro-nano structure matrix of the super hydrophobic surface is processed using the method for NaOH chemical attack, specifically
Step is that the aluminium alloy disk after polishing and polishing is placed in the NaOH solution of 100mL1mol/L to carry out surface corrosion, is reacted
Environment is room temperature, reaction time 120min.
The modification that low-surface-energy is carried out using stearic acid, is comprised the concrete steps that surface having generated coarse micro-nano knot
The aluminium alloy disk of structure is put into the stearic ethanol-water solution of 100mL 1mmol/L, and the volume ratio of second alcohol and water is 1:1, close
Reaction vessel is closed, is kept for 60 DEG C of solution temperature, 40h is impregnated, then takes out aluminium alloy disk in a vacuum drying oven 60
It is heating and curing after 2 hours at DEG C, makes its natural cooling.
Described carves hydrophilic track by high-precision nanosecond laser super hydrophobic surface subscript prepared by step (2),
Comprise the concrete steps that the warp rail that different interval straight rail or the circular arc composition using different curvature radius are carried out in CAD software
Drafting, under high-precision nanosecond laser marking machine use 20% power, 83mm focal length, carry out marking twice, obtain the parent
Water track.
The present invention has the following advantages that compared to existing invention；
(1) hydrophilic track structure of the invention influences drop in the rolling behavior of parallel direction smaller, in hydrophilic track
Upper fine droplet (drops of the 20 μ L used in such as embodiment of the present invention) equally can be parallel to track with faster speed edge
Direction is rolled.
(2) the invention proposes be divided into the track arrangement of 0.5mm most beneficial for drop along being parallel to orbital direction
It is rolled and is hindered perpendicular to orbital direction；In optimized parameter --- it is divided under the track arrangement of 0.5mm,
Drop is up to 60 ° in the roll angle difference for being parallel and perpendicular to hydrophilic track.
(3) present invention design equally can achieve using the warp rail that the circular arc of different curvature radius is constituted and draw well
Lead effect.
(4) in the present invention, super hydrophobic surface is processed using the method for low-surface-energy Stearate Modified, and using high-precision
The hydrophilic track that carves in super hydrophobic surface subscript of degree nanosecond laser, hydrophilic track gather entire super hydrophobic surface, so that super thin
Water surface droplet flow has whole homogeneity.
Detailed description of the invention
Fig. 1 is the hydrophilic track that nanosecond laser is carved in prepared super hydrophobic surface subscript.
Fig. 2 is the Scanning Electron microscope photo of hydrophilic track and super hydrophobic surface.
Fig. 3 is the laser co-focusing microstructure of the hydrophilic track that spacing is 0.5mm and super hydrophobic surface.
Fig. 4 be in parallel with orbital direction and perpendicular to contact angle on orbital direction super hydrophobic surface with interorbital away from variation.
Fig. 5 be in parallel with orbital direction and perpendicular to roll angle on orbital direction super hydrophobic surface with interorbital away from variation.
Fig. 6 is the photo that the drop that high-speed camera obtains is rolled in super hydrophobic surface along hydrophilic track.
Specific embodiment
Technical solution of the present invention is further detailed with reference to the accompanying drawing, but required right is not limited in
This, all related art schemes in the present invention carry out synonymous replacement or other modifications, without being clearly different from this
The other technologies scheme of scheme is to protect needed for the present invention.
Embodiment one
The present embodiment the following steps are included:
(1) removal surface oxide film is processed by shot blasting in aluminum alloy round panel surface, obtain hydrophilic metal surface, pass through
Chemical attack generates surface micro-nano coarse structure；
Using diameter 30mm, with a thickness of 5mm aluminium alloy disk as matrix, successively use 200 mesh, 400 mesh, 800 mesh, 1000
Mesh silicon carbide paper and flannelette are polished and are polished to aluminium alloy disk two sides, to guarantee to completely remove aluminum alloy round panel surface oxygen
Compound.It is successively cleaned using dehydrated alcohol, deionized water after completing polishing and polishing, is distinguished using the method for ultrasonic vibration
Cleaning 10 minutes, to guarantee to completely remove the metal and its oxide debris that generate in polishing and polishing process.
Then the aluminium alloy disk that above-mentioned processing is completed is placed in the NaOH solution of 100mL 1mol/L and carries out surface corruption
Erosion, reaction environment is room temperature, reaction time 120min.To which aluminium alloy disk is removed and placed in dehydrated alcohol after reaction
Middle ultrasonic vibration cleaning, carries out 2 times for 300 seconds altogether every time, is then placed in ultrasonic vibration in deionized water and cleans, to guarantee to go completely
The alumina particle etc. generated except corrosion.
(2) modification that low-surface-energy is carried out using stearic acid, forms super hydrophobic surface；
The aluminium alloy disk that surface has generated coarse micro-nano structure is put into the stearic ethyl alcohol-of 100mL 1mmol/L
In aqueous solution (volume ratio of second alcohol and water is 1:1), closed reaction vessel is kept for 60 DEG C of solution temperature, impregnates 40h.Then will
Aluminium alloy disk is taken out to after being heating and curing 2 hours at 60 DEG C in a vacuum drying oven, its natural cooling is made.It completes super-hydrophobic
After the preparation on surface, the contact angle for measuring water on its surface is 157 °, and roll angle is less than 5 °.
(3) referring to FIG. 1, FIG. 2 and FIG. 3, pass through high-precision nanosecond laser super hydrophobic surface subscript prepared by step (2)
Hydrophilic track is carved, so that drop carries out one direction rolling along hydrophilic track on super hydrophobic surface under the effect of gravity.
The marking of hydrophilic track is carried out on prepared super hydrophobic surface using nanosecond laser.I.e. in CAD software into
The drafting of row different interval straight rail, uses 20% power under high-precision nanosecond laser marking machine, and 83mm focal length carries out twice
Marking obtains the hydrophilic track.Single track width is 20 μm, and surface is made uniformly to gather same track, and it is unidirectional to form water droplet
Roll super hydrophobic surface.When liquid-drop diameter is 0.1684mm (i.e. droplet size be 15 μ L), surface tilt 10 ° of Shi Qike with
Under the effect of gravity, it is freely rolled down along track with fast speed.Change the spacing between adjacent orbit, adjacent orbit is set separately
Spacing is 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm.As interorbital is away from increase, it is parallel to the drop contact of orbital direction
Angle does not have significant change, but the liquid-drop contact angle for being perpendicular to orbital direction significantly increases, such as Fig. 4.However for roll angle, rail
When road spacing is 0.3mm, parallel and vertical direction roll angle is 90 °, i.e., drop is adsorbed in surface.For 0.4mm, 0.5mm,
0.6mm, 0.7mm interorbital away from surface be significantly less than vertical direction, therefore more conducively liquid being parallel to orbital direction roll angle
Drop carries out fast scroll along track.When interorbital is away from for 0.5mm, the roll angle difference of parallel direction and vertical direction reaches most
Big 60 ° of value, such as Fig. 5.Therefore, the present embodiment by interorbital away from 0.5mm is optimized for, to realize the drop list on super hydrophobic surface
To rolling, to reach the unidirectional self-cleaning function in its surface.
Embodiment two
The present embodiment the following steps are included:
(1) it is processed by shot blasting that removal surface oxide film obtains hydrophilic metal surface in aluminum alloy round panel surface, passes through
Chemical attack generates surface micro-nano coarse structure；
Using diameter 30mm, with a thickness of 5mm aluminium alloy disk as matrix, successively use 200 mesh, 400 mesh, 800 mesh, 1000
Mesh silicon carbide paper and flannelette are polished and are polished to aluminium alloy disk two sides, to guarantee to completely remove aluminum alloy round panel surface oxygen
Compound.It is successively cleaned using dehydrated alcohol, deionized water after completing polishing and polishing, is distinguished using the method for ultrasonic vibration
Cleaning 10 minutes, to guarantee to completely remove the metal and its oxide debris that generate in polishing and polishing process.It then will be above-mentioned
The aluminium alloy disk that processing is completed, which is placed in the NaOH solution of 100mL 1mol/L, carries out surface corrosion, and reaction environment is room temperature,
Reaction time is 120min.It is cleaned to which aluminium alloy disk is removed and placed in ultrasonic vibration in dehydrated alcohol after reaction, often
It carries out 2 times altogether within secondary 300 seconds, is then placed in ultrasonic vibration in deionized water and cleans, to guarantee to completely remove the oxidation of corrosion generation
Alumina particles etc..
(2) modification that low-surface-energy is carried out using stearic acid, forms super hydrophobic surface；
The aluminium alloy disk that surface has generated coarse micro-nano structure is put into the stearic ethyl alcohol-of 100mL 1mmol/L
In aqueous solution (volume ratio of second alcohol and water is 1:1), closed reaction vessel is kept for 60 DEG C of solution temperature, impregnates 40h.Then will
Aluminium alloy disk is taken out to after being heating and curing 2 hours at 60 DEG C in a vacuum drying oven, its natural cooling is made.It completes super-hydrophobic
After the preparation on surface, the contact angle for measuring water on its surface is 157 °, and roll angle is less than 5 °.
(3) hydrophilic track is carved by high-precision nanosecond laser super hydrophobic surface subscript prepared by step (2), so that
Drop carries out one direction rolling along hydrophilic track on super hydrophobic surface under the effect of gravity.
Using nanosecond laser on prepared super hydrophobic surface the hydrophilic track of marking.It is carried out i.e. in CAD software different
The drafting for the warp rail that the circular arc of radius of curvature is constituted uses 20% power, 83mm under high-precision nanosecond laser marking machine
Focal length carries out marking twice, obtains the hydrophilic track.Single track width is 20 μm, and surface is made uniformly to gather same track,
Form water droplet single roll super hydrophobic surface.When liquid-drop diameter is 0.1684mm (i.e. droplet size is 15 μ L), incline on surface
It can freely be rolled down along track with fast speed, such as Fig. 6 under the effect of gravity at oblique 10 °.Change trade shape, is designed as
The warp rail constituted using the circular arc of 3 sections of different curvature radius, it is same to realize guidance water droplet edge using 0.5mm spaced design
Warp rail carry out one-way flow, complete 25mm stroke being exceedingly fast the time in (about 500ms), it is final to realize on super hydrophobic surface
Drop single roll, with reach its self-cleaning surface and pollute powder collection function.
Claims (9)
1. a kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface, which comprises the following steps:
(1), removal surface oxide film is processed by shot blasting in aluminum alloy round panel surface, obtain hydrophilic metal surface, passing through
It learns corrosion and generates surface micro-nano coarse structure；
(2), the modification of low-surface-energy is carried out using stearic acid, forms super hydrophobic surface；
(3), hydrophilic track is carved by high-precision nanosecond laser super hydrophobic surface subscript prepared by step (2), so that liquid
Drop carries out one direction rolling along hydrophilic track on super hydrophobic surface under the effect of gravity.
2. a kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface according to claim 1, feature
It is, the hydrophilic track width is 20 μm.
3. a kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface according to claim 1, feature
It is, the hydrophilic track depth is 30 μm -50 μm.
4. a kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface according to claim 1, feature
It is, the hydrophilic track is divided into 0.5mm between the arrangement that the hydrophilic track intensively covers on the surface.
5. a kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface according to claim 1, feature
It is,
The hydrophilic track width is 20 μm；
The hydrophilic track depth is 30 μm -50 μm；
0.5mm is divided between the arrangement that the hydrophilic track intensively covers on the surface.
6. a kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface according to claim 1, feature
It is, the hydrophilic track uses parallel lines or curve track.
7. a kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface according to claim 1, feature
It is, the coarse micro-nano structure matrix of the super hydrophobic surface is processed using the method for NaOH chemical attack, specific to walk
Suddenly it is that the aluminium alloy disk after polishing and polishing is placed in the NaOH solution of 100mL 1mol/L to carry out surface corrosion, reacts ring
Border is room temperature, reaction time 120min.
8. a kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface according to claim 1, feature
It is, the modification that low-surface-energy is carried out using stearic acid is comprised the concrete steps that surface having generated coarse micro-nano structure
Aluminium alloy disk be put into the stearic ethanol-water solution of 100mL1mmol/L, the volume ratio of second alcohol and water is 1:1, closed
Reaction vessel is kept for 60 DEG C of solution temperature, is impregnated 40h, is then taken out aluminium alloy disk in a vacuum drying oven at 60 DEG C
Under be heating and curing after 2 hours, make its natural cooling.
9. a kind of preparation method of self-cleaning water droplet single roll super hydrophobic surface according to claim 1, feature
It is, it is described that hydrophilic track is carved by high-precision nanosecond laser super hydrophobic surface subscript prepared by step (2), specifically
Step is drawing for the warp rail for the circular arc composition for carrying out different interval straight rail in CAD software or using different curvature radius
System, uses 20% power under high-precision nanosecond laser marking machine, and 83mm focal length carries out marking twice, obtains the hydrophilic rail
Road.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408933A (en) * | 2019-07-05 | 2019-11-05 | 南京理工大学 | It is a kind of to cooperate with the surface catchmented and preparation method with patterning parent/hydrophobic region |
| CN110408934A (en) * | 2019-07-05 | 2019-11-05 | 南京理工大学 | A kind of super hydrophilic-super hydrophobic surface and preparation method with reinforcing condensation effect |
| CN110773871A (en) * | 2019-11-08 | 2020-02-11 | 合肥工业大学 | Preparation method for preparing anti-icing surface on non-flat surface of airspeed head |
| CN111250869A (en) * | 2020-01-21 | 2020-06-09 | 大连理工大学 | Method for preparing aluminum sheet with super-hydrophilic/super-hydrophobic pattern and application |
| CN111607326A (en) * | 2020-05-22 | 2020-09-01 | 青岛鸿澜防水科技有限责任公司 | Coating film for highway guardrail identification and preparation method thereof |
| CN111607327A (en) * | 2020-05-22 | 2020-09-01 | 青岛鸿澜防水科技有限责任公司 | Self-cleaning coating film for highway guardrail and preparation method thereof |
| CN111690161A (en) * | 2020-05-21 | 2020-09-22 | 天津大学 | Anisotropic wettability combined asymmetric net material for unidirectional liquid conduction and preparation method |
| CN111974647A (en) * | 2020-07-21 | 2020-11-24 | 华帝股份有限公司 | Surface treatment method of base material |
| CN115704191A (en) * | 2021-08-17 | 2023-02-17 | 美盈森集团股份有限公司 | Moisture-proof coating liquid, preparation method and corrugated case |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102534694A (en) * | 2011-12-31 | 2012-07-04 | 浙江工业大学 | Method for preparing copper-base-oriented super-hydrophobic material |
| CN103409754A (en) * | 2013-07-29 | 2013-11-27 | 西安交通大学 | Etching-based surface super-hydrophobicity treatment technology for aluminium material |
| CN106082111A (en) * | 2016-06-16 | 2016-11-09 | 哈尔滨工业大学 | A kind of isotropism and the preparation method of the changeable super hydrophobic surface of anisotropic |
| CN108823569A (en) * | 2018-07-03 | 2018-11-16 | 哈尔滨工业大学 | The preparation method on the special wellability surface of drop directed transport |
-
2018
- 2018-12-25 CN CN201811586590.5A patent/CN109609950B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102534694A (en) * | 2011-12-31 | 2012-07-04 | 浙江工业大学 | Method for preparing copper-base-oriented super-hydrophobic material |
| CN103409754A (en) * | 2013-07-29 | 2013-11-27 | 西安交通大学 | Etching-based surface super-hydrophobicity treatment technology for aluminium material |
| CN106082111A (en) * | 2016-06-16 | 2016-11-09 | 哈尔滨工业大学 | A kind of isotropism and the preparation method of the changeable super hydrophobic surface of anisotropic |
| CN108823569A (en) * | 2018-07-03 | 2018-11-16 | 哈尔滨工业大学 | The preparation method on the special wellability surface of drop directed transport |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408933A (en) * | 2019-07-05 | 2019-11-05 | 南京理工大学 | It is a kind of to cooperate with the surface catchmented and preparation method with patterning parent/hydrophobic region |
| CN110408934A (en) * | 2019-07-05 | 2019-11-05 | 南京理工大学 | A kind of super hydrophilic-super hydrophobic surface and preparation method with reinforcing condensation effect |
| CN110773871A (en) * | 2019-11-08 | 2020-02-11 | 合肥工业大学 | Preparation method for preparing anti-icing surface on non-flat surface of airspeed head |
| CN111250869A (en) * | 2020-01-21 | 2020-06-09 | 大连理工大学 | Method for preparing aluminum sheet with super-hydrophilic/super-hydrophobic pattern and application |
| CN111250869B (en) * | 2020-01-21 | 2021-04-20 | 大连理工大学 | Method for preparing aluminum sheet with super-hydrophilic/super-hydrophobic pattern and application |
| CN111690161A (en) * | 2020-05-21 | 2020-09-22 | 天津大学 | Anisotropic wettability combined asymmetric net material for unidirectional liquid conduction and preparation method |
| CN111607326A (en) * | 2020-05-22 | 2020-09-01 | 青岛鸿澜防水科技有限责任公司 | Coating film for highway guardrail identification and preparation method thereof |
| CN111607327A (en) * | 2020-05-22 | 2020-09-01 | 青岛鸿澜防水科技有限责任公司 | Self-cleaning coating film for highway guardrail and preparation method thereof |
| CN111974647A (en) * | 2020-07-21 | 2020-11-24 | 华帝股份有限公司 | Surface treatment method of base material |
| CN115704191A (en) * | 2021-08-17 | 2023-02-17 | 美盈森集团股份有限公司 | Moisture-proof coating liquid, preparation method and corrugated case |
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