CN106400022A - Method for preparing aluminum alloy super-hydrophobic functional surface by laser marking machine - Google Patents
Method for preparing aluminum alloy super-hydrophobic functional surface by laser marking machine Download PDFInfo
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- CN106400022A CN106400022A CN201611094510.5A CN201611094510A CN106400022A CN 106400022 A CN106400022 A CN 106400022A CN 201611094510 A CN201611094510 A CN 201611094510A CN 106400022 A CN106400022 A CN 106400022A
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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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F4/00—Processes for removing metallic material from surfaces, not provided for in group C23F1/00 or C23F3/00
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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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/02—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using non-aqueous solutions
-
- 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/78—Pretreatment of the material to be coated
-
- 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
- C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
- C23C2222/20—Use of solutions containing silanes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention belongs to the technical field of preparation of metal-based microstructural functional surfaces. A method for preparing an aluminum alloy super-hydrophobic functional surface by a laser marking machine comprises the following steps: (1) grinding, ultrasonically cleaning and drying an aluminum alloy sample to obtain a clean aluminum alloy sample; (2) performing laser micromachining: performing laser surface scanning treatment on the surface of the sample by adopting an infrared laser marking machine; and (3) performing silanization treatment: performing ultrasonic cleaning on the sample subjected to the laser micromachining, placing the cleaned sample into an ethyl alcohol solution of cetyl trimethyl silane for soaking to form a layer of hydrophobic film on the surface of the sample, and flushing and drying the sample to obtain a product. The product has the characteristics that (1) preparation can be realized under an atmospheric environment by adopting a method for combining the laser micromachining technology and the silanization treatment technology; (2) the machining cost of the method disclosed by the invention is lower than that of a femtosecond laser device, and machining parameters are independently controllable; and (3) the obtained product is of a structure with a rough surface, and the contact angle for water is about 150 degrees.
Description
Technical field
The invention belongs to Metal Substrate micro structure function surface preparing technical field, more particularly, to a kind of laser marking machine preparation
The method on aluminium alloy super hydrophobic functional surface.
Background technology
Aluminum and its alloy are a kind of very important engineering metal materials, because it has light weight, specific strength height, easy processing
The excellent feature of molding, corrosion resistance, is widely used in the industrial circles such as automobile, ship, building, Aero-Space and machine-building.
But for marine transportation industry, the marine vehicle long-term work such as ship is in harsh Seawater and marine environment
In, due to the presence of the reproducibility ion such as chloride ion. easily cause aluminum and its alloy passive state unstability in the seawater, make material
Corrosion resistance reduce；Hull is chronically in sea water and easily causes marine organisms adhesion simultaneously, increases its running resistance, makes ship
Operation and maintenance cost be continuously increased.How to find a kind of effective, economical and convenient method and exist improving metal material
Serviceability in sea water, becomes research worker problem demanding prompt solution.
The eighties in 20th century, botanist Barthlott and Neihuis of Univ Bonn Germany is by tying to lotus leaf surface
The observation of structure finds the raised and wax-like organizational structure of micron order that its surface exists so that Folium Nelumbinis have super-hydrophobicity (i.e. water
It is dropped in leaf surfaces and can automatically be gathered into the globule and be rolled down) cause worldwide very big concern.It has been investigated that
Super hydrophobic surface has plurality of advantages, if super hydrophobic surface is acted on can play automatically cleaning, anticorrosive, sliding on metal material
Move drag reduction, reduce friction, strengthen absorbance of light and other effects.Such as super hydrophobic surface is used in petroleum transportation pipeline, can prevent
Duct wall viscous reduces loss and energy expenditure in transportation；Super hydrophobic surface is used for optical instrument, sensor and too
In the parts such as sun energy conversion equipment, the reflection to light can be efficiently reduced, absorb incident illumination to greatest extent；Super hydrophobic material is used
In industries such as boat oceangoing ships, such as apply last layer based superhydrophobic thin films in hull, the friction with water in ship traveling process can be substantially reduced, section
Save fuel oil；Super hydrophobic material is used for bio-medical tissue such as the body structure surface such as artificial blood vessel, intravascular stent, Cardiac valve prosthesiss
On, the blood compatibility of biology can be improved, reduce thrombotic probability.Therefore act on aluminium alloy table with laser marking machine
Face, prepares the function microstructrue surface with super-hydrophobicity, can improve aluminum conjunction corrosion resistance, sliding drag reduction, abrasion-resistant
Property.
The preparation method of metal current based super hydrophobic function surface mainly has chemical etching method, anodizing, gas phase to sink
Area method, laser ablation method etc.., because of its wide adaptability, crudy is stable, processing dimension is controlled and is subject to people for laser etching techniques
Extensive concern.Patent as Application No. 200810019368.7 discloses a kind of metal base ultra-hydrophobicity micro-structure surface
Laser preparation method, Metal Substrate micro structure table is prepared by femtosecond laser under vacuum environment using oxidizing process or method with plastic film
Face, can realize the super-hydrophobicity of material surface in the case of without any surface treatment.Application No. 200910021923.4
Patent disclose a kind of method that femtosecond laser prepares metal material surface superhydrophobic microstructure, the method utilizes femtosecond laser
Radiation field induce on metallic target material surface the generation cycle be 50nm-50 μm, contact angle be 150 ° of 175 ° of different scales and
The metal micro-nano structure super hydrophobic surface of pattern.The patent of Application No. 201510279045.1 discloses one kind using ultrashort
The method that pulse laser prepares aluminium alloy super-hydrophobic automatic cleaning surface, the method is in pretreated aluminium alloy print surface profit
Process countless micro structures with ultra-short pulse laser, put into afterwards to toast in electrically heated drying cabinet and must arrive surface there is micron order mastoid process
Shape or the superhydrophobic surface of aluminum alloy of vesicular texture.
The preparation method of above-described super hydrophobic surface all can obtain preferably super-hydrophobic effect, but there is also some and ask
Topic, such as makes processing cost increase using femto-second laser, have to operating environment requirements harshness (need to process in vacuum environment) no
Suitable industrialized production.How to prepare stable super hydrophobic functional surface using simple method, meet it in industry
The application of aspect is particularly important.
Content of the invention
The purpose of the present invention is to overcome the femto-second laser high cost of prior art presence, to operating environment requirements harshness
Defect, provides a kind of method that laser marking machine prepares aluminium alloy super hydrophobic functional surface.
The technical solution adopted for the present invention to solve the technical problems is：It is super-hydrophobic that a kind of laser marking machine prepares aluminium alloy
The method of function surface, comprises the steps：
(1) pretreatment：After aluminum alloy sample being polished, is cleaned by ultrasonic and drying, obtain the aluminum alloy sample of cleaning；
(2) Laser Micro-Machining：Laser scanning surface process is carried out to sample surfaces using iraser marking machine；
(3) silanization treatment：Sample after Laser Micro-Machining is carried out ultrasound wave cleaning；Sample after cleaning is put into
Soak in the ethanol solution of cetyl trimethyl silane, make sample surfaces form one layer of super-hydrophobic film, through rinsing post-drying, that is,
Obtain feature super hydrophobic surface.
Further, the sanding operation described in step (1) is, by aluminium alloy print sequentially pass through 400#, 1000#,
3000# sand papering, described ultrasonic cleaning is that with dehydrated alcohol and distilled water, the sample after polishing is carried out ultrasound wave successively
Cleaning, cleaning temperature is 40-60 DEG C, cleans 20-30min, described drying condition is that 5- is dried in 60-80 DEG C of constant temperature oven
10min.
Preferably, the technological parameter that the laser scanning described in step (2) is processed is, optical maser wavelength is 1064nm, maximum
Laser output power is 20w, laser frequency is 20kHz, the electric current density that uses is 11-14A when processing.
Preferably, in laser scanning surface processing procedure described in step (2) scanning speed of laser be 500-1500mm/s,
The single exposure time is to be spaced apart 30-50 μm between 2-5ms, adjacent scanning lines, and scans speed in single sample processing procedure
Degree, single exposure time, the interval between adjacent scanning lines all keep constant.
Further, cetyl trimethyl silicon in the ethanol solution of cetyl trimethyl silane described in step (3)
Alkane weight/mass percentage composition is 1-4%.
Preferably, the described soak time of step (3) is 10-12h.
Specifically, described iraser marking machine includes laser instrument and the laser beam along the output of described laser instrument is propagated
The X-axis reflecting mirror in direction, Y-axis reflecting mirror and F- θ lens, described X-axis reflecting mirror is driven by X-axis motor and rotates along X-axis, described Y
Axle reflecting mirror is driven by y-axis motor and rotates along Y-axis., by computer controls, laser beam is finally through F- θ for X-axis motor and y-axis motor
Lens are fallen on workpiece after focusing on some collimated light beam, thus realizing laser marking.
Beneficial effect：(1) preparation process is simple, raw material are easy to get.Using laser micro-machining technology and silanization treatment technology
The method combining, can achieve the preparation on aluminium alloy super hydrophobic functional surface under atmospheric environment.
(2) processing cost is low compared with femto-second laser, machined parameters are individually controllable.Can be by meter using iraser marking machine
The programming of calculation machine can achieve dot matrix, straight line, the scanning of latticed micro structure；The mean power of laser, scanning speed, single expose simultaneously
The technological parameters such as the interval between light time, adjacent scanning lines are individually controllable.
(3) the coarse micro structure of the aluminium alloy super hydrophobic functional surface tool obtained by, is 150 ° about to the contact angle of water.
(4) there are good corrosion resistance, sliding drag reduction in the aluminium alloy super hydrophobic functional surface obtained by, can be applicable to ship
Body structure, the superstructure of ship, diaphragm structure etc., it is easy to accomplish commercial Application.
Brief description
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 laser marking machine work flow schematic diagram；
Fig. 2 laser marking machine galvanometer system schematic diagram；
The aluminium alloy super hydrophobic functional surface microstructure figure that Fig. 3 iraser marking machine prepares；
The contact angle schematic diagram on the aluminium alloy super hydrophobic functional surface that Fig. 4 iraser marking machine prepares；
Wherein 1. computers, 2. laser instrument, 3. laser beam, 4.X spindle motor, 5.X axle reflecting mirror, 6.Y spindle motor, 7.F- θ
Lens, 8.Y axle reflecting mirror.
Specific embodiment
Fig. 1 is laser marking machine work flow schematic diagram.First pass through host computer man-machine interactive system to Laser Processing ginseng
Number is configured generating marking data；Then marking data is transferred on controller, on the one hand controller controls laser instrument, root
The energy density of laser is set according to marking data；On the other hand control galvanometer scanning system, the laser that laser instrument sends is passed through
Motor operation in galvanometer system controls the propagation path of laser, realizes high accuracy mark.
Fig. 2 is laser marking machine galvanometer scanning system schematic diagram.Laser processing parameter is arranged by computer 1, controls and swash
Light device 2 outgoing laser beam 3, laser beam is incided on X-axis reflecting mirror 5 and Y-axis reflecting mirror 8, is controlled respectively using computer 1 simultaneously
X-axis motor 4 processed and y-axis motor 6 operate, and drive X-axis reflecting mirror 5 and Y-axis reflecting mirror 8 to rotate along X, Y-axis respectively, saturating by F- θ
Mirror 7 is fallen on workpiece after focusing on some collimated light beam, thus realizing laser marking.
In order to be better understood from the present invention, below in conjunction with instantiation, technical scheme is done further details of
Introduce.Described in following embodiments, experimental technique is conventional method if no special instructions, and described reagent and material are such as no special
Illustrate all can obtain from commercial channels.
Embodiment 1
The method that the laser marking machine of the present embodiment prepares aluminium alloy super hydrophobic functional surface, comprises the steps：
(1) pretreatment：By 6061 pending aluminium alloy prints successively through 400#、1000#、3000#Sand papering, through beating
Sample after mill is processed carries out ultrasound wave with dehydrated alcohol and distilled water successively and cleans, and ultrasonic temperature is 40～60 DEG C, and the time is
20～30min, then 5～10min is dried in 60～80 DEG C of constant temperature ovens, obtain the aluminum alloy sample of cleaning；
(2) Laser Micro-Machining：Using the technological parameter that iraser marking machine regulates correlation, sample surfaces are swashed
Photoscanning is processed；The wavelength of laser be 1064nm, maximum laser output be 16W, laser frequency be 20kHz, processing when make
Electric current density is 13A, laser aperture is 80 μm, is between 5ms, adjacent scanning lines using dot matrix processing single time of exposure
Be spaced apart 50 μm.
(3) silanization treatment：Sample after Laser Processing is put into and in ultrasonic washing unit, uses dehydrated alcohol, steaming successively
Distilled water is cleaned by ultrasonic 20～30min under 40～60 DEG C of constant temperature, to remove the processing spittle；The aluminum alloy sample cleaning up is put
Soak 10～12h in the ethanol solution of 1%wt hexadecyl trimethoxy silane at room temperature, make sample surfaces form one layer
Hydrophobic film, then take out successively use ethanol, deionized water rinsing, place in 60～80 DEG C of constant temperature ovens be dried 20～
30min, that is, be obtained described feature super hydrophobic surface.
The aluminium alloy super hydrophobic functional surface microstructure figure that this example is obtained is as shown in figure 3, surface is coarse in micron order
Structure.
The contact angle on the aluminium alloy super hydrophobic functional surface that this example is obtained is as shown in figure 4, be 148 ° with the contact angle of water.
It should be appreciated that specific embodiment described above is only used for explaining the present invention, it is not intended to limit the present invention.By
Obvious change that the spirit of the present invention is extended out or change among still in protection scope of the present invention.
Claims (7)
1. a kind of laser marking machine prepare aluminium alloy super hydrophobic functional surface method it is characterised in that：Comprise the steps：
(1) pretreatment：After aluminum alloy sample being polished, is cleaned by ultrasonic and drying, obtain the aluminum alloy sample of cleaning；
(2) Laser Micro-Machining：Laser scanning surface process is carried out to sample surfaces using iraser marking machine；
(3) silanization treatment：Sample after Laser Micro-Machining is carried out ultrasound wave cleaning；Sample after cleaning is put into 16
Soak in the ethanol solution of alkyl trimethylsilanes, make sample surfaces form one layer of super-hydrophobic film, through rinsing post-drying, that is, obtain
Super hydrophobic surface.
2. laser marking machine according to claim 1 prepare aluminium alloy super hydrophobic functional surface method it is characterised in that：
Sanding operation described in step (1) is that aluminium alloy print is sequentially passed through 400#, 1000#, 3000# sand papering, described super
Sound cleaning is with dehydrated alcohol and distilled water, the sample after polishing to be carried out ultrasound wave successively clean, and cleaning temperature is 40-60
DEG C, clean 20-30min, described drying condition is that 5-10min is dried in 60-80 DEG C of constant temperature oven.
3. the method that laser marking machine according to claim 1 and 2 prepares aluminium alloy super hydrophobic functional surface, its feature exists
In：The technological parameter that laser scanning described in step (2) is processed is that optical maser wavelength is 1064nm, and maximum laser output is
20w, laser frequency be 20kHz, the electric current density that uses is 11-14A when processing.
4. laser marking machine according to claim 3 prepare aluminium alloy super hydrophobic functional surface method it is characterised in that：
In laser scanning processing procedure described in step (2) scanning speed of laser be 500-1500mm/s, the single exposure time be 2-
Be spaced apart 30-50 μm between 5ms, adjacent scanning lines, and scanning speed in single sample processing procedure, the single exposure time,
Interval between adjacent scanning lines all keeps constant.
5. laser marking machine according to claim 1 prepare aluminium alloy super hydrophobic functional surface method it is characterised in that：
In the ethanol solution of cetyl trimethyl silane described in step (3), cetyl trimethyl silane weight/mass percentage composition is 1-
4%.
6. laser marking machine according to claim 5 prepare aluminium alloy super hydrophobic functional surface method it is characterised in that：
The described soak time of step (3) is 10-12h.
7. laser marking machine according to claim 1 prepare aluminium alloy super hydrophobic functional surface method it is characterised in that：
Described iraser marking machine includes laser instrument and the X-axis reflection of the laser beam direction of propagation along the output of described laser instrument
Mirror, Y-axis reflecting mirror and F- θ lens, described X-axis reflecting mirror is driven by X-axis motor and rotates along X-axis, and described Y-axis reflecting mirror is by Y-axis
Motor drives and rotates along Y-axis.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611094510.5A CN106400022A (en) | 2016-12-02 | 2016-12-02 | Method for preparing aluminum alloy super-hydrophobic functional surface by laser marking machine |
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Cited By (15)
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| CN107723773A (en) * | 2017-08-22 | 2018-02-23 | 吉林大学 | A kind of preparation method on the bionical anti-icing surface of aluminium alloy |
| CN107914079A (en) * | 2017-11-14 | 2018-04-17 | 厦门大学 | A kind of anti-corrosion reinforced aluminium magnesium alloy preparation method of new pattern laser processing |
| CN107937894A (en) * | 2017-11-18 | 2018-04-20 | 安徽省万帮新型建材科技有限公司 | A kind of surface treatment method of aluminum alloy materials |
| CN108857273A (en) * | 2018-06-13 | 2018-11-23 | 长春理工大学 | A kind of 7075 superhydrophobic surface of aluminum alloy preparation processes |
| CN108941924A (en) * | 2018-07-19 | 2018-12-07 | 江苏理工学院 | A kind of method of infrared laser etch aluminum alloy microstructure function surface |
| CN109127331A (en) * | 2018-09-28 | 2019-01-04 | 江苏理工学院 | A kind of method that infrared laser prepares super-hydrophobic zinc alloy surface |
| CN109249137A (en) * | 2018-09-28 | 2019-01-22 | 江苏理工学院 | A kind of method of laser and the compound etching super-hydrophobic aluminum alloy surface of aqueous slkali |
| CN109249136A (en) * | 2018-09-28 | 2019-01-22 | 江苏理工学院 | A kind of laser and the compound method for preparing super-hydrophobic zinc alloy surface of acid solution |
| CN109249134A (en) * | 2018-11-08 | 2019-01-22 | 江苏理工学院 | A kind of preparation method on the Super-hydrophobic aluminium surface with corrosion resistance |
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| CN110607492A (en) * | 2019-10-29 | 2019-12-24 | 江苏理工学院 | Method for improving super-hydrophobic performance of aluminum alloy |
| CN110744200A (en) * | 2019-11-08 | 2020-02-04 | 太原理工大学 | Method for improving surface corrosion resistance of austenitic stainless steel |
| CN113059324A (en) * | 2021-03-29 | 2021-07-02 | 苏州星波激光科技有限公司 | One-step preparation method of femtosecond laser cleaning-super-hydrophobic micro-nano surface of aluminum alloy |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
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| ES2697919A1 (en) * | 2017-07-28 | 2019-01-29 | Bsh Electrodomesticos Espana Sa | METHOD FOR MANUFACTURING A COMPONENT OF DOMESTIC APPLIANCES, COMPONENTS OF DOMESTIC APPLIANCES, DOMESTIC APPLIANCES, AND LASER MICROSTRUCTURING DEVICE (Machine-translation by Google Translate, not legally binding) |
| CN107723773A (en) * | 2017-08-22 | 2018-02-23 | 吉林大学 | A kind of preparation method on the bionical anti-icing surface of aluminium alloy |
| CN107914079A (en) * | 2017-11-14 | 2018-04-17 | 厦门大学 | A kind of anti-corrosion reinforced aluminium magnesium alloy preparation method of new pattern laser processing |
| CN107937894A (en) * | 2017-11-18 | 2018-04-20 | 安徽省万帮新型建材科技有限公司 | A kind of surface treatment method of aluminum alloy materials |
| CN108857273B (en) * | 2018-06-13 | 2021-08-31 | 长春理工大学 | 7075 aluminum alloy super-hydrophobic surface preparation process |
| CN108857273A (en) * | 2018-06-13 | 2018-11-23 | 长春理工大学 | A kind of 7075 superhydrophobic surface of aluminum alloy preparation processes |
| CN108941924A (en) * | 2018-07-19 | 2018-12-07 | 江苏理工学院 | A kind of method of infrared laser etch aluminum alloy microstructure function surface |
| CN109127331A (en) * | 2018-09-28 | 2019-01-04 | 江苏理工学院 | A kind of method that infrared laser prepares super-hydrophobic zinc alloy surface |
| CN109249137A (en) * | 2018-09-28 | 2019-01-22 | 江苏理工学院 | A kind of method of laser and the compound etching super-hydrophobic aluminum alloy surface of aqueous slkali |
| CN109249136A (en) * | 2018-09-28 | 2019-01-22 | 江苏理工学院 | A kind of laser and the compound method for preparing super-hydrophobic zinc alloy surface of acid solution |
| CN109249134A (en) * | 2018-11-08 | 2019-01-22 | 江苏理工学院 | A kind of preparation method on the Super-hydrophobic aluminium surface with corrosion resistance |
| CN110607492A (en) * | 2019-10-29 | 2019-12-24 | 江苏理工学院 | Method for improving super-hydrophobic performance of aluminum alloy |
| CN110744200A (en) * | 2019-11-08 | 2020-02-04 | 太原理工大学 | Method for improving surface corrosion resistance of austenitic stainless steel |
| CN110744200B (en) * | 2019-11-08 | 2021-11-12 | 太原理工大学 | Method for improving surface corrosion resistance of austenitic stainless steel |
| CN113059324A (en) * | 2021-03-29 | 2021-07-02 | 苏州星波激光科技有限公司 | One-step preparation method of femtosecond laser cleaning-super-hydrophobic micro-nano surface of aluminum alloy |
| CN113275223A (en) * | 2021-04-26 | 2021-08-20 | 东南大学 | Preparation method of high-adhesion super-hydrophobic surface based on laser chemical composite process |
| CN113275223B (en) * | 2021-04-26 | 2022-07-15 | 东南大学 | Preparation method of high-adhesion super-hydrophobic surface based on laser chemical composite process |
| CN115008018A (en) * | 2022-04-28 | 2022-09-06 | 西安交通大学 | Method for preparing durable super-hydrophobic surface through femtosecond laser composite rare earth nano modification |
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